linux/drivers/clk/ux500/u8540_clk.c
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   1/*
   2 * Clock definitions for u8540 platform.
   3 *
   4 * Copyright (C) 2012 ST-Ericsson SA
   5 * Author: Ulf Hansson <ulf.hansson@linaro.org>
   6 *
   7 * License terms: GNU General Public License (GPL) version 2
   8 */
   9
  10#include <linux/of.h>
  11#include <linux/of_address.h>
  12#include <linux/clkdev.h>
  13#include <linux/clk-provider.h>
  14#include <linux/mfd/dbx500-prcmu.h>
  15#include "clk.h"
  16
  17/* CLKRST4 is missing making it hard to index things */
  18enum clkrst_index {
  19        CLKRST1_INDEX = 0,
  20        CLKRST2_INDEX,
  21        CLKRST3_INDEX,
  22        CLKRST5_INDEX,
  23        CLKRST6_INDEX,
  24        CLKRST_MAX,
  25};
  26
  27static void u8540_clk_init(struct device_node *np)
  28{
  29        struct clk *clk;
  30        u32 bases[CLKRST_MAX];
  31        int i;
  32
  33        for (i = 0; i < ARRAY_SIZE(bases); i++) {
  34                struct resource r;
  35
  36                if (of_address_to_resource(np, i, &r))
  37                        /* Not much choice but to continue */
  38                        pr_err("failed to get CLKRST %d base address\n",
  39                               i + 1);
  40                bases[i] = r.start;
  41        }
  42
  43        /* Clock sources. */
  44        /* Fixed ClockGen */
  45        clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0,
  46                                CLK_IGNORE_UNUSED);
  47        clk_register_clkdev(clk, "soc0_pll", NULL);
  48
  49        clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1,
  50                                CLK_IGNORE_UNUSED);
  51        clk_register_clkdev(clk, "soc1_pll", NULL);
  52
  53        clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR,
  54                                CLK_IGNORE_UNUSED);
  55        clk_register_clkdev(clk, "ddr_pll", NULL);
  56
  57        clk = clk_register_fixed_rate(NULL, "rtc32k", NULL,
  58                                CLK_IGNORE_UNUSED,
  59                                32768);
  60        clk_register_clkdev(clk, "clk32k", NULL);
  61        clk_register_clkdev(clk, "apb_pclk", "rtc-pl031");
  62
  63        clk = clk_register_fixed_rate(NULL, "ulp38m4", NULL,
  64                                CLK_IGNORE_UNUSED,
  65                                38400000);
  66
  67        clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0);
  68        clk_register_clkdev(clk, NULL, "UART");
  69
  70        /* msp02clk needs a abx500 clk as parent. Handle by abx500 clk driver */
  71        clk = clk_reg_prcmu_gate("msp02clk", "ab9540_sysclk12_b1",
  72                        PRCMU_MSP02CLK, 0);
  73        clk_register_clkdev(clk, NULL, "MSP02");
  74
  75        clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0);
  76        clk_register_clkdev(clk, NULL, "MSP1");
  77
  78        clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0);
  79        clk_register_clkdev(clk, NULL, "I2C");
  80
  81        clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0);
  82        clk_register_clkdev(clk, NULL, "slim");
  83
  84        clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0);
  85        clk_register_clkdev(clk, NULL, "PERIPH1");
  86
  87        clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0);
  88        clk_register_clkdev(clk, NULL, "PERIPH2");
  89
  90        clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0);
  91        clk_register_clkdev(clk, NULL, "PERIPH3");
  92
  93        clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0);
  94        clk_register_clkdev(clk, NULL, "PERIPH5");
  95
  96        clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0);
  97        clk_register_clkdev(clk, NULL, "PERIPH6");
  98
  99        clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0);
 100        clk_register_clkdev(clk, NULL, "PERIPH7");
 101
 102        clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0,
 103                                CLK_SET_RATE_GATE);
 104        clk_register_clkdev(clk, NULL, "lcd");
 105        clk_register_clkdev(clk, "lcd", "mcde");
 106
 107        clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0);
 108        clk_register_clkdev(clk, NULL, "bml");
 109
 110        clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0,
 111                                     CLK_SET_RATE_GATE);
 112
 113        clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0,
 114                                     CLK_SET_RATE_GATE);
 115
 116        clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0,
 117                                     CLK_SET_RATE_GATE);
 118        clk_register_clkdev(clk, NULL, "hdmi");
