linux/drivers/clk/tegra/clk-tegra210.c
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   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Copyright (c) 2012-2014 NVIDIA CORPORATION.  All rights reserved.
   4 */
   5
   6#include <linux/io.h>
   7#include <linux/clk.h>
   8#include <linux/clk-provider.h>
   9#include <linux/clkdev.h>
  10#include <linux/of.h>
  11#include <linux/of_address.h>
  12#include <linux/delay.h>
  13#include <linux/export.h>
  14#include <linux/mutex.h>
  15#include <linux/clk/tegra.h>
  16#include <dt-bindings/clock/tegra210-car.h>
  17#include <dt-bindings/reset/tegra210-car.h>
  18#include <linux/iopoll.h>
  19#include <linux/sizes.h>
  20#include <soc/tegra/pmc.h>
  21
  22#include "clk.h"
  23#include "clk-id.h"
  24
  25/*
  26 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
  27 * banks present in the Tegra210 CAR IP block.  The banks are
  28 * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
  29 * periph_regs[] in drivers/clk/tegra/clk.c
  30 */
  31#define TEGRA210_CAR_BANK_COUNT                 7
  32
  33#define CLK_SOURCE_CSITE 0x1d4
  34#define CLK_SOURCE_EMC 0x19c
  35#define CLK_SOURCE_SOR1 0x410
  36#define CLK_SOURCE_LA 0x1f8
  37#define CLK_SOURCE_SDMMC2 0x154
  38#define CLK_SOURCE_SDMMC4 0x164
  39
  40#define PLLC_BASE 0x80
  41#define PLLC_OUT 0x84
  42#define PLLC_MISC0 0x88
  43#define PLLC_MISC1 0x8c
  44#define PLLC_MISC2 0x5d0
  45#define PLLC_MISC3 0x5d4
  46
  47#define PLLC2_BASE 0x4e8
  48#define PLLC2_MISC0 0x4ec
  49#define PLLC2_MISC1 0x4f0
  50#define PLLC2_MISC2 0x4f4
  51#define PLLC2_MISC3 0x4f8
  52
  53#define PLLC3_BASE 0x4fc
  54#define PLLC3_MISC0 0x500
  55#define PLLC3_MISC1 0x504
  56#define PLLC3_MISC2 0x508
  57#define PLLC3_MISC3 0x50c
  58
  59#define PLLM_BASE 0x90
  60#define PLLM_MISC1 0x98
  61#define PLLM_MISC2 0x9c
  62#define PLLP_BASE 0xa0
  63#define PLLP_MISC0 0xac
  64#define PLLP_MISC1 0x680
  65#define PLLA_BASE 0xb0
  66#define PLLA_MISC0 0xbc
  67#define PLLA_MISC1 0xb8
  68#define PLLA_MISC2 0x5d8
  69#define PLLD_BASE 0xd0
  70#define PLLD_MISC0 0xdc
  71#define PLLD_MISC1 0xd8
  72#define PLLU_BASE 0xc0
  73#define PLLU_OUTA 0xc4
  74#define PLLU_MISC0 0xcc
  75#define PLLU_MISC1 0xc8
  76#define PLLX_BASE 0xe0
  77#define PLLX_MISC0 0xe4
  78#define PLLX_MISC1 0x510
  79#define PLLX_MISC2 0x514
  80#define PLLX_MISC3 0x518
  81#define PLLX_MISC4 0x5f0
  82#define PLLX_MISC5 0x5f4
  83#define PLLE_BASE 0xe8
  84#define PLLE_MISC0 0xec
  85#define PLLD2_BASE 0x4b8
  86#define PLLD2_MISC0 0x4bc
  87#define PLLD2_MISC1 0x570
  88#define PLLD2_MISC2 0x574
  89#define PLLD2_MISC3 0x578
  90#define PLLE_AUX 0x48c
  91#define PLLRE_BASE 0x4c4
  92#define PLLRE_MISC0 0x4c8
  93#define PLLRE_OUT1 0x4cc
  94#define PLLDP_BASE 0x590
  95#define PLLDP_MISC 0x594
  96
  97#define PLLC4_BASE 0x5a4
  98#define PLLC4_MISC0 0x5a8
  99#define PLLC4_OUT 0x5e4
 100#define PLLMB_BASE 0x5e8
 101#define PLLMB_MISC1 0x5ec
 102#define PLLA1_BASE 0x6a4
 103#define PLLA1_MISC0 0x6a8
 104#define PLLA1_MISC1 0x6ac
 105#define PLLA1_MISC2 0x6b0
 106#define PLLA1_MISC3 0x6b4
 107
 108#define PLLU_IDDQ_BIT 31
 109#define PLLCX_IDDQ_BIT 27
 110#define PLLRE_IDDQ_BIT 24
 111#define PLLA_IDDQ_BIT 25
 112#define PLLD_IDDQ_BIT 20
 113#define PLLSS_IDDQ_BIT 18
 114#define PLLM_IDDQ_BIT 5
 115#define PLLMB_IDDQ_BIT 17
 116#define PLLXP_IDDQ_BIT 3
 117
 118#define PLLCX_RESET_BIT 30
 119
 120#define PLL_BASE_LOCK BIT(27)
 121#define PLLCX_BASE_LOCK BIT(26)
 122#define PLLE_MISC_LOCK BIT(11)
 123#define PLLRE_MISC_LOCK BIT(27)
 124
 125#define PLL_MISC_LOCK_ENABLE 18
 126#define PLLC_MISC_LOCK_ENABLE 24
 127#define PLLDU_MISC_LOCK_ENABLE 22
 128#define PLLU_MISC_LOCK_ENABLE 29
 129#define PLLE_MISC_LOCK_ENABLE 9
 130#define PLLRE_MISC_LOCK_ENABLE 30
 131#define PLLSS_MISC_LOCK_ENABLE 30
 132#define PLLP_MISC_LOCK_ENABLE 18
 133#define PLLM_MISC_LOCK_ENABLE 4
 134#define PLLMB_MISC_LOCK_ENABLE 16
 135#define PLLA_MISC_LOCK_ENABLE 28
 136#define PLLU_MISC_LOCK_ENABLE 29
 137#define PLLD_MISC_LOCK_ENABLE 18
 138
 139#define PLLA_SDM_DIN_MASK 0xffff
 140#define PLLA_SDM_EN_MASK BIT(26)
 141
 142#define PLLD_SDM_EN_MASK BIT(16)
 143
 144#define PLLD2_SDM_EN_MASK BIT(31)
 145#define PLLD2_SSC_EN_MASK 0
 146
 147#define PLLDP_SS_CFG    0x598
 148#define PLLDP_SDM_EN_MASK BIT(31)
 149#define PLLDP_SSC_EN_MASK BIT(30)
 150#define PLLDP_SS_CTRL1  0x59c
 151#define PLLDP_SS_CTRL2  0x5a0
 152
 153#define PMC_PLLM_WB0_OVERRIDE 0x1dc
 154#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
 155
 156#define UTMIP_PLL_CFG2 0x488
 157#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
 158#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
 159#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
 160#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
 161#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
 162#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
 163#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
 164#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
 165#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
 166#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
 167
 168#define UTMIP_PLL_CFG1 0x484
 169#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
 170#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
 171#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
 172#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
 173#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
 174#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
 175#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
 176
 177#define SATA_PLL_CFG0                           0x490
 178#define SATA_PLL_CFG0_PADPLL_RESET_SWCTL        BIT(0)
 179#define SATA_PLL_CFG0_PADPLL_USE_LOCKDET        BIT(2)
 180#define SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL         BIT(4)
 181#define SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE        BIT(5)
 182#define SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE      BIT(6)
 183#define SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE    BIT(7)
 184
 185#define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ         BIT(13)
 186#define SATA_PLL_CFG0_SEQ_ENABLE                BIT(24)
 187
 188#define XUSBIO_PLL_CFG0                         0x51c
 189#define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL      BIT(0)
 190#define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL        BIT(2)
 191#define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET      BIT(6)
 192#define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ       BIT(13)
 193#define XUSBIO_PLL_CFG0_SEQ_ENABLE              BIT(24)
 194
 195#define UTMIPLL_HW_PWRDN_CFG0                   0x52c
 196#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK      BIT(31)
 197#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE   BIT(25)
 198#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE        BIT(24)
 199#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE   BIT(7)
 200#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET       BIT(6)
 201#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE     BIT(5)
 202#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL      BIT(4)
 203#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL  BIT(2)
 204#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE     BIT(1)
 205#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL        BIT(0)
 206
 207#define PLLU_HW_PWRDN_CFG0                      0x530
 208#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE      BIT(28)
 209#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE           BIT(24)
 210#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT    BIT(7)
 211#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET          BIT(6)
 212#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL     BIT(2)
 213#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL     BIT(0)
 214
 215#define XUSB_PLL_CFG0                           0x534
 216#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY          0x3ff
 217#define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK        (0x3ff << 14)
 218
 219#define SPARE_REG0 0x55c
 220#define CLK_M_DIVISOR_SHIFT 2
 221#define CLK_M_DIVISOR_MASK 0x3
 222
 223#define RST_DFLL_DVCO 0x2f4
 224#define DVFS_DFLL_RESET_SHIFT 0
 225
 226#define CLK_RST_CONTROLLER_RST_DEV_Y_SET 0x2a8
 227#define CLK_RST_CONTROLLER_RST_DEV_Y_CLR 0x2ac
 228
 229#define LVL2_CLK_GATE_OVRA 0xf8
 230#define LVL2_CLK_GATE_OVRC 0x3a0
 231#define LVL2_CLK_GATE_OVRD 0x3a4
 232#define LVL2_CLK_GATE_OVRE 0x554
 233
 234/* I2S registers to handle during APE MBIST WAR */
 235#define TEGRA210_I2S_BASE  0x1000
 236#define TEGRA210_I2S_SIZE  0x100
 237#define TEGRA210_I2S_CTRLS 5
 238#define TEGRA210_I2S_CG    0x88
 239#define TEGRA210_I2S_CTRL  0xa0
 240
 241/* DISPA registers to handle during MBIST WAR */
 242#define DC_CMD_DISPLAY_COMMAND 0xc8
 243#define DC_COM_DSC_TOP_CTL 0xcf8
 244
 245/* VIC register to handle during MBIST WAR */
 246#define NV_PVIC_THI_SLCG_OVERRIDE_LOW 0x8c
 247
 248/* APE, DISPA and VIC base addesses needed for MBIST WAR */
 249#define TEGRA210_AHUB_BASE  0x702d0000
 250#define TEGRA210_DISPA_BASE 0x54200000
 251#define TEGRA210_VIC_BASE  0x54340000
 252
 253/*
 254 * SDM fractional divisor is 16-bit 2's complement signed number within
 255 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
 256 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
 257 * indicate that SDM is disabled.
 258 *
 259 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
 260 */
 261#define PLL_SDM_COEFF BIT(13)
 262#define sdin_din_to_data(din)   ((u16)((din) ? : 0xFFFFU))
 263#define sdin_data_to_din(dat)   (((dat) == 0xFFFFU) ? 0 : (s16)dat)
 264/* This macro returns ndiv effective scaled to SDM range */
 265#define sdin_get_n_eff(cfg)     ((cfg)->n * PLL_SDM_COEFF + ((cfg)->sdm_data ? \
 266                (PLL_SDM_COEFF/2 + sdin_data_to_din((cfg)->sdm_data)) : 0))
 267
 268/* Tegra CPU clock and reset control regs */
 269#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS     0x470
 270
 271#ifdef CONFIG_PM_SLEEP
 272static struct cpu_clk_suspend_context {
 273        u32 clk_csite_src;
 274} tegra210_cpu_clk_sctx;
 275#endif
 276
 277struct tegra210_domain_mbist_war {
 278        void (*handle_lvl2_ovr)(struct tegra210_domain_mbist_war *mbist);
 279        const u32 lvl2_offset;
 280        const u32 lvl2_mask;
 281        const unsigned int num_clks;
 282        const unsigned int *clk_init_data;
 283        struct clk_bulk_data *clks;
 284};
 285
 286static struct clk **clks;
 287
 288static void __iomem *clk_base;
 289static void __iomem *pmc_base;
 290static void __iomem *ahub_base;
 291static void __iomem *dispa_base;
 292static void __iomem *vic_base;
 293
 294static unsigned long osc_freq;
 295static unsigned long pll_ref_freq;
 296
 297static DEFINE_SPINLOCK(pll_d_lock);
 298static DEFINE_SPINLOCK(pll_e_lock);
 299static DEFINE_SPINLOCK(pll_re_lock);
 300static DEFINE_SPINLOCK(pll_u_lock);
 301static DEFINE_SPINLOCK(sor1_lock);
 302static DEFINE_SPINLOCK(emc_lock);
 303static DEFINE_MUTEX(lvl2_ovr_lock);
 304
 305/* possible OSC frequencies in Hz */
 306static unsigned long tegra210_input_freq[] = {
 307        [5] = 38400000,
 308        [8] = 12000000,
 309};
 310
 311static const char *mux_pllmcp_clkm[] = {
 312        "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
 313        "pll_p",
 314};
 315#define mux_pllmcp_clkm_idx NULL
 316
 317#define PLL_ENABLE                      (1 << 30)
 318
 319#define PLLCX_MISC1_IDDQ                (1 << 27)
 320#define PLLCX_MISC0_RESET               (1 << 30)
 321
 322#define PLLCX_MISC0_DEFAULT_VALUE       0x40080000
 323#define PLLCX_MISC0_WRITE_MASK          0x400ffffb
 324#define PLLCX_MISC1_DEFAULT_VALUE       0x08000000
 325#define PLLCX_MISC1_WRITE_MASK          0x08003cff
 326#define PLLCX_MISC2_DEFAULT_VALUE       0x1f720f05
 327#define PLLCX_MISC2_WRITE_MASK          0xffffff17
 328#define PLLCX_MISC3_DEFAULT_VALUE       0x000000c4
 329#define PLLCX_MISC3_WRITE_MASK          0x00ffffff
 330
 331/* PLLA */
 332#define PLLA_BASE_IDDQ                  (1 << 25)
 333#define PLLA_BASE_LOCK                  (1 << 27)
 334
 335#define PLLA_MISC0_LOCK_ENABLE          (1 << 28)
 336#define PLLA_MISC0_LOCK_OVERRIDE        (1 << 27)
 337
 338#define PLLA_MISC2_EN_SDM               (1 << 26)
 339#define PLLA_MISC2_EN_DYNRAMP           (1 << 25)
 340
 341#define PLLA_MISC0_DEFAULT_VALUE        0x12000020
 342#define PLLA_MISC0_WRITE_MASK           0x7fffffff
 343#define PLLA_MISC2_DEFAULT_VALUE        0x0
 344#define PLLA_MISC2_WRITE_MASK           0x06ffffff
 345
 346/* PLLD */
 347#define PLLD_BASE_CSI_CLKSOURCE         (1 << 23)
 348
 349#define PLLD_MISC0_EN_SDM               (1 << 16)
 350#define PLLD_MISC0_LOCK_OVERRIDE        (1 << 17)
 351#define PLLD_MISC0_LOCK_ENABLE          (1 << 18)
 352#define PLLD_MISC0_IDDQ                 (1 << 20)
 353#define PLLD_MISC0_DSI_CLKENABLE        (1 << 21)
 354
 355#define PLLD_MISC0_DEFAULT_VALUE        0x00140000
 356#define PLLD_MISC0_WRITE_MASK           0x3ff7ffff
 357#define PLLD_MISC1_DEFAULT_VALUE        0x20
 358#define PLLD_MISC1_WRITE_MASK           0x00ffffff
 359
 360/* PLLD2 and PLLDP  and PLLC4 */
 361#define PLLDSS_BASE_LOCK                (1 << 27)
 362#define PLLDSS_BASE_LOCK_OVERRIDE       (1 << 24)
 363#define PLLDSS_BASE_IDDQ                (1 << 18)
 364#define PLLDSS_BASE_REF_SEL_SHIFT       25
 365#define PLLDSS_BASE_REF_SEL_MASK        (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
 366
 367#define PLLDSS_MISC0_LOCK_ENABLE        (1 << 30)
 368
 369#define PLLDSS_MISC1_CFG_EN_SDM         (1 << 31)
 370#define PLLDSS_MISC1_CFG_EN_SSC         (1 << 30)
 371
 372#define PLLD2_MISC0_DEFAULT_VALUE       0x40000020
 373#define PLLD2_MISC1_CFG_DEFAULT_VALUE   0x10000000
 374#define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
 375#define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0
 376
 377#define PLLDP_MISC0_DEFAULT_VALUE       0x40000020
 378#define PLLDP_MISC1_CFG_DEFAULT_VALUE   0xc0000000
 379#define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
 380#define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400
 381
 382#define PLLDSS_MISC0_WRITE_MASK         0x47ffffff
 383#define PLLDSS_MISC1_CFG_WRITE_MASK     0xf8000000
 384#define PLLDSS_MISC2_CTRL1_WRITE_MASK   0xffffffff
 385#define PLLDSS_MISC3_CTRL2_WRITE_MASK   0xffffffff
 386
 387#define PLLC4_MISC0_DEFAULT_VALUE       0x40000000
 388
 389/* PLLRE */
 390#define PLLRE_MISC0_LOCK_ENABLE         (1 << 30)
 391#define PLLRE_MISC0_LOCK_OVERRIDE       (1 << 29)
 392#define PLLRE_MISC0_LOCK                (1 << 27)
 393#define PLLRE_MISC0_IDDQ                (1 << 24)
 394
 395#define PLLRE_BASE_DEFAULT_VALUE        0x0
 396#define PLLRE_MISC0_DEFAULT_VALUE       0x41000000
 397
 398#define PLLRE_BASE_DEFAULT_MASK         0x1c000000
