arch/arm/mach-s5pv210/clock.c

   1 /* linux/arch/arm/mach-s5pv210/clock.c
   2  *
   3  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com/
   5  *
   6  * S5PV210 - Clock support
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11 */
  12
  13 #include <linux/init.h>
  14 #include <linux/module.h>
  15 #include <linux/kernel.h>
  16 #include <linux/list.h>
  17 #include <linux/errno.h>
  18 #include <linux/err.h>
  19 #include <linux/clk.h>
  20 #include <linux/device.h>
  21 #include <linux/io.h>
  22
  23 #include <mach/map.h>
  24
  25 #include <plat/cpu-freq.h>
  26 #include <mach/regs-clock.h>
  27 #include <plat/clock.h>
  28 #include <plat/cpu.h>
  29 #include <plat/pll.h>
  30 #include <plat/s5p-clock.h>
  31 #include <plat/clock-clksrc.h>
  32
  33 #include "common.h"
  34
  35 static unsigned long xtal;
  36
  37 static struct clksrc_clk clk_mout_apll = {
  38         .clk    = {
  39                 .name           = "mout_apll",
  40         },
  41         .sources        = &clk_src_apll,
  42         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
  43 };
  44
  45 static struct clksrc_clk clk_mout_epll = {
  46         .clk    = {
  47                 .name           = "mout_epll",
  48         },
  49         .sources        = &clk_src_epll,
  50         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 8, .size = 1 },
  51 };
  52
  53 static struct clksrc_clk clk_mout_mpll = {
  54         .clk = {
  55                 .name           = "mout_mpll",
  56         },
  57         .sources        = &clk_src_mpll,
  58         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 4, .size = 1 },
  59 };
  60
  61 static struct clk *clkset_armclk_list[] = {
  62         [0] = &clk_mout_apll.clk,
  63         [1] = &clk_mout_mpll.clk,
  64 };
  65
  66 static struct clksrc_sources clkset_armclk = {
  67         .sources        = clkset_armclk_list,
  68         .nr_sources     = ARRAY_SIZE(clkset_armclk_list),
  69 };
  70
  71 static struct clksrc_clk clk_armclk = {
  72         .clk    = {
  73                 .name           = "armclk",
  74         },
  75         .sources        = &clkset_armclk,
  76         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 },
  77         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 0, .size = 3 },
  78 };
  79
  80 static struct clksrc_clk clk_hclk_msys = {
  81         .clk    = {
  82                 .name           = "hclk_msys",
  83                 .parent         = &clk_armclk.clk,
  84         },
  85         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 },
  86 };
  87
  88 static struct clksrc_clk clk_pclk_msys = {
  89         .clk    = {
  90                 .name           = "pclk_msys",
  91                 .parent         = &clk_hclk_msys.clk,
  92         },
  93         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 },
  94 };
  95
  96 static struct clksrc_clk clk_sclk_a2m = {
  97         .clk    = {
  98                 .name           = "sclk_a2m",
  99                 .parent         = &clk_mout_apll.clk,
 100         },
 101         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 },
 102 };
 103
 104 static struct clk *clkset_hclk_sys_list[] = {
 105         [0] = &clk_mout_mpll.clk,
 106         [1] = &clk_sclk_a2m.clk,
 107 };
 108
 109 static struct clksrc_sources clkset_hclk_sys = {
 110         .sources        = clkset_hclk_sys_list,
 111         .nr_sources     = ARRAY_SIZE(clkset_hclk_sys_list),
 112 };
 113
 114 static struct clksrc_clk clk_hclk_dsys = {
 115         .clk    = {
 116                 .name   = "hclk_dsys",
 117         },
 118         .sources        = &clkset_hclk_sys,
 119         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 },
 120         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 4 },
 121 };
 122
 123 static struct clksrc_clk clk_pclk_dsys = {
 124         .clk    = {
 125                 .name   = "pclk_dsys",
 126                 .parent = &clk_hclk_dsys.clk,
 127         },
 128         .reg_div = { .reg = S5P_CLK_DIV0, .shift = 20, .size = 3 },
 129 };
 130
 131 static struct clksrc_clk clk_hclk_psys = {
 132         .clk    = {
 133                 .name   = "hclk_psys",
 134         },
 135         .sources        = &clkset_hclk_sys,
 136         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 },
 137         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 24, .size = 4 },
 138 };
 139
 140 static struct clksrc_clk clk_pclk_psys = {
 141         .clk    = {
 142                 .name   = "pclk_psys",
 143                 .parent = &clk_hclk_psys.clk,
 144         },
 145         .reg_div        = { .reg = S5P_CLK_DIV0, .shift = 28, .size = 3 },
 146 };
 147
 148 static int s5pv210_clk_ip0_ctrl(struct clk *clk, int enable)
 149 {
 150         return s5p_gatectrl(S5P_CLKGATE_IP0, clk, enable);
 151 }
 152
 153 static int s5pv210_clk_ip1_ctrl(struct clk *clk, int enable)
 154 {
 155         return s5p_gatectrl(S5P_CLKGATE_IP1, clk, enable);
 156 }
 157
 158 static int s5pv210_clk_ip2_ctrl(struct clk *clk, int enable)
 159 {
 160         return s5p_gatectrl(S5P_CLKGATE_IP2, clk, enable);
 161 }
 162
 163 static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
 164 {
 165         return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
 166 }
 167
 168 static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
 169 {
 170         return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);
 171 }
 172
 173 static int s5pv210_clk_mask1_ctrl(struct clk *clk, int enable)
 174 {
 175         return s5p_gatectrl(S5P_CLK_SRC_MASK1, clk, enable);
 176 }
 177
 178 static int s5pv210_clk_hdmiphy_ctrl(struct clk *clk, int enable)
 179 {
 180         return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
 181 }
 182
 183 static int exynos4_clk_dac_ctrl(struct clk *clk, int enable)
 184 {
 185         return s5p_gatectrl(S5P_DAC_PHY_CONTROL, clk, enable);
 186 }
 187
 188 static struct clk clk_sclk_hdmi27m = {
 189         .name           = "sclk_hdmi27m",
 190         .rate           = 27000000,
 191 };
 192
 193 static struct clk clk_sclk_hdmiphy = {
 194         .name           = "sclk_hdmiphy",
 195 };
 196
 197 static struct clk clk_sclk_usbphy0 = {
 198         .name           = "sclk_usbphy0",
 199 };
 200
 201 static struct clk clk_sclk_usbphy1 = {
 202         .name           = "sclk_usbphy1",
 203 };
 204
 205 static struct clk clk_pcmcdclk0 = {
 206         .name           = "pcmcdclk",
 207 };
 208
 209 static struct clk clk_pcmcdclk1 = {
 210         .name           = "pcmcdclk",
 211 };
 212
 213 static struct clk clk_pcmcdclk2 = {
 214         .name           = "pcmcdclk",
 215 };
 216
 217 static struct clk *clkset_vpllsrc_list[] = {
 218         [0] = &clk_fin_vpll,
