linux/drivers/clk/tegra/clk-tegra210.c
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   1/*
   2 * Copyright (c) 2012-2014 NVIDIA CORPORATION.  All rights reserved.
   3 *
   4 * This program is free software; you can redistribute it and/or modify it
   5 * under the terms and conditions of the GNU General Public License,
   6 * version 2, as published by the Free Software Foundation.
   7 *
   8 * This program is distributed in the hope it will be useful, but WITHOUT
   9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  11 * more details.
  12 *
  13 * You should have received a copy of the GNU General Public License
  14 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15 */
  16
  17#include <linux/io.h>
  18#include <linux/clk.h>
  19#include <linux/clk-provider.h>
  20#include <linux/clkdev.h>
  21#include <linux/of.h>
  22#include <linux/of_address.h>
  23#include <linux/delay.h>
  24#include <linux/export.h>
  25#include <linux/mutex.h>
  26#include <linux/clk/tegra.h>
  27#include <dt-bindings/clock/tegra210-car.h>
  28#include <dt-bindings/reset/tegra210-car.h>
  29#include <linux/iopoll.h>
  30#include <linux/sizes.h>
  31#include <soc/tegra/pmc.h>
  32
  33#include "clk.h"
  34#include "clk-id.h"
  35
  36/*
  37 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
  38 * banks present in the Tegra210 CAR IP block.  The banks are
  39 * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
  40 * periph_regs[] in drivers/clk/tegra/clk.c
  41 */
  42#define TEGRA210_CAR_BANK_COUNT                 7
  43
  44#define CLK_SOURCE_CSITE 0x1d4
  45#define CLK_SOURCE_EMC 0x19c
  46#define CLK_SOURCE_SOR1 0x410
  47#define CLK_SOURCE_LA 0x1f8
  48#define CLK_SOURCE_SDMMC2 0x154
  49#define CLK_SOURCE_SDMMC4 0x164
  50
  51#define PLLC_BASE 0x80
  52#define PLLC_OUT 0x84
  53#define PLLC_MISC0 0x88
  54#define PLLC_MISC1 0x8c
  55#define PLLC_MISC2 0x5d0
  56#define PLLC_MISC3 0x5d4
  57
  58#define PLLC2_BASE 0x4e8
  59#define PLLC2_MISC0 0x4ec
  60#define PLLC2_MISC1 0x4f0
  61#define PLLC2_MISC2 0x4f4
  62#define PLLC2_MISC3 0x4f8
  63
  64#define PLLC3_BASE 0x4fc
  65#define PLLC3_MISC0 0x500
  66#define PLLC3_MISC1 0x504
  67#define PLLC3_MISC2 0x508
  68#define PLLC3_MISC3 0x50c
  69
  70#define PLLM_BASE 0x90
  71#define PLLM_MISC1 0x98
  72#define PLLM_MISC2 0x9c
  73#define PLLP_BASE 0xa0
  74#define PLLP_MISC0 0xac
  75#define PLLP_MISC1 0x680
  76#define PLLA_BASE 0xb0
  77#define PLLA_MISC0 0xbc
  78#define PLLA_MISC1 0xb8
  79#define PLLA_MISC2 0x5d8
  80#define PLLD_BASE 0xd0
  81#define PLLD_MISC0 0xdc
  82#define PLLD_MISC1 0xd8
  83#define PLLU_BASE 0xc0
  84#define PLLU_OUTA 0xc4
  85#define PLLU_MISC0 0xcc
  86#define PLLU_MISC1 0xc8
  87#define PLLX_BASE 0xe0
  88#define PLLX_MISC0 0xe4
  89#define PLLX_MISC1 0x510
  90#define PLLX_MISC2 0x514
  91#define PLLX_MISC3 0x518
  92#define PLLX_MISC4 0x5f0
  93#define PLLX_MISC5 0x5f4
  94#define PLLE_BASE 0xe8
  95#define PLLE_MISC0 0xec
  96#define PLLD2_BASE 0x4b8
  97#define PLLD2_MISC0 0x4bc
  98#define PLLD2_MISC1 0x570
  99#define PLLD2_MISC2 0x574
 100#define PLLD2_MISC3 0x578
 101#define PLLE_AUX 0x48c
 102#define PLLRE_BASE 0x4c4
 103#define PLLRE_MISC0 0x4c8
 104#define PLLRE_OUT1 0x4cc
 105#define PLLDP_BASE 0x590
 106#define PLLDP_MISC 0x594
 107
 108#define PLLC4_BASE 0x5a4
 109#define PLLC4_MISC0 0x5a8
 110#define PLLC4_OUT 0x5e4
 111#define PLLMB_BASE 0x5e8
 112#define PLLMB_MISC1 0x5ec
 113#define PLLA1_BASE 0x6a4
 114#define PLLA1_MISC0 0x6a8
 115#define PLLA1_MISC1 0x6ac
 116#define PLLA1_MISC2 0x6b0
 117#define PLLA1_MISC3 0x6b4
 118
 119#define PLLU_IDDQ_BIT 31
 120#define PLLCX_IDDQ_BIT 27
 121#define PLLRE_IDDQ_BIT 24
 122#define PLLA_IDDQ_BIT 25
 123#define PLLD_IDDQ_BIT 20
 124#define PLLSS_IDDQ_BIT 18
 125#define PLLM_IDDQ_BIT 5
 126#define PLLMB_IDDQ_BIT 17
 127#define PLLXP_IDDQ_BIT 3
 128
 129#define PLLCX_RESET_BIT 30
 130
 131#define PLL_BASE_LOCK BIT(27)
 132#define PLLCX_BASE_LOCK BIT(26)
 133#define PLLE_MISC_LOCK BIT(11)
 134#define PLLRE_MISC_LOCK BIT(27)
 135
 136#define PLL_MISC_LOCK_ENABLE 18
 137#define PLLC_MISC_LOCK_ENABLE 24
 138#define PLLDU_MISC_LOCK_ENABLE 22
 139#define PLLU_MISC_LOCK_ENABLE 29
 140#define PLLE_MISC_LOCK_ENABLE 9
 141#define PLLRE_MISC_LOCK_ENABLE 30
 142#define PLLSS_MISC_LOCK_ENABLE 30
 143#define PLLP_MISC_LOCK_ENABLE 18
 144#define PLLM_MISC_LOCK_ENABLE 4
 145#define PLLMB_MISC_LOCK_ENABLE 16
 146#define PLLA_MISC_LOCK_ENABLE 28
 147#define PLLU_MISC_LOCK_ENABLE 29
 148#define PLLD_MISC_LOCK_ENABLE 18
 149
 150#define PLLA_SDM_DIN_MASK 0xffff
 151#define PLLA_SDM_EN_MASK BIT(26)
 152
 153#define PLLD_SDM_EN_MASK BIT(16)
 154
 155#define PLLD2_SDM_EN_MASK BIT(31)
 156#define PLLD2_SSC_EN_MASK 0
 157
 158#define PLLDP_SS_CFG    0x598
 159#define PLLDP_SDM_EN_MASK BIT(31)
 160#define PLLDP_SSC_EN_MASK BIT(30)
 161#define PLLDP_SS_CTRL1  0x59c
 162#define PLLDP_SS_CTRL2  0x5a0
 163
 164#define PMC_PLLM_WB0_OVERRIDE 0x1dc
 165#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
 166
 167#define UTMIP_PLL_CFG2 0x488
 168#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
 169#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
 170#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
 171#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
 172#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
 173#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
 174#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
 175#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
 176#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
 177#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
 178
 179#define UTMIP_PLL_CFG1 0x484
 180#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
 181#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
 182#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
 183#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
 184#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
 185#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
 186#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
 187
 188#define SATA_PLL_CFG0                           0x490
 189#define SATA_PLL_CFG0_PADPLL_RESET_SWCTL        BIT(0)
 190#define SATA_PLL_CFG0_PADPLL_USE_LOCKDET        BIT(2)
 191#define SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL         BIT(4)
 192#define SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE        BIT(5)
 193#define SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE      BIT(6)
 194#define SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE    BIT(7)
 195
 196#define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ         BIT(13)
 197#define SATA_PLL_CFG0_SEQ_ENABLE                BIT(24)
 198
 199#define XUSBIO_PLL_CFG0                         0x51c
 200#define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL      BIT(0)
 201#define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL        BIT(2)
 202#define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET      BIT(6)
 203#define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ       BIT(13)
 204#define XUSBIO_PLL_CFG0_SEQ_ENABLE              BIT(24)
 205
 206#define UTMIPLL_HW_PWRDN_CFG0                   0x52c
 207#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK      BIT(31)
 208#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE   BIT(25)
 209#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE        BIT(24)
 210#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE   BIT(7)
 211#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET       BIT(6)
 212#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE     BIT(5)
 213#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL      BIT(4)
 214#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL  BIT(2)
 215#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE     BIT(1)
 216#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL        BIT(0)
 217
 218#define PLLU_HW_PWRDN_CFG0                      0x530
 219#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE      BIT(28)
 220#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE           BIT(24)
 221#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT    BIT(7)
 222#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET          BIT(6)
 223#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL     BIT(2)
 224#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL     BIT(0)
 225
 226#define XUSB_PLL_CFG0                           0x534
 227#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY          0x3ff
 228#define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK        (0x3ff << 14)
 229
 230#define SPARE_REG0 0x55c
 231#define CLK_M_DIVISOR_SHIFT 2
 232#define CLK_M_DIVISOR_MASK 0x3
 233
 234#define RST_DFLL_DVCO 0x2f4
 235#define DVFS_DFLL_RESET_SHIFT 0
 236
 237#define CLK_RST_CONTROLLER_RST_DEV_Y_SET 0x2a8
 238#define CLK_RST_CONTROLLER_RST_DEV_Y_CLR 0x2ac
 239
 240#define LVL2_CLK_GATE_OVRA 0xf8
 241#define LVL2_CLK_GATE_OVRC 0x3a0
 242#define LVL2_CLK_GATE_OVRD 0x3a4
 243#define LVL2_CLK_GATE_OVRE 0x554
 244
 245/* I2S registers to handle during APE MBIST WAR */
 246#define TEGRA210_I2S_BASE  0x1000
 247#define TEGRA210_I2S_SIZE  0x100
 248#define TEGRA210_I2S_CTRLS 5
 249#define TEGRA210_I2S_CG    0x88
 250#define TEGRA210_I2S_CTRL  0xa0
 251
 252/* DISPA registers to handle during MBIST WAR */
 253#define DC_CMD_DISPLAY_COMMAND 0xc8
 254#define DC_COM_DSC_TOP_CTL 0xcf8
 255
 256/* VIC register to handle during MBIST WAR */
 257#define NV_PVIC_THI_SLCG_OVERRIDE_LOW 0x8c
 258
 259/* APE, DISPA and VIC base addesses needed for MBIST WAR */
 260#define TEGRA210_AHUB_BASE  0x702d0000
 261#define TEGRA210_DISPA_BASE 0x54200000
 262#define TEGRA210_VIC_BASE  0x54340000
 263
 264/*
 265 * SDM fractional divisor is 16-bit 2's complement signed number within
 266 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
 267 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
 268 * indicate that SDM is disabled.
 269 *
 270 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
 271 */
 272#define PLL_SDM_COEFF BIT(13)
 273#define sdin_din_to_data(din)   ((u16)((din) ? : 0xFFFFU))
 274#define sdin_data_to_din(dat)   (((dat) == 0xFFFFU) ? 0 : (s16)dat)
 275/* This macro returns ndiv effective scaled to SDM range */
 276#define sdin_get_n_eff(cfg)     ((cfg)->n * PLL_SDM_COEFF + ((cfg)->sdm_data ? \
 277                (PLL_SDM_COEFF/2 + sdin_data_to_din((cfg)->sdm_data)) : 0))
 278
 279/* Tegra CPU clock and reset control regs */
 280#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS     0x470
 281
 282#ifdef CONFIG_PM_SLEEP
 283static struct cpu_clk_suspend_context {
 284        u32 clk_csite_src;
 285} tegra210_cpu_clk_sctx;
 286#endif
 287
 288struct tegra210_domain_mbist_war {
 289        void (*handle_lvl2_ovr)(struct tegra210_domain_mbist_war *mbist);
 290        const u32 lvl2_offset;
 291        const u32 lvl2_mask;
 292        const unsigned int num_clks;
 293        const unsigned int *clk_init_data;
 294        struct clk_bulk_data *clks;
 295};
 296
 297static struct clk **clks;
 298
 299static void __iomem *clk_base;
 300static void __iomem *pmc_base;
 301static void __iomem *ahub_base;
 302static void __iomem *dispa_base;
 303static void __iomem *vic_base;
 304
 305static unsigned long osc_freq;
 306static unsigned long pll_ref_freq;
 307
 308static DEFINE_SPINLOCK(pll_d_lock);
 309static DEFINE_SPINLOCK(pll_e_lock);
 310static DEFINE_SPINLOCK(pll_re_lock);
 311static DEFINE_SPINLOCK(pll_u_lock);
 312static DEFINE_SPINLOCK(sor1_lock);
 313static DEFINE_SPINLOCK(emc_lock);
 314static DEFINE_MUTEX(lvl2_ovr_lock);
 315
 316/* possible OSC frequencies in Hz */
 317static unsigned long tegra210_input_freq[] = {
 318        [5] = 38400000,
 319        [8] = 12000000,
 320};
 321
 322static const char *mux_pllmcp_clkm[] = {
 323        "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
 324        "pll_p",
 325};
 326#define mux_pllmcp_clkm_idx NULL
 327
 328#define PLL_ENABLE                      (1 << 30)
 329
 330#define PLLCX_MISC1_IDDQ                (1 << 27)
 331#define PLLCX_MISC0_RESET               (1 << 30)
 332
 333#define PLLCX_MISC0_DEFAULT_VALUE       0x40080000
 334#define PLLCX_MISC0_WRITE_MASK          0x400ffffb
 335#define PLLCX_MISC1_DEFAULT_VALUE       0x08000000
 336#define PLLCX_MISC1_WRITE_MASK          0x08003cff
 337#define PLLCX_MISC2_DEFAULT_VALUE       0x1f720f05
 338#define PLLCX_MISC2_WRITE_MASK          0xffffff17
 339#define PLLCX_MISC3_DEFAULT_VALUE       0x000000c4
 340#define PLLCX_MISC3_WRITE_MASK          0x00ffffff
 341
 342/* PLLA */
 343#define PLLA_BASE_IDDQ                  (1 << 25)
 344#define PLLA_BASE_LOCK                  (1 << 27)
 345
 346#define PLLA_MISC0_LOCK_ENABLE          (1 << 28)
 347#define PLLA_MISC0_LOCK_OVERRIDE        (1 << 27)
 348
 349#define PLLA_MISC2_EN_SDM               (1 << 26)
 350#define PLLA_MISC2_EN_DYNRAMP           (1 << 25)
 351
 352#define PLLA_MISC0_DEFAULT_VALUE        0x12000020
 353#define PLLA_MISC0_WRITE_MASK           0x7fffffff
 354#define PLLA_MISC2_DEFAULT_VALUE        0x0
 355#define PLLA_MISC2_WRITE_MASK           0x06ffffff
 356
 357/* PLLD */
 358#define PLLD_BASE_CSI_CLKSOURCE         (1 << 23)
 359
 360#define PLLD_MISC0_EN_SDM               (1 << 16)
 361#define PLLD_MISC0_LOCK_OVERRIDE        (1 << 17)
 362#define PLLD_MISC0_LOCK_ENABLE          (1 << 18)
 363#define PLLD_MISC0_IDDQ                 (1 << 20)
 364#define PLLD_MISC0_DSI_CLKENABLE        (1 << 21)
 365
 366#define PLLD_MISC0_DEFAULT_VALUE        0x00140000
 367#define PLLD_MISC0_WRITE_MASK           0x3ff7ffff
 368#define PLLD_MISC1_DEFAULT_VALUE        0x20
 369#define PLLD_MISC1_WRITE_MASK           0x00ffffff
 370
 371/* PLLD2 and PLLDP  and PLLC4 */
 372#define PLLDSS_BASE_LOCK                (1 << 27)
 373#define PLLDSS_BASE_LOCK_OVERRIDE       (1 << 24)
 374#define PLLDSS_BASE_IDDQ                (1 << 18)
 375#define PLLDSS_BASE_REF_SEL_SHIFT       25
 376#define PLLDSS_BASE_REF_SEL_MASK        (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
 377
 378#define PLLDSS_MISC0_LOCK_ENABLE        (1 << 30)
 379
 380#define PLLDSS_MISC1_CFG_EN_SDM         (1 << 31)
 381#define PLLDSS_MISC1_CFG_EN_SSC         (1 << 30)
 382
 383#define PLLD2_MISC0_DEFAULT_VALUE       0x40000020
 384#define PLLD2_MISC1_CFG_DEFAULT_VALUE   0x10000000
 385#define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
 386#define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0
 387
 388#define PLLDP_MISC0_DEFAULT_VALUE       0x40000020
 389#define PLLDP_MISC1_CFG_DEFAULT_VALUE   0xc0000000
 390#define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
 391#define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400
 392
 393#define PLLDSS_MISC0_WRITE_MASK         0x47ffffff
 394#define PLLDSS_MISC1_CFG_WRITE_MASK     0xf8000000
 395#define PLLDSS_MISC2_CTRL1_WRITE_MASK   0xffffffff
 396#define PLLDSS_MISC3_CTRL2_WRITE_MASK   0xffffffff
 397
 398#define PLLC4_MISC0_DEFAULT_VALUE       0x40000000
 399
 400/* PLLRE */
 401#define PLLRE_MISC0_LOCK_ENABLE         (1 << 30)
 402#define PLLRE_MISC0_LOCK_OVERRIDE       (1 << 29)