 399#define PLLRE_MISC0_WRITE_MASK          0x67ffffff
 400
 401/* PLLX */
 402#define PLLX_USE_DYN_RAMP               1
 403#define PLLX_BASE_LOCK                  (1 << 27)
 404
 405#define PLLX_MISC0_FO_G_DISABLE         (0x1 << 28)
 406#define PLLX_MISC0_LOCK_ENABLE          (0x1 << 18)
 407
 408#define PLLX_MISC2_DYNRAMP_STEPB_SHIFT  24
 409#define PLLX_MISC2_DYNRAMP_STEPB_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
 410#define PLLX_MISC2_DYNRAMP_STEPA_SHIFT  16
 411#define PLLX_MISC2_DYNRAMP_STEPA_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
 412#define PLLX_MISC2_NDIV_NEW_SHIFT       8
 413#define PLLX_MISC2_NDIV_NEW_MASK        (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
 414#define PLLX_MISC2_LOCK_OVERRIDE        (0x1 << 4)
 415#define PLLX_MISC2_DYNRAMP_DONE         (0x1 << 2)
 416#define PLLX_MISC2_EN_DYNRAMP           (0x1 << 0)
 417
 418#define PLLX_MISC3_IDDQ                 (0x1 << 3)
 419
 420#define PLLX_MISC0_DEFAULT_VALUE        PLLX_MISC0_LOCK_ENABLE
 421#define PLLX_MISC0_WRITE_MASK           0x10c40000
 422#define PLLX_MISC1_DEFAULT_VALUE        0x20
 423#define PLLX_MISC1_WRITE_MASK           0x00ffffff
 424#define PLLX_MISC2_DEFAULT_VALUE        0x0
 425#define PLLX_MISC2_WRITE_MASK           0xffffff11
 426#define PLLX_MISC3_DEFAULT_VALUE        PLLX_MISC3_IDDQ
 427#define PLLX_MISC3_WRITE_MASK           0x01ff0f0f
 428#define PLLX_MISC4_DEFAULT_VALUE        0x0
 429#define PLLX_MISC4_WRITE_MASK           0x8000ffff
 430#define PLLX_MISC5_DEFAULT_VALUE        0x0
 431#define PLLX_MISC5_WRITE_MASK           0x0000ffff
 432
 433#define PLLX_HW_CTRL_CFG                0x548
 434#define PLLX_HW_CTRL_CFG_SWCTRL         (0x1 << 0)
 435
 436/* PLLMB */
 437#define PLLMB_BASE_LOCK                 (1 << 27)
 438
 439#define PLLMB_MISC1_LOCK_OVERRIDE       (1 << 18)
 440#define PLLMB_MISC1_IDDQ                (1 << 17)
 441#define PLLMB_MISC1_LOCK_ENABLE         (1 << 16)
 442
 443#define PLLMB_MISC1_DEFAULT_VALUE       0x00030000
 444#define PLLMB_MISC1_WRITE_MASK          0x0007ffff
 445
 446/* PLLP */
 447#define PLLP_BASE_OVERRIDE              (1 << 28)
 448#define PLLP_BASE_LOCK                  (1 << 27)
 449
 450#define PLLP_MISC0_LOCK_ENABLE          (1 << 18)
 451#define PLLP_MISC0_LOCK_OVERRIDE        (1 << 17)
 452#define PLLP_MISC0_IDDQ                 (1 << 3)
 453
 454#define PLLP_MISC1_HSIO_EN_SHIFT        29
 455#define PLLP_MISC1_HSIO_EN              (1 << PLLP_MISC1_HSIO_EN_SHIFT)
 456#define PLLP_MISC1_XUSB_EN_SHIFT        28
 457#define PLLP_MISC1_XUSB_EN              (1 << PLLP_MISC1_XUSB_EN_SHIFT)
 458
 459#define PLLP_MISC0_DEFAULT_VALUE        0x00040008
 460#define PLLP_MISC1_DEFAULT_VALUE        0x0
 461
 462#define PLLP_MISC0_WRITE_MASK           0xdc6000f
 463#define PLLP_MISC1_WRITE_MASK           0x70ffffff
 464
 465/* PLLU */
 466#define PLLU_BASE_LOCK                  (1 << 27)
 467#define PLLU_BASE_OVERRIDE              (1 << 24)
 468#define PLLU_BASE_CLKENABLE_USB         (1 << 21)
 469#define PLLU_BASE_CLKENABLE_HSIC        (1 << 22)
 470#define PLLU_BASE_CLKENABLE_ICUSB       (1 << 23)
 471#define PLLU_BASE_CLKENABLE_48M         (1 << 25)
 472#define PLLU_BASE_CLKENABLE_ALL         (PLLU_BASE_CLKENABLE_USB |\
 473                                         PLLU_BASE_CLKENABLE_HSIC |\
 474                                         PLLU_BASE_CLKENABLE_ICUSB |\
 475                                         PLLU_BASE_CLKENABLE_48M)
 476
 477#define PLLU_MISC0_IDDQ                 (1 << 31)
 478#define PLLU_MISC0_LOCK_ENABLE          (1 << 29)
 479#define PLLU_MISC1_LOCK_OVERRIDE        (1 << 0)
 480
 481#define PLLU_MISC0_DEFAULT_VALUE        0xa0000000
 482#define PLLU_MISC1_DEFAULT_VALUE        0x0
 483
 484#define PLLU_MISC0_WRITE_MASK           0xbfffffff
 485#define PLLU_MISC1_WRITE_MASK           0x00000007
 486
 487void tegra210_xusb_pll_hw_control_enable(void)
 488{
 489        u32 val;
 490
 491        val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
 492        val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
 493                 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
 494        val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
 495               XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
 496        writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
 497}
 498EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
 499
 500void tegra210_xusb_pll_hw_sequence_start(void)
 501{
 502        u32 val;
 503
 504        val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
 505        val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
 506        writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
 507}
 508EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
 509
 510void tegra210_sata_pll_hw_control_enable(void)
 511{
 512        u32 val;
 513
 514        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 515        val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
 516        val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
 517               SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
 518        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 519}
 520EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
 521
 522void tegra210_sata_pll_hw_sequence_start(void)
 523{
 524        u32 val;
 525
 526        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 527        val |= SATA_PLL_CFG0_SEQ_ENABLE;
 528        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 529}
 530EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
 531
 532void tegra210_set_sata_pll_seq_sw(bool state)
 533{
 534        u32 val;
 535
 536        val = readl_relaxed(clk_base + SATA_PLL_CFG0);
 537        if (state) {
 538                val |= SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
 539                val |= SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
 540                val |= SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
 541                val |= SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
 542        } else {
 543                val &= ~SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
 544                val &= ~SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
 545                val &= ~SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
 546                val &= ~SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
 547        }
 548        writel_relaxed(val, clk_base + SATA_PLL_CFG0);
 549}
 550EXPORT_SYMBOL_GPL(tegra210_set_sata_pll_seq_sw);
 551
 552static void tegra210_generic_mbist_war(struct tegra210_domain_mbist_war *mbist)
 553{
 554        u32 val;
 555
 556        val = readl_relaxed(clk_base + mbist->lvl2_offset);
 557        writel_relaxed(val | mbist->lvl2_mask, clk_base + mbist->lvl2_offset);
 558        fence_udelay(1, clk_base);
 559        writel_relaxed(val, clk_base + mbist->lvl2_offset);
 560        fence_udelay(1, clk_base);
 561}
 562
 563static void tegra210_venc_mbist_war(struct tegra210_domain_mbist_war *mbist)
 564{
 565        u32 csi_src, ovra, ovre;
 566        unsigned long flags = 0;
 567
 568        spin_lock_irqsave(&pll_d_lock, flags);
 569
 570        csi_src = readl_relaxed(clk_base + PLLD_BASE);
 571        writel_relaxed(csi_src | PLLD_BASE_CSI_CLKSOURCE, clk_base + PLLD_BASE);
 572        fence_udelay(1, clk_base);
 573
 574        ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
 575        writel_relaxed(ovra | BIT(15), clk_base + LVL2_CLK_GATE_OVRA);
 576        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 577        writel_relaxed(ovre | BIT(3), clk_base + LVL2_CLK_GATE_OVRE);
 578        fence_udelay(1, clk_base);
 579
 580        writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
 581        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 582        writel_relaxed(csi_src, clk_base + PLLD_BASE);
 583        fence_udelay(1, clk_base);
 584
 585        spin_unlock_irqrestore(&pll_d_lock, flags);
 586}
 587
 588static void tegra210_disp_mbist_war(struct tegra210_domain_mbist_war *mbist)
 589{
 590        u32 ovra, dsc_top_ctrl;
 591
 592        ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
 593        writel_relaxed(ovra | BIT(1), clk_base + LVL2_CLK_GATE_OVRA);
 594        fence_udelay(1, clk_base);
 595
 596        dsc_top_ctrl = readl_relaxed(dispa_base + DC_COM_DSC_TOP_CTL);
 597        writel_relaxed(dsc_top_ctrl | BIT(2), dispa_base + DC_COM_DSC_TOP_CTL);
 598        readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
 599        writel_relaxed(dsc_top_ctrl, dispa_base + DC_COM_DSC_TOP_CTL);
 600        readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
 601
 602        writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
 603        fence_udelay(1, clk_base);
 604}
 605
 606static void tegra210_vic_mbist_war(struct tegra210_domain_mbist_war *mbist)
 607{
 608        u32 ovre, val;
 609
 610        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 611        writel_relaxed(ovre | BIT(5), clk_base + LVL2_CLK_GATE_OVRE);
 612        fence_udelay(1, clk_base);
 613
 614        val = readl_relaxed(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 615        writel_relaxed(val | BIT(0) | GENMASK(7, 2) | BIT(24),
 616                        vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 617        fence_udelay(1, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 618
 619        writel_relaxed(val, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 620        readl(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
 621
 622        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 623        fence_udelay(1, clk_base);
 624}
 625
 626static void tegra210_ape_mbist_war(struct tegra210_domain_mbist_war *mbist)
 627{
 628        void __iomem *i2s_base;
 629        unsigned int i;
 630        u32 ovrc, ovre;
 631
 632        ovrc = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRC);
 633        ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
 634        writel_relaxed(ovrc | BIT(1), clk_base + LVL2_CLK_GATE_OVRC);
 635        writel_relaxed(ovre | BIT(10) | BIT(11),
 636                        clk_base + LVL2_CLK_GATE_OVRE);
 637        fence_udelay(1, clk_base);
 638
 639        i2s_base = ahub_base + TEGRA210_I2S_BASE;
 640
 641        for (i = 0; i < TEGRA210_I2S_CTRLS; i++) {
 642                u32 i2s_ctrl;
 643
 644                i2s_ctrl = readl_relaxed(i2s_base + TEGRA210_I2S_CTRL);
 645                writel_relaxed(i2s_ctrl | BIT(10),
 646                                i2s_base + TEGRA210_I2S_CTRL);
 647                writel_relaxed(0, i2s_base + TEGRA210_I2S_CG);
 648                readl(i2s_base + TEGRA210_I2S_CG);
 649                writel_relaxed(1, i2s_base + TEGRA210_I2S_CG);
 650                writel_relaxed(i2s_ctrl, i2s_base + TEGRA210_I2S_CTRL);
 651                readl(i2s_base + TEGRA210_I2S_CTRL);
 652
 653                i2s_base += TEGRA210_I2S_SIZE;
 654        }
 655
 656        writel_relaxed(ovrc, clk_base + LVL2_CLK_GATE_OVRC);
 657        writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
 658        fence_udelay(1, clk_base);
 659}
 660
 661static inline void _pll_misc_chk_default(void __iomem *base,
 662                                        struct tegra_clk_pll_params *params,
 663                                        u8 misc_num, u32 default_val, u32 mask)
 664{
 665        u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
 666
 667        boot_val &= mask;
 668        default_val &= mask;
 669        if (boot_val != default_val) {
 670                pr_warn("boot misc%d 0x%x: expected 0x%x\n",
 671                        misc_num, boot_val, default_val);
 672                pr_warn(" (comparison mask = 0x%x)\n", mask);
 673                params->defaults_set = false;
 674        }
 675}
 676
 677/*
 678 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
 679 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
 680 * that changes NDIV only, while PLL is already locked.
 681 */
 682static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
 683{
 684        u32 default_val;
 685
 686        default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
 687        _pll_misc_chk_default(clk_base, params, 0, default_val,
 688                        PLLCX_MISC0_WRITE_MASK);
 689
 690        default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
 691        _pll_misc_chk_default(clk_base, params, 1, default_val,
 692                        PLLCX_MISC1_WRITE_MASK);
 693
 694        default_val = PLLCX_MISC2_DEFAULT_VALUE;
 695        _pll_misc_chk_default(clk_base, params, 2, default_val,
 696                        PLLCX_MISC2_WRITE_MASK);
 697
 698        default_val = PLLCX_MISC3_DEFAULT_VALUE;
 699        _pll_misc_chk_default(clk_base, params, 3, default_val,
 700                        PLLCX_MISC3_WRITE_MASK);
 701}
 702
 703static void tegra210_pllcx_set_defaults(const char *name,
 704                                        struct tegra_clk_pll *pllcx)
 705{
 706        pllcx->params->defaults_set = true;
 707
 708        if (readl_relaxed(clk_base + pllcx->params->base_reg) & PLL_ENABLE) {
 709                /* PLL is ON: only check if defaults already set */
 710                pllcx_check_defaults(pllcx->params);
 711                if (!pllcx->params->defaults_set)
 712                        pr_warn("%s already enabled. Postponing set full defaults\n",
 713                                name);
 714                return;
 715        }
 716
 717        /* Defaults assert PLL reset, and set IDDQ */
 718        writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
 719                        clk_base + pllcx->params->ext_misc_reg[0]);
 720        writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
 721                        clk_base + pllcx->params->ext_misc_reg[1]);
 722        writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
 723                        clk_base + pllcx->params->ext_misc_reg[2]);
 724        writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
 725                        clk_base + pllcx->params->ext_misc_reg[3]);
 726        udelay(1);
 727}
 728
 729static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
 730{
 731        tegra210_pllcx_set_defaults("PLL_C", pllcx);
 732}
 733
 734static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
 735{
 736        tegra210_pllcx_set_defaults("PLL_C2", pllcx);
 737}
 738
 739static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
 740{
 741        tegra210_pllcx_set_defaults("PLL_C3", pllcx);
 742}
 743
 744static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
 745{
 746        tegra210_pllcx_set_defaults("PLL_A1", pllcx);
 747}
 748
 749/*
 750 * PLLA
 751 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
 752 * Fractional SDM is allowed to provide exact audio rates.