 219         [1] = &clk_sclk_hdmi27m,
 220 };
 221
 222 static struct clksrc_sources clkset_vpllsrc = {
 223         .sources        = clkset_vpllsrc_list,
 224         .nr_sources     = ARRAY_SIZE(clkset_vpllsrc_list),
 225 };
 226
 227 static struct clksrc_clk clk_vpllsrc = {
 228         .clk    = {
 229                 .name           = "vpll_src",
 230                 .enable         = s5pv210_clk_mask0_ctrl,
 231                 .ctrlbit        = (1 << 7),
 232         },
 233         .sources        = &clkset_vpllsrc,
 234         .reg_src        = { .reg = S5P_CLK_SRC1, .shift = 28, .size = 1 },
 235 };
 236
 237 static struct clk *clkset_sclk_vpll_list[] = {
 238         [0] = &clk_vpllsrc.clk,
 239         [1] = &clk_fout_vpll,
 240 };
 241
 242 static struct clksrc_sources clkset_sclk_vpll = {
 243         .sources        = clkset_sclk_vpll_list,
 244         .nr_sources     = ARRAY_SIZE(clkset_sclk_vpll_list),
 245 };
 246
 247 static struct clksrc_clk clk_sclk_vpll = {
 248         .clk    = {
 249                 .name           = "sclk_vpll",
 250         },
 251         .sources        = &clkset_sclk_vpll,
 252         .reg_src        = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
 253 };
 254
 255 static struct clk *clkset_moutdmc0src_list[] = {
 256         [0] = &clk_sclk_a2m.clk,
 257         [1] = &clk_mout_mpll.clk,
 258         [2] = NULL,
 259         [3] = NULL,
 260 };
 261
 262 static struct clksrc_sources clkset_moutdmc0src = {
 263         .sources        = clkset_moutdmc0src_list,
 264         .nr_sources     = ARRAY_SIZE(clkset_moutdmc0src_list),
 265 };
 266
 267 static struct clksrc_clk clk_mout_dmc0 = {
 268         .clk    = {
 269                 .name           = "mout_dmc0",
 270         },
 271         .sources        = &clkset_moutdmc0src,
 272         .reg_src        = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
 273 };
 274
 275 static struct clksrc_clk clk_sclk_dmc0 = {
 276         .clk    = {
 277                 .name           = "sclk_dmc0",
 278                 .parent         = &clk_mout_dmc0.clk,
 279         },
 280         .reg_div        = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
 281 };
 282
 283 static unsigned long s5pv210_clk_imem_get_rate(struct clk *clk)
 284 {
 285         return clk_get_rate(clk->parent) / 2;
 286 }
 287
 288 static struct clk_ops clk_hclk_imem_ops = {
 289         .get_rate       = s5pv210_clk_imem_get_rate,
 290 };
 291
 292 static unsigned long s5pv210_clk_fout_apll_get_rate(struct clk *clk)
 293 {
 294         return s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
 295 }
 296
 297 static struct clk_ops clk_fout_apll_ops = {
 298         .get_rate       = s5pv210_clk_fout_apll_get_rate,
 299 };
 300
 301 static struct clk init_clocks_off[] = {
 302         {
 303                 .name           = "rot",
 304                 .parent         = &clk_hclk_dsys.clk,
 305                 .enable         = s5pv210_clk_ip0_ctrl,
 306                 .ctrlbit        = (1<<29),
 307         }, {
 308                 .name           = "fimc",
 309                 .devname        = "s5pv210-fimc.0",
 310                 .parent         = &clk_hclk_dsys.clk,
 311                 .enable         = s5pv210_clk_ip0_ctrl,
 312                 .ctrlbit        = (1 << 24),
 313         }, {
 314                 .name           = "fimc",
 315                 .devname        = "s5pv210-fimc.1",
 316                 .parent         = &clk_hclk_dsys.clk,
 317                 .enable         = s5pv210_clk_ip0_ctrl,
 318                 .ctrlbit        = (1 << 25),
 319         }, {
 320                 .name           = "fimc",
 321                 .devname        = "s5pv210-fimc.2",
 322                 .parent         = &clk_hclk_dsys.clk,
 323                 .enable         = s5pv210_clk_ip0_ctrl,
 324                 .ctrlbit        = (1 << 26),
 325         }, {
 326                 .name           = "jpeg",
 327                 .parent         = &clk_hclk_dsys.clk,
 328                 .enable         = s5pv210_clk_ip0_ctrl,
 329                 .ctrlbit        = (1 << 28),
 330         }, {
 331                 .name           = "mfc",
 332                 .devname        = "s5p-mfc",
 333                 .parent         = &clk_pclk_psys.clk,
 334                 .enable         = s5pv210_clk_ip0_ctrl,
 335                 .ctrlbit        = (1 << 16),
 336         }, {
 337                 .name           = "dac",
 338                 .devname        = "s5p-sdo",
 339                 .parent         = &clk_hclk_dsys.clk,
 340                 .enable         = s5pv210_clk_ip1_ctrl,
 341                 .ctrlbit        = (1 << 10),
 342         }, {
 343                 .name           = "mixer",
 344                 .devname        = "s5p-mixer",
 345                 .parent         = &clk_hclk_dsys.clk,
 346                 .enable         = s5pv210_clk_ip1_ctrl,
 347                 .ctrlbit        = (1 << 9),
 348         }, {
 349                 .name           = "vp",
 350                 .devname        = "s5p-mixer",
 351                 .parent         = &clk_hclk_dsys.clk,
 352                 .enable         = s5pv210_clk_ip1_ctrl,
 353                 .ctrlbit        = (1 << 8),
 354         }, {
 355                 .name           = "hdmi",
 356                 .devname        = "s5pv210-hdmi",
 357                 .parent         = &clk_hclk_dsys.clk,
 358                 .enable         = s5pv210_clk_ip1_ctrl,
 359                 .ctrlbit        = (1 << 11),
 360         }, {
 361                 .name           = "hdmiphy",
 362                 .devname        = "s5pv210-hdmi",
 363                 .enable         = s5pv210_clk_hdmiphy_ctrl,
 364                 .ctrlbit        = (1 << 0),
 365         }, {
 366                 .name           = "dacphy",
 367                 .devname        = "s5p-sdo",
 368                 .enable         = exynos4_clk_dac_ctrl,
 369                 .ctrlbit        = (1 << 0),
 370         }, {
 371                 .name           = "otg",
 372                 .parent         = &clk_hclk_psys.clk,
 373                 .enable         = s5pv210_clk_ip1_ctrl,
 374                 .ctrlbit        = (1<<16),
 375         }, {
 376                 .name           = "usb-host",
 377                 .parent         = &clk_hclk_psys.clk,
 378                 .enable         = s5pv210_clk_ip1_ctrl,
 379                 .ctrlbit        = (1<<17),
 380         }, {
 381                 .name           = "lcd",
 382                 .parent         = &clk_hclk_dsys.clk,
 383                 .enable         = s5pv210_clk_ip1_ctrl,
 384                 .ctrlbit        = (1<<0),
 385         }, {
