arch/arm/mach-omap2/cclock33xx_data.c

   1 /*
   2  * AM33XX Clock data
   3  *
   4  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   5  * Vaibhav Hiremath <hvaibhav@ti.com>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation version 2.
  10  *
  11  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  12  * kind, whether express or implied; without even the implied warranty
  13  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #include <linux/kernel.h>
  18 #include <linux/list.h>
  19 #include <linux/clk-private.h>
  20 #include <linux/clkdev.h>
  21 #include <linux/io.h>
  22
  23 #include "am33xx.h"
  24 #include "soc.h"
  25 #include "iomap.h"
  26 #include "clock.h"
  27 #include "control.h"
  28 #include "cm.h"
  29 #include "cm33xx.h"
  30 #include "cm-regbits-33xx.h"
  31 #include "prm.h"
  32
  33 /* Modulemode control */
  34 #define AM33XX_MODULEMODE_HWCTRL_SHIFT          0
  35 #define AM33XX_MODULEMODE_SWCTRL_SHIFT          1
  36
  37 /*LIST_HEAD(clocks);*/
  38
  39 /* Root clocks */
  40
  41 /* RTC 32k */
  42 DEFINE_CLK_FIXED_RATE(clk_32768_ck, CLK_IS_ROOT, 32768, 0x0);
  43
  44 /* On-Chip 32KHz RC OSC */
  45 DEFINE_CLK_FIXED_RATE(clk_rc32k_ck, CLK_IS_ROOT, 32000, 0x0);
  46
  47 /* Crystal input clks */
  48 DEFINE_CLK_FIXED_RATE(virt_19200000_ck, CLK_IS_ROOT, 19200000, 0x0);
  49
  50 DEFINE_CLK_FIXED_RATE(virt_24000000_ck, CLK_IS_ROOT, 24000000, 0x0);
  51
  52 DEFINE_CLK_FIXED_RATE(virt_25000000_ck, CLK_IS_ROOT, 25000000, 0x0);
  53
  54 DEFINE_CLK_FIXED_RATE(virt_26000000_ck, CLK_IS_ROOT, 26000000, 0x0);
  55
  56 /* Oscillator clock */
  57 /* 19.2, 24, 25 or 26 MHz */
  58 static const char *sys_clkin_ck_parents[] = {
  59         "virt_19200000_ck", "virt_24000000_ck", "virt_25000000_ck",
  60         "virt_26000000_ck",
  61 };
  62
  63 /*
  64  * sys_clk in: input to the dpll and also used as funtional clock for,
  65  *   adc_tsc, smartreflex0-1, timer1-7, mcasp0-1, dcan0-1, cefuse
  66  *
  67  */
  68 DEFINE_CLK_MUX(sys_clkin_ck, sys_clkin_ck_parents, NULL, 0x0,
  69                AM33XX_CTRL_REGADDR(AM33XX_CONTROL_STATUS),
  70                AM33XX_CONTROL_STATUS_SYSBOOT1_SHIFT,
  71                AM33XX_CONTROL_STATUS_SYSBOOT1_WIDTH,
  72                0, NULL);
  73
  74 /* External clock - 12 MHz */
  75 DEFINE_CLK_FIXED_RATE(tclkin_ck, CLK_IS_ROOT, 12000000, 0x0);
  76
  77 /* Module clocks and DPLL outputs */
  78
  79 /* DPLL_CORE */
  80 static struct dpll_data dpll_core_dd = {
  81         .mult_div1_reg  = AM33XX_CM_CLKSEL_DPLL_CORE,
  82         .clk_bypass     = &sys_clkin_ck,
  83         .clk_ref        = &sys_clkin_ck,
  84         .control_reg    = AM33XX_CM_CLKMODE_DPLL_CORE,
  85         .modes          = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
  86         .idlest_reg     = AM33XX_CM_IDLEST_DPLL_CORE,
  87         .mult_mask      = AM33XX_DPLL_MULT_MASK,
  88         .div1_mask      = AM33XX_DPLL_DIV_MASK,
  89         .enable_mask    = AM33XX_DPLL_EN_MASK,
  90         .idlest_mask    = AM33XX_ST_DPLL_CLK_MASK,
  91         .max_multiplier = 2047,
  92         .max_divider    = 128,
  93         .min_divider    = 1,
  94 };
  95
  96 /* CLKDCOLDO output */
  97 static const char *dpll_core_ck_parents[] = {
  98         "sys_clkin_ck",
  99 };
 100
 101 static struct clk dpll_core_ck;
 102
 103 static const struct clk_ops dpll_core_ck_ops = {
 104         .recalc_rate    = &omap3_dpll_recalc,
 105         .get_parent     = &omap2_init_dpll_parent,
 106 };
 107
 108 static struct clk_hw_omap dpll_core_ck_hw = {
 109         .hw     = {
 110                 .clk    = &dpll_core_ck,
 111         },
 112         .dpll_data      = &dpll_core_dd,
 113         .ops            = &clkhwops_omap3_dpll,
 114 };
 115
 116 DEFINE_STRUCT_CLK(dpll_core_ck, dpll_core_ck_parents, dpll_core_ck_ops);
 117
 118 static const char *dpll_core_x2_ck_parents[] = {
 119         "dpll_core_ck",
 120 };
 121
 122 static struct clk dpll_core_x2_ck;
 123
 124 static const struct clk_ops dpll_x2_ck_ops = {
 125         .recalc_rate    = &omap3_clkoutx2_recalc,
 126 };
 127
 128 static struct clk_hw_omap dpll_core_x2_ck_hw = {
 129         .hw     = {
 130                 .clk    = &dpll_core_x2_ck,
 131         },
 132         .flags          = CLOCK_CLKOUTX2,
 133 };
 134
 135 DEFINE_STRUCT_CLK(dpll_core_x2_ck, dpll_core_x2_ck_parents, dpll_x2_ck_ops);
 136
 137 DEFINE_CLK_DIVIDER(dpll_core_m4_ck, "dpll_core_x2_ck", &dpll_core_x2_ck,
 138                    0x0, AM33XX_CM_DIV_M4_DPLL_CORE,
 139                    AM33XX_HSDIVIDER_CLKOUT1_DIV_SHIFT,
 140                    AM33XX_HSDIVIDER_CLKOUT1_DIV_WIDTH, CLK_DIVIDER_ONE_BASED,
 141                    NULL);
 142
 143 DEFINE_CLK_DIVIDER(dpll_core_m5_ck, "dpll_core_x2_ck", &dpll_core_x2_ck,