 403#define PLLRE_MISC0_LOCK                (1 << 27)
 404#define PLLRE_MISC0_IDDQ                (1 << 24)
 405
 406#define PLLRE_BASE_DEFAULT_VALUE        0x0
 407#define PLLRE_MISC0_DEFAULT_VALUE       0x41000000
 408
 409#define PLLRE_BASE_DEFAULT_MASK         0x1c000000
 410#define PLLRE_MISC0_WRITE_MASK          0x67ffffff
 411
 412/* PLLX */
 413#define PLLX_USE_DYN_RAMP               1
 414#define PLLX_BASE_LOCK                  (1 << 27)
 415
 416#define PLLX_MISC0_FO_G_DISABLE         (0x1 << 28)
 417#define PLLX_MISC0_LOCK_ENABLE          (0x1 << 18)
 418
 419#define PLLX_MISC2_DYNRAMP_STEPB_SHIFT  24
 420#define PLLX_MISC2_DYNRAMP_STEPB_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
 421#define PLLX_MISC2_DYNRAMP_STEPA_SHIFT  16
 422#define PLLX_MISC2_DYNRAMP_STEPA_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
 423#define PLLX_MISC2_NDIV_NEW_SHIFT       8
 424#define PLLX_MISC2_NDIV_NEW_MASK        (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
 425#define PLLX_MISC2_LOCK_OVERRIDE        (0x1 << 4)
 426#define PLLX_MISC2_DYNRAMP_DONE         (0x1 << 2)
 427#define PLLX_MISC2_EN_DYNRAMP           (0x1 << 0)
 428
 429#define PLLX_MISC3_IDDQ                 (0x1 << 3)
 430
 431#define PLLX_MISC0_DEFAULT_VALUE        PLLX_MISC0_LOCK_ENABLE
 432#define PLLX_MISC0_WRITE_MASK           0x10c40000
 433#define PLLX_MISC1_DEFAULT_VALUE        0x20
 434#define PLLX_MISC1_WRITE_MASK           0x00ffffff
 435#define PLLX_MISC2_DEFAULT_VALUE        0x0
 436#define PLLX_MISC2_WRITE_MASK           0xffffff11
 437#define PLLX_MISC3_DEFAULT_VALUE        PLLX_MISC3_IDDQ
 438#define PLLX_MISC3_WRITE_MASK           0x01ff0f0f
 439#define PLLX_MISC4_DEFAULT_VALUE        0x0
 440#define PLLX_MISC4_WRITE_MASK           0x8000ffff
 441#define PLLX_MISC5_DEFAULT_VALUE        0x0
 442#define PLLX_MISC5_WRITE_MASK           0x0000ffff
 443
 444#define PLLX_HW_CTRL_CFG                0x548
 445#define PLLX_HW_CTRL_CFG_SWCTRL         (0x1 << 0)
 446
 447/* PLLMB */
 448#define PLLMB_BASE_LOCK                 (1 << 27)
 449
 450#define PLLMB_MISC1_LOCK_OVERRIDE       (1 << 18)
 451#define PLLMB_MISC1_IDDQ                (1 << 17)
 452#define PLLMB_MISC1_LOCK_ENABLE         (1 << 16)
 453
 454#define PLLMB_MISC1_DEFAULT_VALUE       0x00030000
 455#define PLLMB_MISC1_WRITE_MASK          0x0007ffff
 456
 457/* PLLP */
 458#define PLLP_BASE_OVERRIDE              (1 << 28)
 459#define PLLP_BASE_LOCK                  (1 << 27)
 460
 461#define PLLP_MISC0_LOCK_ENABLE          (1 << 18)
 462#define PLLP_MISC0_LOCK_OVERRIDE        (1 << 17)
 463#define PLLP_MISC0_IDDQ                 (1 << 3)
 464
 465#define PLLP_MISC1_HSIO_EN_SHIFT        29
 466#define PLLP_MISC1_HSIO_EN              (1 << PLLP_MISC1_HSIO_EN_SHIFT)
 467#define PLLP_MISC1_XUSB_EN_SHIFT        28
 468#define PLLP_MISC1_XUSB_EN              (1 << PLLP_MISC1_XUSB_EN_SHIFT)
 469
 470#define PLLP_MISC0_DEFAULT_VALUE        0x00040008
 471#define PLLP_MISC1_DEFAULT_VALUE        0x0
 472
 473#define PLLP_MISC0_WRITE_MASK           0xdc6000f
 474#define PLLP_MISC1_WRITE_MASK           0x70ffffff
 475
 476/* PLLU */
 477#define PLLU_BASE_LOCK                  (1 << 27)
 478#define PLLU_BASE_OVERRIDE              (1 << 24)
 479#define PLLU_BASE_CLKENABLE_USB         (1 << 21)
 480#define PLLU_BASE_CLKENABLE_HSIC        (1 << 22)
 481#define PLLU_BASE_CLKENABLE_ICUSB       (1 << 23)
 482#define PLLU_BASE_CLKENABLE_48M         (1 << 25)
 483#define PLLU_BASE_CLKENABLE_ALL         (PLLU_BASE_CLKENABLE_USB |\
 484                                         PLLU_BASE_CLKENABLE_HSIC |\
 485                                         PLLU_BASE_CLKENABLE_ICUSB |\
 486                                         PLLU_BASE_CLKENABLE_48M)
 487
 488#define PLLU_MISC0_IDDQ                 (1 << 31)
 489#define PLLU_MISC0_LOCK_ENABLE          (1 << 29)
 490#define PLLU_MISC1_LOCK_OVERRIDE        (1 << 0)
 491
 492#define PLLU_MISC0_DEFAULT_VALUE        0xa0000000
 493#define PLLU_MISC1_DEFAULT_VALUE        0x0
 494
 495#define PLLU_MISC0_WRITE_MASK           0xbfffffff
 496#define PLLU_MISC1_WRITE_MASK           0x00000007
 497
 498void tegra210_xusb_pll_hw_control_enable(void)
 499{
 500        u32 val;
 501
 502        val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
 503        val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
 504                 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
 505        val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
 506               XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
 507        writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
 508}
 509EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
 510
 511void tegra210_xusb_pll_hw_sequence_start(void)
 512{
 513        u32 val;
 514
 515        val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
 516        val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
 517        writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
 518}
 519EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
 520
 521void tegra210_sata_pll_hw_control_enable(void)
 522{
 523        u32 val;
 524
 525        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 526        val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
 527        val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
 528               SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
 529        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 530}
 531EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
 532
 533void tegra210_sata_pll_hw_sequence_start(void)
 534{
 535        u32 val;
 536
 537        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 538        val |= SATA_PLL_CFG0_SEQ_ENABLE;
 539        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 540}
 541EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
 542
 543void tegra210_set_sata_pll_seq_sw(bool state)
 544{
 545        u32 val;
 546
 547        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 548        if (state) {
 549                val |= SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
 550                val |= SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
 551                val |= SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
 552                val |= SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
 553        } else {
 554                val &= ~SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
 555                val &= ~SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
 556                val &= ~SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
 557                val &= ~SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
 558        }
 559        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 560}
 561EXPORT_SYMBOL_GPL(tegra210_set_sata_pll_seq_sw);
 562
 563static void tegra210_generic_mbist_war(struct tegra210_domain_mbist_war *mbist)
 564{
 565        u32 val;
 566
 567        val = readl_relaxed(clk_base + mbist->lvl2_offset);
 568        writel_relaxed(val | mbist->lvl2_mask, clk_base + mbist->lvl2_offset);
 569        fence_udelay(1, clk_base);
 570        writel_relaxed(val, clk_base + mbist->lvl2_offset);
 571        fence_udelay(1, clk_base);
 572}
 573
 574static void tegra210_venc_mbist_war(struct tegra210_domain_mbist_war *mbist)
 575{
 576        u32 csi_src, ovra, ovre;
 577        unsigned long flags = 0;
 578
 579        spin_lock_irqsave(&pll_d_lock, flags);
 580
 581        csi_src = readl_relaxed(clk_base + PLLD_BASE);
 582        writel_relaxed(csi_src | PLLD_BASE_CSI_CLKSOURCE, clk_base + PLLD_BASE);
 583        fence_udelay(1, clk_base);
 584
 585        ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
 586        writel_relaxed(ovra | BIT(15), clk_base + LVL2_CLK_GATE_OVRA);
 587        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 588        writel_relaxed(ovre | BIT(3), clk_base + LVL2_CLK_GATE_OVRE);
 589        fence_udelay(1, clk_base);
 590
 591        writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
 592        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 593        writel_relaxed(csi_src, clk_base + PLLD_BASE);
 594        fence_udelay(1, clk_base);
 595
 596        spin_unlock_irqrestore(&pll_d_lock, flags);
 597}
 598
 599static void tegra210_disp_mbist_war(struct tegra210_domain_mbist_war *mbist)
 600{
 601        u32 ovra, dsc_top_ctrl;
 602
 603        ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
 604        writel_relaxed(ovra | BIT(1), clk_base + LVL2_CLK_GATE_OVRA);
 605        fence_udelay(1, clk_base);
 606
 607        dsc_top_ctrl = readl_relaxed(dispa_base + DC_COM_DSC_TOP_CTL);
 608        writel_relaxed(dsc_top_ctrl | BIT(2), dispa_base + DC_COM_DSC_TOP_CTL);
 609        readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
 610        writel_relaxed(dsc_top_ctrl, dispa_base + DC_COM_DSC_TOP_CTL);
 611        readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
 612
 613        writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
 614        fence_udelay(1, clk_base);
 615}
 616
 617static void tegra210_vic_mbist_war(struct tegra210_domain_mbist_war *mbist)
 618{
 619        u32 ovre, val;
 620
 621        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 622        writel_relaxed(ovre | BIT(5), clk_base + LVL2_CLK_GATE_OVRE);
 623        fence_udelay(1, clk_base);
 624
 625        val = readl_relaxed(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 626        writel_relaxed(val | BIT(0) | GENMASK(7, 2) | BIT(24),
 627                        vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 628        fence_udelay(1, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 629
 630        writel_relaxed(val, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 631        readl(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 632
 633        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 634        fence_udelay(1, clk_base);
 635}
 636
 637static void tegra210_ape_mbist_war(struct tegra210_domain_mbist_war *mbist)
 638{
 639        void __iomem *i2s_base;
 640        unsigned int i;
 641        u32 ovrc, ovre;
 642
 643        ovrc = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRC);
 644        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 645        writel_relaxed(ovrc | BIT(1), clk_base + LVL2_CLK_GATE_OVRC);
 646        writel_relaxed(ovre | BIT(10) | BIT(11),
 647                        clk_base + LVL2_CLK_GATE_OVRE);
 648        fence_udelay(1, clk_base);
 649
 650        i2s_base = ahub_base + TEGRA210_I2S_BASE;
 651
 652        for (i = 0; i < TEGRA210_I2S_CTRLS; i++) {
 653                u32 i2s_ctrl;
 654
 655                i2s_ctrl = readl_relaxed(i2s_base + TEGRA210_I2S_CTRL);
 656                writel_relaxed(i2s_ctrl | BIT(10),
 657                                i2s_base + TEGRA210_I2S_CTRL);
 658                writel_relaxed(0, i2s_base + TEGRA210_I2S_CG);
 659                readl(i2s_base + TEGRA210_I2S_CG);
 660                writel_relaxed(1, i2s_base + TEGRA210_I2S_CG);
 661                writel_relaxed(i2s_ctrl, i2s_base + TEGRA210_I2S_CTRL);
 662                readl(i2s_base + TEGRA210_I2S_CTRL);
 663
 664                i2s_base += TEGRA210_I2S_SIZE;
 665        }
 666
 667        writel_relaxed(ovrc, clk_base + LVL2_CLK_GATE_OVRC);
 668        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 669        fence_udelay(1, clk_base);
 670}
 671
 672static inline void _pll_misc_chk_default(void __iomem *base,
 673                                        struct tegra_clk_pll_params *params,
 674                                        u8 misc_num, u32 default_val, u32 mask)
 675{
 676        u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
 677
 678        boot_val &= mask;
 679        default_val &= mask;
 680        if (boot_val != default_val) {
 681                pr_warn("boot misc%d 0x%x: expected 0x%x\n",
 682                        misc_num, boot_val, default_val);
 683                pr_warn(" (comparison mask = 0x%x)\n", mask);
 684                params->defaults_set = false;
 685        }
 686}
 687
 688/*
 689 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
 690 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
 691 * that changes NDIV only, while PLL is already locked.
 692 */
 693static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
 694{
 695        u32 default_val;
 696
 697        default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
 698        _pll_misc_chk_default(clk_base, params, 0, default_val,
 699                        PLLCX_MISC0_WRITE_MASK);
 700
 701        default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
 702        _pll_misc_chk_default(clk_base, params, 1, default_val,
 703                        PLLCX_MISC1_WRITE_MASK);
 704
 705        default_val = PLLCX_MISC2_DEFAULT_VALUE;
 706        _pll_misc_chk_default(clk_base, params, 2, default_val,
 707                        PLLCX_MISC2_WRITE_MASK);
 708
 709        default_val = PLLCX_MISC3_DEFAULT_VALUE;
 710        _pll_misc_chk_default(clk_base, params, 3, default_val,
 711                        PLLCX_MISC3_WRITE_MASK);
 712}
 713
 714static void tegra210_pllcx_set_defaults(const char *name,
 715                                        struct tegra_clk_pll *pllcx)
 716{
 717        pllcx->params->defaults_set = true;
 718
 719        if (readl_relaxed(clk_base + pllcx->params->base_reg) & PLL_ENABLE) {
 720                /* PLL is ON: only check if defaults already set */
 721                pllcx_check_defaults(pllcx->params);
 722                if (!pllcx->params->defaults_set)
 723                        pr_warn("%s already enabled. Postponing set full defaults\n",
 724                                name);
 725                return;
 726        }
 727
 728        /* Defaults assert PLL reset, and set IDDQ */
 729        writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
 730                        clk_base + pllcx->params->ext_misc_reg[0]);
 731        writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
 732                        clk_base + pllcx->params->ext_misc_reg[1]);
 733        writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
 734                        clk_base + pllcx->params->ext_misc_reg[2]);
 735        writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
 736                        clk_base + pllcx->params->ext_misc_reg[3]);
 737        udelay(1);
 738}
 739
 740static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
 741{
 742        tegra210_pllcx_set_defaults("PLL_C", pllcx);
 743}
 744
 745static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
 746{
 747        tegra210_pllcx_set_defaults("PLL_C2", pllcx);
 748}
 749
 750static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
 751{
 752        tegra210_pllcx_set_defaults("PLL_C3", pllcx);
 753}
 754
 755static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
 756{
 757        tegra210_pllcx_set_defaults("PLL_A1", pllcx);
 758}
 759
 760/*
 761 * PLLA
 762 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
 763 * Fractional SDM is allowed to provide exact audio rates.