 386                 .name           = "cfcon",
 387                 .parent         = &clk_hclk_psys.clk,
 388                 .enable         = s5pv210_clk_ip1_ctrl,
 389                 .ctrlbit        = (1<<25),
 390         }, {
 391                 .name           = "systimer",
 392                 .parent         = &clk_pclk_psys.clk,
 393                 .enable         = s5pv210_clk_ip3_ctrl,
 394                 .ctrlbit        = (1<<16),
 395         }, {
 396                 .name           = "watchdog",
 397                 .parent         = &clk_pclk_psys.clk,
 398                 .enable         = s5pv210_clk_ip3_ctrl,
 399                 .ctrlbit        = (1<<22),
 400         }, {
 401                 .name           = "rtc",
 402                 .parent         = &clk_pclk_psys.clk,
 403                 .enable         = s5pv210_clk_ip3_ctrl,
 404                 .ctrlbit        = (1<<15),
 405         }, {
 406                 .name           = "i2c",
 407                 .devname        = "s3c2440-i2c.0",
 408                 .parent         = &clk_pclk_psys.clk,
 409                 .enable         = s5pv210_clk_ip3_ctrl,
 410                 .ctrlbit        = (1<<7),
 411         }, {
 412                 .name           = "i2c",
 413                 .devname        = "s3c2440-i2c.1",
 414                 .parent         = &clk_pclk_psys.clk,
 415                 .enable         = s5pv210_clk_ip3_ctrl,
 416                 .ctrlbit        = (1 << 10),
 417         }, {
 418                 .name           = "i2c",
 419                 .devname        = "s3c2440-i2c.2",
 420                 .parent         = &clk_pclk_psys.clk,
 421                 .enable         = s5pv210_clk_ip3_ctrl,
 422                 .ctrlbit        = (1<<9),
 423         }, {
 424                 .name           = "i2c",
 425                 .devname        = "s3c2440-hdmiphy-i2c",
 426                 .parent         = &clk_pclk_psys.clk,
 427                 .enable         = s5pv210_clk_ip3_ctrl,
 428                 .ctrlbit        = (1 << 11),
 429         }, {
 430                 .name           = "spi",
 431                 .devname        = "s5pv210-spi.0",
 432                 .parent         = &clk_pclk_psys.clk,
 433                 .enable         = s5pv210_clk_ip3_ctrl,
 434                 .ctrlbit        = (1<<12),
 435         }, {
 436                 .name           = "spi",
 437                 .devname        = "s5pv210-spi.1",
 438                 .parent         = &clk_pclk_psys.clk,
 439                 .enable         = s5pv210_clk_ip3_ctrl,
 440                 .ctrlbit        = (1<<13),
 441         }, {
 442                 .name           = "spi",
 443                 .devname        = "s5pv210-spi.2",
 444                 .parent         = &clk_pclk_psys.clk,
 445                 .enable         = s5pv210_clk_ip3_ctrl,
 446                 .ctrlbit        = (1<<14),
 447         }, {
 448                 .name           = "timers",
 449                 .parent         = &clk_pclk_psys.clk,
 450                 .enable         = s5pv210_clk_ip3_ctrl,
 451                 .ctrlbit        = (1<<23),
 452         }, {
 453                 .name           = "adc",
 454                 .parent         = &clk_pclk_psys.clk,
 455                 .enable         = s5pv210_clk_ip3_ctrl,
 456                 .ctrlbit        = (1<<24),
 457         }, {
 458                 .name           = "keypad",
 459                 .parent         = &clk_pclk_psys.clk,
 460                 .enable         = s5pv210_clk_ip3_ctrl,
 461                 .ctrlbit        = (1<<21),
 462         }, {
 463                 .name           = "iis",
 464                 .devname        = "samsung-i2s.0",
 465                 .parent         = &clk_p,
 466                 .enable         = s5pv210_clk_ip3_ctrl,
 467                 .ctrlbit        = (1<<4),
 468         }, {
 469                 .name           = "iis",
 470                 .devname        = "samsung-i2s.1",
 471                 .parent         = &clk_p,
 472                 .enable         = s5pv210_clk_ip3_ctrl,
 473                 .ctrlbit        = (1 << 5),
 474         }, {
 475                 .name           = "iis",
 476                 .devname        = "samsung-i2s.2",
 477                 .parent         = &clk_p,
 478                 .enable         = s5pv210_clk_ip3_ctrl,
 479                 .ctrlbit        = (1 << 6),
 480         }, {
 481                 .name           = "spdif",
 482                 .parent         = &clk_p,
 483                 .enable         = s5pv210_clk_ip3_ctrl,
 484                 .ctrlbit        = (1 << 0),
 485         },
 486 };
 487
 488 static struct clk init_clocks[] = {
 489         {
 490                 .name           = "hclk_imem",
 491                 .parent         = &clk_hclk_msys.clk,
 492                 .ctrlbit        = (1 << 5),
 493                 .enable         = s5pv210_clk_ip0_ctrl,
 494                 .ops            = &clk_hclk_imem_ops,
 495         }, {
 496                 .name           = "uart",
 497                 .devname        = "s5pv210-uart.0",
 498                 .parent         = &clk_pclk_psys.clk,
 499                 .enable         = s5pv210_clk_ip3_ctrl,
 500                 .ctrlbit        = (1 << 17),
 501         }, {
 502                 .name           = "uart",
 503                 .devname        = "s5pv210-uart.1",
 504                 .parent         = &clk_pclk_psys.clk,
 505                 .enable         = s5pv210_clk_ip3_ctrl,
 506                 .ctrlbit        = (1 << 18),
 507         }, {
 508                 .name           = "uart",
 509                 .devname        = "s5pv210-uart.2",
 510                 .parent         = &clk_pclk_psys.clk,
 511                 .enable         = s5pv210_clk_ip3_ctrl,
 512                 .ctrlbit        = (1 << 19),
 513         }, {
 514                 .name           = "uart",
 515                 .devname        = "s5pv210-uart.3",
 516                 .parent         = &clk_pclk_psys.clk,
 517                 .enable         = s5pv210_clk_ip3_ctrl,
 518                 .ctrlbit        = (1 << 20),
 519         }, {
 520                 .name           = "sromc",
 521                 .parent         = &clk_hclk_psys.clk,
 522                 .enable         = s5pv210_clk_ip1_ctrl,
 523                 .ctrlbit        = (1 << 26),
 524         },
 525 };
 526
 527 static struct clk clk_hsmmc0 = {
 528         .name           = "hsmmc",
 529         .devname        = "s3c-sdhci.0",
 530         .parent         = &clk_hclk_psys.clk,
 531         .enable         = s5pv210_clk_ip2_ctrl,
 532         .ctrlbit        = (1<<16),
 533 };
 534
 535 static struct clk clk_hsmmc1 = {