 119        clk_register_clkdev(clk, "hdmi", "mcde");
 120
 121        clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0);
 122        clk_register_clkdev(clk, NULL, "apeat");
 123
 124        clk = clk_reg_prcmu_gate("apetraceclk", NULL, PRCMU_APETRACECLK, 0);
 125        clk_register_clkdev(clk, NULL, "apetrace");
 126
 127        clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0);
 128        clk_register_clkdev(clk, NULL, "mcde");
 129        clk_register_clkdev(clk, "mcde", "mcde");
 130        clk_register_clkdev(clk, NULL, "dsilink.0");
 131        clk_register_clkdev(clk, NULL, "dsilink.1");
 132        clk_register_clkdev(clk, NULL, "dsilink.2");
 133
 134        clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0);
 135        clk_register_clkdev(clk, NULL, "ipi2");
 136
 137        clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0);
 138        clk_register_clkdev(clk, NULL, "dsialt");
 139
 140        clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0);
 141        clk_register_clkdev(clk, NULL, "dma40.0");
 142
 143        clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0);
 144        clk_register_clkdev(clk, NULL, "b2r2");
 145        clk_register_clkdev(clk, NULL, "b2r2_core");
 146        clk_register_clkdev(clk, NULL, "U8500-B2R2.0");
 147        clk_register_clkdev(clk, NULL, "b2r2_1_core");
 148
 149        clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0,
 150                                     CLK_SET_RATE_GATE);
 151        clk_register_clkdev(clk, NULL, "tv");
 152        clk_register_clkdev(clk, "tv", "mcde");
 153
 154        clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0);
 155        clk_register_clkdev(clk, NULL, "SSP");
 156
 157        clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0);
 158        clk_register_clkdev(clk, NULL, "rngclk");
 159
 160        clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0);
 161        clk_register_clkdev(clk, NULL, "uicc");
 162
 163        clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0);
 164        clk_register_clkdev(clk, NULL, "mtu0");
 165        clk_register_clkdev(clk, NULL, "mtu1");
 166
 167        clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL,
 168                                        PRCMU_SDMMCCLK, 100000000,
 169                                        CLK_SET_RATE_GATE);
 170        clk_register_clkdev(clk, NULL, "sdmmc");
 171
 172        clk = clk_reg_prcmu_opp_volt_scalable("sdmmchclk", NULL,
 173                                        PRCMU_SDMMCHCLK, 400000000,
 174                                        CLK_SET_RATE_GATE);
 175        clk_register_clkdev(clk, NULL, "sdmmchclk");
 176
 177        clk = clk_reg_prcmu_gate("hvaclk", NULL, PRCMU_HVACLK, 0);
 178        clk_register_clkdev(clk, NULL, "hva");
 179
 180        clk = clk_reg_prcmu_gate("g1clk", NULL, PRCMU_G1CLK, 0);
 181        clk_register_clkdev(clk, NULL, "g1");
 182
 183        clk = clk_reg_prcmu_scalable("spare1clk", NULL, PRCMU_SPARE1CLK, 0,
 184                                     CLK_SET_RATE_GATE);
 185        clk_register_clkdev(clk, "dsilcd", "mcde");
 186
 187        clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk",
 188                                PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE);
 189        clk_register_clkdev(clk, "dsihs2", "mcde");
 190        clk_register_clkdev(clk, "hs_clk", "dsilink.2");
 191
 192        clk = clk_reg_prcmu_scalable("dsilcd_pll", "spare1clk",
 193                                PRCMU_PLLDSI_LCD, 0, CLK_SET_RATE_GATE);
 194        clk_register_clkdev(clk, "dsilcd_pll", "mcde");
 195
 196        clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll",
 197                                PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE);
 198        clk_register_clkdev(clk, "dsihs0", "mcde");
 199
 200        clk = clk_reg_prcmu_scalable("dsi0lcdclk", "dsilcd_pll",
 201                                PRCMU_DSI0CLK_LCD, 0, CLK_SET_RATE_GATE);
 202        clk_register_clkdev(clk, "dsihs0", "mcde");
 203        clk_register_clkdev(clk, "hs_clk", "dsilink.0");
 204
 205        clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll",
 206                                PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE);
 207        clk_register_clkdev(clk, "dsihs1", "mcde");
 208
 209        clk = clk_reg_prcmu_scalable("dsi1lcdclk", "dsilcd_pll",
 210                                PRCMU_DSI1CLK_LCD, 0, CLK_SET_RATE_GATE);
 211        clk_register_clkdev(clk, "dsihs1", "mcde");
 212        clk_register_clkdev(clk, "hs_clk", "dsilink.1");
 213
 214        clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk",
 215                                PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE);