 764 */
 765static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
 766{
 767        u32 mask;
 768        u32 val = readl_relaxed(clk_base + plla->params->base_reg);
 769
 770        plla->params->defaults_set = true;
 771
 772        if (val & PLL_ENABLE) {
 773                /*
 774                 * PLL is ON: check if defaults already set, then set those
 775                 * that can be updated in flight.
 776                 */
 777                if (val & PLLA_BASE_IDDQ) {
 778                        pr_warn("PLL_A boot enabled with IDDQ set\n");
 779                        plla->params->defaults_set = false;
 780                }
 781
 782                pr_warn("PLL_A already enabled. Postponing set full defaults\n");
 783
 784                val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
 785                mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
 786                _pll_misc_chk_default(clk_base, plla->params, 0, val,
 787                                ~mask & PLLA_MISC0_WRITE_MASK);
 788
 789                val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
 790                _pll_misc_chk_default(clk_base, plla->params, 2, val,
 791                                PLLA_MISC2_EN_DYNRAMP);
 792
 793                /* Enable lock detect */
 794                val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
 795                val &= ~mask;
 796                val |= PLLA_MISC0_DEFAULT_VALUE & mask;
 797                writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
 798                udelay(1);
 799
 800                return;
 801        }
 802
 803        /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
 804        val |= PLLA_BASE_IDDQ;
 805        writel_relaxed(val, clk_base + plla->params->base_reg);
 806        writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
 807                        clk_base + plla->params->ext_misc_reg[0]);
 808        writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
 809                        clk_base + plla->params->ext_misc_reg[2]);
 810        udelay(1);
 811}
 812
 813/*
 814 * PLLD
 815 * PLL with fractional SDM.
 816 */
 817static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
 818{
 819        u32 val;
 820        u32 mask = 0xffff;
 821
 822        plld->params->defaults_set = true;
 823
 824        if (readl_relaxed(clk_base + plld->params->base_reg) &
 825                        PLL_ENABLE) {
 826
 827                /*
 828                 * PLL is ON: check if defaults already set, then set those
 829                 * that can be updated in flight.
 830                 */
 831                val = PLLD_MISC1_DEFAULT_VALUE;
 832                _pll_misc_chk_default(clk_base, plld->params, 1,
 833                                val, PLLD_MISC1_WRITE_MASK);
 834
 835                /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
 836                val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
 837                mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
 838                        PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
 839                _pll_misc_chk_default(clk_base, plld->params, 0, val,
 840                                ~mask & PLLD_MISC0_WRITE_MASK);
 841
 842                if (!plld->params->defaults_set)
 843                        pr_warn("PLL_D already enabled. Postponing set full defaults\n");
 844
 845                /* Enable lock detect */
 846                mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
 847                val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
 848                val &= ~mask;
 849                val |= PLLD_MISC0_DEFAULT_VALUE & mask;
 850                writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
 851                udelay(1);
 852
 853                return;
 854        }
 855
 856        val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
 857        val &= PLLD_MISC0_DSI_CLKENABLE;
 858        val |= PLLD_MISC0_DEFAULT_VALUE;
 859        /* set IDDQ, enable lock detect, disable SDM */
 860        writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
 861        writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
 862                        plld->params->ext_misc_reg[1]);
 863        udelay(1);
 864}
 865
 866/*
 867 * PLLD2, PLLDP
 868 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
 869 */
 870static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
 871                u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
 872{
 873        u32 default_val;
 874        u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
 875
 876        plldss->params->defaults_set = true;
 877
 878        if (val & PLL_ENABLE) {
 879
 880                /*
 881                 * PLL is ON: check if defaults already set, then set those
 882                 * that can be updated in flight.
 883                 */
 884                if (val & PLLDSS_BASE_IDDQ) {
 885                        pr_warn("plldss boot enabled with IDDQ set\n");
 886                        plldss->params->defaults_set = false;
 887                }
 888
 889                /* ignore lock enable */
 890                default_val = misc0_val;
 891                _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
 892                                     PLLDSS_MISC0_WRITE_MASK &
 893                                     (~PLLDSS_MISC0_LOCK_ENABLE));
 894
 895                /*
 896                 * If SSC is used, check all settings, otherwise just confirm
 897                 * that SSC is not used on boot as well. Do nothing when using
 898                 * this function for PLLC4 that has only MISC0.
 899                 */
 900                if (plldss->params->ssc_ctrl_en_mask) {
 901                        default_val = misc1_val;
 902                        _pll_misc_chk_default(clk_base, plldss->params, 1,
 903                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
 904                        default_val = misc2_val;
 905                        _pll_misc_chk_default(clk_base, plldss->params, 2,
 906                                default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
 907                        default_val = misc3_val;
 908                        _pll_misc_chk_default(clk_base, plldss->params, 3,
 909                                default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
 910                } else if (plldss->params->ext_misc_reg[1]) {
 911                        default_val = misc1_val;
 912                        _pll_misc_chk_default(clk_base, plldss->params, 1,
 913                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
 914                                (~PLLDSS_MISC1_CFG_EN_SDM));
 915                }
 916
 917                if (!plldss->params->defaults_set)
 918                        pr_warn("%s already enabled. Postponing set full defaults\n",
 919                                 pll_name);
 920
 921                /* Enable lock detect */
 922                if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
 923                        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
 924                        writel_relaxed(val, clk_base +
 925                                        plldss->params->base_reg);
 926                }
 927
 928                val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
 929                val &= ~PLLDSS_MISC0_LOCK_ENABLE;
 930                val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
 931                writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
 932                udelay(1);
 933
 934                return;
 935        }
 936
 937        /* set IDDQ, enable lock detect, configure SDM/SSC  */
 938        val |= PLLDSS_BASE_IDDQ;
 939        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
 940        writel_relaxed(val, clk_base + plldss->params->base_reg);
 941
 942        /* When using this function for PLLC4 exit here */
 943        if (!plldss->params->ext_misc_reg[1]) {
 944                writel_relaxed(misc0_val, clk_base +
 945                                plldss->params->ext_misc_reg[0]);
 946                udelay(1);
 947                return;
 948        }
 949
 950        writel_relaxed(misc0_val, clk_base +
 951                        plldss->params->ext_misc_reg[0]);
 952        /* if SSC used set by 1st enable */
 953        writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
 954                        clk_base + plldss->params->ext_misc_reg[1]);
 955        writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
 956        writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
 957        udelay(1);
 958}
 959
 960static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
 961{
 962        plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
 963                        PLLD2_MISC1_CFG_DEFAULT_VALUE,
 964                        PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
 965                        PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
 966}
 967
 968static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
 969{
 970        plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
 971                        PLLDP_MISC1_CFG_DEFAULT_VALUE,
 972                        PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
 973                        PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
 974}
 975
 976/*
 977 * PLLC4
 978 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
 979 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
 980 */
 981static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
 982{
 983        plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
 984}
 985
 986/*
 987 * PLLRE
 988 * VCO is exposed to the clock tree directly along with post-divider output
 989 */
 990static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
 991{
 992        u32 mask;
 993        u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
 994
 995        pllre->params->defaults_set = true;
 996
 997        if (val & PLL_ENABLE) {
 998                pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
 999
1000                /*
1001                 * PLL is ON: check if defaults already set, then set those
1002                 * that can be updated in flight.
1003                 */
1004                val &= PLLRE_BASE_DEFAULT_MASK;
1005                if (val != PLLRE_BASE_DEFAULT_VALUE) {
1006                        pr_warn("pllre boot base 0x%x : expected 0x%x\n",
1007                                val, PLLRE_BASE_DEFAULT_VALUE);
1008                        pr_warn("(comparison mask = 0x%x)\n",
1009                                PLLRE_BASE_DEFAULT_MASK);
1010                        pllre->params->defaults_set = false;
1011                }
1012
1013                /* Ignore lock enable */
1014                val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
1015                mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
1016                _pll_misc_chk_default(clk_base, pllre->params, 0, val,
1017                                ~mask & PLLRE_MISC0_WRITE_MASK);
1018
1019                /* Enable lock detect */
1020                val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
1021                val &= ~mask;
1022                val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
1023                writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
1024                udelay(1);
1025
1026                return;
1027        }
1028
1029        /* set IDDQ, enable lock detect */
1030        val &= ~PLLRE_BASE_DEFAULT_MASK;
1031        val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
1032        writel_relaxed(val, clk_base + pllre->params->base_reg);
1033        writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
1034                        clk_base + pllre->params->ext_misc_reg[0]);
1035        udelay(1);
1036}
1037
1038static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
1039{
1040        unsigned long input_rate;
1041
1042        /* cf rate */
1043        if (!IS_ERR_OR_NULL(hw->clk))
1044                input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
1045        else
1046                input_rate = 38400000;
1047
1048        input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
1049
1050        switch (input_rate) {
1051        case 12000000:
1052        case 12800000:
1053        case 13000000:
1054                *step_a = 0x2B;
1055                *step_b = 0x0B;
1056                return;
1057        case 19200000:
1058                *step_a = 0x12;
1059                *step_b = 0x08;
1060                return;
1061        case 38400000:
1062                *step_a = 0x04;
1063                *step_b = 0x05;
1064                return;
1065        default:
1066                pr_err("%s: Unexpected reference rate %lu\n",
1067                        __func__, input_rate);
1068                BUG();
1069        }
1070}
1071
1072static void pllx_check_defaults(struct tegra_clk_pll *pll)
1073{
1074        u32 default_val;
1075
1076        default_val = PLLX_MISC0_DEFAULT_VALUE;
1077        /* ignore lock enable */
1078        _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
1079                        PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
1080
1081        default_val = PLLX_MISC1_DEFAULT_VALUE;
1082        _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
1083                        PLLX_MISC1_WRITE_MASK);
1084
1085        /* ignore all but control bit */
1086        default_val = PLLX_MISC2_DEFAULT_VALUE;
1087        _pll_misc_chk_default(clk_base, pll->params, 2,
1088                        default_val, PLLX_MISC2_EN_DYNRAMP);
1089
1090        default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
1091        _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
1092                        PLLX_MISC3_WRITE_MASK);
1093
1094        default_val = PLLX_MISC4_DEFAULT_VALUE;
1095        _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
1096                        PLLX_MISC4_WRITE_MASK);
1097
1098        default_val = PLLX_MISC5_DEFAULT_VALUE;
1099        _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
1100                        PLLX_MISC5_WRITE_MASK);
1101}
1102
1103static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
1104{
1105        u32 val;
1106        u32 step_a, step_b;
1107
1108        pllx->params->defaults_set = true;
1109
1110        /* Get ready dyn ramp state machine settings */
1111        pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
1112        val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
1113                (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
1114        val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
1115        val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
1116
1117        if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
1118
1119                /*
1120                 * PLL is ON: check if defaults already set, then set those
1121                 * that can be updated in flight.
1122                 */
1123                pllx_check_defaults(pllx);
1124
1125                if (!pllx->params->defaults_set)
1126                        pr_warn("PLL_X already enabled. Postponing set full defaults\n");
1127                /* Configure dyn ramp, disable lock override */
1128                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1129
1130                /* Enable lock detect */
1131                val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
1132                val &= ~PLLX_MISC0_LOCK_ENABLE;
1133                val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
1134                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
1135                udelay(1);
1136
1137                return;
1138        }
1139
1140        /* Enable lock detect and CPU output */
1141        writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
1142                        pllx->params->ext_misc_reg[0]);
1143
1144        /* Setup */
1145        writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
1146                        pllx->params->ext_misc_reg[1]);
1147
1148        /* Configure dyn ramp state machine, disable lock override */
1149        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1150
1151        /* Set IDDQ */
1152        writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
1153                        pllx->params->ext_misc_reg[3]);
1154
1155        /* Disable SDM */
1156        writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
1157                        pllx->params->ext_misc_reg[4]);
1158        writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
1159                        pllx->params->ext_misc_reg[5]);
1160        udelay(1);
1161}
1162
1163/* PLLMB */
1164static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
1165{
1166        u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
1167
1168        pllmb->params->defaults_set = true;
1169
1170        if (val & PLL_ENABLE) {
1171
1172                /*
1173                 * PLL is ON: check if defaults already set, then set those
1174                 * that can be updated in flight.
1175                 */
1176                val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
1177                mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
1178                _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
1179                                ~mask & PLLMB_MISC1_WRITE_MASK);
1180
1181                if (!pllmb->params->defaults_set)
1182                        pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
1183                /* Enable lock detect */
1184                val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
1185                val &= ~mask;
1186                val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
1187                writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
1188                udelay(1);
1189
1190                return;
1191        }
1192
1193        /* set IDDQ, enable lock detect */
1194        writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
1195                        clk_base + pllmb->params->ext_misc_reg[0]);
1196        udelay(1);
1197}
1198
1199/*
1200 * PLLP
1201 * VCO is exposed to the clock tree directly along with post-divider output.
1202 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1203 * respectively.
1204 */
1205static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1206{
1207        u32 val, mask;
1208
1209        /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1210        val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1211        mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1212        if (!enabled)
1213                mask |= PLLP_MISC0_IDDQ;
1214        _pll_misc_chk_default(clk_base, pll->params, 0, val,
1215                        ~mask & PLLP_MISC0_WRITE_MASK);
1216
1217        /* Ignore branch controls */
1218        val = PLLP_MISC1_DEFAULT_VALUE;
1219        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1220        _pll_misc_chk_default(clk_base, pll->params, 1, val,
1221                        ~mask & PLLP_MISC1_WRITE_MASK);
1222}
1223
1224static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
1225{
1226        u32 mask;
1227        u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1228
1229        pllp->params->defaults_set = true;
1230
1231        if (val & PLL_ENABLE) {
1232
1233                /*
1234                 * PLL is ON: check if defaults already set, then set those
1235                 * that can be updated in flight.
1236                 */
1237                pllp_check_defaults(pllp, true);
1238                if (!pllp->params->defaults_set)
1239                        pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1240
1241                /* Enable lock detect */
1242                val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1243                mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1244                val &= ~mask;
1245                val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1246                writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1247                udelay(1);
1248
1249                return;
1250        }
1251
1252        /* set IDDQ, enable lock detect */
1253        writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1254                        clk_base + pllp->params->ext_misc_reg[0]);
1255
1256        /* Preserve branch control */
1257        val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1258        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1259        val &= mask;
1260        val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1261        writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1262        udelay(1);
1263}
1264
1265/*
1266 * PLLU
1267 * VCO is exposed to the clock tree directly along with post-divider output.
1268 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1269 * respectively.