 536         .name           = "hsmmc",
 537         .devname        = "s3c-sdhci.1",
 538         .parent         = &clk_hclk_psys.clk,
 539         .enable         = s5pv210_clk_ip2_ctrl,
 540         .ctrlbit        = (1<<17),
 541 };
 542
 543 static struct clk clk_hsmmc2 = {
 544         .name           = "hsmmc",
 545         .devname        = "s3c-sdhci.2",
 546         .parent         = &clk_hclk_psys.clk,
 547         .enable         = s5pv210_clk_ip2_ctrl,
 548         .ctrlbit        = (1<<18),
 549 };
 550
 551 static struct clk clk_hsmmc3 = {
 552         .name           = "hsmmc",
 553         .devname        = "s3c-sdhci.3",
 554         .parent         = &clk_hclk_psys.clk,
 555         .enable         = s5pv210_clk_ip2_ctrl,
 556         .ctrlbit        = (1<<19),
 557 };
 558
 559 static struct clk clk_pdma0 = {
 560         .name           = "pdma0",
 561         .parent         = &clk_hclk_psys.clk,
 562         .enable         = s5pv210_clk_ip0_ctrl,
 563         .ctrlbit        = (1 << 3),
 564 };
 565
 566 static struct clk clk_pdma1 = {
 567         .name           = "pdma1",
 568         .parent         = &clk_hclk_psys.clk,
 569         .enable         = s5pv210_clk_ip0_ctrl,
 570         .ctrlbit        = (1 << 4),
 571 };
 572
 573 static struct clk *clkset_uart_list[] = {
 574         [6] = &clk_mout_mpll.clk,
 575         [7] = &clk_mout_epll.clk,
 576 };
 577
 578 static struct clksrc_sources clkset_uart = {
 579         .sources        = clkset_uart_list,
 580         .nr_sources     = ARRAY_SIZE(clkset_uart_list),
 581 };
 582
 583 static struct clk *clkset_group1_list[] = {
 584         [0] = &clk_sclk_a2m.clk,
 585         [1] = &clk_mout_mpll.clk,
 586         [2] = &clk_mout_epll.clk,
 587         [3] = &clk_sclk_vpll.clk,
 588 };
 589
 590 static struct clksrc_sources clkset_group1 = {
 591         .sources        = clkset_group1_list,
 592         .nr_sources     = ARRAY_SIZE(clkset_group1_list),
 593 };
 594
 595 static struct clk *clkset_sclk_onenand_list[] = {
 596         [0] = &clk_hclk_psys.clk,
 597         [1] = &clk_hclk_dsys.clk,
 598 };
 599
 600 static struct clksrc_sources clkset_sclk_onenand = {
 601         .sources        = clkset_sclk_onenand_list,
 602         .nr_sources     = ARRAY_SIZE(clkset_sclk_onenand_list),
 603 };
 604
 605 static struct clk *clkset_sclk_dac_list[] = {
 606         [0] = &clk_sclk_vpll.clk,
 607         [1] = &clk_sclk_hdmiphy,
 608 };
 609
 610 static struct clksrc_sources clkset_sclk_dac = {
 611         .sources        = clkset_sclk_dac_list,
 612         .nr_sources     = ARRAY_SIZE(clkset_sclk_dac_list),
 613 };
 614
 615 static struct clksrc_clk clk_sclk_dac = {
 616         .clk            = {
 617                 .name           = "sclk_dac",
 618                 .enable         = s5pv210_clk_mask0_ctrl,
 619                 .ctrlbit        = (1 << 2),
 620         },
 621         .sources        = &clkset_sclk_dac,
 622         .reg_src        = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 1 },
 623 };
 624
 625 static struct clksrc_clk clk_sclk_pixel = {
 626         .clk            = {
 627                 .name           = "sclk_pixel",
 628                 .parent         = &clk_sclk_vpll.clk,
 629         },
 630         .reg_div        = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 4},
 631 };
 632
 633 static struct clk *clkset_sclk_hdmi_list[] = {
 634         [0] = &clk_sclk_pixel.clk,
 635         [1] = &clk_sclk_hdmiphy,
 636 };
 637
 638 static struct clksrc_sources clkset_sclk_hdmi = {
 639         .sources        = clkset_sclk_hdmi_list,
 640         .nr_sources     = ARRAY_SIZE(clkset_sclk_hdmi_list),
 641 };
 642
 643 static struct clksrc_clk clk_sclk_hdmi = {
 644         .clk            = {
 645                 .name           = "sclk_hdmi",
 646                 .enable         = s5pv210_clk_mask0_ctrl,
 647                 .ctrlbit        = (1 << 0),
 648         },
 649         .sources        = &clkset_sclk_hdmi,
 650         .reg_src        = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 },
 651 };
 652
 653 static struct clk *clkset_sclk_mixer_list[] = {
 654         [0] = &clk_sclk_dac.clk,
 655         [1] = &clk_sclk_hdmi.clk,
 656 };
 657
 658 static struct clksrc_sources clkset_sclk_mixer = {
 659         .sources        = clkset_sclk_mixer_list,
 660         .nr_sources     = ARRAY_SIZE(clkset_sclk_mixer_list),
 661 };
 662
 663 static struct clksrc_clk clk_sclk_mixer = {
 664         .clk            = {
 665                 .name           = "sclk_mixer",
 666                 .enable         = s5pv210_clk_mask0_ctrl,
 667                 .ctrlbit        = (1 << 1),
 668         },
 669         .sources = &clkset_sclk_mixer,
 670         .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
 671 };
 672
 673 static struct clksrc_clk *sclk_tv[] = {
 674         &clk_sclk_dac,
 675         &clk_sclk_pixel,
 676         &clk_sclk_hdmi,
 677         &clk_sclk_mixer,
 678 };
 679
 680 static struct clk *clkset_sclk_audio0_list[] = {
 681         [0] = &clk_ext_xtal_mux,
 682         [1] = &clk_pcmcdclk0,
 683         [2] = &clk_sclk_hdmi27m,
 684         [3] = &clk_sclk_usbphy0,
 685         [4] = &clk_sclk_usbphy1,
 686         [5] = &clk_sclk_hdmiphy,
 687         [6] = &clk_mout_mpll.clk,
 688         [7] = &clk_mout_epll.clk,
 689         [8] = &clk_sclk_vpll.clk,
 690 };
 691
 692 static struct clksrc_sources clkset_sclk_audio0 = {
 693         .sources        = clkset_sclk_audio0_list,
 694         .nr_sources     = ARRAY_SIZE(clkset_sclk_audio0_list),
 695 };
 696
 697 static struct clksrc_clk clk_sclk_audio0 = {
 698         .clk            = {
 699                 .name           = "sclk_audio",
 700                 .devname        = "soc-audio.0",
 701                 .enable         = s5pv210_clk_mask0_ctrl,
 702                 .ctrlbit        = (1 << 24),
 703         },
 704         .sources = &clkset_sclk_audio0,
 705         .reg_src = { .reg = S5P_CLK_SRC6, .shift = 0, .size = 4 },
 706         .reg_div = { .reg = S5P_CLK_DIV6, .shift = 0, .size = 4 },
 707 };
 708
 709 static struct clk *clkset_sclk_audio1_list[] = {
 710         [0] = &clk_ext_xtal_mux,
 711         [1] = &clk_pcmcdclk1,
 712         [2] = &clk_sclk_hdmi27m,
 713         [3] = &clk_sclk_usbphy0,
 714         [4] = &clk_sclk_usbphy1,
 715         [5] = &clk_sclk_hdmiphy,
 716         [6] = &clk_mout_mpll.clk,
 717         [7] = &clk_mout_epll.clk,
 718         [8] = &clk_sclk_vpll.clk,
 719 };
 720
 721 static struct clksrc_sources clkset_sclk_audio1 = {
 722         .sources        = clkset_sclk_audio1_list,
 723         .nr_sources     = ARRAY_SIZE(clkset_sclk_audio1_list),
 724 };
 725
 726 static struct clksrc_clk clk_sclk_audio1 = {