 144                    0x0, AM33XX_CM_DIV_M5_DPLL_CORE,
 145                    AM33XX_HSDIVIDER_CLKOUT2_DIV_SHIFT,
 146                    AM33XX_HSDIVIDER_CLKOUT2_DIV_WIDTH,
 147                    CLK_DIVIDER_ONE_BASED, NULL);
 148
 149 DEFINE_CLK_DIVIDER(dpll_core_m6_ck, "dpll_core_x2_ck", &dpll_core_x2_ck,
 150                    0x0, AM33XX_CM_DIV_M6_DPLL_CORE,
 151                    AM33XX_HSDIVIDER_CLKOUT3_DIV_SHIFT,
 152                    AM33XX_HSDIVIDER_CLKOUT3_DIV_WIDTH,
 153                    CLK_DIVIDER_ONE_BASED, NULL);
 154
 155
 156 /* DPLL_MPU */
 157 static struct dpll_data dpll_mpu_dd = {
 158         .mult_div1_reg  = AM33XX_CM_CLKSEL_DPLL_MPU,
 159         .clk_bypass     = &sys_clkin_ck,
 160         .clk_ref        = &sys_clkin_ck,
 161         .control_reg    = AM33XX_CM_CLKMODE_DPLL_MPU,
 162         .modes          = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 163         .idlest_reg     = AM33XX_CM_IDLEST_DPLL_MPU,
 164         .mult_mask      = AM33XX_DPLL_MULT_MASK,
 165         .div1_mask      = AM33XX_DPLL_DIV_MASK,
 166         .enable_mask    = AM33XX_DPLL_EN_MASK,
 167         .idlest_mask    = AM33XX_ST_DPLL_CLK_MASK,
 168         .max_multiplier = 2047,
 169         .max_divider    = 128,
 170         .min_divider    = 1,
 171 };
 172
 173 /* CLKOUT: fdpll/M2 */
 174 static struct clk dpll_mpu_ck;
 175
 176 static const struct clk_ops dpll_mpu_ck_ops = {
 177         .enable         = &omap3_noncore_dpll_enable,
 178         .disable        = &omap3_noncore_dpll_disable,
 179         .recalc_rate    = &omap3_dpll_recalc,
 180         .round_rate     = &omap2_dpll_round_rate,
 181         .set_rate       = &omap3_noncore_dpll_set_rate,
 182         .get_parent     = &omap2_init_dpll_parent,
 183 };
 184
 185 static struct clk_hw_omap dpll_mpu_ck_hw = {
 186         .hw = {
 187                 .clk    = &dpll_mpu_ck,
 188         },
 189         .dpll_data      = &dpll_mpu_dd,
 190         .ops            = &clkhwops_omap3_dpll,
 191 };
 192
 193 DEFINE_STRUCT_CLK(dpll_mpu_ck, dpll_core_ck_parents, dpll_mpu_ck_ops);
 194
 195 /*
 196  * TODO: Add clksel here (sys_clkin, CORE_CLKOUTM6, PER_CLKOUTM2
 197  * and ALT_CLK1/2)
 198  */
 199 DEFINE_CLK_DIVIDER(dpll_mpu_m2_ck, "dpll_mpu_ck", &dpll_mpu_ck,
 200                    0x0, AM33XX_CM_DIV_M2_DPLL_MPU, AM33XX_DPLL_CLKOUT_DIV_SHIFT,
 201                    AM33XX_DPLL_CLKOUT_DIV_WIDTH, CLK_DIVIDER_ONE_BASED, NULL);
 202
 203 /* DPLL_DDR */
 204 static struct dpll_data dpll_ddr_dd = {
 205         .mult_div1_reg  = AM33XX_CM_CLKSEL_DPLL_DDR,
 206         .clk_bypass     = &sys_clkin_ck,
 207         .clk_ref        = &sys_clkin_ck,
 208         .control_reg    = AM33XX_CM_CLKMODE_DPLL_DDR,
 209         .modes          = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 210         .idlest_reg     = AM33XX_CM_IDLEST_DPLL_DDR,
 211         .mult_mask      = AM33XX_DPLL_MULT_MASK,
 212         .div1_mask      = AM33XX_DPLL_DIV_MASK,
 213         .enable_mask    = AM33XX_DPLL_EN_MASK,
 214         .idlest_mask    = AM33XX_ST_DPLL_CLK_MASK,
 215         .max_multiplier = 2047,
 216         .max_divider    = 128,
 217         .min_divider    = 1,
 218 };
 219
 220 /* CLKOUT: fdpll/M2 */
 221 static struct clk dpll_ddr_ck;
 222
 223 static const struct clk_ops dpll_ddr_ck_ops = {
 224         .recalc_rate    = &omap3_dpll_recalc,
 225         .get_parent     = &omap2_init_dpll_parent,
 226         .round_rate     = &omap2_dpll_round_rate,
 227         .set_rate       = &omap3_noncore_dpll_set_rate,
 228 };
 229
 230 static struct clk_hw_omap dpll_ddr_ck_hw = {
 231         .hw = {
 232                 .clk    = &dpll_ddr_ck,
 233         },
 234         .dpll_data      = &dpll_ddr_dd,
 235         .ops            = &clkhwops_omap3_dpll,
 236 };
 237
 238 DEFINE_STRUCT_CLK(dpll_ddr_ck, dpll_core_ck_parents, dpll_ddr_ck_ops);
 239
 240 /*
 241  * TODO: Add clksel here (sys_clkin, CORE_CLKOUTM6, PER_CLKOUTM2
 242  * and ALT_CLK1/2)
 243  */
 244 DEFINE_CLK_DIVIDER(dpll_ddr_m2_ck, "dpll_ddr_ck", &dpll_ddr_ck,
 245                    0x0, AM33XX_CM_DIV_M2_DPLL_DDR,
 246                    AM33XX_DPLL_CLKOUT_DIV_SHIFT, AM33XX_DPLL_CLKOUT_DIV_WIDTH,
 247                    CLK_DIVIDER_ONE_BASED, NULL);
 248
 249 /* emif_fck functional clock */
 250 DEFINE_CLK_FIXED_FACTOR(dpll_ddr_m2_div2_ck, "dpll_ddr_m2_ck", &dpll_ddr_m2_ck,
 251                         0x0, 1, 2);
 252
 253 /* DPLL_DISP */
 254 static struct dpll_data dpll_disp_dd = {
 255         .mult_div1_reg  = AM33XX_CM_CLKSEL_DPLL_DISP,
 256         .clk_bypass     = &sys_clkin_ck,
 257         .clk_ref        = &sys_clkin_ck,
 258         .control_reg    = AM33XX_CM_CLKMODE_DPLL_DISP,
 259         .modes          = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 260         .idlest_reg     = AM33XX_CM_IDLEST_DPLL_DISP,