1270 */
1271static void pllu_check_defaults(struct tegra_clk_pll_params *params,
1272                                bool hw_control)
1273{
1274        u32 val, mask;
1275
1276        /* Ignore lock enable (will be set) and IDDQ if under h/w control */
1277        val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1278        mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1279        _pll_misc_chk_default(clk_base, params, 0, val,
1280                        ~mask & PLLU_MISC0_WRITE_MASK);
1281
1282        val = PLLU_MISC1_DEFAULT_VALUE;
1283        mask = PLLU_MISC1_LOCK_OVERRIDE;
1284        _pll_misc_chk_default(clk_base, params, 1, val,
1285                        ~mask & PLLU_MISC1_WRITE_MASK);
1286}
1287
1288static void tegra210_pllu_set_defaults(struct tegra_clk_pll_params *pllu)
1289{
1290        u32 val = readl_relaxed(clk_base + pllu->base_reg);
1291
1292        pllu->defaults_set = true;
1293
1294        if (val & PLL_ENABLE) {
1295
1296                /*
1297                 * PLL is ON: check if defaults already set, then set those
1298                 * that can be updated in flight.
1299                 */
1300                pllu_check_defaults(pllu, false);
1301                if (!pllu->defaults_set)
1302                        pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1303
1304                /* Enable lock detect */
1305                val = readl_relaxed(clk_base + pllu->ext_misc_reg[0]);
1306                val &= ~PLLU_MISC0_LOCK_ENABLE;
1307                val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1308                writel_relaxed(val, clk_base + pllu->ext_misc_reg[0]);
1309
1310                val = readl_relaxed(clk_base + pllu->ext_misc_reg[1]);
1311                val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1312                val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1313                writel_relaxed(val, clk_base + pllu->ext_misc_reg[1]);
1314                udelay(1);
1315
1316                return;
1317        }
1318
1319        /* set IDDQ, enable lock detect */
1320        writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1321                        clk_base + pllu->ext_misc_reg[0]);
1322        writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1323                        clk_base + pllu->ext_misc_reg[1]);
1324        udelay(1);
1325}
1326
1327#define mask(w) ((1 << (w)) - 1)
1328#define divm_mask(p) mask(p->params->div_nmp->divm_width)
1329#define divn_mask(p) mask(p->params->div_nmp->divn_width)
1330#define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1331                      mask(p->params->div_nmp->divp_width))
1332
1333#define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1334#define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1335#define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1336
1337#define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1338#define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1339#define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1340
1341#define PLL_LOCKDET_DELAY 2     /* Lock detection safety delays */
1342static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1343                                  u32 reg, u32 mask)
1344{
1345        int i;
1346        u32 val = 0;
1347
1348        for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1349                udelay(PLL_LOCKDET_DELAY);
1350                val = readl_relaxed(clk_base + reg);
1351                if ((val & mask) == mask) {
1352                        udelay(PLL_LOCKDET_DELAY);
1353                        return 0;
1354                }
1355        }
1356        return -ETIMEDOUT;
1357}
1358
1359static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1360                struct tegra_clk_pll_freq_table *cfg)
1361{
1362        u32 val, base, ndiv_new_mask;
1363
1364        ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1365                         << PLLX_MISC2_NDIV_NEW_SHIFT;
1366
1367        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1368        val &= (~ndiv_new_mask);
1369        val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1370        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1371        udelay(1);
1372
1373        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1374        val |= PLLX_MISC2_EN_DYNRAMP;
1375        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1376        udelay(1);
1377
1378        tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1379                               PLLX_MISC2_DYNRAMP_DONE);
1380
1381        base = readl_relaxed(clk_base + pllx->params->base_reg) &
1382                (~divn_mask_shifted(pllx));
1383        base |= cfg->n << pllx->params->div_nmp->divn_shift;
1384        writel_relaxed(base, clk_base + pllx->params->base_reg);
1385        udelay(1);
1386
1387        val &= ~PLLX_MISC2_EN_DYNRAMP;
1388        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1389        udelay(1);
1390
1391        pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1392                 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1393                 cfg->input_rate / cfg->m * cfg->n /
1394                 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1395
1396        return 0;
1397}
1398
1399/*
1400 * Common configuration for PLLs with fixed input divider policy:
1401 * - always set fixed M-value based on the reference rate
1402 * - always set P-value value 1:1 for output rates above VCO minimum, and
1403 *   choose minimum necessary P-value for output rates below VCO maximum
1404 * - calculate N-value based on selected M and P
1405 * - calculate SDM_DIN fractional part
1406 */
1407static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1408                               struct tegra_clk_pll_freq_table *cfg,
1409                               unsigned long rate, unsigned long input_rate)
1410{
1411        struct tegra_clk_pll *pll = to_clk_pll(hw);
1412        struct tegra_clk_pll_params *params = pll->params;
1413        int p;
1414        unsigned long cf, p_rate;
1415        u32 pdiv;
1416
1417        if (!rate)
1418                return -EINVAL;
1419
1420        if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1421                p = DIV_ROUND_UP(params->vco_min, rate);
1422                p = params->round_p_to_pdiv(p, &pdiv);
1423        } else {
1424                p = rate >= params->vco_min ? 1 : -EINVAL;
1425        }
1426
1427        if (p < 0)
1428                return -EINVAL;
1429
1430        cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1431        cfg->p = p;
1432
1433        /* Store P as HW value, as that is what is expected */
1434        cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1435
1436        p_rate = rate * p;
1437        if (p_rate > params->vco_max)
1438                p_rate = params->vco_max;
1439        cf = input_rate / cfg->m;
1440        cfg->n = p_rate / cf;
1441
1442        cfg->sdm_data = 0;
1443        cfg->output_rate = input_rate;
1444        if (params->sdm_ctrl_reg) {
1445                unsigned long rem = p_rate - cf * cfg->n;
1446                /* If ssc is enabled SDM enabled as well, even for integer n */
1447                if (rem || params->ssc_ctrl_reg) {
1448                        u64 s = rem * PLL_SDM_COEFF;
1449
1450                        do_div(s, cf);
1451                        s -= PLL_SDM_COEFF / 2;
1452                        cfg->sdm_data = sdin_din_to_data(s);
1453                }
1454                cfg->output_rate *= sdin_get_n_eff(cfg);
1455                cfg->output_rate /= p * cfg->m * PLL_SDM_COEFF;
1456        } else {
1457                cfg->output_rate *= cfg->n;
1458                cfg->output_rate /= p * cfg->m;
1459        }
1460
1461        cfg->input_rate = input_rate;
1462
1463        return 0;
1464}
1465
1466/*
1467 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1468 *
1469 * @cfg: struct tegra_clk_pll_freq_table * cfg
1470 *
1471 * For Normal mode:
1472 *     Fvco = Fref * NDIV / MDIV
1473 *
1474 * For fractional mode:
1475 *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1476 */
1477static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1478{
1479        cfg->n = sdin_get_n_eff(cfg);
1480        cfg->m *= PLL_SDM_COEFF;
1481}
1482
1483static unsigned long
1484tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1485                            unsigned long parent_rate)
1486{
1487        unsigned long vco_min = params->vco_min;
1488
1489        params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1490        vco_min = min(vco_min, params->vco_min);
1491
1492        return vco_min;
1493}
1494
1495static struct div_nmp pllx_nmp = {
1496        .divm_shift = 0,
1497        .divm_width = 8,
1498        .divn_shift = 8,
1499        .divn_width = 8,
1500        .divp_shift = 20,
1501        .divp_width = 5,
1502};
1503/*
1504 * PLL post divider maps - two types: quasi-linear and exponential
1505 * post divider.
1506 */
1507#define PLL_QLIN_PDIV_MAX       16
1508static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1509        { .pdiv =  1, .hw_val =  0 },
1510        { .pdiv =  2, .hw_val =  1 },
1511        { .pdiv =  3, .hw_val =  2 },
1512        { .pdiv =  4, .hw_val =  3 },
1513        { .pdiv =  5, .hw_val =  4 },
1514        { .pdiv =  6, .hw_val =  5 },
1515        { .pdiv =  8, .hw_val =  6 },
1516        { .pdiv =  9, .hw_val =  7 },
1517        { .pdiv = 10, .hw_val =  8 },
1518        { .pdiv = 12, .hw_val =  9 },
1519        { .pdiv = 15, .hw_val = 10 },
1520        { .pdiv = 16, .hw_val = 11 },
1521        { .pdiv = 18, .hw_val = 12 },
1522        { .pdiv = 20, .hw_val = 13 },
1523        { .pdiv = 24, .hw_val = 14 },
1524        { .pdiv = 30, .hw_val = 15 },
1525        { .pdiv = 32, .hw_val = 16 },
1526};
1527
1528static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1529{
1530        int i;
1531
1532        if (p) {
1533                for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1534                        if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1535                                if (pdiv)
1536                                        *pdiv = i;
1537                                return pll_qlin_pdiv_to_hw[i].pdiv;
1538                        }
1539                }
1540        }
1541
1542        return -EINVAL;
1543}
1544
1545#define PLL_EXPO_PDIV_MAX       7
1546static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1547        { .pdiv =   1, .hw_val = 0 },
1548        { .pdiv =   2, .hw_val = 1 },
1549        { .pdiv =   4, .hw_val = 2 },
1550        { .pdiv =   8, .hw_val = 3 },
1551        { .pdiv =  16, .hw_val = 4 },
1552        { .pdiv =  32, .hw_val = 5 },
1553        { .pdiv =  64, .hw_val = 6 },
1554        { .pdiv = 128, .hw_val = 7 },
1555};
1556
1557static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1558{
1559        if (p) {
1560                u32 i = fls(p);
1561
1562                if (i == ffs(p))
1563                        i--;
1564
1565                if (i <= PLL_EXPO_PDIV_MAX) {
1566                        if (pdiv)
1567                                *pdiv = i;
1568                        return 1 << i;
1569                }
1570        }
1571        return -EINVAL;
1572}
1573
1574static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1575        /* 1 GHz */
1576        { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1577        { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1578        { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
1579        {        0,          0,   0, 0, 0, 0 },
1580};
1581
1582static struct tegra_clk_pll_params pll_x_params = {
1583        .input_min = 12000000,
1584        .input_max = 800000000,
1585        .cf_min = 12000000,
1586        .cf_max = 38400000,
1587        .vco_min = 1350000000,
1588        .vco_max = 3000000000UL,
1589        .base_reg = PLLX_BASE,
1590        .misc_reg = PLLX_MISC0,
1591        .lock_mask = PLL_BASE_LOCK,
1592        .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1593        .lock_delay = 300,
1594        .ext_misc_reg[0] = PLLX_MISC0,
1595        .ext_misc_reg[1] = PLLX_MISC1,
1596        .ext_misc_reg[2] = PLLX_MISC2,
1597        .ext_misc_reg[3] = PLLX_MISC3,
1598        .ext_misc_reg[4] = PLLX_MISC4,
1599        .ext_misc_reg[5] = PLLX_MISC5,
1600        .iddq_reg = PLLX_MISC3,
1601        .iddq_bit_idx = PLLXP_IDDQ_BIT,
1602        .max_p = PLL_QLIN_PDIV_MAX,
1603        .mdiv_default = 2,
1604        .dyn_ramp_reg = PLLX_MISC2,
1605        .stepa_shift = 16,
1606        .stepb_shift = 24,
1607        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1608        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1609        .div_nmp = &pllx_nmp,
1610        .freq_table = pll_x_freq_table,
1611        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1612        .dyn_ramp = tegra210_pllx_dyn_ramp,
1613        .set_defaults = tegra210_pllx_set_defaults,
1614        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1615};
1616
1617static struct div_nmp pllc_nmp = {
1618        .divm_shift = 0,
1619        .divm_width = 8,
1620        .divn_shift = 10,
1621        .divn_width = 8,
1622        .divp_shift = 20,
1623        .divp_width = 5,
1624};
1625
1626static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1627        { 12000000, 510000000, 85, 1, 2, 0 },
1628        { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1629        { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
1630        {        0,         0,  0, 0, 0, 0 },
1631};
1632
1633static struct tegra_clk_pll_params pll_c_params = {
1634        .input_min = 12000000,
1635        .input_max = 700000000,
1636        .cf_min = 12000000,
1637        .cf_max = 50000000,
1638        .vco_min = 600000000,
1639        .vco_max = 1200000000,
1640        .base_reg = PLLC_BASE,
1641        .misc_reg = PLLC_MISC0,
1642        .lock_mask = PLL_BASE_LOCK,
1643        .lock_delay = 300,
1644        .iddq_reg = PLLC_MISC1,
1645        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1646        .reset_reg = PLLC_MISC0,
1647        .reset_bit_idx = PLLCX_RESET_BIT,
1648        .max_p = PLL_QLIN_PDIV_MAX,
1649        .ext_misc_reg[0] = PLLC_MISC0,
1650        .ext_misc_reg[1] = PLLC_MISC1,
1651        .ext_misc_reg[2] = PLLC_MISC2,
1652        .ext_misc_reg[3] = PLLC_MISC3,
1653        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1654        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1655        .mdiv_default = 3,
1656        .div_nmp = &pllc_nmp,
1657        .freq_table = pll_cx_freq_table,
1658        .flags = TEGRA_PLL_USE_LOCK,
1659        .set_defaults = _pllc_set_defaults,
1660        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1661};
1662
1663static struct div_nmp pllcx_nmp = {
1664        .divm_shift = 0,
1665        .divm_width = 8,
1666        .divn_shift = 10,
1667        .divn_width = 8,
1668        .divp_shift = 20,
1669        .divp_width = 5,
1670};
1671
1672static struct tegra_clk_pll_params pll_c2_params = {
1673        .input_min = 12000000,
1674        .input_max = 700000000,
1675        .cf_min = 12000000,
1676        .cf_max = 50000000,
1677        .vco_min = 600000000,
1678        .vco_max = 1200000000,
1679        .base_reg = PLLC2_BASE,
1680        .misc_reg = PLLC2_MISC0,
1681        .iddq_reg = PLLC2_MISC1,
1682        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1683        .reset_reg = PLLC2_MISC0,
1684        .reset_bit_idx = PLLCX_RESET_BIT,
1685        .lock_mask = PLLCX_BASE_LOCK,
1686        .lock_delay = 300,
1687        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1688        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1689        .mdiv_default = 3,
1690        .div_nmp = &pllcx_nmp,
1691        .max_p = PLL_QLIN_PDIV_MAX,
1692        .ext_misc_reg[0] = PLLC2_MISC0,
1693        .ext_misc_reg[1] = PLLC2_MISC1,
1694        .ext_misc_reg[2] = PLLC2_MISC2,
1695        .ext_misc_reg[3] = PLLC2_MISC3,
1696        .freq_table = pll_cx_freq_table,
1697        .flags = TEGRA_PLL_USE_LOCK,
1698        .set_defaults = _pllc2_set_defaults,
1699        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1700};
1701
1702static struct tegra_clk_pll_params pll_c3_params = {
1703        .input_min = 12000000,
1704        .input_max = 700000000,
1705        .cf_min = 12000000,
1706        .cf_max = 50000000,
1707        .vco_min = 600000000,
1708        .vco_max = 1200000000,
1709        .base_reg = PLLC3_BASE,
1710        .misc_reg = PLLC3_MISC0,
1711        .lock_mask = PLLCX_BASE_LOCK,
1712        .lock_delay = 300,
1713        .iddq_reg = PLLC3_MISC1,
1714        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1715        .reset_reg = PLLC3_MISC0,
1716        .reset_bit_idx = PLLCX_RESET_BIT,
1717        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1718        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1719        .mdiv_default = 3,
1720        .div_nmp = &pllcx_nmp,
1721        .max_p = PLL_QLIN_PDIV_MAX,
1722        .ext_misc_reg[0] = PLLC3_MISC0,
1723        .ext_misc_reg[1] = PLLC3_MISC1,
1724        .ext_misc_reg[2] = PLLC3_MISC2,
1725        .ext_misc_reg[3] = PLLC3_MISC3,
1726        .freq_table = pll_cx_freq_table,
1727        .flags = TEGRA_PLL_USE_LOCK,
1728        .set_defaults = _pllc3_set_defaults,
1729        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1730};
1731
1732static struct div_nmp pllss_nmp = {
1733        .divm_shift = 0,
1734        .divm_width = 8,
1735        .divn_shift = 8,
1736        .divn_width = 8,
1737        .divp_shift = 19,
1738        .divp_width = 5,
1739};
1740
1741static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1742        { 12000000, 600000000, 50, 1, 1, 0 },
1743        { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1744        { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
1745        {        0,         0,  0, 0, 0, 0 },
1746};
1747
1748static const struct clk_div_table pll_vco_post_div_table[] = {
1749        { .val =  0, .div =  1 },
1750        { .val =  1, .div =  2 },
1751        { .val =  2, .div =  3 },
1752        { .val =  3, .div =  4 },
1753        { .val =  4, .div =  5 },
1754        { .val =  5, .div =  6 },
1755        { .val =  6, .div =  8 },
1756        { .val =  7, .div = 10 },
1757        { .val =  8, .div = 12 },
1758        { .val =  9, .div = 16 },
1759        { .val = 10, .div = 12 },
1760        { .val = 11, .div = 16 },
1761        { .val = 12, .div = 20 },
1762        { .val = 13, .div = 24 },
1763        { .val = 14, .div = 32 },
1764        { .val =  0, .div =  0 },
1765};
1766
1767static struct tegra_clk_pll_params pll_c4_vco_params = {
1768        .input_min = 9600000,
1769        .input_max = 800000000,
1770        .cf_min = 9600000,
1771        .cf_max = 19200000,
1772        .vco_min = 500000000,
1773        .vco_max = 1080000000,
1774        .base_reg = PLLC4_BASE,
1775        .misc_reg = PLLC4_MISC0,
1776        .lock_mask = PLL_BASE_LOCK,
1777        .lock_delay = 300,
1778        .max_p = PLL_QLIN_PDIV_MAX,
1779        .ext_misc_reg[0] = PLLC4_MISC0,
1780        .iddq_reg = PLLC4_BASE,
1781        .iddq_bit_idx = PLLSS_IDDQ_BIT,
1782        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1783        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1784        .mdiv_default = 3,
1785        .div_nmp = &pllss_nmp,
1786        .freq_table = pll_c4_vco_freq_table,
1787        .set_defaults = tegra210_pllc4_set_defaults,
1788        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1789        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1790};
1791
1792static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1793        { 12000000,  800000000,  66, 1, 1, 0 }, /* actual: 792.0 MHz */
1794        { 13000000,  800000000,  61, 1, 1, 0 }, /* actual: 793.0 MHz */
1795        { 38400000,  297600000,  93, 4, 3, 0 },
1796        { 38400000,  400000000, 125, 4, 3, 0 },
1797        { 38400000,  532800000, 111, 4, 2, 0 },
1798        { 38400000,  665600000, 104, 3, 2, 0 },
1799        { 38400000,  800000000, 125, 3, 2, 0 },
1800        { 38400000,  931200000,  97, 4, 1, 0 },
1801        { 38400000, 1065600000, 111, 4, 1, 0 },
1802        { 38400000, 1200000000, 125, 4, 1, 0 },
1803        { 38400000, 1331200000, 104, 3, 1, 0 },
1804        { 38400000, 1459200000,  76, 2, 1, 0 },
1805        { 38400000, 1600000000, 125, 3, 1, 0 },
1806        {        0,          0,   0, 0, 0, 0 },
1807};
1808
1809static struct div_nmp pllm_nmp = {
1810        .divm_shift = 0,
1811        .divm_width = 8,
1812        .override_divm_shift = 0,
1813        .divn_shift = 8,
1814        .divn_width = 8,