 216        clk_register_clkdev(clk, "lp_clk", "dsilink.0");
 217        clk_register_clkdev(clk, "dsilp0", "mcde");
 218
 219        clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk",
 220                                PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE);
 221        clk_register_clkdev(clk, "lp_clk", "dsilink.1");
 222        clk_register_clkdev(clk, "dsilp1", "mcde");
 223
 224        clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk",
 225                                PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE);
 226        clk_register_clkdev(clk, "lp_clk", "dsilink.2");
 227        clk_register_clkdev(clk, "dsilp2", "mcde");
 228
 229        clk = clk_reg_prcmu_scalable_rate("armss", NULL,
 230                                PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED);
 231        clk_register_clkdev(clk, "armss", NULL);
 232
 233        clk = clk_register_fixed_factor(NULL, "smp_twd", "armss",
 234                                CLK_IGNORE_UNUSED, 1, 2);
 235        clk_register_clkdev(clk, NULL, "smp_twd");
 236
 237        /* PRCC P-clocks */
 238        /* Peripheral 1 : PRCC P-clocks */
 239        clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX],
 240                                BIT(0), 0);
 241        clk_register_clkdev(clk, "apb_pclk", "uart0");
 242
 243        clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX],
 244                                BIT(1), 0);
 245        clk_register_clkdev(clk, "apb_pclk", "uart1");
 246
 247        clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX],
 248                                BIT(2), 0);
 249        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.1");
 250
 251        clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX],
 252                                BIT(3), 0);
 253        clk_register_clkdev(clk, "apb_pclk", "msp0");
 254        clk_register_clkdev(clk, "apb_pclk", "dbx5x0-msp-i2s.0");
 255
 256        clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX],
 257                                BIT(4), 0);
 258        clk_register_clkdev(clk, "apb_pclk", "msp1");
 259        clk_register_clkdev(clk, "apb_pclk", "dbx5x0-msp-i2s.1");
 260
 261        clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX],
 262                                BIT(5), 0);
 263        clk_register_clkdev(clk, "apb_pclk", "sdi0");
 264
 265        clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX],
 266                                BIT(6), 0);
 267        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.2");
 268
 269        clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX],
 270                                BIT(7), 0);
 271        clk_register_clkdev(clk, NULL, "spi3");
 272
 273        clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX],
 274                                BIT(8), 0);
 275        clk_register_clkdev(clk, "apb_pclk", "slimbus0");
 276
 277        clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX],
 278                                BIT(9), 0);
 279        clk_register_clkdev(clk, NULL, "gpio.0");
 280        clk_register_clkdev(clk, NULL, "gpio.1");
 281        clk_register_clkdev(clk, NULL, "gpioblock0");
 282        clk_register_clkdev(clk, "apb_pclk", "ab85xx-codec.0");
 283
 284        clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX],
 285                                BIT(10), 0);
 286        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.4");
 287
 288        clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX],
 289                                BIT(11), 0);
 290        clk_register_clkdev(clk, "apb_pclk", "msp3");
 291        clk_register_clkdev(clk, "apb_pclk", "dbx5x0-msp-i2s.3");
 292
 293        /* Peripheral 2 : PRCC P-clocks */
 294        clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX],
 295                                BIT(0), 0);
 296        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.3");
 297
 298        clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX],
 299                                BIT(1), 0);
 300        clk_register_clkdev(clk, NULL, "spi2");
 301
 302        clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX],
 303                                BIT(2), 0);
 304        clk_register_clkdev(clk, NULL, "spi1");
 305
 306        clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX],
 307                                BIT(3), 0);
 308        clk_register_clkdev(clk, NULL, "pwl");
 309
 310        clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX],
 311                                BIT(4), 0);
 312        clk_register_clkdev(clk, "apb_pclk", "sdi4");