 261         .mult_mask      = AM33XX_DPLL_MULT_MASK,
 262         .div1_mask      = AM33XX_DPLL_DIV_MASK,
 263         .enable_mask    = AM33XX_DPLL_EN_MASK,
 264         .idlest_mask    = AM33XX_ST_DPLL_CLK_MASK,
 265         .max_multiplier = 2047,
 266         .max_divider    = 128,
 267         .min_divider    = 1,
 268 };
 269
 270 /* CLKOUT: fdpll/M2 */
 271 static struct clk dpll_disp_ck;
 272
 273 static struct clk_hw_omap dpll_disp_ck_hw = {
 274         .hw = {
 275                 .clk    = &dpll_disp_ck,
 276         },
 277         .dpll_data      = &dpll_disp_dd,
 278         .ops            = &clkhwops_omap3_dpll,
 279 };
 280
 281 DEFINE_STRUCT_CLK(dpll_disp_ck, dpll_core_ck_parents, dpll_ddr_ck_ops);
 282
 283 /*
 284  * TODO: Add clksel here (sys_clkin, CORE_CLKOUTM6, PER_CLKOUTM2
 285  * and ALT_CLK1/2)
 286  */
 287 DEFINE_CLK_DIVIDER(dpll_disp_m2_ck, "dpll_disp_ck", &dpll_disp_ck, 0x0,
 288                    AM33XX_CM_DIV_M2_DPLL_DISP, AM33XX_DPLL_CLKOUT_DIV_SHIFT,
 289                    AM33XX_DPLL_CLKOUT_DIV_WIDTH, CLK_DIVIDER_ONE_BASED, NULL);
 290
 291 /* DPLL_PER */
 292 static struct dpll_data dpll_per_dd = {
 293         .mult_div1_reg  = AM33XX_CM_CLKSEL_DPLL_PERIPH,
 294         .clk_bypass     = &sys_clkin_ck,
 295         .clk_ref        = &sys_clkin_ck,
 296         .control_reg    = AM33XX_CM_CLKMODE_DPLL_PER,
 297         .modes          = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
 298         .idlest_reg     = AM33XX_CM_IDLEST_DPLL_PER,
 299         .mult_mask      = AM33XX_DPLL_MULT_PERIPH_MASK,
 300         .div1_mask      = AM33XX_DPLL_PER_DIV_MASK,
 301         .enable_mask    = AM33XX_DPLL_EN_MASK,
 302         .idlest_mask    = AM33XX_ST_DPLL_CLK_MASK,
 303         .max_multiplier = 2047,
 304         .max_divider    = 128,
 305         .min_divider    = 1,
 306         .flags          = DPLL_J_TYPE,
 307 };
 308
 309 /* CLKDCOLDO */
 310 static struct clk dpll_per_ck;
 311
 312 static struct clk_hw_omap dpll_per_ck_hw = {
 313         .hw     = {
 314                 .clk    = &dpll_per_ck,
 315         },
 316         .dpll_data      = &dpll_per_dd,
 317         .ops            = &clkhwops_omap3_dpll,
 318 };
 319
 320 DEFINE_STRUCT_CLK(dpll_per_ck, dpll_core_ck_parents, dpll_ddr_ck_ops);
 321
 322 /* CLKOUT: fdpll/M2 */
 323 DEFINE_CLK_DIVIDER(dpll_per_m2_ck, "dpll_per_ck", &dpll_per_ck, 0x0,
 324                    AM33XX_CM_DIV_M2_DPLL_PER, AM33XX_DPLL_CLKOUT_DIV_SHIFT,
 325                    AM33XX_DPLL_CLKOUT_DIV_WIDTH, CLK_DIVIDER_ONE_BASED,
 326                    NULL);
 327
 328 DEFINE_CLK_FIXED_FACTOR(dpll_per_m2_div4_wkupdm_ck, "dpll_per_m2_ck",
 329                         &dpll_per_m2_ck, 0x0, 1, 4);
 330
 331 DEFINE_CLK_FIXED_FACTOR(dpll_per_m2_div4_ck, "dpll_per_m2_ck",
 332                         &dpll_per_m2_ck, 0x0, 1, 4);
 333
 334 DEFINE_CLK_FIXED_FACTOR(dpll_core_m4_div2_ck, "dpll_core_m4_ck",
 335                         &dpll_core_m4_ck, 0x0, 1, 2);
 336
 337 DEFINE_CLK_FIXED_FACTOR(l4_rtc_gclk, "dpll_core_m4_ck", &dpll_core_m4_ck, 0x0,
 338                         1, 2);
 339
 340 DEFINE_CLK_FIXED_FACTOR(clk_24mhz, "dpll_per_m2_ck", &dpll_per_m2_ck, 0x0, 1,
 341                         8);
 342
 343 /*
 344  * Below clock nodes describes clockdomains derived out
 345  * of core clock.
 346  */
 347 static const struct clk_ops clk_ops_null = {
 348 };
 349
 350 static const char *l3_gclk_parents[] = {
 351         "dpll_core_m4_ck"
 352 };
 353
 354 static struct clk l3_gclk;
 355 DEFINE_STRUCT_CLK_HW_OMAP(l3_gclk, NULL);
 356 DEFINE_STRUCT_CLK(l3_gclk, l3_gclk_parents, clk_ops_null);
 357
 358 static struct clk l4hs_gclk;
 359 DEFINE_STRUCT_CLK_HW_OMAP(l4hs_gclk, NULL);
 360 DEFINE_STRUCT_CLK(l4hs_gclk, l3_gclk_parents, clk_ops_null);
 361
 362 static const char *l3s_gclk_parents[] = {
 363         "dpll_core_m4_div2_ck"
 364 };
 365
 366 static struct clk l3s_gclk;
 367 DEFINE_STRUCT_CLK_HW_OMAP(l3s_gclk, NULL);
 368 DEFINE_STRUCT_CLK(l3s_gclk, l3s_gclk_parents, clk_ops_null);
 369
 370 static struct clk l4fw_gclk;
 371 DEFINE_STRUCT_CLK_HW_OMAP(l4fw_gclk, NULL);
 372 DEFINE_STRUCT_CLK(l4fw_gclk, l3s_gclk_parents, clk_ops_null);
 373
 374 static struct clk l4ls_gclk;
 375 DEFINE_STRUCT_CLK_HW_OMAP(l4ls_gclk, NULL);
 376 DEFINE_STRUCT_CLK(l4ls_gclk, l3s_gclk_parents, clk_ops_null);
 377
 378 static struct clk sysclk_div_ck;
 379 DEFINE_STRUCT_CLK_HW_OMAP(sysclk_div_ck, NULL);
 380 DEFINE_STRUCT_CLK(sysclk_div_ck, l3_gclk_parents, clk_ops_null);
 381
 382 /*
 383  * In order to match the clock domain with hwmod clockdomain entry,
 384  * separate clock nodes is required for the modules which are
 385  * directly getting their funtioncal clock from sys_clkin.