 753 */
 754static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
 755{
 756        u32 mask;
 757        u32 val = readl_relaxed(clk_base + plla->params->base_reg);
 758
 759        plla->params->defaults_set = true;
 760
 761        if (val & PLL_ENABLE) {
 762                /*
 763                 * PLL is ON: check if defaults already set, then set those
 764                 * that can be updated in flight.
 765                 */
 766                if (val & PLLA_BASE_IDDQ) {
 767                        pr_warn("PLL_A boot enabled with IDDQ set\n");
 768                        plla->params->defaults_set = false;
 769                }
 770
 771                pr_warn("PLL_A already enabled. Postponing set full defaults\n");
 772
 773                val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
 774                mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
 775                _pll_misc_chk_default(clk_base, plla->params, 0, val,
 776                                ~mask & PLLA_MISC0_WRITE_MASK);
 777
 778                val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
 779                _pll_misc_chk_default(clk_base, plla->params, 2, val,
 780                                PLLA_MISC2_EN_DYNRAMP);
 781
 782                /* Enable lock detect */
 783                val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
 784                val &= ~mask;
 785                val |= PLLA_MISC0_DEFAULT_VALUE & mask;
 786                writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
 787                udelay(1);
 788
 789                return;
 790        }
 791
 792        /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
 793        val |= PLLA_BASE_IDDQ;
 794        writel_relaxed(val, clk_base + plla->params->base_reg);
 795        writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
 796                        clk_base + plla->params->ext_misc_reg[0]);
 797        writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
 798                        clk_base + plla->params->ext_misc_reg[2]);
 799        udelay(1);
 800}
 801
 802/*
 803 * PLLD
 804 * PLL with fractional SDM.
 805 */
 806static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
 807{
 808        u32 val;
 809        u32 mask = 0xffff;
 810
 811        plld->params->defaults_set = true;
 812
 813        if (readl_relaxed(clk_base + plld->params->base_reg) &
 814                        PLL_ENABLE) {
 815
 816                /*
 817                 * PLL is ON: check if defaults already set, then set those
 818                 * that can be updated in flight.
 819                 */
 820                val = PLLD_MISC1_DEFAULT_VALUE;
 821                _pll_misc_chk_default(clk_base, plld->params, 1,
 822                                val, PLLD_MISC1_WRITE_MASK);
 823
 824                /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
 825                val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
 826                mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
 827                        PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
 828                _pll_misc_chk_default(clk_base, plld->params, 0, val,
 829                                ~mask & PLLD_MISC0_WRITE_MASK);
 830
 831                if (!plld->params->defaults_set)
 832                        pr_warn("PLL_D already enabled. Postponing set full defaults\n");
 833
 834                /* Enable lock detect */
 835                mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
 836                val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
 837                val &= ~mask;
 838                val |= PLLD_MISC0_DEFAULT_VALUE & mask;
 839                writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
 840                udelay(1);
 841
 842                return;
 843        }
 844
 845        val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
 846        val &= PLLD_MISC0_DSI_CLKENABLE;
 847        val |= PLLD_MISC0_DEFAULT_VALUE;
 848        /* set IDDQ, enable lock detect, disable SDM */
 849        writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
 850        writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
 851                        plld->params->ext_misc_reg[1]);
 852        udelay(1);
 853}
 854
 855/*
 856 * PLLD2, PLLDP
 857 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
 858 */
 859static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
 860                u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
 861{
 862        u32 default_val;
 863        u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
 864
 865        plldss->params->defaults_set = true;
 866
 867        if (val & PLL_ENABLE) {
 868
 869                /*
 870                 * PLL is ON: check if defaults already set, then set those
 871                 * that can be updated in flight.
 872                 */
 873                if (val & PLLDSS_BASE_IDDQ) {
 874                        pr_warn("plldss boot enabled with IDDQ set\n");
 875                        plldss->params->defaults_set = false;
 876                }
 877
 878                /* ignore lock enable */
 879                default_val = misc0_val;
 880                _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
 881                                     PLLDSS_MISC0_WRITE_MASK &
 882                                     (~PLLDSS_MISC0_LOCK_ENABLE));
 883
 884                /*
 885                 * If SSC is used, check all settings, otherwise just confirm
 886                 * that SSC is not used on boot as well. Do nothing when using
 887                 * this function for PLLC4 that has only MISC0.
 888                 */
 889                if (plldss->params->ssc_ctrl_en_mask) {
 890                        default_val = misc1_val;
 891                        _pll_misc_chk_default(clk_base, plldss->params, 1,
 892                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
 893                        default_val = misc2_val;
 894                        _pll_misc_chk_default(clk_base, plldss->params, 2,
 895                                default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
 896                        default_val = misc3_val;
 897                        _pll_misc_chk_default(clk_base, plldss->params, 3,
 898                                default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
 899                } else if (plldss->params->ext_misc_reg[1]) {
 900                        default_val = misc1_val;
 901                        _pll_misc_chk_default(clk_base, plldss->params, 1,
 902                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
 903                                (~PLLDSS_MISC1_CFG_EN_SDM));
 904                }
 905
 906                if (!plldss->params->defaults_set)
 907                        pr_warn("%s already enabled. Postponing set full defaults\n",
 908                                 pll_name);
 909
 910                /* Enable lock detect */
 911                if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
 912                        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
 913                        writel_relaxed(val, clk_base +
 914                                        plldss->params->base_reg);
 915                }
 916
 917                val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
 918                val &= ~PLLDSS_MISC0_LOCK_ENABLE;
 919                val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
 920                writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
 921                udelay(1);
 922
 923                return;
 924        }
 925
 926        /* set IDDQ, enable lock detect, configure SDM/SSC  */
 927        val |= PLLDSS_BASE_IDDQ;
 928        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
 929        writel_relaxed(val, clk_base + plldss->params->base_reg);
 930
 931        /* When using this function for PLLC4 exit here */
 932        if (!plldss->params->ext_misc_reg[1]) {
 933                writel_relaxed(misc0_val, clk_base +
 934                                plldss->params->ext_misc_reg[0]);
 935                udelay(1);
 936                return;
 937        }
 938
 939        writel_relaxed(misc0_val, clk_base +
 940                        plldss->params->ext_misc_reg[0]);
 941        /* if SSC used set by 1st enable */
 942        writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
 943                        clk_base + plldss->params->ext_misc_reg[1]);
 944        writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
 945        writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
 946        udelay(1);
 947}
 948
 949static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
 950{
 951        plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
 952                        PLLD2_MISC1_CFG_DEFAULT_VALUE,
 953                        PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
 954                        PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
 955}
 956
 957static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
 958{
 959        plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
 960                        PLLDP_MISC1_CFG_DEFAULT_VALUE,
 961                        PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
 962                        PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
 963}
 964
 965/*
 966 * PLLC4
 967 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
 968 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
 969 */
 970static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
 971{
 972        plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
 973}
 974
 975/*
 976 * PLLRE
 977 * VCO is exposed to the clock tree directly along with post-divider output
 978 */
 979static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
 980{
 981        u32 mask;
 982        u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
 983
 984        pllre->params->defaults_set = true;
 985
 986        if (val & PLL_ENABLE) {
 987                /*
 988                 * PLL is ON: check if defaults already set, then set those
 989                 * that can be updated in flight.
 990                 */
 991                val &= PLLRE_BASE_DEFAULT_MASK;
 992                if (val != PLLRE_BASE_DEFAULT_VALUE) {
 993                        pr_warn("pllre boot base 0x%x : expected 0x%x\n",
 994                                val, PLLRE_BASE_DEFAULT_VALUE);
 995                        pr_warn("(comparison mask = 0x%x)\n",
 996                                PLLRE_BASE_DEFAULT_MASK);
 997                        pllre->params->defaults_set = false;
 998                }
 999
1000                /* Ignore lock enable */
1001                val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
1002                mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
1003                _pll_misc_chk_default(clk_base, pllre->params, 0, val,
1004                                ~mask & PLLRE_MISC0_WRITE_MASK);
1005
1006                /* The PLL doesn't work if it's in IDDQ. */
1007                val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
1008                if (val & PLLRE_MISC0_IDDQ)
1009                        pr_warn("unexpected IDDQ bit set for enabled clock\n");
1010
1011                /* Enable lock detect */
1012                val &= ~mask;
1013                val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
1014                writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
1015                udelay(1);
1016
1017                if (!pllre->params->defaults_set)
1018                        pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
1019
1020                return;
1021        }
1022
1023        /* set IDDQ, enable lock detect */
1024        val &= ~PLLRE_BASE_DEFAULT_MASK;
1025        val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
1026        writel_relaxed(val, clk_base + pllre->params->base_reg);
1027        writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
1028                        clk_base + pllre->params->ext_misc_reg[0]);
1029        udelay(1);
1030}
1031
1032static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
1033{
1034        unsigned long input_rate;
1035
1036        /* cf rate */
1037        if (!IS_ERR_OR_NULL(hw->clk))
1038                input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
1039        else
1040                input_rate = 38400000;
1041
1042        input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
1043
1044        switch (input_rate) {
1045        case 12000000:
1046        case 12800000:
1047        case 13000000:
1048                *step_a = 0x2B;
1049                *step_b = 0x0B;
1050                return;
1051        case 19200000:
1052                *step_a = 0x12;
1053                *step_b = 0x08;
1054                return;
1055        case 38400000:
1056                *step_a = 0x04;
1057                *step_b = 0x05;
1058                return;
1059        default:
1060                pr_err("%s: Unexpected reference rate %lu\n",
1061                        __func__, input_rate);
1062                BUG();
1063        }
1064}
1065
1066static void pllx_check_defaults(struct tegra_clk_pll *pll)
1067{
1068        u32 default_val;
1069
1070        default_val = PLLX_MISC0_DEFAULT_VALUE;
1071        /* ignore lock enable */
1072        _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
1073                        PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
1074
1075        default_val = PLLX_MISC1_DEFAULT_VALUE;
1076        _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
1077                        PLLX_MISC1_WRITE_MASK);
1078
1079        /* ignore all but control bit */
1080        default_val = PLLX_MISC2_DEFAULT_VALUE;
1081        _pll_misc_chk_default(clk_base, pll->params, 2,
1082                        default_val, PLLX_MISC2_EN_DYNRAMP);
1083
1084        default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
1085        _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
1086                        PLLX_MISC3_WRITE_MASK);
1087
1088        default_val = PLLX_MISC4_DEFAULT_VALUE;
1089        _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
1090                        PLLX_MISC4_WRITE_MASK);
1091
1092        default_val = PLLX_MISC5_DEFAULT_VALUE;
1093        _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
1094                        PLLX_MISC5_WRITE_MASK);
1095}
1096
1097static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
1098{
1099        u32 val;
1100        u32 step_a, step_b;
1101
1102        pllx->params->defaults_set = true;
1103
1104        /* Get ready dyn ramp state machine settings */
1105        pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
1106        val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
1107                (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
1108        val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
1109        val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
1110
1111        if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
1112
1113                /*
1114                 * PLL is ON: check if defaults already set, then set those
1115                 * that can be updated in flight.
1116                 */
1117                pllx_check_defaults(pllx);
1118
1119                if (!pllx->params->defaults_set)
1120                        pr_warn("PLL_X already enabled. Postponing set full defaults\n");
1121                /* Configure dyn ramp, disable lock override */
1122                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1123
1124                /* Enable lock detect */
1125                val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
1126                val &= ~PLLX_MISC0_LOCK_ENABLE;
1127                val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
1128                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
1129                udelay(1);
1130
1131                return;
1132        }
1133
1134        /* Enable lock detect and CPU output */
1135        writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
1136                        pllx->params->ext_misc_reg[0]);
1137
1138        /* Setup */
1139        writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
1140                        pllx->params->ext_misc_reg[1]);
1141
1142        /* Configure dyn ramp state machine, disable lock override */
1143        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1144
1145        /* Set IDDQ */
1146        writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
1147                        pllx->params->ext_misc_reg[3]);
1148
1149        /* Disable SDM */
1150        writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
1151                        pllx->params->ext_misc_reg[4]);
1152        writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
1153                        pllx->params->ext_misc_reg[5]);
1154        udelay(1);
1155}
1156
1157/* PLLMB */
1158static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
1159{
1160        u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
1161
1162        pllmb->params->defaults_set = true;
1163
1164        if (val & PLL_ENABLE) {
1165
1166                /*
1167                 * PLL is ON: check if defaults already set, then set those
1168                 * that can be updated in flight.
1169                 */
1170                val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
1171                mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
1172                _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
1173                                ~mask & PLLMB_MISC1_WRITE_MASK);
1174
1175                if (!pllmb->params->defaults_set)
1176                        pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
1177                /* Enable lock detect */
1178                val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
1179                val &= ~mask;
1180                val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
1181                writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
1182                udelay(1);
1183
1184                return;
1185        }
1186
1187        /* set IDDQ, enable lock detect */
1188        writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
1189                        clk_base + pllmb->params->ext_misc_reg[0]);
1190        udelay(1);
1191}
1192
1193/*
1194 * PLLP
1195 * VCO is exposed to the clock tree directly along with post-divider output.
1196 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1197 * respectively.
1198 */
1199static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1200{
1201        u32 val, mask;
1202
1203        /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1204        val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1205        mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1206        if (!enabled)
1207                mask |= PLLP_MISC0_IDDQ;
1208        _pll_misc_chk_default(clk_base, pll->params, 0, val,
1209                        ~mask & PLLP_MISC0_WRITE_MASK);
1210
1211        /* Ignore branch controls */
1212        val = PLLP_MISC1_DEFAULT_VALUE;
1213        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1214        _pll_misc_chk_default(clk_base, pll->params, 1, val,
1215                        ~mask & PLLP_MISC1_WRITE_MASK);
1216}
1217
1218static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
1219{
1220        u32 mask;
1221        u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1222
1223        pllp->params->defaults_set = true;
1224
1225        if (val & PLL_ENABLE) {
1226
1227                /*
1228                 * PLL is ON: check if defaults already set, then set those
1229                 * that can be updated in flight.
1230                 */
1231                pllp_check_defaults(pllp, true);
1232                if (!pllp->params->defaults_set)
1233                        pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1234
1235                /* Enable lock detect */
1236                val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1237                mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1238                val &= ~mask;
1239                val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1240                writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1241                udelay(1);
1242
1243                return;
1244        }
1245
1246        /* set IDDQ, enable lock detect */
1247        writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1248                        clk_base + pllp->params->ext_misc_reg[0]);
1249
1250        /* Preserve branch control */
1251        val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1252        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1253        val &= mask;
1254        val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1255        writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1256        udelay(1);
1257}
1258
1259/*
1260 * PLLU
1261 * VCO is exposed to the clock tree directly along with post-divider output.
1262 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1263 * respectively.
1264 */
1265static void pllu_check_defaults(struct tegra_clk_pll_params *params,
1266                                bool hw_control)
1267{
1268        u32 val, mask;
1269
1270        /* Ignore lock enable (will be set) and IDDQ if under h/w control */
1271        val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1272        mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1273        _pll_misc_chk_default(clk_base, params, 0, val,
1274                        ~mask & PLLU_MISC0_WRITE_MASK);
1275
1276        val = PLLU_MISC1_DEFAULT_VALUE;
1277        mask = PLLU_MISC1_LOCK_OVERRIDE;
1278        _pll_misc_chk_default(clk_base, params, 1, val,
1279                        ~mask & PLLU_MISC1_WRITE_MASK);
1280}
1281
1282static void tegra210_pllu_set_defaults(struct tegra_clk_pll_params *pllu)
1283{
1284        u32 val = readl_relaxed(clk_base + pllu->base_reg);
1285
1286        pllu->defaults_set = true;
1287
1288        if (val & PLL_ENABLE) {
1289
1290                /*
1291                 * PLL is ON: check if defaults already set, then set those
1292                 * that can be updated in flight.