1815        .override_divn_shift = 8,
1816        .divp_shift = 20,
1817        .divp_width = 5,
1818        .override_divp_shift = 27,
1819};
1820
1821static struct tegra_clk_pll_params pll_m_params = {
1822        .input_min = 9600000,
1823        .input_max = 500000000,
1824        .cf_min = 9600000,
1825        .cf_max = 19200000,
1826        .vco_min = 800000000,
1827        .vco_max = 1866000000,
1828        .base_reg = PLLM_BASE,
1829        .misc_reg = PLLM_MISC2,
1830        .lock_mask = PLL_BASE_LOCK,
1831        .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1832        .lock_delay = 300,
1833        .iddq_reg = PLLM_MISC2,
1834        .iddq_bit_idx = PLLM_IDDQ_BIT,
1835        .max_p = PLL_QLIN_PDIV_MAX,
1836        .ext_misc_reg[0] = PLLM_MISC2,
1837        .ext_misc_reg[1] = PLLM_MISC1,
1838        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1839        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1840        .div_nmp = &pllm_nmp,
1841        .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1842        .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1843        .freq_table = pll_m_freq_table,
1844        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1845        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1846};
1847
1848static struct tegra_clk_pll_params pll_mb_params = {
1849        .input_min = 9600000,
1850        .input_max = 500000000,
1851        .cf_min = 9600000,
1852        .cf_max = 19200000,
1853        .vco_min = 800000000,
1854        .vco_max = 1866000000,
1855        .base_reg = PLLMB_BASE,
1856        .misc_reg = PLLMB_MISC1,
1857        .lock_mask = PLL_BASE_LOCK,
1858        .lock_delay = 300,
1859        .iddq_reg = PLLMB_MISC1,
1860        .iddq_bit_idx = PLLMB_IDDQ_BIT,
1861        .max_p = PLL_QLIN_PDIV_MAX,
1862        .ext_misc_reg[0] = PLLMB_MISC1,
1863        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1864        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1865        .div_nmp = &pllm_nmp,
1866        .freq_table = pll_m_freq_table,
1867        .flags = TEGRA_PLL_USE_LOCK,
1868        .set_defaults = tegra210_pllmb_set_defaults,
1869        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1870};
1871
1872
1873static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1874        /* PLLE special case: use cpcon field to store cml divider value */
1875        { 672000000, 100000000, 125, 42, 0, 13 },
1876        { 624000000, 100000000, 125, 39, 0, 13 },
1877        { 336000000, 100000000, 125, 21, 0, 13 },
1878        { 312000000, 100000000, 200, 26, 0, 14 },
1879        {  38400000, 100000000, 125,  2, 0, 14 },
1880        {  12000000, 100000000, 200,  1, 0, 14 },
1881        {         0,         0,   0,  0, 0,  0 },
1882};
1883
1884static struct div_nmp plle_nmp = {
1885        .divm_shift = 0,
1886        .divm_width = 8,
1887        .divn_shift = 8,
1888        .divn_width = 8,
1889        .divp_shift = 24,
1890        .divp_width = 5,
1891};
1892
1893static struct tegra_clk_pll_params pll_e_params = {
1894        .input_min = 12000000,
1895        .input_max = 800000000,
1896        .cf_min = 12000000,
1897        .cf_max = 38400000,
1898        .vco_min = 1600000000,
1899        .vco_max = 2500000000U,
1900        .base_reg = PLLE_BASE,
1901        .misc_reg = PLLE_MISC0,
1902        .aux_reg = PLLE_AUX,
1903        .lock_mask = PLLE_MISC_LOCK,
1904        .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1905        .lock_delay = 300,
1906        .div_nmp = &plle_nmp,
1907        .freq_table = pll_e_freq_table,
1908        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1909                 TEGRA_PLL_HAS_LOCK_ENABLE,
1910        .fixed_rate = 100000000,
1911        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1912};
1913
1914static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1915        { 12000000, 672000000, 56, 1, 1, 0 },
1916        { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1917        { 38400000, 672000000, 70, 4, 1, 0 },
1918        {        0,         0,  0, 0, 0, 0 },
1919};
1920
1921static struct div_nmp pllre_nmp = {
1922        .divm_shift = 0,
1923        .divm_width = 8,
1924        .divn_shift = 8,
1925        .divn_width = 8,
1926        .divp_shift = 16,
1927        .divp_width = 5,
1928};
1929
1930static struct tegra_clk_pll_params pll_re_vco_params = {
1931        .input_min = 9600000,
1932        .input_max = 800000000,
1933        .cf_min = 9600000,
1934        .cf_max = 19200000,
1935        .vco_min = 350000000,
1936        .vco_max = 700000000,
1937        .base_reg = PLLRE_BASE,
1938        .misc_reg = PLLRE_MISC0,
1939        .lock_mask = PLLRE_MISC_LOCK,
1940        .lock_delay = 300,
1941        .max_p = PLL_QLIN_PDIV_MAX,
1942        .ext_misc_reg[0] = PLLRE_MISC0,
1943        .iddq_reg = PLLRE_MISC0,
1944        .iddq_bit_idx = PLLRE_IDDQ_BIT,
1945        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1946        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1947        .div_nmp = &pllre_nmp,
1948        .freq_table = pll_re_vco_freq_table,
1949        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1950        .set_defaults = tegra210_pllre_set_defaults,
1951        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1952};
1953
1954static struct div_nmp pllp_nmp = {
1955        .divm_shift = 0,
1956        .divm_width = 8,
1957        .divn_shift = 10,
1958        .divn_width = 8,
1959        .divp_shift = 20,
1960        .divp_width = 5,
1961};
1962
1963static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1964        { 12000000, 408000000, 34, 1, 1, 0 },
1965        { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
1966        {        0,         0,  0, 0, 0, 0 },
1967};
1968
1969static struct tegra_clk_pll_params pll_p_params = {
1970        .input_min = 9600000,
1971        .input_max = 800000000,
1972        .cf_min = 9600000,
1973        .cf_max = 19200000,
1974        .vco_min = 350000000,
1975        .vco_max = 700000000,
1976        .base_reg = PLLP_BASE,
1977        .misc_reg = PLLP_MISC0,
1978        .lock_mask = PLL_BASE_LOCK,
1979        .lock_delay = 300,
1980        .iddq_reg = PLLP_MISC0,
1981        .iddq_bit_idx = PLLXP_IDDQ_BIT,
1982        .ext_misc_reg[0] = PLLP_MISC0,
1983        .ext_misc_reg[1] = PLLP_MISC1,
1984        .div_nmp = &pllp_nmp,
1985        .freq_table = pll_p_freq_table,
1986        .fixed_rate = 408000000,
1987        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1988        .set_defaults = tegra210_pllp_set_defaults,
1989        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1990};
1991
1992static struct tegra_clk_pll_params pll_a1_params = {
1993        .input_min = 12000000,
1994        .input_max = 700000000,
1995        .cf_min = 12000000,
1996        .cf_max = 50000000,
1997        .vco_min = 600000000,
1998        .vco_max = 1200000000,
1999        .base_reg = PLLA1_BASE,
2000        .misc_reg = PLLA1_MISC0,
2001        .lock_mask = PLLCX_BASE_LOCK,
2002        .lock_delay = 300,
2003        .iddq_reg = PLLA1_MISC1,
2004        .iddq_bit_idx = PLLCX_IDDQ_BIT,
2005        .reset_reg = PLLA1_MISC0,
2006        .reset_bit_idx = PLLCX_RESET_BIT,
2007        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2008        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2009        .div_nmp = &pllc_nmp,
2010        .ext_misc_reg[0] = PLLA1_MISC0,
2011        .ext_misc_reg[1] = PLLA1_MISC1,
2012        .ext_misc_reg[2] = PLLA1_MISC2,
2013        .ext_misc_reg[3] = PLLA1_MISC3,
2014        .freq_table = pll_cx_freq_table,
2015        .flags = TEGRA_PLL_USE_LOCK,
2016        .set_defaults = _plla1_set_defaults,
2017        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2018};
2019
2020static struct div_nmp plla_nmp = {
2021        .divm_shift = 0,
2022        .divm_width = 8,
2023        .divn_shift = 8,
2024        .divn_width = 8,
2025        .divp_shift = 20,
2026        .divp_width = 5,
2027};
2028
2029static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
2030        { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
2031        { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
2032        { 12000000, 240000000, 60, 1, 3, 1,      0 },
2033        { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
2034        { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
2035        { 13000000, 240000000, 55, 1, 3, 1,      0 }, /* actual: 238.3 MHz */
2036        { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
2037        { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
2038        { 38400000, 240000000, 75, 3, 3, 1,      0 },
2039        {        0,         0,  0, 0, 0, 0,      0 },
2040};
2041
2042static struct tegra_clk_pll_params pll_a_params = {
2043        .input_min = 12000000,
2044        .input_max = 800000000,
2045        .cf_min = 12000000,
2046        .cf_max = 19200000,
2047        .vco_min = 500000000,
2048        .vco_max = 1000000000,
2049        .base_reg = PLLA_BASE,
2050        .misc_reg = PLLA_MISC0,
2051        .lock_mask = PLL_BASE_LOCK,
2052        .lock_delay = 300,
2053        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2054        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2055        .iddq_reg = PLLA_BASE,
2056        .iddq_bit_idx = PLLA_IDDQ_BIT,
2057        .div_nmp = &plla_nmp,
2058        .sdm_din_reg = PLLA_MISC1,
2059        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2060        .sdm_ctrl_reg = PLLA_MISC2,
2061        .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
2062        .ext_misc_reg[0] = PLLA_MISC0,
2063        .ext_misc_reg[1] = PLLA_MISC1,
2064        .ext_misc_reg[2] = PLLA_MISC2,
2065        .freq_table = pll_a_freq_table,
2066        .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
2067        .set_defaults = tegra210_plla_set_defaults,
2068        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2069        .set_gain = tegra210_clk_pll_set_gain,
2070        .adjust_vco = tegra210_clk_adjust_vco_min,
2071};
2072
2073static struct div_nmp plld_nmp = {
2074        .divm_shift = 0,
2075        .divm_width = 8,
2076        .divn_shift = 11,
2077        .divn_width = 8,
2078        .divp_shift = 20,
2079        .divp_width = 3,
2080};
2081
2082static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
2083        { 12000000, 594000000, 99, 1, 2, 0,      0 },
2084        { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2085        { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2086        {        0,         0,  0, 0, 0, 0,      0 },
2087};
2088
2089static struct tegra_clk_pll_params pll_d_params = {
2090        .input_min = 12000000,
2091        .input_max = 800000000,
2092        .cf_min = 12000000,
2093        .cf_max = 38400000,
2094        .vco_min = 750000000,
2095        .vco_max = 1500000000,
2096        .base_reg = PLLD_BASE,
2097        .misc_reg = PLLD_MISC0,
2098        .lock_mask = PLL_BASE_LOCK,
2099        .lock_delay = 1000,
2100        .iddq_reg = PLLD_MISC0,
2101        .iddq_bit_idx = PLLD_IDDQ_BIT,
2102        .round_p_to_pdiv = pll_expo_p_to_pdiv,
2103        .pdiv_tohw = pll_expo_pdiv_to_hw,
2104        .div_nmp = &plld_nmp,
2105        .sdm_din_reg = PLLD_MISC0,
2106        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2107        .sdm_ctrl_reg = PLLD_MISC0,
2108        .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
2109        .ext_misc_reg[0] = PLLD_MISC0,
2110        .ext_misc_reg[1] = PLLD_MISC1,
2111        .freq_table = pll_d_freq_table,
2112        .flags = TEGRA_PLL_USE_LOCK,
2113        .mdiv_default = 1,
2114        .set_defaults = tegra210_plld_set_defaults,
2115        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2116        .set_gain = tegra210_clk_pll_set_gain,
2117        .adjust_vco = tegra210_clk_adjust_vco_min,
2118};
2119
2120static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
2121        { 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
2122        { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2123        { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2124        {        0,         0,  0, 0, 0, 0,      0 },
2125};
2126
2127/* s/w policy, always tegra_pll_ref */
2128static struct tegra_clk_pll_params pll_d2_params = {
2129        .input_min = 12000000,
2130        .input_max = 800000000,
2131        .cf_min = 12000000,
2132        .cf_max = 38400000,
2133        .vco_min = 750000000,
2134        .vco_max = 1500000000,
2135        .base_reg = PLLD2_BASE,
2136        .misc_reg = PLLD2_MISC0,
2137        .lock_mask = PLL_BASE_LOCK,
2138        .lock_delay = 300,
2139        .iddq_reg = PLLD2_BASE,
2140        .iddq_bit_idx = PLLSS_IDDQ_BIT,
2141        .sdm_din_reg = PLLD2_MISC3,
2142        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2143        .sdm_ctrl_reg = PLLD2_MISC1,
2144        .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
2145        /* disable spread-spectrum for pll_d2 */
2146        .ssc_ctrl_reg = 0,
2147        .ssc_ctrl_en_mask = 0,
2148        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2149        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2150        .div_nmp = &pllss_nmp,
2151        .ext_misc_reg[0] = PLLD2_MISC0,
2152        .ext_misc_reg[1] = PLLD2_MISC1,
2153        .ext_misc_reg[2] = PLLD2_MISC2,
2154        .ext_misc_reg[3] = PLLD2_MISC3,
2155        .max_p = PLL_QLIN_PDIV_MAX,
2156        .mdiv_default = 1,
2157        .freq_table = tegra210_pll_d2_freq_table,
2158        .set_defaults = tegra210_plld2_set_defaults,
2159        .flags = TEGRA_PLL_USE_LOCK,
2160        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2161        .set_gain = tegra210_clk_pll_set_gain,
2162        .adjust_vco = tegra210_clk_adjust_vco_min,
2163};
2164
2165static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
2166        { 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
2167        { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
2168        { 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
2169        {        0,         0,  0, 0, 0, 0,      0 },
2170};
2171
2172static struct tegra_clk_pll_params pll_dp_params = {
2173        .input_min = 12000000,
2174        .input_max = 800000000,
2175        .cf_min = 12000000,
2176        .cf_max = 38400000,
2177        .vco_min = 750000000,
2178        .vco_max = 1500000000,
2179        .base_reg = PLLDP_BASE,
2180        .misc_reg = PLLDP_MISC,
2181        .lock_mask = PLL_BASE_LOCK,
2182        .lock_delay = 300,
2183        .iddq_reg = PLLDP_BASE,
2184        .iddq_bit_idx = PLLSS_IDDQ_BIT,
2185        .sdm_din_reg = PLLDP_SS_CTRL2,
2186        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2187        .sdm_ctrl_reg = PLLDP_SS_CFG,
2188        .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
2189        .ssc_ctrl_reg = PLLDP_SS_CFG,
2190        .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
2191        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2192        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2193        .div_nmp = &pllss_nmp,
2194        .ext_misc_reg[0] = PLLDP_MISC,
2195        .ext_misc_reg[1] = PLLDP_SS_CFG,
2196        .ext_misc_reg[2] = PLLDP_SS_CTRL1,
2197        .ext_misc_reg[3] = PLLDP_SS_CTRL2,
2198        .max_p = PLL_QLIN_PDIV_MAX,
2199        .mdiv_default = 1,
2200        .freq_table = pll_dp_freq_table,
2201        .set_defaults = tegra210_plldp_set_defaults,
2202        .flags = TEGRA_PLL_USE_LOCK,
2203        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2204        .set_gain = tegra210_clk_pll_set_gain,
2205        .adjust_vco = tegra210_clk_adjust_vco_min,
2206};
2207
2208static struct div_nmp pllu_nmp = {
2209        .divm_shift = 0,
2210        .divm_width = 8,
2211        .divn_shift = 8,
2212        .divn_width = 8,
2213        .divp_shift = 16,
2214        .divp_width = 5,
2215};
2216
2217static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
2218        { 12000000, 480000000, 40, 1, 0, 0 },
2219        { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
2220        { 38400000, 480000000, 25, 2, 0, 0 },
2221        {        0,         0,  0, 0, 0, 0 },
2222};
2223
2224static struct tegra_clk_pll_params pll_u_vco_params = {
2225        .input_min = 9600000,
2226        .input_max = 800000000,
2227        .cf_min = 9600000,
2228        .cf_max = 19200000,
2229        .vco_min = 350000000,
2230        .vco_max = 700000000,
2231        .base_reg = PLLU_BASE,
2232        .misc_reg = PLLU_MISC0,
2233        .lock_mask = PLL_BASE_LOCK,
2234        .lock_delay = 1000,
2235        .iddq_reg = PLLU_MISC0,
2236        .iddq_bit_idx = PLLU_IDDQ_BIT,
2237        .ext_misc_reg[0] = PLLU_MISC0,
2238        .ext_misc_reg[1] = PLLU_MISC1,
2239        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2240        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2241        .div_nmp = &pllu_nmp,
2242        .freq_table = pll_u_freq_table,
2243        .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2244};
2245
2246struct utmi_clk_param {
2247        /* Oscillator Frequency in KHz */
2248        u32 osc_frequency;
2249        /* UTMIP PLL Enable Delay Count  */
2250        u8 enable_delay_count;
2251        /* UTMIP PLL Stable count */
2252        u16 stable_count;
2253        /*  UTMIP PLL Active delay count */
2254        u8 active_delay_count;
2255        /* UTMIP PLL Xtal frequency count */
2256        u16 xtal_freq_count;
2257};
2258
2259static const struct utmi_clk_param utmi_parameters[] = {
2260        {
2261                .osc_frequency = 38400000, .enable_delay_count = 0x0,
2262                .stable_count = 0x0, .active_delay_count = 0x6,
2263                .xtal_freq_count = 0x80
2264        }, {
2265                .osc_frequency = 13000000, .enable_delay_count = 0x02,
2266                .stable_count = 0x33, .active_delay_count = 0x05,
2267                .xtal_freq_count = 0x7f
2268        }, {
2269                .osc_frequency = 19200000, .enable_delay_count = 0x03,
2270                .stable_count = 0x4b, .active_delay_count = 0x06,
2271                .xtal_freq_count = 0xbb
2272        }, {
2273                .osc_frequency = 12000000, .enable_delay_count = 0x02,
2274                .stable_count = 0x2f, .active_delay_count = 0x08,
2275                .xtal_freq_count = 0x76
2276        }, {
2277                .osc_frequency = 26000000, .enable_delay_count = 0x04,
2278                .stable_count = 0x66, .active_delay_count = 0x09,
2279                .xtal_freq_count = 0xfe
2280        }, {
2281                .osc_frequency = 16800000, .enable_delay_count = 0x03,
2282                .stable_count = 0x41, .active_delay_count = 0x0a,
2283                .xtal_freq_count = 0xa4
2284        },
2285};
2286