 386  */
 387 static struct clk adc_tsc_fck;
 388 DEFINE_STRUCT_CLK_HW_OMAP(adc_tsc_fck, NULL);
 389 DEFINE_STRUCT_CLK(adc_tsc_fck, dpll_core_ck_parents, clk_ops_null);
 390
 391 static struct clk dcan0_fck;
 392 DEFINE_STRUCT_CLK_HW_OMAP(dcan0_fck, NULL);
 393 DEFINE_STRUCT_CLK(dcan0_fck, dpll_core_ck_parents, clk_ops_null);
 394
 395 static struct clk dcan1_fck;
 396 DEFINE_STRUCT_CLK_HW_OMAP(dcan1_fck, NULL);
 397 DEFINE_STRUCT_CLK(dcan1_fck, dpll_core_ck_parents, clk_ops_null);
 398
 399 static struct clk mcasp0_fck;
 400 DEFINE_STRUCT_CLK_HW_OMAP(mcasp0_fck, NULL);
 401 DEFINE_STRUCT_CLK(mcasp0_fck, dpll_core_ck_parents, clk_ops_null);
 402
 403 static struct clk mcasp1_fck;
 404 DEFINE_STRUCT_CLK_HW_OMAP(mcasp1_fck, NULL);
 405 DEFINE_STRUCT_CLK(mcasp1_fck, dpll_core_ck_parents, clk_ops_null);
 406
 407 static struct clk smartreflex0_fck;
 408 DEFINE_STRUCT_CLK_HW_OMAP(smartreflex0_fck, NULL);
 409 DEFINE_STRUCT_CLK(smartreflex0_fck, dpll_core_ck_parents, clk_ops_null);
 410
 411 static struct clk smartreflex1_fck;
 412 DEFINE_STRUCT_CLK_HW_OMAP(smartreflex1_fck, NULL);
 413 DEFINE_STRUCT_CLK(smartreflex1_fck, dpll_core_ck_parents, clk_ops_null);
 414
 415 /*
 416  * Modules clock nodes
 417  *
 418  * The following clock leaf nodes are added for the moment because:
 419  *
 420  *  - hwmod data is not present for these modules, either hwmod
 421  *    control is not required or its not populated.
 422  *  - Driver code is not yet migrated to use hwmod/runtime pm
 423  *  - Modules outside kernel access (to disable them by default)
 424  *
 425  *     - debugss
 426  *     - mmu (gfx domain)
 427  *     - cefuse
 428  *     - usbotg_fck (its additional clock and not really a modulemode)
 429  *     - ieee5000
 430  */
 431 DEFINE_CLK_GATE(debugss_ick, "dpll_core_m4_ck", &dpll_core_m4_ck, 0x0,
 432                 AM33XX_CM_WKUP_DEBUGSS_CLKCTRL, AM33XX_MODULEMODE_SWCTRL_SHIFT,
 433                 0x0, NULL);
 434
 435 DEFINE_CLK_GATE(mmu_fck, "dpll_core_m4_ck", &dpll_core_m4_ck, 0x0,
 436                 AM33XX_CM_GFX_MMUDATA_CLKCTRL, AM33XX_MODULEMODE_SWCTRL_SHIFT,
 437                 0x0, NULL);
 438
 439 DEFINE_CLK_GATE(cefuse_fck, "sys_clkin_ck", &sys_clkin_ck, 0x0,
 440                 AM33XX_CM_CEFUSE_CEFUSE_CLKCTRL, AM33XX_MODULEMODE_SWCTRL_SHIFT,
 441                 0x0, NULL);
 442
 443 /*
 444  * clkdiv32 is generated from fixed division of 732.4219
 445  */
 446 DEFINE_CLK_FIXED_FACTOR(clkdiv32k_ck, "clk_24mhz", &clk_24mhz, 0x0, 1, 732);
 447
 448 DEFINE_CLK_GATE(clkdiv32k_ick, "clkdiv32k_ck", &clkdiv32k_ck, 0x0,
 449                 AM33XX_CM_PER_CLKDIV32K_CLKCTRL, AM33XX_MODULEMODE_SWCTRL_SHIFT,
 450                 0x0, NULL);
 451
 452 /* "usbotg_fck" is an additional clock and not really a modulemode */
 453 DEFINE_CLK_GATE(usbotg_fck, "dpll_per_ck", &dpll_per_ck, 0x0,
 454                 AM33XX_CM_CLKDCOLDO_DPLL_PER, AM33XX_ST_DPLL_CLKDCOLDO_SHIFT,
 455                 0x0, NULL);
 456
 457 DEFINE_CLK_GATE(ieee5000_fck, "dpll_core_m4_div2_ck", &dpll_core_m4_div2_ck,
 458                 0x0, AM33XX_CM_PER_IEEE5000_CLKCTRL,
 459                 AM33XX_MODULEMODE_SWCTRL_SHIFT, 0x0, NULL);
 460
 461 /* Timers */
 462 static const struct clksel timer1_clkmux_sel[] = {
 463         { .parent = &sys_clkin_ck, .rates = div_1_0_rates },
 464         { .parent = &clkdiv32k_ick, .rates = div_1_1_rates },
 465         { .parent = &tclkin_ck, .rates = div_1_2_rates },
 466         { .parent = &clk_rc32k_ck, .rates = div_1_3_rates },
 467         { .parent = &clk_32768_ck, .rates = div_1_4_rates },
 468         { .parent = NULL },
 469 };
 470
 471 static const char *timer1_ck_parents[] = {
 472         "sys_clkin_ck", "clkdiv32k_ick", "tclkin_ck", "clk_rc32k_ck",
 473         "clk_32768_ck",
 474 };
 475
 476 static struct clk timer1_fck;
 477
 478 static const struct clk_ops timer1_fck_ops = {
 479         .recalc_rate    = &omap2_clksel_recalc,
 480         .get_parent     = &omap2_clksel_find_parent_index,
 481         .set_parent     = &omap2_clksel_set_parent,
 482         .init           = &omap2_init_clk_clkdm,
 483 };
 484
 485 static struct clk_hw_omap timer1_fck_hw = {
 486         .hw     = {
 487                 .clk    = &timer1_fck,
 488         },
 489         .clkdm_name     = "l4ls_clkdm",
 490         .clksel         = timer1_clkmux_sel,
 491         .clksel_reg     = AM33XX_CLKSEL_TIMER1MS_CLK,
 492         .clksel_mask    = AM33XX_CLKSEL_0_2_MASK,
 493 };
 494
 495 DEFINE_STRUCT_CLK(timer1_fck, timer1_ck_parents, timer1_fck_ops);
 496
 497 static const struct clksel timer2_to_7_clk_sel[] = {
 498         { .parent = &tclkin_ck, .rates = div_1_0_rates },
 499         { .parent = &sys_clkin_ck, .rates = div_1_1_rates },
 500         { .parent = &clkdiv32k_ick, .rates = div_1_2_rates },
 501         { .parent = NULL },
 502 };
 503
 504 static const char *timer2_to_7_ck_parents[] = {
 505         "tclkin_ck", "sys_clkin_ck", "clkdiv32k_ick",
 506 };
 507
 508 static struct clk timer2_fck;
 509