1293                 */
1294                pllu_check_defaults(pllu, false);
1295                if (!pllu->defaults_set)
1296                        pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1297
1298                /* Enable lock detect */
1299                val = readl_relaxed(clk_base + pllu->ext_misc_reg[0]);
1300                val &= ~PLLU_MISC0_LOCK_ENABLE;
1301                val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1302                writel_relaxed(val, clk_base + pllu->ext_misc_reg[0]);
1303
1304                val = readl_relaxed(clk_base + pllu->ext_misc_reg[1]);
1305                val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1306                val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1307                writel_relaxed(val, clk_base + pllu->ext_misc_reg[1]);
1308                udelay(1);
1309
1310                return;
1311        }
1312
1313        /* set IDDQ, enable lock detect */
1314        writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1315                        clk_base + pllu->ext_misc_reg[0]);
1316        writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1317                        clk_base + pllu->ext_misc_reg[1]);
1318        udelay(1);
1319}
1320
1321#define mask(w) ((1 << (w)) - 1)
1322#define divm_mask(p) mask(p->params->div_nmp->divm_width)
1323#define divn_mask(p) mask(p->params->div_nmp->divn_width)
1324#define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1325                      mask(p->params->div_nmp->divp_width))
1326
1327#define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1328#define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1329#define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1330
1331#define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1332#define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1333#define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1334
1335#define PLL_LOCKDET_DELAY 2     /* Lock detection safety delays */
1336static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1337                                  u32 reg, u32 mask)
1338{
1339        int i;
1340        u32 val = 0;
1341
1342        for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1343                udelay(PLL_LOCKDET_DELAY);
1344                val = readl_relaxed(clk_base + reg);
1345                if ((val & mask) == mask) {
1346                        udelay(PLL_LOCKDET_DELAY);
1347                        return 0;
1348                }
1349        }
1350        return -ETIMEDOUT;
1351}
1352
1353static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1354                struct tegra_clk_pll_freq_table *cfg)
1355{
1356        u32 val, base, ndiv_new_mask;
1357
1358        ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1359                         << PLLX_MISC2_NDIV_NEW_SHIFT;
1360
1361        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1362        val &= (~ndiv_new_mask);
1363        val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1364        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1365        udelay(1);
1366
1367        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1368        val |= PLLX_MISC2_EN_DYNRAMP;
1369        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1370        udelay(1);
1371
1372        tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1373                               PLLX_MISC2_DYNRAMP_DONE);
1374
1375        base = readl_relaxed(clk_base + pllx->params->base_reg) &
1376                (~divn_mask_shifted(pllx));
1377        base |= cfg->n << pllx->params->div_nmp->divn_shift;
1378        writel_relaxed(base, clk_base + pllx->params->base_reg);
1379        udelay(1);
1380
1381        val &= ~PLLX_MISC2_EN_DYNRAMP;
1382        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1383        udelay(1);
1384
1385        pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1386                 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1387                 cfg->input_rate / cfg->m * cfg->n /
1388                 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1389
1390        return 0;
1391}
1392
1393/*
1394 * Common configuration for PLLs with fixed input divider policy:
1395 * - always set fixed M-value based on the reference rate
1396 * - always set P-value value 1:1 for output rates above VCO minimum, and
1397 *   choose minimum necessary P-value for output rates below VCO maximum
1398 * - calculate N-value based on selected M and P
1399 * - calculate SDM_DIN fractional part
1400 */
1401static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1402                               struct tegra_clk_pll_freq_table *cfg,
1403                               unsigned long rate, unsigned long input_rate)
1404{
1405        struct tegra_clk_pll *pll = to_clk_pll(hw);
1406        struct tegra_clk_pll_params *params = pll->params;
1407        int p;
1408        unsigned long cf, p_rate;
1409        u32 pdiv;
1410
1411        if (!rate)
1412                return -EINVAL;
1413
1414        if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1415                p = DIV_ROUND_UP(params->vco_min, rate);
1416                p = params->round_p_to_pdiv(p, &pdiv);
1417        } else {
1418                p = rate >= params->vco_min ? 1 : -EINVAL;
1419        }
1420
1421        if (p < 0)
1422                return -EINVAL;
1423
1424        cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1425        cfg->p = p;
1426
1427        /* Store P as HW value, as that is what is expected */
1428        cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1429
1430        p_rate = rate * p;
1431        if (p_rate > params->vco_max)
1432                p_rate = params->vco_max;
1433        cf = input_rate / cfg->m;
1434        cfg->n = p_rate / cf;
1435
1436        cfg->sdm_data = 0;
1437        cfg->output_rate = input_rate;
1438        if (params->sdm_ctrl_reg) {
1439                unsigned long rem = p_rate - cf * cfg->n;
1440                /* If ssc is enabled SDM enabled as well, even for integer n */
1441                if (rem || params->ssc_ctrl_reg) {
1442                        u64 s = rem * PLL_SDM_COEFF;
1443
1444                        do_div(s, cf);
1445                        s -= PLL_SDM_COEFF / 2;
1446                        cfg->sdm_data = sdin_din_to_data(s);
1447                }
1448                cfg->output_rate *= sdin_get_n_eff(cfg);
1449                cfg->output_rate /= p * cfg->m * PLL_SDM_COEFF;
1450        } else {
1451                cfg->output_rate *= cfg->n;
1452                cfg->output_rate /= p * cfg->m;
1453        }
1454
1455        cfg->input_rate = input_rate;
1456
1457        return 0;
1458}
1459
1460/*
1461 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1462 *
1463 * @cfg: struct tegra_clk_pll_freq_table * cfg
1464 *
1465 * For Normal mode:
1466 *     Fvco = Fref * NDIV / MDIV
1467 *
1468 * For fractional mode:
1469 *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1470 */
1471static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1472{
1473        cfg->n = sdin_get_n_eff(cfg);
1474        cfg->m *= PLL_SDM_COEFF;
1475}
1476
1477static unsigned long
1478tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1479                            unsigned long parent_rate)
1480{
1481        unsigned long vco_min = params->vco_min;
1482
1483        params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1484        vco_min = min(vco_min, params->vco_min);
1485
1486        return vco_min;
1487}
1488
1489static struct div_nmp pllx_nmp = {
1490        .divm_shift = 0,
1491        .divm_width = 8,
1492        .divn_shift = 8,
1493        .divn_width = 8,
1494        .divp_shift = 20,
1495        .divp_width = 5,
1496};
1497/*
1498 * PLL post divider maps - two types: quasi-linear and exponential
1499 * post divider.
1500 */
1501#define PLL_QLIN_PDIV_MAX       16
1502static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1503        { .pdiv =  1, .hw_val =  0 },
1504        { .pdiv =  2, .hw_val =  1 },
1505        { .pdiv =  3, .hw_val =  2 },
1506        { .pdiv =  4, .hw_val =  3 },
1507        { .pdiv =  5, .hw_val =  4 },
1508        { .pdiv =  6, .hw_val =  5 },
1509        { .pdiv =  8, .hw_val =  6 },
1510        { .pdiv =  9, .hw_val =  7 },
1511        { .pdiv = 10, .hw_val =  8 },
1512        { .pdiv = 12, .hw_val =  9 },
1513        { .pdiv = 15, .hw_val = 10 },
1514        { .pdiv = 16, .hw_val = 11 },
1515        { .pdiv = 18, .hw_val = 12 },
1516        { .pdiv = 20, .hw_val = 13 },
1517        { .pdiv = 24, .hw_val = 14 },
1518        { .pdiv = 30, .hw_val = 15 },
1519        { .pdiv = 32, .hw_val = 16 },
1520};
1521
1522static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1523{
1524        int i;
1525
1526        if (p) {
1527                for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1528                        if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1529                                if (pdiv)
1530                                        *pdiv = i;
1531                                return pll_qlin_pdiv_to_hw[i].pdiv;
1532                        }
1533                }
1534        }
1535
1536        return -EINVAL;
1537}
1538
1539#define PLL_EXPO_PDIV_MAX       7
1540static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1541        { .pdiv =   1, .hw_val = 0 },
1542        { .pdiv =   2, .hw_val = 1 },
1543        { .pdiv =   4, .hw_val = 2 },
1544        { .pdiv =   8, .hw_val = 3 },
1545        { .pdiv =  16, .hw_val = 4 },
1546        { .pdiv =  32, .hw_val = 5 },
1547        { .pdiv =  64, .hw_val = 6 },
1548        { .pdiv = 128, .hw_val = 7 },
1549};
1550
1551static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1552{
1553        if (p) {
1554                u32 i = fls(p);
1555
1556                if (i == ffs(p))
1557                        i--;
1558
1559                if (i <= PLL_EXPO_PDIV_MAX) {
1560                        if (pdiv)
1561                                *pdiv = i;
1562                        return 1 << i;
1563                }
1564        }
1565        return -EINVAL;
1566}
1567
1568static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1569        /* 1 GHz */
1570        { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1571        { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1572        { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
1573        {        0,          0,   0, 0, 0, 0 },
1574};
1575
1576static struct tegra_clk_pll_params pll_x_params = {
1577        .input_min = 12000000,
1578        .input_max = 800000000,
1579        .cf_min = 12000000,
1580        .cf_max = 38400000,
1581        .vco_min = 1350000000,
1582        .vco_max = 3000000000UL,
1583        .base_reg = PLLX_BASE,
1584        .misc_reg = PLLX_MISC0,
1585        .lock_mask = PLL_BASE_LOCK,
1586        .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1587        .lock_delay = 300,
1588        .ext_misc_reg[0] = PLLX_MISC0,
1589        .ext_misc_reg[1] = PLLX_MISC1,
1590        .ext_misc_reg[2] = PLLX_MISC2,
1591        .ext_misc_reg[3] = PLLX_MISC3,
1592        .ext_misc_reg[4] = PLLX_MISC4,
1593        .ext_misc_reg[5] = PLLX_MISC5,
1594        .iddq_reg = PLLX_MISC3,
1595        .iddq_bit_idx = PLLXP_IDDQ_BIT,
1596        .max_p = PLL_QLIN_PDIV_MAX,
1597        .mdiv_default = 2,
1598        .dyn_ramp_reg = PLLX_MISC2,
1599        .stepa_shift = 16,
1600        .stepb_shift = 24,
1601        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1602        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1603        .div_nmp = &pllx_nmp,
1604        .freq_table = pll_x_freq_table,
1605        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1606        .dyn_ramp = tegra210_pllx_dyn_ramp,
1607        .set_defaults = tegra210_pllx_set_defaults,
1608        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1609};
1610
1611static struct div_nmp pllc_nmp = {
1612        .divm_shift = 0,
1613        .divm_width = 8,
1614        .divn_shift = 10,
1615        .divn_width = 8,
1616        .divp_shift = 20,
1617        .divp_width = 5,
1618};
1619
1620static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1621        { 12000000, 510000000, 85, 1, 2, 0 },
1622        { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1623        { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
1624        {        0,         0,  0, 0, 0, 0 },
1625};
1626
1627static struct tegra_clk_pll_params pll_c_params = {
1628        .input_min = 12000000,
1629        .input_max = 700000000,
1630        .cf_min = 12000000,
1631        .cf_max = 50000000,
1632        .vco_min = 600000000,
1633        .vco_max = 1200000000,
1634        .base_reg = PLLC_BASE,
1635        .misc_reg = PLLC_MISC0,
1636        .lock_mask = PLL_BASE_LOCK,
1637        .lock_delay = 300,
1638        .iddq_reg = PLLC_MISC1,
1639        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1640        .reset_reg = PLLC_MISC0,
1641        .reset_bit_idx = PLLCX_RESET_BIT,
1642        .max_p = PLL_QLIN_PDIV_MAX,
1643        .ext_misc_reg[0] = PLLC_MISC0,
1644        .ext_misc_reg[1] = PLLC_MISC1,
1645        .ext_misc_reg[2] = PLLC_MISC2,
1646        .ext_misc_reg[3] = PLLC_MISC3,
1647        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1648        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1649        .mdiv_default = 3,
1650        .div_nmp = &pllc_nmp,
1651        .freq_table = pll_cx_freq_table,
1652        .flags = TEGRA_PLL_USE_LOCK,
1653        .set_defaults = _pllc_set_defaults,
1654        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1655};
1656
1657static struct div_nmp pllcx_nmp = {
1658        .divm_shift = 0,
1659        .divm_width = 8,
1660        .divn_shift = 10,
1661        .divn_width = 8,
1662        .divp_shift = 20,
1663        .divp_width = 5,
1664};
1665
1666static struct tegra_clk_pll_params pll_c2_params = {
1667        .input_min = 12000000,
1668        .input_max = 700000000,
1669        .cf_min = 12000000,
1670        .cf_max = 50000000,
1671        .vco_min = 600000000,
1672        .vco_max = 1200000000,
1673        .base_reg = PLLC2_BASE,
1674        .misc_reg = PLLC2_MISC0,
1675        .iddq_reg = PLLC2_MISC1,
1676        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1677        .reset_reg = PLLC2_MISC0,
1678        .reset_bit_idx = PLLCX_RESET_BIT,
1679        .lock_mask = PLLCX_BASE_LOCK,
1680        .lock_delay = 300,
1681        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1682        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1683        .mdiv_default = 3,
1684        .div_nmp = &pllcx_nmp,
1685        .max_p = PLL_QLIN_PDIV_MAX,
1686        .ext_misc_reg[0] = PLLC2_MISC0,
1687        .ext_misc_reg[1] = PLLC2_MISC1,
1688        .ext_misc_reg[2] = PLLC2_MISC2,
1689        .ext_misc_reg[3] = PLLC2_MISC3,
1690        .freq_table = pll_cx_freq_table,
1691        .flags = TEGRA_PLL_USE_LOCK,
1692        .set_defaults = _pllc2_set_defaults,
1693        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1694};
1695
1696static struct tegra_clk_pll_params pll_c3_params = {
1697        .input_min = 12000000,
1698        .input_max = 700000000,
1699        .cf_min = 12000000,
1700        .cf_max = 50000000,
1701        .vco_min = 600000000,
1702        .vco_max = 1200000000,
1703        .base_reg = PLLC3_BASE,
1704        .misc_reg = PLLC3_MISC0,
1705        .lock_mask = PLLCX_BASE_LOCK,
1706        .lock_delay = 300,
1707        .iddq_reg = PLLC3_MISC1,
1708        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1709        .reset_reg = PLLC3_MISC0,
1710        .reset_bit_idx = PLLCX_RESET_BIT,
1711        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1712        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1713        .mdiv_default = 3,
1714        .div_nmp = &pllcx_nmp,
1715        .max_p = PLL_QLIN_PDIV_MAX,
1716        .ext_misc_reg[0] = PLLC3_MISC0,
1717        .ext_misc_reg[1] = PLLC3_MISC1,
1718        .ext_misc_reg[2] = PLLC3_MISC2,
1719        .ext_misc_reg[3] = PLLC3_MISC3,
1720        .freq_table = pll_cx_freq_table,
1721        .flags = TEGRA_PLL_USE_LOCK,
1722        .set_defaults = _pllc3_set_defaults,
1723        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1724};
1725
1726static struct div_nmp pllss_nmp = {
1727        .divm_shift = 0,
1728        .divm_width = 8,
1729        .divn_shift = 8,
1730        .divn_width = 8,
1731        .divp_shift = 19,
1732        .divp_width = 5,
1733};
1734
1735static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1736        { 12000000, 600000000, 50, 1, 1, 0 },
1737        { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1738        { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
1739        {        0,         0,  0, 0, 0, 0 },
1740};
1741
1742static const struct clk_div_table pll_vco_post_div_table[] = {
1743        { .val =  0, .div =  1 },
1744        { .val =  1, .div =  2 },
1745        { .val =  2, .div =  3 },
1746        { .val =  3, .div =  4 },
1747        { .val =  4, .div =  5 },
1748        { .val =  5, .div =  6 },
1749        { .val =  6, .div =  8 },
1750        { .val =  7, .div = 10 },
1751        { .val =  8, .div = 12 },
1752        { .val =  9, .div = 16 },
1753        { .val = 10, .div = 12 },
1754        { .val = 11, .div = 16 },
1755        { .val = 12, .div = 20 },
1756        { .val = 13, .div = 24 },
1757        { .val = 14, .div = 32 },
1758        { .val =  0, .div =  0 },
1759};
1760
1761static struct tegra_clk_pll_params pll_c4_vco_params = {
1762        .input_min = 9600000,
1763        .input_max = 800000000,
1764        .cf_min = 9600000,
1765        .cf_max = 19200000,
1766        .vco_min = 500000000,
1767        .vco_max = 1080000000,
1768        .base_reg = PLLC4_BASE,
1769        .misc_reg = PLLC4_MISC0,
1770        .lock_mask = PLL_BASE_LOCK,
1771        .lock_delay = 300,
1772        .max_p = PLL_QLIN_PDIV_MAX,
1773        .ext_misc_reg[0] = PLLC4_MISC0,
1774        .iddq_reg = PLLC4_BASE,
1775        .iddq_bit_idx = PLLSS_IDDQ_BIT,
1776        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1777        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1778        .mdiv_default = 3,
1779        .div_nmp = &pllss_nmp,
1780        .freq_table = pll_c4_vco_freq_table,
1781        .set_defaults = tegra210_pllc4_set_defaults,
1782        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1783        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1784};
1785
1786static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1787        { 12000000,  800000000,  66, 1, 1, 0 }, /* actual: 792.0 MHz */
1788        { 13000000,  800000000,  61, 1, 1, 0 }, /* actual: 793.0 MHz */
1789        { 38400000,  297600000,  93, 4, 3, 0 },
1790        { 38400000,  400000000, 125, 4, 3, 0 },
1791        { 38400000,  532800000, 111, 4, 2, 0 },
1792        { 38400000,  665600000, 104, 3, 2, 0 },
1793        { 38400000,  800000000, 125, 3, 2, 0 },
1794        { 38400000,  931200000,  97, 4, 1, 0 },
1795        { 38400000, 1065600000, 111, 4, 1, 0 },
1796        { 38400000, 1200000000, 125, 4, 1, 0 },
1797        { 38400000, 1331200000, 104, 3, 1, 0 },
1798        { 38400000, 1459200000,  76, 2, 1, 0 },
1799        { 38400000, 1600000000, 125, 3, 1, 0 },
1800        {        0,          0,   0, 0, 0, 0 },
1801};
1802
1803static struct div_nmp pllm_nmp = {
1804        .divm_shift = 0,
1805        .divm_width = 8,
1806        .override_divm_shift = 0,
1807        .divn_shift = 8,
1808        .divn_width = 8,
1809        .override_divn_shift = 8,
1810        .divp_shift = 20,
1811        .divp_width = 5,
1812        .override_divp_shift = 27,
1813};
1814
1815static struct tegra_clk_pll_params pll_m_params = {
1816        .input_min = 9600000,
1817        .input_max = 500000000,
1818        .cf_min = 9600000,
1819        .cf_max = 19200000,
1820        .vco_min = 800000000,
1821        .vco_max = 1866000000,
1822        .base_reg = PLLM_BASE,
1823        .misc_reg = PLLM_MISC2,
1824        .lock_mask = PLL_BASE_LOCK,
1825        .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1826        .lock_delay = 300,
1827        .iddq_reg = PLLM_MISC2,
1828        .iddq_bit_idx = PLLM_IDDQ_BIT,
1829        .max_p = PLL_QLIN_PDIV_MAX,
1830        .ext_misc_reg[0] = PLLM_MISC2,
1831        .ext_misc_reg[1] = PLLM_MISC1,
1832        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1833        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1834        .div_nmp = &pllm_nmp,