 727         .clk            = {
 728                 .name           = "sclk_audio",
 729                 .devname        = "soc-audio.1",
 730                 .enable         = s5pv210_clk_mask0_ctrl,
 731                 .ctrlbit        = (1 << 25),
 732         },
 733         .sources = &clkset_sclk_audio1,
 734         .reg_src = { .reg = S5P_CLK_SRC6, .shift = 4, .size = 4 },
 735         .reg_div = { .reg = S5P_CLK_DIV6, .shift = 4, .size = 4 },
 736 };
 737
 738 static struct clk *clkset_sclk_audio2_list[] = {
 739         [0] = &clk_ext_xtal_mux,
 740         [1] = &clk_pcmcdclk0,
 741         [2] = &clk_sclk_hdmi27m,
 742         [3] = &clk_sclk_usbphy0,
 743         [4] = &clk_sclk_usbphy1,
 744         [5] = &clk_sclk_hdmiphy,
 745         [6] = &clk_mout_mpll.clk,
 746         [7] = &clk_mout_epll.clk,
 747         [8] = &clk_sclk_vpll.clk,
 748 };
 749
 750 static struct clksrc_sources clkset_sclk_audio2 = {
 751         .sources        = clkset_sclk_audio2_list,
 752         .nr_sources     = ARRAY_SIZE(clkset_sclk_audio2_list),
 753 };
 754
 755 static struct clksrc_clk clk_sclk_audio2 = {
 756         .clk            = {
 757                 .name           = "sclk_audio",
 758                 .devname        = "soc-audio.2",
 759                 .enable         = s5pv210_clk_mask0_ctrl,
 760                 .ctrlbit        = (1 << 26),
 761         },
 762         .sources = &clkset_sclk_audio2,
 763         .reg_src = { .reg = S5P_CLK_SRC6, .shift = 8, .size = 4 },
 764         .reg_div = { .reg = S5P_CLK_DIV6, .shift = 8, .size = 4 },
 765 };
 766
 767 static struct clk *clkset_sclk_spdif_list[] = {
 768         [0] = &clk_sclk_audio0.clk,
 769         [1] = &clk_sclk_audio1.clk,
 770         [2] = &clk_sclk_audio2.clk,
 771 };
 772
 773 static struct clksrc_sources clkset_sclk_spdif = {
 774         .sources        = clkset_sclk_spdif_list,
 775         .nr_sources     = ARRAY_SIZE(clkset_sclk_spdif_list),
 776 };
 777
 778 static struct clksrc_clk clk_sclk_spdif = {
 779         .clk            = {
 780                 .name           = "sclk_spdif",
 781                 .enable         = s5pv210_clk_mask0_ctrl,
 782                 .ctrlbit        = (1 << 27),
 783                 .ops            = &s5p_sclk_spdif_ops,
 784         },
 785         .sources = &clkset_sclk_spdif,
 786         .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
 787 };
 788
 789 static struct clk *clkset_group2_list[] = {
 790         [0] = &clk_ext_xtal_mux,
 791         [1] = &clk_xusbxti,
 792         [2] = &clk_sclk_hdmi27m,
 793         [3] = &clk_sclk_usbphy0,
 794         [4] = &clk_sclk_usbphy1,
 795         [5] = &clk_sclk_hdmiphy,
 796         [6] = &clk_mout_mpll.clk,
 797         [7] = &clk_mout_epll.clk,
 798         [8] = &clk_sclk_vpll.clk,
 799 };
 800
 801 static struct clksrc_sources clkset_group2 = {
 802         .sources        = clkset_group2_list,
 803         .nr_sources     = ARRAY_SIZE(clkset_group2_list),
 804 };
 805
 806 static struct clksrc_clk clksrcs[] = {
 807         {
 808                 .clk    = {
 809                         .name           = "sclk_dmc",
 810                 },
 811                 .sources = &clkset_group1,
 812                 .reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
 813                 .reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
 814         }, {
 815                 .clk    = {
 816                         .name           = "sclk_onenand",
 817                 },
 818                 .sources = &clkset_sclk_onenand,
 819                 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 28, .size = 1 },
 820                 .reg_div = { .reg = S5P_CLK_DIV6, .shift = 12, .size = 3 },
 821         }, {
 822                 .clk    = {
 823                         .name           = "sclk_fimc",
 824                         .devname        = "s5pv210-fimc.0",
 825                         .enable         = s5pv210_clk_mask1_ctrl,
 826                         .ctrlbit        = (1 << 2),
 827                 },
 828                 .sources = &clkset_group2,
 829                 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 4 },
 830                 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
 831         }, {
 832                 .clk    = {
 833                         .name           = "sclk_fimc",
 834                         .devname        = "s5pv210-fimc.1",
 835                         .enable         = s5pv210_clk_mask1_ctrl,
 836                         .ctrlbit        = (1 << 3),
 837                 },
 838                 .sources = &clkset_group2,
 839                 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 4 },
 840                 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 },
 841         }, {
 842                 .clk    = {
 843                         .name           = "sclk_fimc",
 844                         .devname        = "s5pv210-fimc.2",
 845                         .enable         = s5pv210_clk_mask1_ctrl,
 846                         .ctrlbit        = (1 << 4),
 847                 },
 848                 .sources = &clkset_group2,
 849                 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 4 },
 850                 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 },
 851         }, {
 852                 .clk            = {
 853                         .name           = "sclk_cam0",
 854                         .enable         = s5pv210_clk_mask0_ctrl,
 855                         .ctrlbit        = (1 << 3),
 856                 },
 857                 .sources = &clkset_group2,
 858                 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 4 },
 859                 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 },
 860         }, {
 861                 .clk            = {
 862                         .name           = "sclk_cam1",
 863                         .enable         = s5pv210_clk_mask0_ctrl,
 864                         .ctrlbit        = (1 << 4),
 865                 },
 866                 .sources = &clkset_group2,
 867                 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 4 },
 868                 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 4 },
 869         }, {
 870                 .clk            = {
 871                         .name           = "sclk_fimd",
 872                         .enable         = s5pv210_clk_mask0_ctrl,
 873                         .ctrlbit        = (1 << 5),
 874                 },
 875                 .sources = &clkset_group2,
 876                 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 4 },
 877                 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 4 },