 510 static struct clk_hw_omap timer2_fck_hw = {
 511         .hw     = {
 512                 .clk    = &timer2_fck,
 513         },
 514         .clkdm_name     = "l4ls_clkdm",
 515         .clksel         = timer2_to_7_clk_sel,
 516         .clksel_reg     = AM33XX_CLKSEL_TIMER2_CLK,
 517         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 518 };
 519
 520 DEFINE_STRUCT_CLK(timer2_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 521
 522 static struct clk timer3_fck;
 523
 524 static struct clk_hw_omap timer3_fck_hw = {
 525         .hw     = {
 526                 .clk    = &timer3_fck,
 527         },
 528         .clkdm_name     = "l4ls_clkdm",
 529         .clksel         = timer2_to_7_clk_sel,
 530         .clksel_reg     = AM33XX_CLKSEL_TIMER3_CLK,
 531         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 532 };
 533
 534 DEFINE_STRUCT_CLK(timer3_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 535
 536 static struct clk timer4_fck;
 537
 538 static struct clk_hw_omap timer4_fck_hw = {
 539         .hw     = {
 540                 .clk    = &timer4_fck,
 541         },
 542         .clkdm_name     = "l4ls_clkdm",
 543         .clksel         = timer2_to_7_clk_sel,
 544         .clksel_reg     = AM33XX_CLKSEL_TIMER4_CLK,
 545         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 546 };
 547
 548 DEFINE_STRUCT_CLK(timer4_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 549
 550 static struct clk timer5_fck;
 551
 552 static struct clk_hw_omap timer5_fck_hw = {
 553         .hw     = {
 554                 .clk    = &timer5_fck,
 555         },
 556         .clkdm_name     = "l4ls_clkdm",
 557         .clksel         = timer2_to_7_clk_sel,
 558         .clksel_reg     = AM33XX_CLKSEL_TIMER5_CLK,
 559         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 560 };
 561
 562 DEFINE_STRUCT_CLK(timer5_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 563
 564 static struct clk timer6_fck;
 565
 566 static struct clk_hw_omap timer6_fck_hw = {
 567         .hw     = {
 568                 .clk    = &timer6_fck,
 569         },
 570         .clkdm_name     = "l4ls_clkdm",
 571         .clksel         = timer2_to_7_clk_sel,
 572         .clksel_reg     = AM33XX_CLKSEL_TIMER6_CLK,
 573         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 574 };
 575
 576 DEFINE_STRUCT_CLK(timer6_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 577
 578 static struct clk timer7_fck;
 579
 580 static struct clk_hw_omap timer7_fck_hw = {
 581         .hw     = {
 582                 .clk    = &timer7_fck,
 583         },
 584         .clkdm_name     = "l4ls_clkdm",
 585         .clksel         = timer2_to_7_clk_sel,
 586         .clksel_reg     = AM33XX_CLKSEL_TIMER7_CLK,
 587         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 588 };
 589
 590 DEFINE_STRUCT_CLK(timer7_fck, timer2_to_7_ck_parents, timer1_fck_ops);
 591
 592 DEFINE_CLK_FIXED_FACTOR(cpsw_125mhz_gclk,
 593                         "dpll_core_m5_ck",
 594                         &dpll_core_m5_ck,
 595                         0x0,
 596                         1, 2);
 597
 598 static const struct clk_ops cpsw_fck_ops = {
 599         .recalc_rate    = &omap2_clksel_recalc,
 600         .get_parent     = &omap2_clksel_find_parent_index,
 601         .set_parent     = &omap2_clksel_set_parent,
 602 };
 603
 604 static const struct clksel cpsw_cpts_rft_clkmux_sel[] = {
 605         { .parent = &dpll_core_m5_ck, .rates = div_1_0_rates },
 606         { .parent = &dpll_core_m4_ck, .rates = div_1_1_rates },
 607         { .parent = NULL },
 608 };
 609
 610 static const char *cpsw_cpts_rft_ck_parents[] = {
 611         "dpll_core_m5_ck", "dpll_core_m4_ck",
 612 };
 613
 614 static struct clk cpsw_cpts_rft_clk;
 615
 616 static struct clk_hw_omap cpsw_cpts_rft_clk_hw = {
 617         .hw     = {
 618                 .clk    = &cpsw_cpts_rft_clk,
 619         },
 620         .clkdm_name     = "cpsw_125mhz_clkdm",
 621         .clksel         = cpsw_cpts_rft_clkmux_sel,
 622         .clksel_reg     = AM33XX_CM_CPTS_RFT_CLKSEL,
 623         .clksel_mask    = AM33XX_CLKSEL_0_0_MASK,
 624 };
 625
 626 DEFINE_STRUCT_CLK(cpsw_cpts_rft_clk, cpsw_cpts_rft_ck_parents, cpsw_fck_ops);
 627
 628
 629 /* gpio */
 630 static const char *gpio0_ck_parents[] = {
 631         "clk_rc32k_ck", "clk_32768_ck", "clkdiv32k_ick",
 632 };
 633
 634 static const struct clksel gpio0_dbclk_mux_sel[] = {
 635         { .parent = &clk_rc32k_ck, .rates = div_1_0_rates },
 636         { .parent = &clk_32768_ck, .rates = div_1_1_rates },
 637         { .parent = &clkdiv32k_ick, .rates = div_1_2_rates },
 638         { .parent = NULL },
 639 };
 640
 641 static const struct clk_ops gpio_fck_ops = {
 642         .recalc_rate    = &omap2_clksel_recalc,
 643         .get_parent     = &omap2_clksel_find_parent_index,
 644         .set_parent     = &omap2_clksel_set_parent,
 645         .init           = &omap2_init_clk_clkdm,
 646 };
 647
 648 static struct clk gpio0_dbclk_mux_ck;