 313
 314        clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX],
 315                                BIT(5), 0);
 316        clk_register_clkdev(clk, "apb_pclk", "msp2");
 317        clk_register_clkdev(clk, "apb_pclk", "dbx5x0-msp-i2s.2");
 318
 319        clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX],
 320                                BIT(6), 0);
 321        clk_register_clkdev(clk, "apb_pclk", "sdi1");
 322
 323        clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX],
 324                                BIT(7), 0);
 325        clk_register_clkdev(clk, "apb_pclk", "sdi3");
 326
 327        clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX],
 328                                BIT(8), 0);
 329        clk_register_clkdev(clk, NULL, "spi0");
 330
 331        clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX],
 332                                BIT(9), 0);
 333        clk_register_clkdev(clk, "hsir_hclk", "ste_hsi.0");
 334
 335        clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX],
 336                                BIT(10), 0);
 337        clk_register_clkdev(clk, "hsit_hclk", "ste_hsi.0");
 338
 339        clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX],
 340                                BIT(11), 0);
 341        clk_register_clkdev(clk, NULL, "gpio.6");
 342        clk_register_clkdev(clk, NULL, "gpio.7");
 343        clk_register_clkdev(clk, NULL, "gpioblock1");
 344
 345        clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX],
 346                                BIT(12), 0);
 347        clk_register_clkdev(clk, "msp4-pclk", "ab85xx-codec.0");
 348
 349        /* Peripheral 3 : PRCC P-clocks */
 350        clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX],
 351                                BIT(0), 0);
 352        clk_register_clkdev(clk, NULL, "fsmc");
 353
 354        clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX],
 355                                BIT(1), 0);
 356        clk_register_clkdev(clk, "apb_pclk", "ssp0");
 357
 358        clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX],
 359                                BIT(2), 0);
 360        clk_register_clkdev(clk, "apb_pclk", "ssp1");
 361
 362        clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX],
 363                                BIT(3), 0);
 364        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.0");
 365
 366        clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX],
 367                                BIT(4), 0);
 368        clk_register_clkdev(clk, "apb_pclk", "sdi2");
 369
 370        clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX],
 371                                BIT(5), 0);
 372        clk_register_clkdev(clk, "apb_pclk", "ske");
 373        clk_register_clkdev(clk, "apb_pclk", "nmk-ske-keypad");
 374
 375        clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX],
 376                                BIT(6), 0);
 377        clk_register_clkdev(clk, "apb_pclk", "uart2");
 378
 379        clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX],
 380                                BIT(7), 0);
 381        clk_register_clkdev(clk, "apb_pclk", "sdi5");
 382
 383        clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX],
 384                                BIT(8), 0);
 385        clk_register_clkdev(clk, NULL, "gpio.2");
 386        clk_register_clkdev(clk, NULL, "gpio.3");
 387        clk_register_clkdev(clk, NULL, "gpio.4");
 388        clk_register_clkdev(clk, NULL, "gpio.5");
 389        clk_register_clkdev(clk, NULL, "gpioblock2");
 390
 391        clk = clk_reg_prcc_pclk("p3_pclk9", "per3clk", bases[CLKRST3_INDEX],
 392                                BIT(9), 0);
 393        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.5");
 394
 395        clk = clk_reg_prcc_pclk("p3_pclk10", "per3clk", bases[CLKRST3_INDEX],
 396                                BIT(10), 0);
 397        clk_register_clkdev(clk, "apb_pclk", "nmk-i2c.6");
 398
 399        clk = clk_reg_prcc_pclk("p3_pclk11", "per3clk", bases[CLKRST3_INDEX],
 400                                BIT(11), 0);
 401        clk_register_clkdev(clk, "apb_pclk", "uart3");
 402
 403        clk = clk_reg_prcc_pclk("p3_pclk12", "per3clk", bases[CLKRST3_INDEX],
 404                                BIT(12), 0);
 405        clk_register_clkdev(clk, "apb_pclk", "uart4");
 406
 407        /* Peripheral 5 : PRCC P-clocks */
 408        clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX],
 409                                BIT(0), 0);
 410        clk_register_clkdev(clk, "usb", "musb-ux500.0");
 411        clk_register_clkdev(clk, "usbclk", "ab-iddet.0");
 412
 413        clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX],