 878         }, {
 879                 .clk            = {
 880                         .name           = "sclk_mfc",
 881                         .devname        = "s5p-mfc",
 882                         .enable         = s5pv210_clk_ip0_ctrl,
 883                         .ctrlbit        = (1 << 16),
 884                 },
 885                 .sources = &clkset_group1,
 886                 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 },
 887                 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
 888         }, {
 889                 .clk            = {
 890                         .name           = "sclk_g2d",
 891                         .enable         = s5pv210_clk_ip0_ctrl,
 892                         .ctrlbit        = (1 << 12),
 893                 },
 894                 .sources = &clkset_group1,
 895                 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
 896                 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 },
 897         }, {
 898                 .clk            = {
 899                         .name           = "sclk_g3d",
 900                         .enable         = s5pv210_clk_ip0_ctrl,
 901                         .ctrlbit        = (1 << 8),
 902                 },
 903                 .sources = &clkset_group1,
 904                 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 },
 905                 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
 906         }, {
 907                 .clk            = {
 908                         .name           = "sclk_csis",
 909                         .enable         = s5pv210_clk_mask0_ctrl,
 910                         .ctrlbit        = (1 << 6),
 911                 },
 912                 .sources = &clkset_group2,
 913                 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .size = 4 },
 914                 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 28, .size = 4 },
 915         }, {
 916                 .clk            = {
 917                         .name           = "sclk_pwi",
 918                         .enable         = s5pv210_clk_mask0_ctrl,
 919                         .ctrlbit        = (1 << 29),
 920                 },
 921                 .sources = &clkset_group2,
 922                 .reg_src = { .reg = S5P_CLK_SRC6, .shift = 20, .size = 4 },
 923                 .reg_div = { .reg = S5P_CLK_DIV6, .shift = 24, .size = 4 },
 924         }, {
 925                 .clk            = {
 926                         .name           = "sclk_pwm",
 927                         .enable         = s5pv210_clk_mask0_ctrl,
 928                         .ctrlbit        = (1 << 19),
 929                 },
 930                 .sources = &clkset_group2,
 931                 .reg_src = { .reg = S5P_CLK_SRC5, .shift = 12, .size = 4 },
 932                 .reg_div = { .reg = S5P_CLK_DIV5, .shift = 12, .size = 4 },
 933         },
 934 };
 935
 936 static struct clksrc_clk clk_sclk_uart0 = {
 937         .clk    = {
 938                 .name           = "uclk1",
 939                 .devname        = "s5pv210-uart.0",
 940                 .enable         = s5pv210_clk_mask0_ctrl,
 941                 .ctrlbit        = (1 << 12),
 942         },
 943         .sources = &clkset_uart,
 944         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 },
 945         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
 946 };
 947
 948 static struct clksrc_clk clk_sclk_uart1 = {
 949         .clk            = {
 950                 .name           = "uclk1",
 951                 .devname        = "s5pv210-uart.1",
 952                 .enable         = s5pv210_clk_mask0_ctrl,
 953                 .ctrlbit        = (1 << 13),
 954         },
 955         .sources = &clkset_uart,
 956         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 },
 957         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
 958 };
 959
 960 static struct clksrc_clk clk_sclk_uart2 = {
 961         .clk            = {
 962                 .name           = "uclk1",
 963                 .devname        = "s5pv210-uart.2",
 964                 .enable         = s5pv210_clk_mask0_ctrl,
 965                 .ctrlbit        = (1 << 14),
 966         },
 967         .sources = &clkset_uart,
 968         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 },
 969         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 },
 970 };
 971
 972 static struct clksrc_clk clk_sclk_uart3 = {
 973         .clk            = {
 974                 .name           = "uclk1",
 975                 .devname        = "s5pv210-uart.3",
 976                 .enable         = s5pv210_clk_mask0_ctrl,
 977                 .ctrlbit        = (1 << 15),
 978         },
 979         .sources = &clkset_uart,
 980         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 },
 981         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 },
 982 };
 983
 984 static struct clksrc_clk clk_sclk_mmc0 = {
 985         .clk            = {
 986                 .name           = "sclk_mmc",
 987                 .devname        = "s3c-sdhci.0",
 988                 .enable         = s5pv210_clk_mask0_ctrl,
 989                 .ctrlbit        = (1 << 8),
 990         },
 991         .sources = &clkset_group2,
 992         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 0, .size = 4 },
 993         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 4 },
 994 };
 995
 996 static struct clksrc_clk clk_sclk_mmc1 = {
 997         .clk            = {
 998                 .name           = "sclk_mmc",
 999                 .devname        = "s3c-sdhci.1",
1000                 .enable         = s5pv210_clk_mask0_ctrl,
1001                 .ctrlbit        = (1 << 9),
1002         },
1003         .sources = &clkset_group2,
1004         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 4, .size = 4 },
1005         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 4, .size = 4 },
1006 };
1007
1008 static struct clksrc_clk clk_sclk_mmc2 = {
1009         .clk            = {
1010                 .name           = "sclk_mmc",
1011                 .devname        = "s3c-sdhci.2",
1012                 .enable         = s5pv210_clk_mask0_ctrl,
1013                 .ctrlbit        = (1 << 10),
1014         },
1015         .sources = &clkset_group2,
1016         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 8, .size = 4 },
1017         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 8, .size = 4 },
1018 };
1019
1020 static struct clksrc_clk clk_sclk_mmc3 = {
1021         .clk            = {
1022                 .name           = "sclk_mmc",
1023                 .devname        = "s3c-sdhci.3",
1024                 .enable         = s5pv210_clk_mask0_ctrl,