 649
 650 static struct clk_hw_omap gpio0_dbclk_mux_ck_hw = {
 651         .hw     = {
 652                 .clk    = &gpio0_dbclk_mux_ck,
 653         },
 654         .clkdm_name     = "l4_wkup_clkdm",
 655         .clksel         = gpio0_dbclk_mux_sel,
 656         .clksel_reg     = AM33XX_CLKSEL_GPIO0_DBCLK,
 657         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 658 };
 659
 660 DEFINE_STRUCT_CLK(gpio0_dbclk_mux_ck, gpio0_ck_parents, gpio_fck_ops);
 661
 662 DEFINE_CLK_GATE(gpio0_dbclk, "gpio0_dbclk_mux_ck", &gpio0_dbclk_mux_ck, 0x0,
 663                 AM33XX_CM_WKUP_GPIO0_CLKCTRL,
 664                 AM33XX_OPTFCLKEN_GPIO0_GDBCLK_SHIFT, 0x0, NULL);
 665
 666 DEFINE_CLK_GATE(gpio1_dbclk, "clkdiv32k_ick", &clkdiv32k_ick, 0x0,
 667                 AM33XX_CM_PER_GPIO1_CLKCTRL,
 668                 AM33XX_OPTFCLKEN_GPIO_1_GDBCLK_SHIFT, 0x0, NULL);
 669
 670 DEFINE_CLK_GATE(gpio2_dbclk, "clkdiv32k_ick", &clkdiv32k_ick, 0x0,
 671                 AM33XX_CM_PER_GPIO2_CLKCTRL,
 672                 AM33XX_OPTFCLKEN_GPIO_2_GDBCLK_SHIFT, 0x0, NULL);
 673
 674 DEFINE_CLK_GATE(gpio3_dbclk, "clkdiv32k_ick", &clkdiv32k_ick, 0x0,
 675                 AM33XX_CM_PER_GPIO3_CLKCTRL,
 676                 AM33XX_OPTFCLKEN_GPIO_3_GDBCLK_SHIFT, 0x0, NULL);
 677
 678
 679 static const char *pruss_ck_parents[] = {
 680         "l3_gclk", "dpll_disp_m2_ck",
 681 };
 682
 683 static const struct clksel pruss_ocp_clk_mux_sel[] = {
 684         { .parent = &l3_gclk, .rates = div_1_0_rates },
 685         { .parent = &dpll_disp_m2_ck, .rates = div_1_1_rates },
 686         { .parent = NULL },
 687 };
 688
 689 static struct clk pruss_ocp_gclk;
 690
 691 static struct clk_hw_omap pruss_ocp_gclk_hw = {
 692         .hw     = {
 693                 .clk    = &pruss_ocp_gclk,
 694         },
 695         .clkdm_name     = "pruss_ocp_clkdm",
 696         .clksel         = pruss_ocp_clk_mux_sel,
 697         .clksel_reg     = AM33XX_CLKSEL_PRUSS_OCP_CLK,
 698         .clksel_mask    = AM33XX_CLKSEL_0_0_MASK,
 699 };
 700
 701 DEFINE_STRUCT_CLK(pruss_ocp_gclk, pruss_ck_parents, gpio_fck_ops);
 702
 703 static const char *lcd_ck_parents[] = {
 704         "dpll_disp_m2_ck", "dpll_core_m5_ck", "dpll_per_m2_ck",
 705 };
 706
 707 static const struct clksel lcd_clk_mux_sel[] = {
 708         { .parent = &dpll_disp_m2_ck, .rates = div_1_0_rates },
 709         { .parent = &dpll_core_m5_ck, .rates = div_1_1_rates },
 710         { .parent = &dpll_per_m2_ck, .rates = div_1_2_rates },
 711         { .parent = NULL },
 712 };
 713
 714 static struct clk lcd_gclk;
 715
 716 static struct clk_hw_omap lcd_gclk_hw = {
 717         .hw     = {
 718                 .clk    = &lcd_gclk,
 719         },
 720         .clkdm_name     = "lcdc_clkdm",
 721         .clksel         = lcd_clk_mux_sel,
 722         .clksel_reg     = AM33XX_CLKSEL_LCDC_PIXEL_CLK,
 723         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 724 };
 725
 726 DEFINE_STRUCT_CLK(lcd_gclk, lcd_ck_parents, gpio_fck_ops);
 727
 728 DEFINE_CLK_FIXED_FACTOR(mmc_clk, "dpll_per_m2_ck", &dpll_per_m2_ck, 0x0, 1, 2);
 729
 730 static const char *gfx_ck_parents[] = {
 731         "dpll_core_m4_ck", "dpll_per_m2_ck",
 732 };
 733
 734 static const struct clksel gfx_clksel_sel[] = {
 735         { .parent = &dpll_core_m4_ck, .rates = div_1_0_rates },
 736         { .parent = &dpll_per_m2_ck, .rates = div_1_1_rates },
 737         { .parent = NULL },
 738 };
 739
 740 static struct clk gfx_fclk_clksel_ck;
 741
 742 static struct clk_hw_omap gfx_fclk_clksel_ck_hw = {
 743         .hw     = {
 744                 .clk    = &gfx_fclk_clksel_ck,
 745         },
 746         .clksel         = gfx_clksel_sel,
 747         .clksel_reg     = AM33XX_CLKSEL_GFX_FCLK,
 748         .clksel_mask    = AM33XX_CLKSEL_GFX_FCLK_MASK,
 749 };
 750
 751 DEFINE_STRUCT_CLK(gfx_fclk_clksel_ck, gfx_ck_parents, gpio_fck_ops);
 752
 753 static const struct clk_div_table div_1_0_2_1_rates[] = {
 754         { .div = 1, .val = 0, },
 755         { .div = 2, .val = 1, },
 756         { .div = 0 },
 757 };
 758
 759 DEFINE_CLK_DIVIDER_TABLE(gfx_fck_div_ck, "gfx_fclk_clksel_ck",
 760                          &gfx_fclk_clksel_ck, 0x0, AM33XX_CLKSEL_GFX_FCLK,
 761                          AM33XX_CLKSEL_0_0_SHIFT, AM33XX_CLKSEL_0_0_WIDTH,
 762                          0x0, div_1_0_2_1_rates, NULL);
 763
 764 static const char *sysclkout_ck_parents[] = {
 765         "clk_32768_ck", "l3_gclk", "dpll_ddr_m2_ck", "dpll_per_m2_ck",
 766         "lcd_gclk",
 767 };
 768
 769 static const struct clksel sysclkout_pre_sel[] = {
 770         { .parent = &clk_32768_ck, .rates = div_1_0_rates },
 771         { .parent = &l3_gclk, .rates = div_1_1_rates },
 772         { .parent = &dpll_ddr_m2_ck, .rates = div_1_2_rates },
 773         { .parent = &dpll_per_m2_ck, .rates = div_1_3_rates },
 774         { .parent = &lcd_gclk, .rates = div_1_4_rates },
 775         { .parent = NULL },
 776 };
 777
 778 static struct clk sysclkout_pre_ck;
 779