2287static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2288        [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2289        [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2290        [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2291        [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2292        [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2293        [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2294        [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2295        [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2296        [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2297        [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2298        [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2299        [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2300        [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2301        [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2302        [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2303        [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2304        [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2305        [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2306        [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2307        [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2308        [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2309        [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2310        [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2311        [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2312        [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2313        [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2314        [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2315        [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2316        [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2317        [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2318        [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2319        [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2320        [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2321        [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2322        [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2323        [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2324        [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2325        [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2326        [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2327        [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2328        [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2329        [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2330        [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2331        [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2332        [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2333        [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2334        [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2335        [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2336        [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2337        [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2338        [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2339        [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2340        [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2341        [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2342        [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2343        [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2344        [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2345        [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2346        [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2347        [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2348        [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2349        [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2350        [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2351        [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2352        [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2353        [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2354        [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2355        [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2356        [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2357        [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2358        [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
2359        [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2360        [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2361        [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2362        [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true },
2363        [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2364        [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2365        [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2366        [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2367        [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2368        [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2369        [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2370        [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2371        [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2372        [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2373        [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2374        [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2375        [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2376        [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2377        [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2378        [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2379        [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2380        [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2381        [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2382        [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2383        [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2384        [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2385        [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2386        [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2387        [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2388        [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2389        [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2390        [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2391        [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2392        [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2393        [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2394        [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2395        [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2396        [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2397        [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2398        [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2399        [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2400        [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2401        [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2402        [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2403        [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2404        [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2405        [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2406        [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2407        [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2408        [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2409        [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2410        [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2411        [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2412        [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2413        [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2414        [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2415        [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2416        [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2417        [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2418        [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2419        [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2420        [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2421        [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2422        [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2423        [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2424        [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2425        [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2426        [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2427        [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2428        [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2429        [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2430        [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2431        [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2432        [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2433        [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2434        [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2435        [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2436        [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2437        [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2438        [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2439        [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2440        [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2441        [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2442        [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2443        [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2444        [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2445        [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2446        [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2447        [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2448        [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2449        [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2450        [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2451        [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2452        [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2453        [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2454        [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2455        [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2456        [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2457        [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2458        [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2459        [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2460        [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2461        [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2462        [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2463        [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2464        [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2465        [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2466        [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2467        [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2468        [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2469        [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2470        [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2471        [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2472        [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2473        [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2474        [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2475        [tegra_clk_pll_a1] = { .dt_id = TEGRA210_CLK_PLL_A1, .present = true },
2476        [tegra_clk_ispa] = { .dt_id = TEGRA210_CLK_ISPA, .present = true },
2477        [tegra_clk_cec] = { .dt_id = TEGRA210_CLK_CEC, .present = true },
2478        [tegra_clk_dmic1] = { .dt_id = TEGRA210_CLK_DMIC1, .present = true },
2479        [tegra_clk_dmic2] = { .dt_id = TEGRA210_CLK_DMIC2, .present = true },
2480        [tegra_clk_dmic3] = { .dt_id = TEGRA210_CLK_DMIC3, .present = true },
2481        [tegra_clk_dmic1_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK, .present = true },
2482        [tegra_clk_dmic2_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK, .present = true },
2483        [tegra_clk_dmic3_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK, .present = true },
2484        [tegra_clk_dmic1_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK_MUX, .present = true },
2485        [tegra_clk_dmic2_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK_MUX, .present = true },
2486        [tegra_clk_dmic3_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK_MUX, .present = true },
2487        [tegra_clk_dp2] = { .dt_id = TEGRA210_CLK_DP2, .present = true },
2488        [tegra_clk_iqc1] = { .dt_id = TEGRA210_CLK_IQC1, .present = true },
2489        [tegra_clk_iqc2] = { .dt_id = TEGRA210_CLK_IQC2, .present = true },
2490        [tegra_clk_pll_a_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT_ADSP, .present = true },
2491        [tegra_clk_pll_a_out0_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP, .present = true },
2492        [tegra_clk_adsp] = { .dt_id = TEGRA210_CLK_ADSP, .present = true },
2493        [tegra_clk_adsp_neon] = { .dt_id = TEGRA210_CLK_ADSP_NEON, .present = true },
2494};
2495
2496static struct tegra_devclk devclks[] __initdata = {
2497        { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2498        { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2499        { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2500        { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2501        { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2502        { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2503        { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2504        { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2505        { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2506        { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2507        { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2508        { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2509        { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2510        { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2511        { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2512        { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2513        { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2514        { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2515        { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2516        { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2517        { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2518        { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2519        { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2520        { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2521        { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2522        { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2523        { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2524        { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2525        { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2526        { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2527        { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2528        { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2529        { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2530        { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2531        { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2532        { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2533        { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2534        { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2535        { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2536        { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2537        { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2538        { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2539        { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2540        { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2541        { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2542        { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2543        { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2544        { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2545        { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2546        { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2547        { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2548        { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2549        { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2550        { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2551        { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2552        { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2553        { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2554        { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2555        { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2556        { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2557        { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2558        { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2559        { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2560        { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2561};
2562
2563static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2564        { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2565        { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2566};
2567
2568static const char * const aclk_parents[] = {
2569        "pll_a1", "pll_c", "pll_p", "pll_a_out0", "pll_c2", "pll_c3",
2570        "clk_m"
2571};
2572
2573static const unsigned int nvjpg_slcg_clkids[] = { TEGRA210_CLK_NVDEC };
2574static const unsigned int nvdec_slcg_clkids[] = { TEGRA210_CLK_NVJPG };
2575static const unsigned int sor_slcg_clkids[] = { TEGRA210_CLK_HDA2CODEC_2X,
2576        TEGRA210_CLK_HDA2HDMI, TEGRA210_CLK_DISP1, TEGRA210_CLK_DISP2 };
2577static const unsigned int disp_slcg_clkids[] = { TEGRA210_CLK_LA,
2578        TEGRA210_CLK_HOST1X};
2579static const unsigned int xusba_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2580        TEGRA210_CLK_XUSB_DEV };
2581static const unsigned int xusbb_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2582        TEGRA210_CLK_XUSB_SS };
2583static const unsigned int xusbc_slcg_clkids[] = { TEGRA210_CLK_XUSB_DEV,
2584        TEGRA210_CLK_XUSB_SS };
2585static const unsigned int venc_slcg_clkids[] = { TEGRA210_CLK_HOST1X,
2586        TEGRA210_CLK_PLL_D };
2587static const unsigned int ape_slcg_clkids[] = { TEGRA210_CLK_ACLK,
2588        TEGRA210_CLK_I2S0, TEGRA210_CLK_I2S1, TEGRA210_CLK_I2S2,
2589        TEGRA210_CLK_I2S3, TEGRA210_CLK_I2S4, TEGRA210_CLK_SPDIF_OUT,
2590        TEGRA210_CLK_D_AUDIO };
2591static const unsigned int vic_slcg_clkids[] = { TEGRA210_CLK_HOST1X };
2592
2593static struct tegra210_domain_mbist_war tegra210_pg_mbist_war[] = {
2594        [TEGRA_POWERGATE_VENC] = {
2595                .handle_lvl2_ovr = tegra210_venc_mbist_war,
2596                .num_clks = ARRAY_SIZE(venc_slcg_clkids),
2597                .clk_init_data = venc_slcg_clkids,
2598        },
2599        [TEGRA_POWERGATE_SATA] = {
2600                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2601                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2602                .lvl2_mask = BIT(0) | BIT(17) | BIT(19),
2603        },
2604        [TEGRA_POWERGATE_MPE] = {
2605                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2606                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2607                .lvl2_mask = BIT(29),
2608        },
2609        [TEGRA_POWERGATE_SOR] = {
2610                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2611                .num_clks = ARRAY_SIZE(sor_slcg_clkids),
2612                .clk_init_data = sor_slcg_clkids,
2613                .lvl2_offset = LVL2_CLK_GATE_OVRA,
2614                .lvl2_mask = BIT(1) | BIT(2),
2615        },
2616        [TEGRA_POWERGATE_DIS] = {
2617                .handle_lvl2_ovr = tegra210_disp_mbist_war,
2618                .num_clks = ARRAY_SIZE(disp_slcg_clkids),
2619                .clk_init_data = disp_slcg_clkids,
2620        },
2621        [TEGRA_POWERGATE_DISB] = {
2622                .num_clks = ARRAY_SIZE(disp_slcg_clkids),
2623                .clk_init_data = disp_slcg_clkids,
2624                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2625                .lvl2_offset = LVL2_CLK_GATE_OVRA,
2626                .lvl2_mask = BIT(2),
2627        },
2628        [TEGRA_POWERGATE_XUSBA] = {
2629                .num_clks = ARRAY_SIZE(xusba_slcg_clkids),
2630                .clk_init_data = xusba_slcg_clkids,
2631                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2632                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2633                .lvl2_mask = BIT(30) | BIT(31),
2634        },
2635        [TEGRA_POWERGATE_XUSBB] = {
2636                .num_clks = ARRAY_SIZE(xusbb_slcg_clkids),
2637                .clk_init_data = xusbb_slcg_clkids,
2638                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2639                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2640                .lvl2_mask = BIT(30) | BIT(31),
2641        },
2642        [TEGRA_POWERGATE_XUSBC] = {
2643                .num_clks = ARRAY_SIZE(xusbc_slcg_clkids),
2644                .clk_init_data = xusbc_slcg_clkids,
2645                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2646                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2647                .lvl2_mask = BIT(30) | BIT(31),