 414                                BIT(1), 0);
 415        clk_register_clkdev(clk, NULL, "gpio.8");
 416        clk_register_clkdev(clk, NULL, "gpioblock3");
 417
 418        /* Peripheral 6 : PRCC P-clocks */
 419        clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX],
 420                                BIT(0), 0);
 421        clk_register_clkdev(clk, "apb_pclk", "rng");
 422
 423        clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX],
 424                                BIT(1), 0);
 425        clk_register_clkdev(clk, NULL, "cryp0");
 426        clk_register_clkdev(clk, NULL, "cryp1");
 427
 428        clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX],
 429                                BIT(2), 0);
 430        clk_register_clkdev(clk, NULL, "hash0");
 431
 432        clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX],
 433                                BIT(3), 0);
 434        clk_register_clkdev(clk, NULL, "pka");
 435
 436        clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX],
 437                                BIT(4), 0);
 438        clk_register_clkdev(clk, NULL, "db8540-hash1");
 439
 440        clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX],
 441                                BIT(5), 0);
 442        clk_register_clkdev(clk, NULL, "cfgreg");
 443
 444        clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX],
 445                                BIT(6), 0);
 446        clk_register_clkdev(clk, "apb_pclk", "mtu0");
 447
 448        clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX],
 449                                BIT(7), 0);
 450        clk_register_clkdev(clk, "apb_pclk", "mtu1");
 451
 452        /*
 453         * PRCC K-clocks  ==> see table PRCC_PCKEN/PRCC_KCKEN
 454         * This differs from the internal implementation:
 455         * We don't use the PERPIH[n| clock as parent, since those _should_
 456         * only be used as parents for the P-clocks.
 457         * TODO: "parentjoin" with corresponding P-clocks for all K-clocks.
 458         */
 459
 460        /* Peripheral 1 : PRCC K-clocks */
 461        clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk",
 462                        bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE);
 463        clk_register_clkdev(clk, NULL, "uart0");
 464
 465        clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk",
 466                        bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE);
 467        clk_register_clkdev(clk, NULL, "uart1");
 468
 469        clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk",
 470                        bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE);
 471        clk_register_clkdev(clk, NULL, "nmk-i2c.1");
 472
 473        clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk",
 474                        bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE);
 475        clk_register_clkdev(clk, NULL, "msp0");
 476        clk_register_clkdev(clk, NULL, "dbx5x0-msp-i2s.0");
 477
 478        clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk",
 479                        bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE);
 480        clk_register_clkdev(clk, NULL, "msp1");
 481        clk_register_clkdev(clk, NULL, "dbx5x0-msp-i2s.1");
 482
 483        clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmchclk",
 484                        bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE);
 485        clk_register_clkdev(clk, NULL, "sdi0");
 486
 487        clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk",
 488                        bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE);
 489        clk_register_clkdev(clk, NULL, "nmk-i2c.2");
 490
 491        clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk",
 492                        bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE);
 493        clk_register_clkdev(clk, NULL, "slimbus0");
 494
 495        clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk",
 496                        bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE);
 497        clk_register_clkdev(clk, NULL, "nmk-i2c.4");
 498
 499        clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk",
 500                        bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE);
 501        clk_register_clkdev(clk, NULL, "msp3");
 502        clk_register_clkdev(clk, NULL, "dbx5x0-msp-i2s.3");
 503
 504        /* Peripheral 2 : PRCC K-clocks */
 505        clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk",
 506                        bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE);
 507        clk_register_clkdev(clk, NULL, "nmk-i2c.3");
 508