 780 static struct clk_hw_omap sysclkout_pre_ck_hw = {
 781         .hw     = {
 782                 .clk    = &sysclkout_pre_ck,
 783         },
 784         .clksel         = sysclkout_pre_sel,
 785         .clksel_reg     = AM33XX_CM_CLKOUT_CTRL,
 786         .clksel_mask    = AM33XX_CLKOUT2SOURCE_MASK,
 787 };
 788
 789 DEFINE_STRUCT_CLK(sysclkout_pre_ck, sysclkout_ck_parents, gpio_fck_ops);
 790
 791 /* Divide by 8 clock rates with default clock is 1/1*/
 792 static const struct clk_div_table div8_rates[] = {
 793         { .div = 1, .val = 0, },
 794         { .div = 2, .val = 1, },
 795         { .div = 3, .val = 2, },
 796         { .div = 4, .val = 3, },
 797         { .div = 5, .val = 4, },
 798         { .div = 6, .val = 5, },
 799         { .div = 7, .val = 6, },
 800         { .div = 8, .val = 7, },
 801         { .div = 0 },
 802 };
 803
 804 DEFINE_CLK_DIVIDER_TABLE(clkout2_div_ck, "sysclkout_pre_ck", &sysclkout_pre_ck,
 805                          0x0, AM33XX_CM_CLKOUT_CTRL, AM33XX_CLKOUT2DIV_SHIFT,
 806                          AM33XX_CLKOUT2DIV_WIDTH, 0x0, div8_rates, NULL);
 807
 808 DEFINE_CLK_GATE(clkout2_ck, "clkout2_div_ck", &clkout2_div_ck, 0x0,
 809                 AM33XX_CM_CLKOUT_CTRL, AM33XX_CLKOUT2EN_SHIFT, 0x0, NULL);
 810
 811 static const char *wdt_ck_parents[] = {
 812         "clk_rc32k_ck", "clkdiv32k_ick",
 813 };
 814
 815 static const struct clksel wdt_clkmux_sel[] = {
 816         { .parent = &clk_rc32k_ck, .rates = div_1_0_rates },
 817         { .parent = &clkdiv32k_ick, .rates = div_1_1_rates },
 818         { .parent = NULL },
 819 };
 820
 821 static struct clk wdt1_fck;
 822
 823 static struct clk_hw_omap wdt1_fck_hw = {
 824         .hw     = {
 825                 .clk    = &wdt1_fck,
 826         },
 827         .clkdm_name     = "l4_wkup_clkdm",
 828         .clksel         = wdt_clkmux_sel,
 829         .clksel_reg     = AM33XX_CLKSEL_WDT1_CLK,
 830         .clksel_mask    = AM33XX_CLKSEL_0_1_MASK,
 831 };
 832
 833 DEFINE_STRUCT_CLK(wdt1_fck, wdt_ck_parents, gpio_fck_ops);
 834
 835 /*
 836  * clkdev
 837  */
 838 static struct omap_clk am33xx_clks[] = {
 839         CLK(NULL,       "clk_32768_ck",         &clk_32768_ck,  CK_AM33XX),
 840         CLK(NULL,       "clk_rc32k_ck",         &clk_rc32k_ck,  CK_AM33XX),
 841         CLK(NULL,       "virt_19200000_ck",     &virt_19200000_ck,      CK_AM33XX),
 842         CLK(NULL,       "virt_24000000_ck",     &virt_24000000_ck,      CK_AM33XX),
 843         CLK(NULL,       "virt_25000000_ck",     &virt_25000000_ck,      CK_AM33XX),
 844         CLK(NULL,       "virt_26000000_ck",     &virt_26000000_ck,      CK_AM33XX),
 845         CLK(NULL,       "sys_clkin_ck",         &sys_clkin_ck,  CK_AM33XX),
 846         CLK(NULL,       "tclkin_ck",            &tclkin_ck,     CK_AM33XX),
 847         CLK(NULL,       "dpll_core_ck",         &dpll_core_ck,  CK_AM33XX),
 848         CLK(NULL,       "dpll_core_x2_ck",      &dpll_core_x2_ck,       CK_AM33XX),
 849         CLK(NULL,       "dpll_core_m4_ck",      &dpll_core_m4_ck,       CK_AM33XX),
 850         CLK(NULL,       "dpll_core_m5_ck",      &dpll_core_m5_ck,       CK_AM33XX),
 851         CLK(NULL,       "dpll_core_m6_ck",      &dpll_core_m6_ck,       CK_AM33XX),
 852         CLK(NULL,       "dpll_mpu_ck",          &dpll_mpu_ck,   CK_AM33XX),
 853         CLK("cpu0",     NULL,                   &dpll_mpu_ck,   CK_AM33XX),
 854         CLK(NULL,       "dpll_mpu_m2_ck",       &dpll_mpu_m2_ck,        CK_AM33XX),
 855         CLK(NULL,       "dpll_ddr_ck",          &dpll_ddr_ck,   CK_AM33XX),
 856         CLK(NULL,       "dpll_ddr_m2_ck",       &dpll_ddr_m2_ck,        CK_AM33XX),
 857         CLK(NULL,       "dpll_ddr_m2_div2_ck",  &dpll_ddr_m2_div2_ck,   CK_AM33XX),
 858         CLK(NULL,       "dpll_disp_ck",         &dpll_disp_ck,  CK_AM33XX),
 859         CLK(NULL,       "dpll_disp_m2_ck",      &dpll_disp_m2_ck,       CK_AM33XX),
 860         CLK(NULL,       "dpll_per_ck",          &dpll_per_ck,   CK_AM33XX),
 861         CLK(NULL,       "dpll_per_m2_ck",       &dpll_per_m2_ck,        CK_AM33XX),
 862         CLK(NULL,       "dpll_per_m2_div4_wkupdm_ck",   &dpll_per_m2_div4_wkupdm_ck,    CK_AM33XX),
 863         CLK(NULL,       "dpll_per_m2_div4_ck",  &dpll_per_m2_div4_ck,   CK_AM33XX),
 864         CLK(NULL,       "adc_tsc_fck",          &adc_tsc_fck,   CK_AM33XX),
 865         CLK(NULL,       "cefuse_fck",           &cefuse_fck,    CK_AM33XX),
 866         CLK(NULL,       "clkdiv32k_ck",         &clkdiv32k_ck,  CK_AM33XX),
 867         CLK(NULL,       "clkdiv32k_ick",        &clkdiv32k_ick, CK_AM33XX),
 868         CLK(NULL,       "dcan0_fck",            &dcan0_fck,     CK_AM33XX),
 869         CLK("481cc000.d_can",   NULL,           &dcan0_fck,     CK_AM33XX),
 870         CLK(NULL,       "dcan1_fck",            &dcan1_fck,     CK_AM33XX),
 871         CLK("481d0000.d_can",   NULL,           &dcan1_fck,     CK_AM33XX),
 872         CLK(NULL,       "debugss_ick",          &debugss_ick,   CK_AM33XX),