2648        },
2649        [TEGRA_POWERGATE_VIC] = {
2650                .num_clks = ARRAY_SIZE(vic_slcg_clkids),
2651                .clk_init_data = vic_slcg_clkids,
2652                .handle_lvl2_ovr = tegra210_vic_mbist_war,
2653        },
2654        [TEGRA_POWERGATE_NVDEC] = {
2655                .num_clks = ARRAY_SIZE(nvdec_slcg_clkids),
2656                .clk_init_data = nvdec_slcg_clkids,
2657                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2658                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2659                .lvl2_mask = BIT(9) | BIT(31),
2660        },
2661        [TEGRA_POWERGATE_NVJPG] = {
2662                .num_clks = ARRAY_SIZE(nvjpg_slcg_clkids),
2663                .clk_init_data = nvjpg_slcg_clkids,
2664                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2665                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2666                .lvl2_mask = BIT(9) | BIT(31),
2667        },
2668        [TEGRA_POWERGATE_AUD] = {
2669                .num_clks = ARRAY_SIZE(ape_slcg_clkids),
2670                .clk_init_data = ape_slcg_clkids,
2671                .handle_lvl2_ovr = tegra210_ape_mbist_war,
2672        },
2673        [TEGRA_POWERGATE_VE2] = {
2674                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2675                .lvl2_offset = LVL2_CLK_GATE_OVRD,
2676                .lvl2_mask = BIT(22),
2677        },
2678};
2679
2680int tegra210_clk_handle_mbist_war(unsigned int id)
2681{
2682        int err;
2683        struct tegra210_domain_mbist_war *mbist_war;
2684
2685        if (id >= ARRAY_SIZE(tegra210_pg_mbist_war)) {
2686                WARN(1, "unknown domain id in MBIST WAR handler\n");
2687                return -EINVAL;
2688        }
2689
2690        mbist_war = &tegra210_pg_mbist_war[id];
2691        if (!mbist_war->handle_lvl2_ovr)
2692                return 0;
2693
2694        if (mbist_war->num_clks && !mbist_war->clks)
2695                return -ENODEV;
2696
2697        err = clk_bulk_prepare_enable(mbist_war->num_clks, mbist_war->clks);
2698        if (err < 0)
2699                return err;
2700
2701        mutex_lock(&lvl2_ovr_lock);
2702
2703        mbist_war->handle_lvl2_ovr(mbist_war);
2704
2705        mutex_unlock(&lvl2_ovr_lock);
2706
2707        clk_bulk_disable_unprepare(mbist_war->num_clks, mbist_war->clks);
2708
2709        return 0;
2710}
2711
2712void tegra210_put_utmipll_in_iddq(void)
2713{
2714        u32 reg;
2715
2716        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2717
2718        if (reg & UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK) {
2719                pr_err("trying to assert IDDQ while UTMIPLL is locked\n");
2720                return;
2721        }
2722
2723        reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2724        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2725}
2726EXPORT_SYMBOL_GPL(tegra210_put_utmipll_in_iddq);
2727
2728void tegra210_put_utmipll_out_iddq(void)
2729{
2730        u32 reg;
2731
2732        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2733        reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2734        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2735}
2736EXPORT_SYMBOL_GPL(tegra210_put_utmipll_out_iddq);
2737
2738static void tegra210_utmi_param_configure(void)
2739{
2740        u32 reg;
2741        int i;
2742
2743        for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2744                if (osc_freq == utmi_parameters[i].osc_frequency)
2745                        break;
2746        }
2747
2748        if (i >= ARRAY_SIZE(utmi_parameters)) {
2749                pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2750                        osc_freq);
2751                return;
2752        }
2753
2754        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2755        reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2756        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2757
2758        udelay(10);
2759
2760        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2761
2762        /* Program UTMIP PLL stable and active counts */
2763        /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2764        reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2765        reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2766
2767        reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2768        reg |=
2769        UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].active_delay_count);
2770        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2771
2772        /* Program UTMIP PLL delay and oscillator frequency counts */
2773        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2774
2775        reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2776        reg |=
2777        UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].enable_delay_count);
2778
2779        reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2780        reg |=
2781        UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].xtal_freq_count);
2782
2783        reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2784        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2785
2786        /* Remove power downs from UTMIP PLL control bits */
2787        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2788        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2789        reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2790        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2791
2792        udelay(20);
2793
2794        /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2795        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2796        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2797        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2798        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2799        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2800        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2801        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2802        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2803
2804        /* Setup HW control of UTMIPLL */
2805        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2806        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2807        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2808        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2809
2810        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2811        reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2812        reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2813        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2814
2815        udelay(1);
2816
2817        reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2818        reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2819        writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2820
2821        udelay(1);
2822
2823        /* Enable HW control UTMIPLL */
2824        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2825        reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2826        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2827}
2828
2829static int tegra210_enable_pllu(void)
2830{
2831        struct tegra_clk_pll_freq_table *fentry;
2832        struct tegra_clk_pll pllu;
2833        u32 reg;
2834
2835        for (fentry = pll_u_freq_table; fentry->input_rate; fentry++) {
2836                if (fentry->input_rate == pll_ref_freq)
2837                        break;
2838        }
2839
2840        if (!fentry->input_rate) {
2841                pr_err("Unknown PLL_U reference frequency %lu\n", pll_ref_freq);
2842                return -EINVAL;
2843        }
2844
2845        /* clear IDDQ bit */
2846        pllu.params = &pll_u_vco_params;
2847        reg = readl_relaxed(clk_base + pllu.params->ext_misc_reg[0]);
2848        reg &= ~BIT(pllu.params->iddq_bit_idx);
2849        writel_relaxed(reg, clk_base + pllu.params->ext_misc_reg[0]);
2850        udelay(5);
2851
2852        reg = readl_relaxed(clk_base + PLLU_BASE);
2853        reg &= ~GENMASK(20, 0);
2854        reg |= fentry->m;
2855        reg |= fentry->n << 8;
2856        reg |= fentry->p << 16;
2857        writel(reg, clk_base + PLLU_BASE);
2858        udelay(1);
2859        reg |= PLL_ENABLE;
2860        writel(reg, clk_base + PLLU_BASE);
2861
2862        readl_relaxed_poll_timeout_atomic(clk_base + PLLU_BASE, reg,
2863                                          reg & PLL_BASE_LOCK, 2, 1000);
2864        if (!(reg & PLL_BASE_LOCK)) {
2865                pr_err("Timed out waiting for PLL_U to lock\n");
2866                return -ETIMEDOUT;
2867        }
2868
2869        return 0;
2870}
2871
2872static int tegra210_init_pllu(void)
2873{
2874        u32 reg;
2875        int err;
2876
2877        tegra210_pllu_set_defaults(&pll_u_vco_params);
2878        /* skip initialization when pllu is in hw controlled mode */
2879        reg = readl_relaxed(clk_base + PLLU_BASE);
2880        if (reg & PLLU_BASE_OVERRIDE) {
2881                if (!(reg & PLL_ENABLE)) {
2882                        err = tegra210_enable_pllu();
2883                        if (err < 0) {
2884                                WARN_ON(1);
2885                                return err;
2886                        }
2887                }
2888                /* enable hw controlled mode */
2889                reg = readl_relaxed(clk_base + PLLU_BASE);
2890                reg &= ~PLLU_BASE_OVERRIDE;
2891                writel(reg, clk_base + PLLU_BASE);
2892
2893                reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2894                reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2895                       PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2896                       PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2897                reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2898                        PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2899                writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2900
2901                reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2902                reg &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK;
2903                writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2904                udelay(1);
2905
2906                reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2907                reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2908                writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2909                udelay(1);
2910
2911                reg = readl_relaxed(clk_base + PLLU_BASE);
2912                reg &= ~PLLU_BASE_CLKENABLE_USB;
2913                writel_relaxed(reg, clk_base + PLLU_BASE);
2914        }
2915
2916        /* enable UTMIPLL hw control if not yet done by the bootloader */
2917        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2918        if (!(reg & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE))
2919                tegra210_utmi_param_configure();
2920
2921        return 0;
2922}
2923
2924static const char * const sor1_out_parents[] = {
2925        /*
2926         * Bit 0 of the mux selects sor1_pad_clkout, irrespective of bit 1, so
2927         * the sor1_pad_clkout parent appears twice in the list below. This is
2928         * merely to support clk_get_parent() if firmware happened to set
2929         * these bits to 0b11. While not an invalid setting, code should
2930         * always set the bits to 0b01 to select sor1_pad_clkout.
2931         */
2932        "sor_safe", "sor1_pad_clkout", "sor1", "sor1_pad_clkout",
2933};
2934
2935static const char * const sor1_parents[] = {
2936        "pll_p", "pll_d_out0", "pll_d2_out0", "clk_m",
2937};
2938
2939static u32 sor1_parents_idx[] = { 0, 2, 5, 6 };
2940
2941static struct tegra_periph_init_data tegra210_periph[] = {
2942        TEGRA_INIT_DATA_TABLE("sor1", NULL, NULL, sor1_parents,
2943                              CLK_SOURCE_SOR1, 29, 0x7, 0, 0, 8, 1,
2944                              TEGRA_DIVIDER_ROUND_UP, 183, 0, tegra_clk_sor1,
2945                              sor1_parents_idx, 0, &sor1_lock),
2946};
2947
2948static const char * const la_parents[] = {
2949        "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_re_out1", "pll_a1", "clk_m", "pll_c4_out0"
2950};
2951
2952static struct tegra_clk_periph tegra210_la =
2953        TEGRA_CLK_PERIPH(29, 7, 9, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, 76, 0, NULL, 0);
2954
2955static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2956                                            void __iomem *pmc_base)
2957{
2958        struct clk *clk;
2959        unsigned int i;
2960
2961        /* xusb_ss_div2 */
2962        clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2963                                        1, 2);
2964        clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2965
2966        clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
2967                                              1, 17, 222);
2968        clks[TEGRA210_CLK_SOR_SAFE] = clk;
2969
2970        clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base,
2971                                              1, 17, 181);
2972        clks[TEGRA210_CLK_DPAUX] = clk;
2973
2974        clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base,
2975                                              1, 17, 207);
2976        clks[TEGRA210_CLK_DPAUX1] = clk;
2977
2978        clk = clk_register_mux_table(NULL, "sor1_out", sor1_out_parents,
2979                                     ARRAY_SIZE(sor1_out_parents), 0,
2980                                     clk_base + CLK_SOURCE_SOR1, 14, 0x3,
2981                                     0, NULL, &sor1_lock);
2982        clks[TEGRA210_CLK_SOR1_OUT] = clk;
2983
2984        /* pll_d_dsi_out */
2985        clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2986                                clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2987        clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2988
2989        /* dsia */
2990        clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2991                                             clk_base, 0, 48,
2992                                             periph_clk_enb_refcnt);
2993        clks[TEGRA210_CLK_DSIA] = clk;
2994
2995        /* dsib */
2996        clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2997                                             clk_base, 0, 82,
2998                                             periph_clk_enb_refcnt);
2999        clks[TEGRA210_CLK_DSIB] = clk;
3000
3001        /* la */
3002        clk = tegra_clk_register_periph("la", la_parents,
3003                        ARRAY_SIZE(la_parents), &tegra210_la, clk_base,
3004                        CLK_SOURCE_LA, 0);
3005        clks[TEGRA210_CLK_LA] = clk;
3006
3007        /* emc mux */
3008        clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
3009                               ARRAY_SIZE(mux_pllmcp_clkm), 0,
3010                               clk_base + CLK_SOURCE_EMC,
3011                               29, 3, 0, &emc_lock);
3012
3013        clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
3014                                    &emc_lock);
3015        clks[TEGRA210_CLK_MC] = clk;
3016
3017        /* cml0 */
3018        clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
3019                                0, 0, &pll_e_lock);
3020        clk_register_clkdev(clk, "cml0", NULL);
3021        clks[TEGRA210_CLK_CML0] = clk;
3022
3023        /* cml1 */
3024        clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
3025                                1, 0, &pll_e_lock);
3026        clk_register_clkdev(clk, "cml1", NULL);
3027        clks[TEGRA210_CLK_CML1] = clk;
3028
3029        clk = tegra_clk_register_super_clk("aclk", aclk_parents,
3030                                ARRAY_SIZE(aclk_parents), 0, clk_base + 0x6e0,
3031                                0, NULL);
3032        clks[TEGRA210_CLK_ACLK] = clk;
3033
3034        clk = tegra_clk_register_sdmmc_mux_div("sdmmc2", clk_base,
3035                                            CLK_SOURCE_SDMMC2, 9,
3036                                            TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3037        clks[TEGRA210_CLK_SDMMC2] = clk;
3038
3039        clk = tegra_clk_register_sdmmc_mux_div("sdmmc4", clk_base,
3040                                            CLK_SOURCE_SDMMC4, 15,
3041                                            TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3042        clks[TEGRA210_CLK_SDMMC4] = clk;
3043
3044        for (i = 0; i < ARRAY_SIZE(tegra210_periph); i++) {
3045                struct tegra_periph_init_data *init = &tegra210_periph[i];
3046                struct clk **clkp;
3047
3048                clkp = tegra_lookup_dt_id(init->clk_id, tegra210_clks);
3049                if (!clkp) {
3050                        pr_warn("clock %u not found\n", init->clk_id);
3051                        continue;
3052                }
3053
3054                clk = tegra_clk_register_periph_data(clk_base, init);
3055                *clkp = clk;
3056        }
3057
3058        tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
3059}
3060
3061static void __init tegra210_pll_init(void __iomem *clk_base,
3062                                     void __iomem *pmc)
3063{
3064        struct clk *clk;
3065
3066        /* PLLC */
3067        clk = tegra_clk_register_pllc_tegra210("pll_c", "pll_ref", clk_base,
3068                        pmc, 0, &pll_c_params, NULL);
3069        if (!WARN_ON(IS_ERR(clk)))
3070                clk_register_clkdev(clk, "pll_c", NULL);
3071        clks[TEGRA210_CLK_PLL_C] = clk;
3072
3073        /* PLLC_OUT1 */
3074        clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
3075                        clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3076                        8, 8, 1, NULL);
3077        clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
3078                                clk_base + PLLC_OUT, 1, 0,
3079                                CLK_SET_RATE_PARENT, 0, NULL);
3080        clk_register_clkdev(clk, "pll_c_out1", NULL);
3081        clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
3082
3083        /* PLLC_UD */
3084        clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
3085                                        CLK_SET_RATE_PARENT, 1, 1);
3086        clk_register_clkdev(clk, "pll_c_ud", NULL);
3087        clks[TEGRA210_CLK_PLL_C_UD] = clk;
3088
3089        /* PLLC2 */
3090        clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
3091                             pmc, 0, &pll_c2_params, NULL);
3092        clk_register_clkdev(clk, "pll_c2", NULL);
3093        clks[TEGRA210_CLK_PLL_C2] = clk;
3094
3095        /* PLLC3 */
3096        clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
3097                             pmc, 0, &pll_c3_params, NULL);
3098        clk_register_clkdev(clk, "pll_c3", NULL);
3099        clks[TEGRA210_CLK_PLL_C3] = clk;
3100
3101        /* PLLM */
3102        clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
3103                             CLK_SET_RATE_GATE, &pll_m_params, NULL);
3104        clk_register_clkdev(clk, "pll_m", NULL);
3105        clks[TEGRA210_CLK_PLL_M] = clk;
3106
3107        /* PLLMB */
3108        clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
3109                             CLK_SET_RATE_GATE, &pll_mb_params, NULL);
3110        clk_register_clkdev(clk, "pll_mb", NULL);
3111        clks[TEGRA210_CLK_PLL_MB] = clk;
3112
3113        /* PLLM_UD */
3114        clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
3115                                        CLK_SET_RATE_PARENT, 1, 1);
3116        clk_register_clkdev(clk, "pll_m_ud", NULL);
3117        clks[TEGRA210_CLK_PLL_M_UD] = clk;
3118
3119        /* PLLU_VCO */
3120        if (!tegra210_init_pllu()) {
3121                clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,
3122                                              480*1000*1000);
3123                clk_register_clkdev(clk, "pll_u_vco", NULL);
3124                clks[TEGRA210_CLK_PLL_U] = clk;
3125        }
3126
3127        /* PLLU_OUT */
3128        clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
3129                                         clk_base + PLLU_BASE, 16, 4, 0,
3130                                         pll_vco_post_div_table, NULL);
3131        clk_register_clkdev(clk, "pll_u_out", NULL);