1835        .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1836        .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1837        .freq_table = pll_m_freq_table,
1838        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1839        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1840};
1841
1842static struct tegra_clk_pll_params pll_mb_params = {
1843        .input_min = 9600000,
1844        .input_max = 500000000,
1845        .cf_min = 9600000,
1846        .cf_max = 19200000,
1847        .vco_min = 800000000,
1848        .vco_max = 1866000000,
1849        .base_reg = PLLMB_BASE,
1850        .misc_reg = PLLMB_MISC1,
1851        .lock_mask = PLL_BASE_LOCK,
1852        .lock_delay = 300,
1853        .iddq_reg = PLLMB_MISC1,
1854        .iddq_bit_idx = PLLMB_IDDQ_BIT,
1855        .max_p = PLL_QLIN_PDIV_MAX,
1856        .ext_misc_reg[0] = PLLMB_MISC1,
1857        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1858        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1859        .div_nmp = &pllm_nmp,
1860        .freq_table = pll_m_freq_table,
1861        .flags = TEGRA_PLL_USE_LOCK,
1862        .set_defaults = tegra210_pllmb_set_defaults,
1863        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1864};
1865
1866
1867static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1868        /* PLLE special case: use cpcon field to store cml divider value */
1869        { 672000000, 100000000, 125, 42, 0, 13 },
1870        { 624000000, 100000000, 125, 39, 0, 13 },
1871        { 336000000, 100000000, 125, 21, 0, 13 },
1872        { 312000000, 100000000, 200, 26, 0, 14 },
1873        {  38400000, 100000000, 125,  2, 0, 14 },
1874        {  12000000, 100000000, 200,  1, 0, 14 },
1875        {         0,         0,   0,  0, 0,  0 },
1876};
1877
1878static struct div_nmp plle_nmp = {
1879        .divm_shift = 0,
1880        .divm_width = 8,
1881        .divn_shift = 8,
1882        .divn_width = 8,
1883        .divp_shift = 24,
1884        .divp_width = 5,
1885};
1886
1887static struct tegra_clk_pll_params pll_e_params = {
1888        .input_min = 12000000,
1889        .input_max = 800000000,
1890        .cf_min = 12000000,
1891        .cf_max = 38400000,
1892        .vco_min = 1600000000,
1893        .vco_max = 2500000000U,
1894        .base_reg = PLLE_BASE,
1895        .misc_reg = PLLE_MISC0,
1896        .aux_reg = PLLE_AUX,
1897        .lock_mask = PLLE_MISC_LOCK,
1898        .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1899        .lock_delay = 300,
1900        .div_nmp = &plle_nmp,
1901        .freq_table = pll_e_freq_table,
1902        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1903                 TEGRA_PLL_HAS_LOCK_ENABLE,
1904        .fixed_rate = 100000000,
1905        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1906};
1907
1908static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1909        { 12000000, 672000000, 56, 1, 1, 0 },
1910        { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1911        { 38400000, 672000000, 70, 4, 1, 0 },
1912        {        0,         0,  0, 0, 0, 0 },
1913};
1914
1915static struct div_nmp pllre_nmp = {
1916        .divm_shift = 0,
1917        .divm_width = 8,
1918        .divn_shift = 8,
1919        .divn_width = 8,
1920        .divp_shift = 16,
1921        .divp_width = 5,
1922};
1923
1924static struct tegra_clk_pll_params pll_re_vco_params = {
1925        .input_min = 9600000,
1926        .input_max = 800000000,
1927        .cf_min = 9600000,
1928        .cf_max = 19200000,
1929        .vco_min = 350000000,
1930        .vco_max = 700000000,
1931        .base_reg = PLLRE_BASE,
1932        .misc_reg = PLLRE_MISC0,
1933        .lock_mask = PLLRE_MISC_LOCK,
1934        .lock_delay = 300,
1935        .max_p = PLL_QLIN_PDIV_MAX,
1936        .ext_misc_reg[0] = PLLRE_MISC0,
1937        .iddq_reg = PLLRE_MISC0,
1938        .iddq_bit_idx = PLLRE_IDDQ_BIT,
1939        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1940        .pdiv_tohw = pll_qlin_pdiv_to_hw,
1941        .div_nmp = &pllre_nmp,
1942        .freq_table = pll_re_vco_freq_table,
1943        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
1944        .set_defaults = tegra210_pllre_set_defaults,
1945        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1946};
1947
1948static struct div_nmp pllp_nmp = {
1949        .divm_shift = 0,
1950        .divm_width = 8,
1951        .divn_shift = 10,
1952        .divn_width = 8,
1953        .divp_shift = 20,
1954        .divp_width = 5,
1955};
1956
1957static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
1958        { 12000000, 408000000, 34, 1, 1, 0 },
1959        { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
1960        {        0,         0,  0, 0, 0, 0 },
1961};
1962
1963static struct tegra_clk_pll_params pll_p_params = {
1964        .input_min = 9600000,
1965        .input_max = 800000000,
1966        .cf_min = 9600000,
1967        .cf_max = 19200000,
1968        .vco_min = 350000000,
1969        .vco_max = 700000000,
1970        .base_reg = PLLP_BASE,
1971        .misc_reg = PLLP_MISC0,
1972        .lock_mask = PLL_BASE_LOCK,
1973        .lock_delay = 300,
1974        .iddq_reg = PLLP_MISC0,
1975        .iddq_bit_idx = PLLXP_IDDQ_BIT,
1976        .ext_misc_reg[0] = PLLP_MISC0,
1977        .ext_misc_reg[1] = PLLP_MISC1,
1978        .div_nmp = &pllp_nmp,
1979        .freq_table = pll_p_freq_table,
1980        .fixed_rate = 408000000,
1981        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1982        .set_defaults = tegra210_pllp_set_defaults,
1983        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1984};
1985
1986static struct tegra_clk_pll_params pll_a1_params = {
1987        .input_min = 12000000,
1988        .input_max = 700000000,
1989        .cf_min = 12000000,
1990        .cf_max = 50000000,
1991        .vco_min = 600000000,
1992        .vco_max = 1200000000,
1993        .base_reg = PLLA1_BASE,
1994        .misc_reg = PLLA1_MISC0,
1995        .lock_mask = PLLCX_BASE_LOCK,
1996        .lock_delay = 300,
1997        .iddq_reg = PLLA1_MISC1,
1998        .iddq_bit_idx = PLLCX_IDDQ_BIT,
1999        .reset_reg = PLLA1_MISC0,
2000        .reset_bit_idx = PLLCX_RESET_BIT,
2001        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2002        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2003        .div_nmp = &pllc_nmp,
2004        .ext_misc_reg[0] = PLLA1_MISC0,
2005        .ext_misc_reg[1] = PLLA1_MISC1,
2006        .ext_misc_reg[2] = PLLA1_MISC2,
2007        .ext_misc_reg[3] = PLLA1_MISC3,
2008        .freq_table = pll_cx_freq_table,
2009        .flags = TEGRA_PLL_USE_LOCK,
2010        .set_defaults = _plla1_set_defaults,
2011        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2012};
2013
2014static struct div_nmp plla_nmp = {
2015        .divm_shift = 0,
2016        .divm_width = 8,
2017        .divn_shift = 8,
2018        .divn_width = 8,
2019        .divp_shift = 20,
2020        .divp_width = 5,
2021};
2022
2023static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
2024        { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
2025        { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
2026        { 12000000, 240000000, 60, 1, 3, 1,      0 },
2027        { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
2028        { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
2029        { 13000000, 240000000, 55, 1, 3, 1,      0 }, /* actual: 238.3 MHz */
2030        { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
2031        { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
2032        { 38400000, 240000000, 75, 3, 3, 1,      0 },
2033        {        0,         0,  0, 0, 0, 0,      0 },
2034};
2035
2036static struct tegra_clk_pll_params pll_a_params = {
2037        .input_min = 12000000,
2038        .input_max = 800000000,
2039        .cf_min = 12000000,
2040        .cf_max = 19200000,
2041        .vco_min = 500000000,
2042        .vco_max = 1000000000,
2043        .base_reg = PLLA_BASE,
2044        .misc_reg = PLLA_MISC0,
2045        .lock_mask = PLL_BASE_LOCK,
2046        .lock_delay = 300,
2047        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2048        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2049        .iddq_reg = PLLA_BASE,
2050        .iddq_bit_idx = PLLA_IDDQ_BIT,
2051        .div_nmp = &plla_nmp,
2052        .sdm_din_reg = PLLA_MISC1,
2053        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2054        .sdm_ctrl_reg = PLLA_MISC2,
2055        .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
2056        .ext_misc_reg[0] = PLLA_MISC0,
2057        .ext_misc_reg[1] = PLLA_MISC1,
2058        .ext_misc_reg[2] = PLLA_MISC2,
2059        .freq_table = pll_a_freq_table,
2060        .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
2061        .set_defaults = tegra210_plla_set_defaults,
2062        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2063        .set_gain = tegra210_clk_pll_set_gain,
2064        .adjust_vco = tegra210_clk_adjust_vco_min,
2065};
2066
2067static struct div_nmp plld_nmp = {
2068        .divm_shift = 0,
2069        .divm_width = 8,
2070        .divn_shift = 11,
2071        .divn_width = 8,
2072        .divp_shift = 20,
2073        .divp_width = 3,
2074};
2075
2076static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
2077        { 12000000, 594000000, 99, 1, 2, 0,      0 },
2078        { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2079        { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2080        {        0,         0,  0, 0, 0, 0,      0 },
2081};
2082
2083static struct tegra_clk_pll_params pll_d_params = {
2084        .input_min = 12000000,
2085        .input_max = 800000000,
2086        .cf_min = 12000000,
2087        .cf_max = 38400000,
2088        .vco_min = 750000000,
2089        .vco_max = 1500000000,
2090        .base_reg = PLLD_BASE,
2091        .misc_reg = PLLD_MISC0,
2092        .lock_mask = PLL_BASE_LOCK,
2093        .lock_delay = 1000,
2094        .iddq_reg = PLLD_MISC0,
2095        .iddq_bit_idx = PLLD_IDDQ_BIT,
2096        .round_p_to_pdiv = pll_expo_p_to_pdiv,
2097        .pdiv_tohw = pll_expo_pdiv_to_hw,
2098        .div_nmp = &plld_nmp,
2099        .sdm_din_reg = PLLD_MISC0,
2100        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2101        .sdm_ctrl_reg = PLLD_MISC0,
2102        .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
2103        .ext_misc_reg[0] = PLLD_MISC0,
2104        .ext_misc_reg[1] = PLLD_MISC1,
2105        .freq_table = pll_d_freq_table,
2106        .flags = TEGRA_PLL_USE_LOCK,
2107        .mdiv_default = 1,
2108        .set_defaults = tegra210_plld_set_defaults,
2109        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2110        .set_gain = tegra210_clk_pll_set_gain,
2111        .adjust_vco = tegra210_clk_adjust_vco_min,
2112};
2113
2114static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
2115        { 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
2116        { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2117        { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2118        {        0,         0,  0, 0, 0, 0,      0 },
2119};
2120
2121/* s/w policy, always tegra_pll_ref */
2122static struct tegra_clk_pll_params pll_d2_params = {
2123        .input_min = 12000000,
2124        .input_max = 800000000,
2125        .cf_min = 12000000,
2126        .cf_max = 38400000,
2127        .vco_min = 750000000,
2128        .vco_max = 1500000000,
2129        .base_reg = PLLD2_BASE,
2130        .misc_reg = PLLD2_MISC0,
2131        .lock_mask = PLL_BASE_LOCK,
2132        .lock_delay = 300,
2133        .iddq_reg = PLLD2_BASE,
2134        .iddq_bit_idx = PLLSS_IDDQ_BIT,
2135        .sdm_din_reg = PLLD2_MISC3,
2136        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2137        .sdm_ctrl_reg = PLLD2_MISC1,
2138        .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
2139        /* disable spread-spectrum for pll_d2 */
2140        .ssc_ctrl_reg = 0,
2141        .ssc_ctrl_en_mask = 0,
2142        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2143        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2144        .div_nmp = &pllss_nmp,
2145        .ext_misc_reg[0] = PLLD2_MISC0,
2146        .ext_misc_reg[1] = PLLD2_MISC1,
2147        .ext_misc_reg[2] = PLLD2_MISC2,
2148        .ext_misc_reg[3] = PLLD2_MISC3,
2149        .max_p = PLL_QLIN_PDIV_MAX,
2150        .mdiv_default = 1,
2151        .freq_table = tegra210_pll_d2_freq_table,
2152        .set_defaults = tegra210_plld2_set_defaults,
2153        .flags = TEGRA_PLL_USE_LOCK,
2154        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2155        .set_gain = tegra210_clk_pll_set_gain,
2156        .adjust_vco = tegra210_clk_adjust_vco_min,
2157};
2158
2159static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
2160        { 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
2161        { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
2162        { 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
2163        {        0,         0,  0, 0, 0, 0,      0 },
2164};
2165
2166static struct tegra_clk_pll_params pll_dp_params = {
2167        .input_min = 12000000,
2168        .input_max = 800000000,
2169        .cf_min = 12000000,
2170        .cf_max = 38400000,
2171        .vco_min = 750000000,
2172        .vco_max = 1500000000,
2173        .base_reg = PLLDP_BASE,
2174        .misc_reg = PLLDP_MISC,
2175        .lock_mask = PLL_BASE_LOCK,
2176        .lock_delay = 300,
2177        .iddq_reg = PLLDP_BASE,
2178        .iddq_bit_idx = PLLSS_IDDQ_BIT,
2179        .sdm_din_reg = PLLDP_SS_CTRL2,
2180        .sdm_din_mask = PLLA_SDM_DIN_MASK,
2181        .sdm_ctrl_reg = PLLDP_SS_CFG,
2182        .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
2183        .ssc_ctrl_reg = PLLDP_SS_CFG,
2184        .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
2185        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2186        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2187        .div_nmp = &pllss_nmp,
2188        .ext_misc_reg[0] = PLLDP_MISC,
2189        .ext_misc_reg[1] = PLLDP_SS_CFG,
2190        .ext_misc_reg[2] = PLLDP_SS_CTRL1,
2191        .ext_misc_reg[3] = PLLDP_SS_CTRL2,
2192        .max_p = PLL_QLIN_PDIV_MAX,
2193        .mdiv_default = 1,
2194        .freq_table = pll_dp_freq_table,
2195        .set_defaults = tegra210_plldp_set_defaults,
2196        .flags = TEGRA_PLL_USE_LOCK,
2197        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2198        .set_gain = tegra210_clk_pll_set_gain,
2199        .adjust_vco = tegra210_clk_adjust_vco_min,
2200};
2201
2202static struct div_nmp pllu_nmp = {
2203        .divm_shift = 0,
2204        .divm_width = 8,
2205        .divn_shift = 8,
2206        .divn_width = 8,
2207        .divp_shift = 16,
2208        .divp_width = 5,
2209};
2210
2211static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
2212        { 12000000, 480000000, 40, 1, 1, 0 },
2213        { 13000000, 480000000, 36, 1, 1, 0 }, /* actual: 468.0 MHz */
2214        { 38400000, 480000000, 25, 2, 1, 0 },
2215        {        0,         0,  0, 0, 0, 0 },
2216};
2217
2218static struct tegra_clk_pll_params pll_u_vco_params = {
2219        .input_min = 9600000,
2220        .input_max = 800000000,
2221        .cf_min = 9600000,
2222        .cf_max = 19200000,
2223        .vco_min = 350000000,
2224        .vco_max = 700000000,
2225        .base_reg = PLLU_BASE,
2226        .misc_reg = PLLU_MISC0,
2227        .lock_mask = PLL_BASE_LOCK,
2228        .lock_delay = 1000,
2229        .iddq_reg = PLLU_MISC0,
2230        .iddq_bit_idx = PLLU_IDDQ_BIT,
2231        .ext_misc_reg[0] = PLLU_MISC0,
2232        .ext_misc_reg[1] = PLLU_MISC1,
2233        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2234        .pdiv_tohw = pll_qlin_pdiv_to_hw,
2235        .div_nmp = &pllu_nmp,
2236        .freq_table = pll_u_freq_table,
2237        .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2238};
2239
2240struct utmi_clk_param {
2241        /* Oscillator Frequency in KHz */
2242        u32 osc_frequency;
2243        /* UTMIP PLL Enable Delay Count  */
2244        u8 enable_delay_count;
2245        /* UTMIP PLL Stable count */
2246        u16 stable_count;
2247        /*  UTMIP PLL Active delay count */
2248        u8 active_delay_count;
2249        /* UTMIP PLL Xtal frequency count */
2250        u16 xtal_freq_count;
2251};
2252
2253static const struct utmi_clk_param utmi_parameters[] = {
2254        {
2255                .osc_frequency = 38400000, .enable_delay_count = 0x0,
2256                .stable_count = 0x0, .active_delay_count = 0x6,
2257                .xtal_freq_count = 0x80
2258        }, {
2259                .osc_frequency = 13000000, .enable_delay_count = 0x02,
2260                .stable_count = 0x33, .active_delay_count = 0x05,
2261                .xtal_freq_count = 0x7f
2262        }, {
2263                .osc_frequency = 19200000, .enable_delay_count = 0x03,
2264                .stable_count = 0x4b, .active_delay_count = 0x06,
2265                .xtal_freq_count = 0xbb
2266        }, {
2267                .osc_frequency = 12000000, .enable_delay_count = 0x02,
2268                .stable_count = 0x2f, .active_delay_count = 0x08,
2269                .xtal_freq_count = 0x76
2270        }, {
2271                .osc_frequency = 26000000, .enable_delay_count = 0x04,
2272                .stable_count = 0x66, .active_delay_count = 0x09,
2273                .xtal_freq_count = 0xfe
2274        }, {
2275                .osc_frequency = 16800000, .enable_delay_count = 0x03,
2276                .stable_count = 0x41, .active_delay_count = 0x0a,
2277                .xtal_freq_count = 0xa4
2278        },
2279};
2280
2281static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2282        [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2283        [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2284        [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2285        [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2286        [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2287        [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2288        [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2289        [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2290        [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2291        [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2292        [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2293        [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2294        [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2295        [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2296        [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2297        [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2298        [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2299        [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2300        [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2301        [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2302        [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2303        [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2304        [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2305        [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2306        [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2307        [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2308        [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2309        [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2310        [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2311        [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2312        [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2313        [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2314        [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2315        [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2316        [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2317        [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2318        [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2319        [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2320        [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2321        [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2322        [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2323        [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2324        [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2325        [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2326        [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2327        [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2328        [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2329        [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2330        [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2331        [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2332        [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2333        [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2334        [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2335        [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2336        [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2337        [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2338        [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2339        [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2340        [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2341        [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2342        [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2343        [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2344        [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2345        [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2346        [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2347        [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2348        [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2349        [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2350        [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2351        [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2352        [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