 873         CLK(NULL,       "pruss_ocp_gclk",       &pruss_ocp_gclk,        CK_AM33XX),
 874         CLK(NULL,       "mcasp0_fck",           &mcasp0_fck,    CK_AM33XX),
 875         CLK(NULL,       "mcasp1_fck",           &mcasp1_fck,    CK_AM33XX),
 876         CLK(NULL,       "mmu_fck",              &mmu_fck,       CK_AM33XX),
 877         CLK(NULL,       "smartreflex0_fck",     &smartreflex0_fck,      CK_AM33XX),
 878         CLK(NULL,       "smartreflex1_fck",     &smartreflex1_fck,      CK_AM33XX),
 879         CLK(NULL,       "timer1_fck",           &timer1_fck,    CK_AM33XX),
 880         CLK(NULL,       "timer2_fck",           &timer2_fck,    CK_AM33XX),
 881         CLK(NULL,       "timer3_fck",           &timer3_fck,    CK_AM33XX),
 882         CLK(NULL,       "timer4_fck",           &timer4_fck,    CK_AM33XX),
 883         CLK(NULL,       "timer5_fck",           &timer5_fck,    CK_AM33XX),
 884         CLK(NULL,       "timer6_fck",           &timer6_fck,    CK_AM33XX),
 885         CLK(NULL,       "timer7_fck",           &timer7_fck,    CK_AM33XX),
 886         CLK(NULL,       "usbotg_fck",           &usbotg_fck,    CK_AM33XX),
 887         CLK(NULL,       "ieee5000_fck",         &ieee5000_fck,  CK_AM33XX),
 888         CLK(NULL,       "wdt1_fck",             &wdt1_fck,      CK_AM33XX),
 889         CLK(NULL,       "l4_rtc_gclk",          &l4_rtc_gclk,   CK_AM33XX),
 890         CLK(NULL,       "l3_gclk",              &l3_gclk,       CK_AM33XX),
 891         CLK(NULL,       "dpll_core_m4_div2_ck", &dpll_core_m4_div2_ck,  CK_AM33XX),
 892         CLK(NULL,       "l4hs_gclk",            &l4hs_gclk,     CK_AM33XX),
 893         CLK(NULL,       "l3s_gclk",             &l3s_gclk,      CK_AM33XX),
 894         CLK(NULL,       "l4fw_gclk",            &l4fw_gclk,     CK_AM33XX),
 895         CLK(NULL,       "l4ls_gclk",            &l4ls_gclk,     CK_AM33XX),
 896         CLK(NULL,       "clk_24mhz",            &clk_24mhz,     CK_AM33XX),
 897         CLK(NULL,       "sysclk_div_ck",        &sysclk_div_ck, CK_AM33XX),
 898         CLK(NULL,       "cpsw_125mhz_gclk",     &cpsw_125mhz_gclk,      CK_AM33XX),
 899         CLK(NULL,       "cpsw_cpts_rft_clk",    &cpsw_cpts_rft_clk,     CK_AM33XX),
 900         CLK(NULL,       "gpio0_dbclk_mux_ck",   &gpio0_dbclk_mux_ck,    CK_AM33XX),
 901         CLK(NULL,       "gpio0_dbclk",          &gpio0_dbclk,   CK_AM33XX),
 902         CLK(NULL,       "gpio1_dbclk",          &gpio1_dbclk,   CK_AM33XX),
 903         CLK(NULL,       "gpio2_dbclk",          &gpio2_dbclk,   CK_AM33XX),
 904         CLK(NULL,       "gpio3_dbclk",          &gpio3_dbclk,   CK_AM33XX),
 905         CLK(NULL,       "lcd_gclk",             &lcd_gclk,      CK_AM33XX),
 906         CLK(NULL,       "mmc_clk",              &mmc_clk,       CK_AM33XX),
 907         CLK(NULL,       "gfx_fclk_clksel_ck",   &gfx_fclk_clksel_ck,    CK_AM33XX),
 908         CLK(NULL,       "gfx_fck_div_ck",       &gfx_fck_div_ck,        CK_AM33XX),
 909         CLK(NULL,       "sysclkout_pre_ck",     &sysclkout_pre_ck,      CK_AM33XX),
 910         CLK(NULL,       "clkout2_div_ck",       &clkout2_div_ck,        CK_AM33XX),
 911         CLK(NULL,       "timer_32k_ck",         &clkdiv32k_ick, CK_AM33XX),
 912         CLK(NULL,       "timer_sys_ck",         &sys_clkin_ck,  CK_AM33XX),
 913 };
 914
 915
 916 static const char *enable_init_clks[] = {
 917         "dpll_ddr_m2_ck",
 918         "dpll_mpu_m2_ck",
 919         "l3_gclk",
 920         "l4hs_gclk",
 921         "l4fw_gclk",
 922         "l4ls_gclk",
 923 };
 924
 925 int __init am33xx_clk_init(void)
 926 {
 927         struct omap_clk *c;
 928         u32 cpu_clkflg;
 929
 930         if (soc_is_am33xx()) {
 931                 cpu_mask = RATE_IN_AM33XX;
 932                 cpu_clkflg = CK_AM33XX;
 933         }
 934
 935         for (c = am33xx_clks; c < am33xx_clks + ARRAY_SIZE(am33xx_clks); c++) {
 936                 if (c->cpu & cpu_clkflg) {
 937                         clkdev_add(&c->lk);
 938                         if (!__clk_init(NULL, c->lk.clk))
 939                                 omap2_init_clk_hw_omap_clocks(c->lk.clk);
 940                 }
 941         }
 942
 943         omap2_clk_disable_autoidle_all();
 944
 945         omap2_clk_enable_init_clocks(enable_init_clks,
 946                                      ARRAY_SIZE(enable_init_clks));
 947
 948         /* TRM ERRATA: Timer 3 & 6 default parent (TCLKIN) may not be always
 949          *    physically present, in such a case HWMOD enabling of
 950          *    clock would be failure with default parent. And timer
 951          *    probe thinks clock is already enabled, this leads to
 952          *    crash upon accessing timer 3 & 6 registers in probe.
 953          *    Fix by setting parent of both these timers to master
 954          *    oscillator clock.
 955          */
 956
 957         clk_set_parent(&timer3_fck, &sys_clkin_ck);
 958         clk_set_parent(&timer6_fck, &sys_clkin_ck);
 959
 960         return 0;
 961 }