 509        clk = clk_reg_prcc_kclk("p2_pwl_kclk", "rtc32k",
 510                        bases[CLKRST2_INDEX], BIT(1), CLK_SET_RATE_GATE);
 511        clk_register_clkdev(clk, NULL, "pwl");
 512
 513        clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmchclk",
 514                        bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE);
 515        clk_register_clkdev(clk, NULL, "sdi4");
 516
 517        clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk",
 518                        bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE);
 519        clk_register_clkdev(clk, NULL, "msp2");
 520        clk_register_clkdev(clk, NULL, "dbx5x0-msp-i2s.2");
 521
 522        clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmchclk",
 523                        bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE);
 524        clk_register_clkdev(clk, NULL, "sdi1");
 525
 526        clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk",
 527                        bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE);
 528        clk_register_clkdev(clk, NULL, "sdi3");
 529
 530        clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk",
 531                        bases[CLKRST2_INDEX], BIT(6),
 532                        CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
 533        clk_register_clkdev(clk, "hsir_hsirxclk", "ste_hsi.0");
 534
 535        clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk",
 536                        bases[CLKRST2_INDEX], BIT(7),
 537                        CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
 538        clk_register_clkdev(clk, "hsit_hsitxclk", "ste_hsi.0");
 539
 540        /* Should only be 9540, but might be added for 85xx as well */
 541        clk = clk_reg_prcc_kclk("p2_msp4_kclk", "msp02clk",
 542                        bases[CLKRST2_INDEX], BIT(9), CLK_SET_RATE_GATE);
 543        clk_register_clkdev(clk, NULL, "msp4");
 544        clk_register_clkdev(clk, "msp4", "ab85xx-codec.0");
 545
 546        /* Peripheral 3 : PRCC K-clocks */
 547        clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk",
 548                        bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE);
 549        clk_register_clkdev(clk, NULL, "ssp0");
 550
 551        clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk",
 552                        bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE);
 553        clk_register_clkdev(clk, NULL, "ssp1");
 554
 555        clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk",
 556                        bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE);
 557        clk_register_clkdev(clk, NULL, "nmk-i2c.0");
 558
 559        clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmchclk",
 560                        bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE);
 561        clk_register_clkdev(clk, NULL, "sdi2");
 562
 563        clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k",
 564                        bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE);
 565        clk_register_clkdev(clk, NULL, "ske");
 566        clk_register_clkdev(clk, NULL, "nmk-ske-keypad");
 567
 568        clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk",
 569                        bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE);
 570        clk_register_clkdev(clk, NULL, "uart2");
 571
 572        clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk",
 573                        bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE);
 574        clk_register_clkdev(clk, NULL, "sdi5");
 575
 576        clk = clk_reg_prcc_kclk("p3_i2c5_kclk", "i2cclk",
 577                        bases[CLKRST3_INDEX], BIT(8), CLK_SET_RATE_GATE);
 578        clk_register_clkdev(clk, NULL, "nmk-i2c.5");
 579
 580        clk = clk_reg_prcc_kclk("p3_i2c6_kclk", "i2cclk",
 581                        bases[CLKRST3_INDEX], BIT(9), CLK_SET_RATE_GATE);
 582        clk_register_clkdev(clk, NULL, "nmk-i2c.6");
 583
 584        clk = clk_reg_prcc_kclk("p3_uart3_kclk", "uartclk",
 585                        bases[CLKRST3_INDEX], BIT(10), CLK_SET_RATE_GATE);
 586        clk_register_clkdev(clk, NULL, "uart3");
 587
 588        clk = clk_reg_prcc_kclk("p3_uart4_kclk", "uartclk",
 589                        bases[CLKRST3_INDEX], BIT(11), CLK_SET_RATE_GATE);
 590        clk_register_clkdev(clk, NULL, "uart4");
 591
 592        /* Peripheral 6 : PRCC K-clocks */
 593        clk = clk_reg_prcc_kclk("p6_rng_kclk", "rngclk",
 594                        bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE);
 595        clk_register_clkdev(clk, NULL, "rng");
 596}
 597CLK_OF_DECLARE(u8540_clks, "stericsson,u8540-clks", u8540_clk_init);
 598