1025                 .ctrlbit        = (1 << 11),
1026         },
1027         .sources = &clkset_group2,
1028         .reg_src = { .reg = S5P_CLK_SRC4, .shift = 12, .size = 4 },
1029         .reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
1030 };
1031
1032 static struct clksrc_clk clk_sclk_spi0 = {
1033         .clk            = {
1034                 .name           = "sclk_spi",
1035                 .devname        = "s5pv210-spi.0",
1036                 .enable         = s5pv210_clk_mask0_ctrl,
1037                 .ctrlbit        = (1 << 16),
1038         },
1039         .sources = &clkset_group2,
1040         .reg_src = { .reg = S5P_CLK_SRC5, .shift = 0, .size = 4 },
1041         .reg_div = { .reg = S5P_CLK_DIV5, .shift = 0, .size = 4 },
1042         };
1043
1044 static struct clksrc_clk clk_sclk_spi1 = {
1045         .clk            = {
1046                 .name           = "sclk_spi",
1047                 .devname        = "s5pv210-spi.1",
1048                 .enable         = s5pv210_clk_mask0_ctrl,
1049                 .ctrlbit        = (1 << 17),
1050         },
1051         .sources = &clkset_group2,
1052         .reg_src = { .reg = S5P_CLK_SRC5, .shift = 4, .size = 4 },
1053         .reg_div = { .reg = S5P_CLK_DIV5, .shift = 4, .size = 4 },
1054         };
1055
1056
1057 static struct clksrc_clk *clksrc_cdev[] = {
1058         &clk_sclk_uart0,
1059         &clk_sclk_uart1,
1060         &clk_sclk_uart2,
1061         &clk_sclk_uart3,
1062         &clk_sclk_mmc0,
1063         &clk_sclk_mmc1,
1064         &clk_sclk_mmc2,
1065         &clk_sclk_mmc3,
1066         &clk_sclk_spi0,
1067         &clk_sclk_spi1,
1068 };
1069
1070 static struct clk *clk_cdev[] = {
1071         &clk_hsmmc0,
1072         &clk_hsmmc1,
1073         &clk_hsmmc2,
1074         &clk_hsmmc3,
1075         &clk_pdma0,
1076         &clk_pdma1,
1077 };
1078
1079 /* Clock initialisation code */
1080 static struct clksrc_clk *sysclks[] = {
1081         &clk_mout_apll,
1082         &clk_mout_epll,
1083         &clk_mout_mpll,
1084         &clk_armclk,
1085         &clk_hclk_msys,
1086         &clk_sclk_a2m,
1087         &clk_hclk_dsys,
1088         &clk_hclk_psys,
1089         &clk_pclk_msys,
1090         &clk_pclk_dsys,
1091         &clk_pclk_psys,
1092         &clk_vpllsrc,
1093         &clk_sclk_vpll,
1094         &clk_mout_dmc0,
1095         &clk_sclk_dmc0,
1096         &clk_sclk_audio0,
1097         &clk_sclk_audio1,
1098         &clk_sclk_audio2,
1099         &clk_sclk_spdif,
1100 };
1101
1102 static u32 epll_div[][6] = {
1103         {  48000000, 0, 48, 3, 3, 0 },
1104         {  96000000, 0, 48, 3, 2, 0 },
1105         { 144000000, 1, 72, 3, 2, 0 },
1106         { 192000000, 0, 48, 3, 1, 0 },
1107         { 288000000, 1, 72, 3, 1, 0 },
1108         {  32750000, 1, 65, 3, 4, 35127 },
1109         {  32768000, 1, 65, 3, 4, 35127 },
1110         {  45158400, 0, 45, 3, 3, 10355 },
1111         {  45000000, 0, 45, 3, 3, 10355 },
1112         {  45158000, 0, 45, 3, 3, 10355 },
1113         {  49125000, 0, 49, 3, 3, 9961 },
1114         {  49152000, 0, 49, 3, 3, 9961 },
1115         {  67737600, 1, 67, 3, 3, 48366 },
1116         {  67738000, 1, 67, 3, 3, 48366 },
1117         {  73800000, 1, 73, 3, 3, 47710 },
1118         {  73728000, 1, 73, 3, 3, 47710 },
1119         {  36000000, 1, 32, 3, 4, 0 },
1120         {  60000000, 1, 60, 3, 3, 0 },
1121         {  72000000, 1, 72, 3, 3, 0 },
1122         {  80000000, 1, 80, 3, 3, 0 },
1123         {  84000000, 0, 42, 3, 2, 0 },
1124         {  50000000, 0, 50, 3, 3, 0 },
1125 };
1126
1127 static int s5pv210_epll_set_rate(struct clk *clk, unsigned long rate)
1128 {
1129         unsigned int epll_con, epll_con_k;
1130         unsigned int i;
1131
1132         /* Return if nothing changed */
1133         if (clk->rate == rate)
1134                 return 0;
1135
1136         epll_con = __raw_readl(S5P_EPLL_CON);
1137         epll_con_k = __raw_readl(S5P_EPLL_CON1);
1138
1139         epll_con_k &= ~PLL46XX_KDIV_MASK;
1140         epll_con &= ~(1 << 27 |
1141                         PLL46XX_MDIV_MASK << PLL46XX_MDIV_SHIFT |
1142                         PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT |
1143                         PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
1144
1145         for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
1146                 if (epll_div[i][0] == rate) {
1147                         epll_con_k |= epll_div[i][5] << 0;
1148                         epll_con |= (epll_div[i][1] << 27 |
1149                                         epll_div[i][2] << PLL46XX_MDIV_SHIFT |
1150                                         epll_div[i][3] << PLL46XX_PDIV_SHIFT |
1151                                         epll_div[i][4] << PLL46XX_SDIV_SHIFT);
1152                         break;
1153                 }
1154         }
1155
1156         if (i == ARRAY_SIZE(epll_div)) {
1157                 printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n",
1158                                 __func__);
1159                 return -EINVAL;
1160         }
1161
1162         __raw_writel(epll_con, S5P_EPLL_CON);
1163         __raw_writel(epll_con_k, S5P_EPLL_CON1);
1164
1165         printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n",
1166                         clk->rate, rate);
1167
1168         clk->rate = rate;
1169
1170         return 0;
1171 }
1172
1173 static struct clk_ops s5pv210_epll_ops = {
1174         .set_rate = s5pv210_epll_set_rate,
1175         .get_rate = s5p_epll_get_rate,
1176 };
1177
1178 static u32 vpll_div[][5] = {
1179         {  54000000, 3, 53, 3, 0 },
1180         { 108000000, 3, 53, 2, 0 },
1181 };
1182
1183 static unsigned long s5pv210_vpll_get_rate(struct clk *clk)
1184 {
1185         return clk->rate;
1186 }
1187
1188 static int s5pv210_vpll_set_rate(struct clk *clk, unsigned long rate)
1189 {
1190         unsigned int vpll_con;
1191         unsigned int i;
1192
1193         /* Return if nothing changed */
1194         if (clk->rate == rate)
1195                 return 0;
1196
1197         vpll_con = __raw_readl(S5P_VPLL_CON);
1198         vpll_con &= ~(0x1 << 27 |                                       \
1199                         PLL90XX_MDIV_MASK << PLL90XX_MDIV_SHIFT |       \
1200                         PLL90XX_PDIV_MASK << PLL90XX_PDIV_SHIFT |       \
1201                         PLL90XX_SDIV_MASK << PLL90XX_SDIV_SHIFT);
1202
1203         for (i = 0; i < ARRAY_SIZE(vpll_div); i++) {
1204                 if (vpll_div[i][0] == rate) {
1205                         vpll_con |= vpll_div[i][1] << PLL90XX_PDIV_SHIFT;
1206                         vpll_con |= vpll_div[i][2] << PLL90XX_MDIV_SHIFT;
1207                         vpll_con |= vpll_div[i][3] << PLL90XX_SDIV_SHIFT;