2353        [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2354        [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
2355        [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2356        [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true },
2357        [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2358        [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2359        [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2360        [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2361        [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2362        [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2363        [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2364        [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2365        [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2366        [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2367        [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2368        [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2369        [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2370        [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2371        [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2372        [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2373        [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2374        [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2375        [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2376        [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2377        [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2378        [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2379        [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2380        [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2381        [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2382        [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2383        [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2384        [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2385        [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2386        [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2387        [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2388        [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2389        [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2390        [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2391        [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2392        [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2393        [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2394        [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2395        [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2396        [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2397        [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2398        [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2399        [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2400        [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2401        [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2402        [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2403        [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2404        [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2405        [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2406        [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2407        [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2408        [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2409        [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2410        [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2411        [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2412        [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2413        [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2414        [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2415        [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2416        [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2417        [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2418        [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2419        [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2420        [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2421        [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2422        [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2423        [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2424        [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2425        [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2426        [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2427        [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2428        [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2429        [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2430        [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2431        [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2432        [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2433        [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2434        [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2435        [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2436        [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2437        [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2438        [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2439        [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2440        [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2441        [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2442        [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2443        [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2444        [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2445        [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2446        [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2447        [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2448        [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2449        [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2450        [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2451        [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2452        [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2453        [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2454        [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2455        [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2456        [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2457        [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2458        [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2459        [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2460        [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2461        [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2462        [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2463        [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2464        [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2465        [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2466        [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2467        [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2468        [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2469        [tegra_clk_pll_a1] = { .dt_id = TEGRA210_CLK_PLL_A1, .present = true },
2470        [tegra_clk_ispa] = { .dt_id = TEGRA210_CLK_ISPA, .present = true },
2471        [tegra_clk_cec] = { .dt_id = TEGRA210_CLK_CEC, .present = true },
2472        [tegra_clk_dmic1] = { .dt_id = TEGRA210_CLK_DMIC1, .present = true },
2473        [tegra_clk_dmic2] = { .dt_id = TEGRA210_CLK_DMIC2, .present = true },
2474        [tegra_clk_dmic3] = { .dt_id = TEGRA210_CLK_DMIC3, .present = true },
2475        [tegra_clk_dmic1_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK, .present = true },
2476        [tegra_clk_dmic2_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK, .present = true },
2477        [tegra_clk_dmic3_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK, .present = true },
2478        [tegra_clk_dmic1_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK_MUX, .present = true },
2479        [tegra_clk_dmic2_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK_MUX, .present = true },
2480        [tegra_clk_dmic3_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK_MUX, .present = true },
2481        [tegra_clk_dp2] = { .dt_id = TEGRA210_CLK_DP2, .present = true },
2482        [tegra_clk_iqc1] = { .dt_id = TEGRA210_CLK_IQC1, .present = true },
2483        [tegra_clk_iqc2] = { .dt_id = TEGRA210_CLK_IQC2, .present = true },
2484        [tegra_clk_pll_a_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT_ADSP, .present = true },
2485        [tegra_clk_pll_a_out0_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP, .present = true },
2486        [tegra_clk_adsp] = { .dt_id = TEGRA210_CLK_ADSP, .present = true },
2487        [tegra_clk_adsp_neon] = { .dt_id = TEGRA210_CLK_ADSP_NEON, .present = true },
2488};
2489
2490static struct tegra_devclk devclks[] __initdata = {
2491        { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2492        { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2493        { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2494        { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2495        { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2496        { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2497        { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2498        { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2499        { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2500        { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2501        { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2502        { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2503        { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2504        { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2505        { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2506        { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2507        { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2508        { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2509        { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2510        { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2511        { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2512        { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2513        { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2514        { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2515        { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2516        { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2517        { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2518        { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2519        { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2520        { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2521        { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2522        { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2523        { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2524        { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2525        { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2526        { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2527        { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2528        { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2529        { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2530        { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2531        { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2532        { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2533        { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2534        { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2535        { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2536        { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2537        { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2538        { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2539        { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2540        { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2541        { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2542        { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2543        { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2544        { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2545        { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2546        { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2547        { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2548        { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2549        { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2550        { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2551        { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2552        { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2553        { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2554        { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2555};
2556
2557static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2558        { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2559        { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2560};
2561
2562static const char * const aclk_parents[] = {
2563        "pll_a1", "pll_c", "pll_p", "pll_a_out0", "pll_c2", "pll_c3",
2564        "clk_m"
2565};
2566
2567static const unsigned int nvjpg_slcg_clkids[] = { TEGRA210_CLK_NVDEC };
2568static const unsigned int nvdec_slcg_clkids[] = { TEGRA210_CLK_NVJPG };
2569static const unsigned int sor_slcg_clkids[] = { TEGRA210_CLK_HDA2CODEC_2X,
2570        TEGRA210_CLK_HDA2HDMI, TEGRA210_CLK_DISP1, TEGRA210_CLK_DISP2 };
2571static const unsigned int disp_slcg_clkids[] = { TEGRA210_CLK_LA,
2572        TEGRA210_CLK_HOST1X};
2573static const unsigned int xusba_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2574        TEGRA210_CLK_XUSB_DEV };
2575static const unsigned int xusbb_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2576        TEGRA210_CLK_XUSB_SS };
2577static const unsigned int xusbc_slcg_clkids[] = { TEGRA210_CLK_XUSB_DEV,
2578        TEGRA210_CLK_XUSB_SS };
2579static const unsigned int venc_slcg_clkids[] = { TEGRA210_CLK_HOST1X,
2580        TEGRA210_CLK_PLL_D };
2581static const unsigned int ape_slcg_clkids[] = { TEGRA210_CLK_ACLK,
2582        TEGRA210_CLK_I2S0, TEGRA210_CLK_I2S1, TEGRA210_CLK_I2S2,
2583        TEGRA210_CLK_I2S3, TEGRA210_CLK_I2S4, TEGRA210_CLK_SPDIF_OUT,
2584        TEGRA210_CLK_D_AUDIO };
2585static const unsigned int vic_slcg_clkids[] = { TEGRA210_CLK_HOST1X };
2586
2587static struct tegra210_domain_mbist_war tegra210_pg_mbist_war[] = {
2588        [TEGRA_POWERGATE_VENC] = {
2589                .handle_lvl2_ovr = tegra210_venc_mbist_war,
2590                .num_clks = ARRAY_SIZE(venc_slcg_clkids),
2591                .clk_init_data = venc_slcg_clkids,
2592        },
2593        [TEGRA_POWERGATE_SATA] = {
2594                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2595                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2596                .lvl2_mask = BIT(0) | BIT(17) | BIT(19),
2597        },
2598        [TEGRA_POWERGATE_MPE] = {
2599                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2600                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2601                .lvl2_mask = BIT(29),
2602        },
2603        [TEGRA_POWERGATE_SOR] = {
2604                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2605                .num_clks = ARRAY_SIZE(sor_slcg_clkids),
2606                .clk_init_data = sor_slcg_clkids,
2607                .lvl2_offset = LVL2_CLK_GATE_OVRA,
2608                .lvl2_mask = BIT(1) | BIT(2),
2609        },
2610        [TEGRA_POWERGATE_DIS] = {
2611                .handle_lvl2_ovr = tegra210_disp_mbist_war,
2612                .num_clks = ARRAY_SIZE(disp_slcg_clkids),
2613                .clk_init_data = disp_slcg_clkids,
2614        },
2615        [TEGRA_POWERGATE_DISB] = {
2616                .num_clks = ARRAY_SIZE(disp_slcg_clkids),
2617                .clk_init_data = disp_slcg_clkids,
2618                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2619                .lvl2_offset = LVL2_CLK_GATE_OVRA,
2620                .lvl2_mask = BIT(2),
2621        },
2622        [TEGRA_POWERGATE_XUSBA] = {
2623                .num_clks = ARRAY_SIZE(xusba_slcg_clkids),
2624                .clk_init_data = xusba_slcg_clkids,
2625                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2626                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2627                .lvl2_mask = BIT(30) | BIT(31),
2628        },
2629        [TEGRA_POWERGATE_XUSBB] = {
2630                .num_clks = ARRAY_SIZE(xusbb_slcg_clkids),
2631                .clk_init_data = xusbb_slcg_clkids,
2632                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2633                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2634                .lvl2_mask = BIT(30) | BIT(31),
2635        },
2636        [TEGRA_POWERGATE_XUSBC] = {
2637                .num_clks = ARRAY_SIZE(xusbc_slcg_clkids),
2638                .clk_init_data = xusbc_slcg_clkids,
2639                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2640                .lvl2_offset = LVL2_CLK_GATE_OVRC,
2641                .lvl2_mask = BIT(30) | BIT(31),
2642        },
2643        [TEGRA_POWERGATE_VIC] = {
2644                .num_clks = ARRAY_SIZE(vic_slcg_clkids),
2645                .clk_init_data = vic_slcg_clkids,
2646                .handle_lvl2_ovr = tegra210_vic_mbist_war,
2647        },
2648        [TEGRA_POWERGATE_NVDEC] = {
2649                .num_clks = ARRAY_SIZE(nvdec_slcg_clkids),
2650                .clk_init_data = nvdec_slcg_clkids,