3132        clks[TEGRA210_CLK_PLL_U_OUT] = clk;
3133
3134        /* PLLU_OUT1 */
3135        clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
3136                                clk_base + PLLU_OUTA, 0,
3137                                TEGRA_DIVIDER_ROUND_UP,
3138                                8, 8, 1, &pll_u_lock);
3139        clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
3140                                clk_base + PLLU_OUTA, 1, 0,
3141                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3142        clk_register_clkdev(clk, "pll_u_out1", NULL);
3143        clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
3144
3145        /* PLLU_OUT2 */
3146        clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
3147                                clk_base + PLLU_OUTA, 0,
3148                                TEGRA_DIVIDER_ROUND_UP,
3149                                24, 8, 1, &pll_u_lock);
3150        clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
3151                                clk_base + PLLU_OUTA, 17, 16,
3152                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3153        clk_register_clkdev(clk, "pll_u_out2", NULL);
3154        clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
3155
3156        /* PLLU_480M */
3157        clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
3158                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3159                                22, 0, &pll_u_lock);
3160        clk_register_clkdev(clk, "pll_u_480M", NULL);
3161        clks[TEGRA210_CLK_PLL_U_480M] = clk;
3162
3163        /* PLLU_60M */
3164        clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
3165                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3166                                23, 0, &pll_u_lock);
3167        clk_register_clkdev(clk, "pll_u_60M", NULL);
3168        clks[TEGRA210_CLK_PLL_U_60M] = clk;
3169
3170        /* PLLU_48M */
3171        clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
3172                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3173                                25, 0, &pll_u_lock);
3174        clk_register_clkdev(clk, "pll_u_48M", NULL);
3175        clks[TEGRA210_CLK_PLL_U_48M] = clk;
3176
3177        /* PLLD */
3178        clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
3179                            &pll_d_params, &pll_d_lock);
3180        clk_register_clkdev(clk, "pll_d", NULL);
3181        clks[TEGRA210_CLK_PLL_D] = clk;
3182
3183        /* PLLD_OUT0 */
3184        clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
3185                                        CLK_SET_RATE_PARENT, 1, 2);
3186        clk_register_clkdev(clk, "pll_d_out0", NULL);
3187        clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
3188
3189        /* PLLRE */
3190        clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
3191                                                clk_base, pmc, 0,
3192                                                &pll_re_vco_params,
3193                                                &pll_re_lock, pll_ref_freq);
3194        clk_register_clkdev(clk, "pll_re_vco", NULL);
3195        clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
3196
3197        clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
3198                                         clk_base + PLLRE_BASE, 16, 5, 0,
3199                                         pll_vco_post_div_table, &pll_re_lock);
3200        clk_register_clkdev(clk, "pll_re_out", NULL);
3201        clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
3202
3203        clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
3204                                         clk_base + PLLRE_OUT1, 0,
3205                                         TEGRA_DIVIDER_ROUND_UP,
3206                                         8, 8, 1, NULL);
3207        clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
3208                                         clk_base + PLLRE_OUT1, 1, 0,
3209                                         CLK_SET_RATE_PARENT, 0, NULL);
3210        clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
3211
3212        /* PLLE */
3213        clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
3214                                      clk_base, 0, &pll_e_params, NULL);
3215        clk_register_clkdev(clk, "pll_e", NULL);
3216        clks[TEGRA210_CLK_PLL_E] = clk;
3217
3218        /* PLLC4 */
3219        clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
3220                             0, &pll_c4_vco_params, NULL, pll_ref_freq);
3221        clk_register_clkdev(clk, "pll_c4_vco", NULL);
3222        clks[TEGRA210_CLK_PLL_C4] = clk;
3223
3224        /* PLLC4_OUT0 */
3225        clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
3226                                         clk_base + PLLC4_BASE, 19, 4, 0,
3227                                         pll_vco_post_div_table, NULL);
3228        clk_register_clkdev(clk, "pll_c4_out0", NULL);
3229        clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
3230
3231        /* PLLC4_OUT1 */
3232        clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
3233                                        CLK_SET_RATE_PARENT, 1, 3);
3234        clk_register_clkdev(clk, "pll_c4_out1", NULL);
3235        clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
3236
3237        /* PLLC4_OUT2 */
3238        clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
3239                                        CLK_SET_RATE_PARENT, 1, 5);
3240        clk_register_clkdev(clk, "pll_c4_out2", NULL);
3241        clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
3242
3243        /* PLLC4_OUT3 */
3244        clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
3245                        clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3246                        8, 8, 1, NULL);
3247        clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
3248                                clk_base + PLLC4_OUT, 1, 0,
3249                                CLK_SET_RATE_PARENT, 0, NULL);
3250        clk_register_clkdev(clk, "pll_c4_out3", NULL);
3251        clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
3252
3253        /* PLLDP */
3254        clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
3255                                        0, &pll_dp_params, NULL);
3256        clk_register_clkdev(clk, "pll_dp", NULL);
3257        clks[TEGRA210_CLK_PLL_DP] = clk;
3258
3259        /* PLLD2 */
3260        clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
3261                                        0, &pll_d2_params, NULL);
3262        clk_register_clkdev(clk, "pll_d2", NULL);
3263        clks[TEGRA210_CLK_PLL_D2] = clk;
3264
3265        /* PLLD2_OUT0 */
3266        clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
3267                                        CLK_SET_RATE_PARENT, 1, 1);
3268        clk_register_clkdev(clk, "pll_d2_out0", NULL);
3269        clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
3270
3271        /* PLLP_OUT2 */
3272        clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
3273                                        CLK_SET_RATE_PARENT, 1, 2);
3274        clk_register_clkdev(clk, "pll_p_out2", NULL);
3275        clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
3276
3277}
3278
3279/* Tegra210 CPU clock and reset control functions */
3280static void tegra210_wait_cpu_in_reset(u32 cpu)
3281{
3282        unsigned int reg;
3283
3284        do {
3285                reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
3286                cpu_relax();
3287        } while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
3288}
3289
3290static void tegra210_disable_cpu_clock(u32 cpu)
3291{
3292        /* flow controller would take care in the power sequence. */
3293}
3294
3295#ifdef CONFIG_PM_SLEEP
3296static void tegra210_cpu_clock_suspend(void)
3297{
3298        /* switch coresite to clk_m, save off original source */
3299        tegra210_cpu_clk_sctx.clk_csite_src =
3300                                readl(clk_base + CLK_SOURCE_CSITE);
3301        writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
3302}
3303
3304static void tegra210_cpu_clock_resume(void)
3305{
3306        writel(tegra210_cpu_clk_sctx.clk_csite_src,
3307                                clk_base + CLK_SOURCE_CSITE);
3308}
3309#endif
3310
3311static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
3312        .wait_for_reset = tegra210_wait_cpu_in_reset,
3313        .disable_clock  = tegra210_disable_cpu_clock,
3314#ifdef CONFIG_PM_SLEEP
3315        .suspend        = tegra210_cpu_clock_suspend,
3316        .resume         = tegra210_cpu_clock_resume,
3317#endif
3318};
3319
3320static const struct of_device_id pmc_match[] __initconst = {
3321        { .compatible = "nvidia,tegra210-pmc" },
3322        { },
3323};
3324
3325static struct tegra_clk_init_table init_table[] __initdata = {
3326        { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
3327        { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
3328        { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
3329        { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
3330        { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
3331        { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
3332        { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
3333        { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
3334        { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
3335        { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3336        { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3337        { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3338        { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3339        { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3340        { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
3341        { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
3342        { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 0 },
3343        { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
3344        { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
3345        { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
3346        { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
3347        { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3348        { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
3349        { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
3350        { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3351        { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3352        { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
3353        { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3354        { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3355        { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
3356        { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
3357        { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
3358        { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3359        /* TODO find a way to enable this on-demand */
3360        { TEGRA210_CLK_DBGAPB, TEGRA210_CLK_CLK_MAX, 0, 1 },
3361        { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
3362        { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
3363        { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
3364        { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
3365        { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
3366        { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
3367        { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
3368        { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
3369        { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
3370        { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
3371        { TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
3372        { TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
3373        { TEGRA210_CLK_SPDIF_IN_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3374        { TEGRA210_CLK_I2S0_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3375        { TEGRA210_CLK_I2S1_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3376        { TEGRA210_CLK_I2S2_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3377        { TEGRA210_CLK_I2S3_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3378        { TEGRA210_CLK_I2S4_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3379        { TEGRA210_CLK_VIMCLK_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3380        /* This MUST be the last entry. */
3381        { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
3382};
3383
3384/**
3385 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
3386 *
3387 * Program an initial clock rate and enable or disable clocks needed
3388 * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
3389 * called by assigning a pointer to it to tegra_clk_apply_init_table -
3390 * this will be called as an arch_initcall.  No return value.
3391 */
3392static void __init tegra210_clock_apply_init_table(void)
3393{
3394        tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
3395}
3396
3397/**
3398 * tegra210_car_barrier - wait for pending writes to the CAR to complete
3399 *
3400 * Wait for any outstanding writes to the CAR MMIO space from this CPU
3401 * to complete before continuing execution.  No return value.
3402 */
3403static void tegra210_car_barrier(void)
3404{
3405        readl_relaxed(clk_base + RST_DFLL_DVCO);
3406}
3407
3408/**
3409 * tegra210_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
3410 *
3411 * Assert the reset line of the DFLL's DVCO.  No return value.
3412 */
3413static void tegra210_clock_assert_dfll_dvco_reset(void)
3414{
3415        u32 v;
3416
3417        v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3418        v |= (1 << DVFS_DFLL_RESET_SHIFT);
3419        writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3420        tegra210_car_barrier();
3421}
3422
3423/**
3424 * tegra210_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
3425 *
3426 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
3427 * operate.  No return value.
3428 */
3429static void tegra210_clock_deassert_dfll_dvco_reset(void)
3430{
3431        u32 v;
3432
3433        v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3434        v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
3435        writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3436        tegra210_car_barrier();
3437}
3438
3439static int tegra210_reset_assert(unsigned long id)
3440{
3441        if (id == TEGRA210_RST_DFLL_DVCO)
3442                tegra210_clock_assert_dfll_dvco_reset();
3443        else if (id == TEGRA210_RST_ADSP)
3444                writel(GENMASK(26, 21) | BIT(7),
3445                        clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_SET);
3446        else
3447                return -EINVAL;
3448
3449        return 0;
3450}
3451
3452static int tegra210_reset_deassert(unsigned long id)
3453{
3454        if (id == TEGRA210_RST_DFLL_DVCO)
3455                tegra210_clock_deassert_dfll_dvco_reset();
3456        else if (id == TEGRA210_RST_ADSP) {
3457                writel(BIT(21), clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3458                /*
3459                 * Considering adsp cpu clock (min: 12.5MHZ, max: 1GHz)
3460                 * a delay of 5us ensures that it's at least
3461                 * 6 * adsp_cpu_cycle_period long.
3462                 */
3463                udelay(5);
3464                writel(GENMASK(26, 22) | BIT(7),
3465                        clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3466        } else
3467                return -EINVAL;
3468
3469        return 0;
3470}
3471
3472static void tegra210_mbist_clk_init(void)
3473{
3474        unsigned int i, j;
3475
3476        for (i = 0; i < ARRAY_SIZE(tegra210_pg_mbist_war); i++) {
3477                unsigned int num_clks = tegra210_pg_mbist_war[i].num_clks;
3478                struct clk_bulk_data *clk_data;
3479
3480                if (!num_clks)
3481                        continue;
3482
3483                clk_data = kmalloc_array(num_clks, sizeof(*clk_data),
3484                                         GFP_KERNEL);
3485                if (WARN_ON(!clk_data))
3486                        return;
3487
3488                tegra210_pg_mbist_war[i].clks = clk_data;
3489                for (j = 0; j < num_clks; j++) {
3490                        int clk_id = tegra210_pg_mbist_war[i].clk_init_data[j];
3491                        struct clk *clk = clks[clk_id];
3492
3493                        if (WARN(IS_ERR(clk), "clk_id: %d\n", clk_id)) {
3494                                kfree(clk_data);
3495                                tegra210_pg_mbist_war[i].clks = NULL;
3496                                break;
3497                        }
3498                        clk_data[j].clk = clk;
3499                }
3500        }
3501}
3502
3503/**
3504 * tegra210_clock_init - Tegra210-specific clock initialization
3505 * @np: struct device_node * of the DT node for the SoC CAR IP block
3506 *
3507 * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
3508 * to be called by the OF init code when a DT node with the
3509 * "nvidia,tegra210-car" string is encountered, and declared with
3510 * CLK_OF_DECLARE.  No return value.
3511 */
3512static void __init tegra210_clock_init(struct device_node *np)
3513{
3514        struct device_node *node;
3515        u32 value, clk_m_div;
3516
3517        clk_base = of_iomap(np, 0);
3518        if (!clk_base) {
3519                pr_err("ioremap tegra210 CAR failed\n");
3520                return;
3521        }
3522
3523        node = of_find_matching_node(NULL, pmc_match);
3524        if (!node) {
3525                pr_err("Failed to find pmc node\n");
3526                WARN_ON(1);
3527                return;
3528        }
3529
3530        pmc_base = of_iomap(node, 0);
3531        if (!pmc_base) {
3532                pr_err("Can't map pmc registers\n");
3533                WARN_ON(1);
3534                return;
3535        }
3536
3537        ahub_base = ioremap(TEGRA210_AHUB_BASE, SZ_64K);
3538        if (!ahub_base) {
3539                pr_err("ioremap tegra210 APE failed\n");
3540                return;
3541        }
3542
3543        dispa_base = ioremap(TEGRA210_DISPA_BASE, SZ_256K);
3544        if (!dispa_base) {
3545                pr_err("ioremap tegra210 DISPA failed\n");
3546                return;
3547        }
3548
3549        vic_base = ioremap(TEGRA210_VIC_BASE, SZ_256K);
3550        if (!vic_base) {
3551                pr_err("ioremap tegra210 VIC failed\n");
3552                return;
3553        }
3554
3555        clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
3556                              TEGRA210_CAR_BANK_COUNT);
3557        if (!clks)
3558                return;
3559
3560        value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
3561        clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
3562
3563        if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
3564                               ARRAY_SIZE(tegra210_input_freq), clk_m_div,
3565                               &osc_freq, &pll_ref_freq) < 0)
3566                return;
3567
3568        tegra_fixed_clk_init(tegra210_clks);
3569        tegra210_pll_init(clk_base, pmc_base);
3570        tegra210_periph_clk_init(clk_base, pmc_base);
3571        tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
3572                             tegra210_audio_plls,
3573                             ARRAY_SIZE(tegra210_audio_plls), 24576000);
3574        tegra_pmc_clk_init(pmc_base, tegra210_clks);
3575
3576        /* For Tegra210, PLLD is the only source for DSIA & DSIB */
3577        value = clk_readl(clk_base + PLLD_BASE);
3578        value &= ~BIT(25);
3579        clk_writel(value, clk_base + PLLD_BASE);
3580
3581        tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
3582
3583        tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
3584                                  &pll_x_params);
3585        tegra_init_special_resets(2, tegra210_reset_assert,
3586                                  tegra210_reset_deassert);
3587
3588        tegra_add_of_provider(np, of_clk_src_onecell_get);
3589        tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
3590
3591        tegra210_mbist_clk_init();
3592
3593        tegra_cpu_car_ops = &tegra210_cpu_car_ops;
3594}
3595CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
3596