1208                         vpll_con |= vpll_div[i][4] << 27;
1209                         break;
1210                 }
1211         }
1212
1213         if (i == ARRAY_SIZE(vpll_div)) {
1214                 printk(KERN_ERR "%s: Invalid Clock VPLL Frequency\n",
1215                                 __func__);
1216                 return -EINVAL;
1217         }
1218
1219         __raw_writel(vpll_con, S5P_VPLL_CON);
1220
1221         /* Wait for VPLL lock */
1222         while (!(__raw_readl(S5P_VPLL_CON) & (1 << PLL90XX_LOCKED_SHIFT)))
1223                 continue;
1224
1225         clk->rate = rate;
1226         return 0;
1227 }
1228 static struct clk_ops s5pv210_vpll_ops = {
1229         .get_rate = s5pv210_vpll_get_rate,
1230         .set_rate = s5pv210_vpll_set_rate,
1231 };
1232
1233 void __init_or_cpufreq s5pv210_setup_clocks(void)
1234 {
1235         struct clk *xtal_clk;
1236         unsigned long vpllsrc;
1237         unsigned long armclk;
1238         unsigned long hclk_msys;
1239         unsigned long hclk_dsys;
1240         unsigned long hclk_psys;
1241         unsigned long pclk_msys;
1242         unsigned long pclk_dsys;
1243         unsigned long pclk_psys;
1244         unsigned long apll;
1245         unsigned long mpll;
1246         unsigned long epll;
1247         unsigned long vpll;
1248         unsigned int ptr;
1249         u32 clkdiv0, clkdiv1;
1250
1251         /* Set functions for clk_fout_epll */
1252         clk_fout_epll.enable = s5p_epll_enable;
1253         clk_fout_epll.ops = &s5pv210_epll_ops;
1254
1255         printk(KERN_DEBUG "%s: registering clocks\n", __func__);
1256
1257         clkdiv0 = __raw_readl(S5P_CLK_DIV0);
1258         clkdiv1 = __raw_readl(S5P_CLK_DIV1);
1259
1260         printk(KERN_DEBUG "%s: clkdiv0 = %08x, clkdiv1 = %08x\n",
1261                                 __func__, clkdiv0, clkdiv1);
1262
1263         xtal_clk = clk_get(NULL, "xtal");
1264         BUG_ON(IS_ERR(xtal_clk));
1265
1266         xtal = clk_get_rate(xtal_clk);
1267         clk_put(xtal_clk);
1268
1269         printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
1270
1271         apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
1272         mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON), pll_4502);
1273         epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON),
1274                                 __raw_readl(S5P_EPLL_CON1), pll_4600);
1275         vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
1276         vpll = s5p_get_pll45xx(vpllsrc, __raw_readl(S5P_VPLL_CON), pll_4502);
1277
1278         clk_fout_apll.ops = &clk_fout_apll_ops;
1279         clk_fout_mpll.rate = mpll;
1280         clk_fout_epll.rate = epll;
1281         clk_fout_vpll.ops = &s5pv210_vpll_ops;
1282         clk_fout_vpll.rate = vpll;
1283
1284         printk(KERN_INFO "S5PV210: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
1285                         apll, mpll, epll, vpll);
1286
1287         armclk = clk_get_rate(&clk_armclk.clk);
1288         hclk_msys = clk_get_rate(&clk_hclk_msys.clk);
1289         hclk_dsys = clk_get_rate(&clk_hclk_dsys.clk);
1290         hclk_psys = clk_get_rate(&clk_hclk_psys.clk);
1291         pclk_msys = clk_get_rate(&clk_pclk_msys.clk);
1292         pclk_dsys = clk_get_rate(&clk_pclk_dsys.clk);
1293         pclk_psys = clk_get_rate(&clk_pclk_psys.clk);
1294
1295         printk(KERN_INFO "S5PV210: ARMCLK=%ld, HCLKM=%ld, HCLKD=%ld\n"
1296                          "HCLKP=%ld, PCLKM=%ld, PCLKD=%ld, PCLKP=%ld\n",
1297                         armclk, hclk_msys, hclk_dsys, hclk_psys,
1298                         pclk_msys, pclk_dsys, pclk_psys);
1299
1300         clk_f.rate = armclk;
1301         clk_h.rate = hclk_psys;
1302         clk_p.rate = pclk_psys;
1303
1304         for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
1305                 s3c_set_clksrc(&clksrcs[ptr], true);
1306 }
1307
1308 static struct clk *clks[] __initdata = {
1309         &clk_sclk_hdmi27m,
1310         &clk_sclk_hdmiphy,
1311         &clk_sclk_usbphy0,
1312         &clk_sclk_usbphy1,
1313         &clk_pcmcdclk0,
1314         &clk_pcmcdclk1,
1315         &clk_pcmcdclk2,
1316 };
1317
1318 static struct clk_lookup s5pv210_clk_lookup[] = {
1319         CLKDEV_INIT(NULL, "clk_uart_baud0", &clk_p),
1320         CLKDEV_INIT("s5pv210-uart.0", "clk_uart_baud1", &clk_sclk_uart0.clk),
1321         CLKDEV_INIT("s5pv210-uart.1", "clk_uart_baud1", &clk_sclk_uart1.clk),
1322         CLKDEV_INIT("s5pv210-uart.2", "clk_uart_baud1", &clk_sclk_uart2.clk),
1323         CLKDEV_INIT("s5pv210-uart.3", "clk_uart_baud1", &clk_sclk_uart3.clk),
1324         CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &clk_hsmmc0),
1325         CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &clk_hsmmc1),
1326         CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.0", &clk_hsmmc2),
1327         CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.0", &clk_hsmmc3),
1328         CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
1329         CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
1330         CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
1331         CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.2", &clk_sclk_mmc3.clk),
1332         CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
1333         CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
1334         CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
1335         CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0),
1336         CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1),
1337 };
1338
1339 void __init s5pv210_register_clocks(void)
1340 {
1341         int ptr;
1342
1343         s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
1344
1345         for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
1346                 s3c_register_clksrc(sysclks[ptr], 1);
1347
1348         for (ptr = 0; ptr < ARRAY_SIZE(sclk_tv); ptr++)
1349                 s3c_register_clksrc(sclk_tv[ptr], 1);
1350
1351         for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++)
1352                 s3c_register_clksrc(clksrc_cdev[ptr], 1);
1353
1354         s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
1355         s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
1356
1357         s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
1358         s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
1359         clkdev_add_table(s5pv210_clk_lookup, ARRAY_SIZE(s5pv210_clk_lookup));
1360
1361         s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev));
1362         for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++)
1363                 s3c_disable_clocks(clk_cdev[ptr], 1);
1364
1365 }