2651                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2652                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2653                .lvl2_mask = BIT(9) | BIT(31),
2654        },
2655        [TEGRA_POWERGATE_NVJPG] = {
2656                .num_clks = ARRAY_SIZE(nvjpg_slcg_clkids),
2657                .clk_init_data = nvjpg_slcg_clkids,
2658                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2659                .lvl2_offset = LVL2_CLK_GATE_OVRE,
2660                .lvl2_mask = BIT(9) | BIT(31),
2661        },
2662        [TEGRA_POWERGATE_AUD] = {
2663                .num_clks = ARRAY_SIZE(ape_slcg_clkids),
2664                .clk_init_data = ape_slcg_clkids,
2665                .handle_lvl2_ovr = tegra210_ape_mbist_war,
2666        },
2667        [TEGRA_POWERGATE_VE2] = {
2668                .handle_lvl2_ovr = tegra210_generic_mbist_war,
2669                .lvl2_offset = LVL2_CLK_GATE_OVRD,
2670                .lvl2_mask = BIT(22),
2671        },
2672};
2673
2674int tegra210_clk_handle_mbist_war(unsigned int id)
2675{
2676        int err;
2677        struct tegra210_domain_mbist_war *mbist_war;
2678
2679        if (id >= ARRAY_SIZE(tegra210_pg_mbist_war)) {
2680                WARN(1, "unknown domain id in MBIST WAR handler\n");
2681                return -EINVAL;
2682        }
2683
2684        mbist_war = &tegra210_pg_mbist_war[id];
2685        if (!mbist_war->handle_lvl2_ovr)
2686                return 0;
2687
2688        if (mbist_war->num_clks && !mbist_war->clks)
2689                return -ENODEV;
2690
2691        err = clk_bulk_prepare_enable(mbist_war->num_clks, mbist_war->clks);
2692        if (err < 0)
2693                return err;
2694
2695        mutex_lock(&lvl2_ovr_lock);
2696
2697        mbist_war->handle_lvl2_ovr(mbist_war);
2698
2699        mutex_unlock(&lvl2_ovr_lock);
2700
2701        clk_bulk_disable_unprepare(mbist_war->num_clks, mbist_war->clks);
2702
2703        return 0;
2704}
2705
2706void tegra210_put_utmipll_in_iddq(void)
2707{
2708        u32 reg;
2709
2710        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2711
2712        if (reg & UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK) {
2713                pr_err("trying to assert IDDQ while UTMIPLL is locked\n");
2714                return;
2715        }
2716
2717        reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2718        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2719}
2720EXPORT_SYMBOL_GPL(tegra210_put_utmipll_in_iddq);
2721
2722void tegra210_put_utmipll_out_iddq(void)
2723{
2724        u32 reg;
2725
2726        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2727        reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2728        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2729}
2730EXPORT_SYMBOL_GPL(tegra210_put_utmipll_out_iddq);
2731
2732static void tegra210_utmi_param_configure(void)
2733{
2734        u32 reg;
2735        int i;
2736
2737        for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2738                if (osc_freq == utmi_parameters[i].osc_frequency)
2739                        break;
2740        }
2741
2742        if (i >= ARRAY_SIZE(utmi_parameters)) {
2743                pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2744                        osc_freq);
2745                return;
2746        }
2747
2748        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2749        reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2750        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2751
2752        udelay(10);
2753
2754        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2755
2756        /* Program UTMIP PLL stable and active counts */
2757        /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2758        reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2759        reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2760
2761        reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2762        reg |=
2763        UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].active_delay_count);
2764        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2765
2766        /* Program UTMIP PLL delay and oscillator frequency counts */
2767        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2768
2769        reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2770        reg |=
2771        UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].enable_delay_count);
2772
2773        reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2774        reg |=
2775        UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].xtal_freq_count);
2776
2777        reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2778        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2779
2780        /* Remove power downs from UTMIP PLL control bits */
2781        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2782        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2783        reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2784        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2785
2786        udelay(20);
2787
2788        /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2789        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2790        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2791        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2792        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2793        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2794        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2795        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2796        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2797
2798        /* Setup HW control of UTMIPLL */
2799        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2800        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2801        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2802        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2803
2804        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2805        reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2806        reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2807        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2808
2809        udelay(1);
2810
2811        reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2812        reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2813        writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2814
2815        udelay(1);
2816
2817        /* Enable HW control UTMIPLL */
2818        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2819        reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2820        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2821}
2822
2823static int tegra210_enable_pllu(void)
2824{
2825        struct tegra_clk_pll_freq_table *fentry;
2826        struct tegra_clk_pll pllu;
2827        u32 reg;
2828
2829        for (fentry = pll_u_freq_table; fentry->input_rate; fentry++) {
2830                if (fentry->input_rate == pll_ref_freq)
2831                        break;
2832        }
2833
2834        if (!fentry->input_rate) {
2835                pr_err("Unknown PLL_U reference frequency %lu\n", pll_ref_freq);
2836                return -EINVAL;
2837        }
2838
2839        /* clear IDDQ bit */
2840        pllu.params = &pll_u_vco_params;
2841        reg = readl_relaxed(clk_base + pllu.params->ext_misc_reg[0]);
2842        reg &= ~BIT(pllu.params->iddq_bit_idx);
2843        writel_relaxed(reg, clk_base + pllu.params->ext_misc_reg[0]);
2844        udelay(5);
2845
2846        reg = readl_relaxed(clk_base + PLLU_BASE);
2847        reg &= ~GENMASK(20, 0);
2848        reg |= fentry->m;
2849        reg |= fentry->n << 8;
2850        reg |= fentry->p << 16;
2851        writel(reg, clk_base + PLLU_BASE);
2852        udelay(1);
2853        reg |= PLL_ENABLE;
2854        writel(reg, clk_base + PLLU_BASE);
2855
2856        readl_relaxed_poll_timeout_atomic(clk_base + PLLU_BASE, reg,
2857                                          reg & PLL_BASE_LOCK, 2, 1000);
2858        if (!(reg & PLL_BASE_LOCK)) {
2859                pr_err("Timed out waiting for PLL_U to lock\n");
2860                return -ETIMEDOUT;
2861        }
2862
2863        return 0;
2864}
2865
2866static int tegra210_init_pllu(void)
2867{
2868        u32 reg;
2869        int err;
2870
2871        tegra210_pllu_set_defaults(&pll_u_vco_params);
2872        /* skip initialization when pllu is in hw controlled mode */
2873        reg = readl_relaxed(clk_base + PLLU_BASE);
2874        if (reg & PLLU_BASE_OVERRIDE) {
2875                if (!(reg & PLL_ENABLE)) {
2876                        err = tegra210_enable_pllu();
2877                        if (err < 0) {
2878                                WARN_ON(1);
2879                                return err;
2880                        }
2881                }
2882                /* enable hw controlled mode */
2883                reg = readl_relaxed(clk_base + PLLU_BASE);
2884                reg &= ~PLLU_BASE_OVERRIDE;
2885                writel(reg, clk_base + PLLU_BASE);
2886
2887                reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2888                reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2889                       PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2890                       PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2891                reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2892                        PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2893                writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2894
2895                reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2896                reg &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK;
2897                writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2898                udelay(1);
2899
2900                reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2901                reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2902                writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2903                udelay(1);
2904
2905                reg = readl_relaxed(clk_base + PLLU_BASE);
2906                reg &= ~PLLU_BASE_CLKENABLE_USB;
2907                writel_relaxed(reg, clk_base + PLLU_BASE);
2908        }
2909
2910        /* enable UTMIPLL hw control if not yet done by the bootloader */
2911        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2912        if (!(reg & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE))
2913                tegra210_utmi_param_configure();
2914
2915        return 0;
2916}
2917
2918static const char * const sor1_out_parents[] = {
2919        /*
2920         * Bit 0 of the mux selects sor1_pad_clkout, irrespective of bit 1, so
2921         * the sor1_pad_clkout parent appears twice in the list below. This is
2922         * merely to support clk_get_parent() if firmware happened to set
2923         * these bits to 0b11. While not an invalid setting, code should
2924         * always set the bits to 0b01 to select sor1_pad_clkout.
2925         */
2926        "sor_safe", "sor1_pad_clkout", "sor1", "sor1_pad_clkout",
2927};
2928
2929static const char * const sor1_parents[] = {
2930        "pll_p", "pll_d_out0", "pll_d2_out0", "clk_m",
2931};
2932
2933static u32 sor1_parents_idx[] = { 0, 2, 5, 6 };
2934
2935static struct tegra_periph_init_data tegra210_periph[] = {
2936        TEGRA_INIT_DATA_TABLE("sor1", NULL, NULL, sor1_parents,
2937                              CLK_SOURCE_SOR1, 29, 0x7, 0, 0, 8, 1,
2938                              TEGRA_DIVIDER_ROUND_UP, 183, 0, tegra_clk_sor1,
2939                              sor1_parents_idx, 0, &sor1_lock),
2940};
2941
2942static const char * const la_parents[] = {
2943        "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_re_out1", "pll_a1", "clk_m", "pll_c4_out0"
2944};
2945
2946static struct tegra_clk_periph tegra210_la =
2947        TEGRA_CLK_PERIPH(29, 7, 9, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, 76, 0, NULL, 0);
2948
2949static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2950                                            void __iomem *pmc_base)
2951{
2952        struct clk *clk;
2953        unsigned int i;
2954
2955        /* xusb_ss_div2 */
2956        clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2957                                        1, 2);
2958        clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2959
2960        clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
2961                                              1, 17, 222);
2962        clks[TEGRA210_CLK_SOR_SAFE] = clk;
2963
2964        clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base,
2965                                              1, 17, 181);
2966        clks[TEGRA210_CLK_DPAUX] = clk;
2967
2968        clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base,
2969                                              1, 17, 207);
2970        clks[TEGRA210_CLK_DPAUX1] = clk;
2971
2972        clk = clk_register_mux_table(NULL, "sor1_out", sor1_out_parents,
2973                                     ARRAY_SIZE(sor1_out_parents), 0,
2974                                     clk_base + CLK_SOURCE_SOR1, 14, 0x3,
2975                                     0, NULL, &sor1_lock);
2976        clks[TEGRA210_CLK_SOR1_OUT] = clk;
2977
2978        /* pll_d_dsi_out */
2979        clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2980                                clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2981        clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2982
2983        /* dsia */
2984        clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2985                                             clk_base, 0, 48,
2986                                             periph_clk_enb_refcnt);
2987        clks[TEGRA210_CLK_DSIA] = clk;
2988
2989        /* dsib */
2990        clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2991                                             clk_base, 0, 82,
2992                                             periph_clk_enb_refcnt);
2993        clks[TEGRA210_CLK_DSIB] = clk;
2994
2995        /* la */
2996        clk = tegra_clk_register_periph("la", la_parents,
2997                        ARRAY_SIZE(la_parents), &tegra210_la, clk_base,
2998                        CLK_SOURCE_LA, 0);
2999        clks[TEGRA210_CLK_LA] = clk;
3000
3001        /* emc mux */
3002        clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
3003                               ARRAY_SIZE(mux_pllmcp_clkm), 0,
3004                               clk_base + CLK_SOURCE_EMC,
3005                               29, 3, 0, &emc_lock);
3006
3007        clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
3008                                    &emc_lock);
3009        clks[TEGRA210_CLK_MC] = clk;
3010
3011        /* cml0 */
3012        clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
3013                                0, 0, &pll_e_lock);
3014        clk_register_clkdev(clk, "cml0", NULL);
3015        clks[TEGRA210_CLK_CML0] = clk;
3016
3017        /* cml1 */
3018        clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
3019                                1, 0, &pll_e_lock);
3020        clk_register_clkdev(clk, "cml1", NULL);
3021        clks[TEGRA210_CLK_CML1] = clk;
3022
3023        clk = tegra_clk_register_super_clk("aclk", aclk_parents,
3024                                ARRAY_SIZE(aclk_parents), 0, clk_base + 0x6e0,
3025                                0, NULL);
3026        clks[TEGRA210_CLK_ACLK] = clk;
3027
3028        clk = tegra_clk_register_sdmmc_mux_div("sdmmc2", clk_base,
3029                                            CLK_SOURCE_SDMMC2, 9,
3030                                            TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3031        clks[TEGRA210_CLK_SDMMC2] = clk;
3032
3033        clk = tegra_clk_register_sdmmc_mux_div("sdmmc4", clk_base,
3034                                            CLK_SOURCE_SDMMC4, 15,
3035                                            TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3036        clks[TEGRA210_CLK_SDMMC4] = clk;
3037
3038        for (i = 0; i < ARRAY_SIZE(tegra210_periph); i++) {
3039                struct tegra_periph_init_data *init = &tegra210_periph[i];
3040                struct clk **clkp;
3041
3042                clkp = tegra_lookup_dt_id(init->clk_id, tegra210_clks);
3043                if (!clkp) {
3044                        pr_warn("clock %u not found\n", init->clk_id);
3045                        continue;
3046                }
3047
3048                clk = tegra_clk_register_periph_data(clk_base, init);
3049                *clkp = clk;
3050        }
3051
3052        tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
3053}
3054
3055static void __init tegra210_pll_init(void __iomem *clk_base,
3056                                     void __iomem *pmc)
3057{
3058        struct clk *clk;
3059
3060        /* PLLC */
3061        clk = tegra_clk_register_pllc_tegra210("pll_c", "pll_ref", clk_base,
3062                        pmc, 0, &pll_c_params, NULL);
3063        if (!WARN_ON(IS_ERR(clk)))
3064                clk_register_clkdev(clk, "pll_c", NULL);
3065        clks[TEGRA210_CLK_PLL_C] = clk;
3066
3067        /* PLLC_OUT1 */
3068        clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
3069                        clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3070                        8, 8, 1, NULL);
3071        clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
3072                                clk_base + PLLC_OUT, 1, 0,
3073                                CLK_SET_RATE_PARENT, 0, NULL);
3074        clk_register_clkdev(clk, "pll_c_out1", NULL);
3075        clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
3076
3077        /* PLLC_UD */
3078        clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
3079                                        CLK_SET_RATE_PARENT, 1, 1);
3080        clk_register_clkdev(clk, "pll_c_ud", NULL);
3081        clks[TEGRA210_CLK_PLL_C_UD] = clk;
3082
3083        /* PLLC2 */
3084        clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
3085                             pmc, 0, &pll_c2_params, NULL);
3086        clk_register_clkdev(clk, "pll_c2", NULL);
3087        clks[TEGRA210_CLK_PLL_C2] = clk;
3088
3089        /* PLLC3 */
3090        clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
3091                             pmc, 0, &pll_c3_params, NULL);
3092        clk_register_clkdev(clk, "pll_c3", NULL);
3093        clks[TEGRA210_CLK_PLL_C3] = clk;
3094
3095        /* PLLM */
3096        clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
3097                             CLK_SET_RATE_GATE, &pll_m_params, NULL);
3098        clk_register_clkdev(clk, "pll_m", NULL);
3099        clks[TEGRA210_CLK_PLL_M] = clk;
3100
3101        /* PLLMB */
3102        clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
3103                             CLK_SET_RATE_GATE, &pll_mb_params, NULL);
3104        clk_register_clkdev(clk, "pll_mb", NULL);
3105        clks[TEGRA210_CLK_PLL_MB] = clk;
3106
3107        /* PLLM_UD */
3108        clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
3109                                        CLK_SET_RATE_PARENT, 1, 1);
3110        clk_register_clkdev(clk, "pll_m_ud", NULL);
3111        clks[TEGRA210_CLK_PLL_M_UD] = clk;
3112
3113        /* PLLU_VCO */
3114        if (!tegra210_init_pllu()) {
3115                clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,
3116                                              480*1000*1000);
3117                clk_register_clkdev(clk, "pll_u_vco", NULL);
3118                clks[TEGRA210_CLK_PLL_U] = clk;
3119        }
3120
3121        /* PLLU_OUT */
3122        clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
3123                                         clk_base + PLLU_BASE, 16, 4, 0,
3124                                         pll_vco_post_div_table, NULL);
3125        clk_register_clkdev(clk, "pll_u_out", NULL);
3126        clks[TEGRA210_CLK_PLL_U_OUT] = clk;
3127
3128        /* PLLU_OUT1 */
3129        clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
3130                                clk_base + PLLU_OUTA, 0,
3131                                TEGRA_DIVIDER_ROUND_UP,
3132                                8, 8, 1, &pll_u_lock);
3133        clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
3134                                clk_base + PLLU_OUTA, 1, 0,
3135                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3136        clk_register_clkdev(clk, "pll_u_out1", NULL);
3137        clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
3138
3139        /* PLLU_OUT2 */
3140        clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
3141                                clk_base + PLLU_OUTA, 0,
3142                                TEGRA_DIVIDER_ROUND_UP,
3143                                24, 8, 1, &pll_u_lock);
3144        clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
3145                                clk_base + PLLU_OUTA, 17, 16,
3146                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3147        clk_register_clkdev(clk, "pll_u_out2", NULL);
3148        clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
3149
3150        /* PLLU_480M */
3151        clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
3152                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3153                                22, 0, &pll_u_lock);
3154        clk_register_clkdev(clk, "pll_u_480M", NULL);
3155        clks[TEGRA210_CLK_PLL_U_480M] = clk;
3156
3157        /* PLLU_60M */
3158        clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
3159                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3160                                23, 0, &pll_u_lock);
3161        clk_register_clkdev(clk, "pll_u_60M", NULL);
3162        clks[TEGRA210_CLK_PLL_U_60M] = clk;
3163
3164        /* PLLU_48M */
3165        clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
3166                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3167                                25, 0, &pll_u_lock);
3168        clk_register_clkdev(clk, "pll_u_48M", NULL);
3169        clks[TEGRA210_CLK_PLL_U_48M] = clk;
3170
3171        /* PLLD */
3172        clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
3173                            &pll_d_params, &pll_d_lock);
3174        clk_register_clkdev(clk, "pll_d", NULL);
3175        clks[TEGRA210_CLK_PLL_D] = clk;
3176
3177        /* PLLD_OUT0 */
3178        clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
3179                                        CLK_SET_RATE_PARENT, 1, 2);
3180        clk_register_clkdev(clk, "pll_d_out0", NULL);
3181        clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
3182
3183        /* PLLRE */
3184        clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
3185                                                clk_base, pmc, 0,
3186                                                &pll_re_vco_params,
3187                                                &pll_re_lock, pll_ref_freq);
3188        clk_register_clkdev(clk, "pll_re_vco", NULL);
3189        clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
3190
3191        clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
3192                                         clk_base + PLLRE_BASE, 16, 5, 0,
3193                                         pll_vco_post_div_table, &pll_re_lock);
3194        clk_register_clkdev(clk, "pll_re_out", NULL);
3195        clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
3196
3197        clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
3198                                         clk_base + PLLRE_OUT1, 0,
3199                                         TEGRA_DIVIDER_ROUND_UP,
3200                                         8, 8, 1, NULL);
3201        clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
3202                                         clk_base + PLLRE_OUT1, 1, 0,
3203                                         CLK_SET_RATE_PARENT, 0, NULL);
3204        clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
3205
3206        /* PLLE */
3207        clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
3208                                      clk_base, 0, &pll_e_params, NULL);
3209        clk_register_clkdev(clk, "pll_e", NULL);
3210        clks[TEGRA210_CLK_PLL_E] = clk;
3211
3212        /* PLLC4 */
3213        clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
3214                             0, &pll_c4_vco_params, NULL, pll_ref_freq);
3215        clk_register_clkdev(clk, "pll_c4_vco", NULL);
3216        clks[TEGRA210_CLK_PLL_C4] = clk;
3217
3218        /* PLLC4_OUT0 */
3219        clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
3220                                         clk_base + PLLC4_BASE, 19, 4, 0,
3221                                         pll_vco_post_div_table, NULL);
3222        clk_register_clkdev(clk, "pll_c4_out0", NULL);
3223        clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
3224
3225        /* PLLC4_OUT1 */
3226        clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
3227                                        CLK_SET_RATE_PARENT, 1, 3);
3228        clk_register_clkdev(clk, "pll_c4_out1", NULL);
3229        clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
3230
3231        /* PLLC4_OUT2 */
3232        clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
3233                                        CLK_SET_RATE_PARENT, 1, 5);
3234        clk_register_clkdev(clk, "pll_c4_out2", NULL);
3235        clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
3236
3237        /* PLLC4_OUT3 */
3238        clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
3239                        clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3240                        8, 8, 1, NULL);
3241        clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
3242                                clk_base + PLLC4_OUT, 1, 0,
3243                                CLK_SET_RATE_PARENT, 0, NULL);
3244        clk_register_clkdev(clk, "pll_c4_out3", NULL);
3245        clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
3246
3247        /* PLLDP */
3248        clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
3249                                        0, &pll_dp_params, NULL);
3250        clk_register_clkdev(clk, "pll_dp", NULL);
3251        clks[TEGRA210_CLK_PLL_DP] = clk;
3252
3253        /* PLLD2 */
3254        clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
3255                                        0, &pll_d2_params, NULL);
3256        clk_register_clkdev(clk, "pll_d2", NULL);
3257        clks[TEGRA210_CLK_PLL_D2] = clk;
3258
3259        /* PLLD2_OUT0 */
3260        clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
3261                                        CLK_SET_RATE_PARENT, 1, 1);
3262        clk_register_clkdev(clk, "pll_d2_out0", NULL);
3263        clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
3264
3265        /* PLLP_OUT2 */
3266        clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
3267                                        CLK_SET_RATE_PARENT, 1, 2);
3268        clk_register_clkdev(clk, "pll_p_out2", NULL);
3269        clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
3270
3271}
3272
3273/* Tegra210 CPU clock and reset control functions */
3274static void tegra210_wait_cpu_in_reset(u32 cpu)
3275{
3276        unsigned int reg;
3277
3278        do {
3279                reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
3280                cpu_relax();
3281        } while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
3282}
3283
3284static void tegra210_disable_cpu_clock(u32 cpu)
3285{
3286        /* flow controller would take care in the power sequence. */
3287}
3288
3289#ifdef CONFIG_PM_SLEEP
3290static void tegra210_cpu_clock_suspend(void)
3291{
3292        /* switch coresite to clk_m, save off original source */
3293        tegra210_cpu_clk_sctx.clk_csite_src =
3294                                readl(clk_base + CLK_SOURCE_CSITE);
3295        writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
3296}
3297
3298static void tegra210_cpu_clock_resume(void)
3299{
3300        writel(tegra210_cpu_clk_sctx.clk_csite_src,
3301                                clk_base + CLK_SOURCE_CSITE);
3302}
3303#endif
3304
3305static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
3306        .wait_for_reset = tegra210_wait_cpu_in_reset,
3307        .disable_clock  = tegra210_disable_cpu_clock,
3308#ifdef CONFIG_PM_SLEEP
3309        .suspend        = tegra210_cpu_clock_suspend,
3310        .resume         = tegra210_cpu_clock_resume,
3311#endif
3312};
3313
3314static const struct of_device_id pmc_match[] __initconst = {
3315        { .compatible = "nvidia,tegra210-pmc" },
3316        { },
3317};
3318
3319static struct tegra_clk_init_table init_table[] __initdata = {
3320        { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
3321        { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
3322        { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
3323        { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
3324        { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
3325        { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
3326        { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
3327        { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
3328        { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
3329        { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3330        { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3331        { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3332        { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3333        { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3334        { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
3335        { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
3336        { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 0 },
3337        { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
3338        { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
3339        { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
3340        { TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
3341        { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3342        { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
3343        { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
3344        { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3345        { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3346        { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
3347        { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3348        { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3349        { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
3350        { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
3351        { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
3352        { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3353        /* TODO find a way to enable this on-demand */
3354        { TEGRA210_CLK_DBGAPB, TEGRA210_CLK_CLK_MAX, 0, 1 },
3355        { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
3356        { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
3357        { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
3358        { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
3359        { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
3360        { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
3361        { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
3362        { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
3363        { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
3364        { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
3365        { TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
3366        { TEGRA210_CLK_SPDIF_IN_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3367        { TEGRA210_CLK_I2S0_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3368        { TEGRA210_CLK_I2S1_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3369        { TEGRA210_CLK_I2S2_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3370        { TEGRA210_CLK_I2S3_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3371        { TEGRA210_CLK_I2S4_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3372        { TEGRA210_CLK_VIMCLK_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3373        { TEGRA210_CLK_HDA, TEGRA210_CLK_PLL_P, 51000000, 0 },
3374        { TEGRA210_CLK_HDA2CODEC_2X, TEGRA210_CLK_PLL_P, 48000000, 0 },
3375        /* This MUST be the last entry. */
3376        { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
3377};
3378
3379/**
3380 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
3381 *
3382 * Program an initial clock rate and enable or disable clocks needed
3383 * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
3384 * called by assigning a pointer to it to tegra_clk_apply_init_table -
3385 * this will be called as an arch_initcall.  No return value.
3386 */
3387static void __init tegra210_clock_apply_init_table(void)
3388{
3389        tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
3390}
3391
3392/**
3393 * tegra210_car_barrier - wait for pending writes to the CAR to complete
3394 *
3395 * Wait for any outstanding writes to the CAR MMIO space from this CPU
3396 * to complete before continuing execution.  No return value.
3397 */
3398static void tegra210_car_barrier(void)
3399{
3400        readl_relaxed(clk_base + RST_DFLL_DVCO);
3401}
3402
3403/**
3404 * tegra210_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
3405 *
3406 * Assert the reset line of the DFLL's DVCO.  No return value.
3407 */
3408static void tegra210_clock_assert_dfll_dvco_reset(void)
3409{
3410        u32 v;
3411
3412        v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3413        v |= (1 << DVFS_DFLL_RESET_SHIFT);
3414        writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3415        tegra210_car_barrier();
3416}
3417
3418/**
3419 * tegra210_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
3420 *
3421 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
3422 * operate.  No return value.
3423 */
3424static void tegra210_clock_deassert_dfll_dvco_reset(void)
3425{
3426        u32 v;
3427
3428        v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3429        v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
3430        writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3431        tegra210_car_barrier();
3432}
3433
3434static int tegra210_reset_assert(unsigned long id)
3435{
3436        if (id == TEGRA210_RST_DFLL_DVCO)
3437                tegra210_clock_assert_dfll_dvco_reset();
3438        else if (id == TEGRA210_RST_ADSP)
3439                writel(GENMASK(26, 21) | BIT(7),
3440                        clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_SET);
3441        else
3442                return -EINVAL;
3443
3444        return 0;
3445}
3446
3447static int tegra210_reset_deassert(unsigned long id)
3448{
3449        if (id == TEGRA210_RST_DFLL_DVCO)
3450                tegra210_clock_deassert_dfll_dvco_reset();
3451        else if (id == TEGRA210_RST_ADSP) {
3452                writel(BIT(21), clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3453                /*
3454                 * Considering adsp cpu clock (min: 12.5MHZ, max: 1GHz)
3455                 * a delay of 5us ensures that it's at least
3456                 * 6 * adsp_cpu_cycle_period long.
3457                 */
3458                udelay(5);
3459                writel(GENMASK(26, 22) | BIT(7),
3460                        clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3461        } else
3462                return -EINVAL;
3463
3464        return 0;
3465}
3466
3467static void tegra210_mbist_clk_init(void)
3468{
3469        unsigned int i, j;
3470
3471        for (i = 0; i < ARRAY_SIZE(tegra210_pg_mbist_war); i++) {
3472                unsigned int num_clks = tegra210_pg_mbist_war[i].num_clks;
3473                struct clk_bulk_data *clk_data;
3474
3475                if (!num_clks)
3476                        continue;
3477
3478                clk_data = kmalloc_array(num_clks, sizeof(*clk_data),
3479                                         GFP_KERNEL);
3480                if (WARN_ON(!clk_data))
3481                        return;
3482
3483                tegra210_pg_mbist_war[i].clks = clk_data;
3484                for (j = 0; j < num_clks; j++) {
3485                        int clk_id = tegra210_pg_mbist_war[i].clk_init_data[j];
3486                        struct clk *clk = clks[clk_id];
3487
3488                        if (WARN(IS_ERR(clk), "clk_id: %d\n", clk_id)) {
3489                                kfree(clk_data);
3490                                tegra210_pg_mbist_war[i].clks = NULL;
3491                                break;
3492                        }
3493                        clk_data[j].clk = clk;
3494                }
3495        }
3496}
3497
3498/**
3499 * tegra210_clock_init - Tegra210-specific clock initialization
3500 * @np: struct device_node * of the DT node for the SoC CAR IP block
3501 *
3502 * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
3503 * to be called by the OF init code when a DT node with the
3504 * "nvidia,tegra210-car" string is encountered, and declared with
3505 * CLK_OF_DECLARE.  No return value.
3506 */
3507static void __init tegra210_clock_init(struct device_node *np)
3508{
3509        struct device_node *node;
3510        u32 value, clk_m_div;
3511
3512        clk_base = of_iomap(np, 0);
3513        if (!clk_base) {
3514                pr_err("ioremap tegra210 CAR failed\n");
3515                return;
3516        }
3517
3518        node = of_find_matching_node(NULL, pmc_match);
3519        if (!node) {
3520                pr_err("Failed to find pmc node\n");
3521                WARN_ON(1);
3522                return;
3523        }
3524
3525        pmc_base = of_iomap(node, 0);
3526        if (!pmc_base) {
3527                pr_err("Can't map pmc registers\n");
3528                WARN_ON(1);
3529                return;
3530        }
3531
3532        ahub_base = ioremap(TEGRA210_AHUB_BASE, SZ_64K);
3533        if (!ahub_base) {
3534                pr_err("ioremap tegra210 APE failed\n");
3535                return;
3536        }
3537
3538        dispa_base = ioremap(TEGRA210_DISPA_BASE, SZ_256K);
3539        if (!dispa_base) {
3540                pr_err("ioremap tegra210 DISPA failed\n");
3541                return;
3542        }
3543
3544        vic_base = ioremap(TEGRA210_VIC_BASE, SZ_256K);
3545        if (!vic_base) {
3546                pr_err("ioremap tegra210 VIC failed\n");
3547                return;
3548        }
3549
3550        clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
3551                              TEGRA210_CAR_BANK_COUNT);
3552        if (!clks)
3553                return;
3554
3555        value = readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
3556        clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
3557
3558        if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
3559                               ARRAY_SIZE(tegra210_input_freq), clk_m_div,
3560                               &osc_freq, &pll_ref_freq) < 0)
3561                return;
3562
3563        tegra_fixed_clk_init(tegra210_clks);
3564        tegra210_pll_init(clk_base, pmc_base);
3565        tegra210_periph_clk_init(clk_base, pmc_base);
3566        tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
3567                             tegra210_audio_plls,
3568                             ARRAY_SIZE(tegra210_audio_plls), 24576000);
3569        tegra_pmc_clk_init(pmc_base, tegra210_clks);
3570
3571        /* For Tegra210, PLLD is the only source for DSIA & DSIB */
3572        value = readl(clk_base + PLLD_BASE);
3573        value &= ~BIT(25);
3574        writel(value, clk_base + PLLD_BASE);
3575
3576        tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
3577
3578        tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
3579                                  &pll_x_params);
3580        tegra_init_special_resets(2, tegra210_reset_assert,
3581                                  tegra210_reset_deassert);
3582
3583        tegra_add_of_provider(np, of_clk_src_onecell_get);
3584        tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
3585
3586        tegra210_mbist_clk_init();
3587
3588        tegra_cpu_car_ops = &tegra210_cpu_car_ops;
3589}
3590CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
3591