1 /* 2 * Copyright (c) 2013 Samsung Electronics Co., Ltd. 3 * Copyright (c) 2013 Linaro Ltd. 4 * Author: Thomas Abraham <thomas.ab@samsung.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10 * Common Clock Framework support for all Exynos4 SoCs. 11 */ 12 13 #include <dt-bindings/clock/exynos4.h> 14 #include <linux/slab.h> 15 #include <linux/clk.h> 16 #include <linux/clk-provider.h> 17 #include <linux/of.h> 18 #include <linux/of_address.h> 19 #include <linux/syscore_ops.h> 20 21 #include "clk.h" 22 #include "clk-cpu.h" 23 24 /* Exynos4 clock controller register offsets */ 25 #define SRC_LEFTBUS 0x4200 26 #define DIV_LEFTBUS 0x4500 27 #define GATE_IP_LEFTBUS 0x4800 28 #define E4X12_GATE_IP_IMAGE 0x4930 29 #define CLKOUT_CMU_LEFTBUS 0x4a00 30 #define SRC_RIGHTBUS 0x8200 31 #define DIV_RIGHTBUS 0x8500 32 #define GATE_IP_RIGHTBUS 0x8800 33 #define E4X12_GATE_IP_PERIR 0x8960 34 #define CLKOUT_CMU_RIGHTBUS 0x8a00 35 #define EPLL_LOCK 0xc010 36 #define VPLL_LOCK 0xc020 37 #define EPLL_CON0 0xc110 38 #define EPLL_CON1 0xc114 39 #define EPLL_CON2 0xc118 40 #define VPLL_CON0 0xc120 41 #define VPLL_CON1 0xc124 42 #define VPLL_CON2 0xc128 43 #define SRC_TOP0 0xc210 44 #define SRC_TOP1 0xc214 45 #define SRC_CAM 0xc220 46 #define SRC_TV 0xc224 47 #define SRC_MFC 0xc228 48 #define SRC_G3D 0xc22c 49 #define E4210_SRC_IMAGE 0xc230 50 #define SRC_LCD0 0xc234 51 #define E4210_SRC_LCD1 0xc238 52 #define E4X12_SRC_ISP 0xc238 53 #define SRC_MAUDIO 0xc23c 54 #define SRC_FSYS 0xc240 55 #define SRC_PERIL0 0xc250 56 #define SRC_PERIL1 0xc254 57 #define E4X12_SRC_CAM1 0xc258 58 #define SRC_MASK_TOP 0xc310 59 #define SRC_MASK_CAM 0xc320 60 #define SRC_MASK_TV 0xc324 61 #define SRC_MASK_LCD0 0xc334 62 #define E4210_SRC_MASK_LCD1 0xc338 63 #define E4X12_SRC_MASK_ISP 0xc338 64 #define SRC_MASK_MAUDIO 0xc33c 65 #define SRC_MASK_FSYS 0xc340 66 #define SRC_MASK_PERIL0 0xc350 67 #define SRC_MASK_PERIL1 0xc354 68 #define DIV_TOP 0xc510 69 #define DIV_CAM 0xc520 70 #define DIV_TV 0xc524 71 #define DIV_MFC 0xc528 72 #define DIV_G3D 0xc52c 73 #define DIV_IMAGE 0xc530 74 #define DIV_LCD0 0xc534 75 #define E4210_DIV_LCD1 0xc538 76 #define E4X12_DIV_ISP 0xc538 77 #define DIV_MAUDIO 0xc53c 78 #define DIV_FSYS0 0xc540 79 #define DIV_FSYS1 0xc544 80 #define DIV_FSYS2 0xc548 81 #define DIV_FSYS3 0xc54c 82 #define DIV_PERIL0 0xc550 83 #define DIV_PERIL1 0xc554 84 #define DIV_PERIL2 0xc558 85 #define DIV_PERIL3 0xc55c 86 #define DIV_PERIL4 0xc560 87 #define DIV_PERIL5 0xc564 88 #define E4X12_DIV_CAM1 0xc568 89 #define E4X12_GATE_BUS_FSYS1 0xc744 90 #define GATE_SCLK_CAM 0xc820 91 #define GATE_IP_CAM 0xc920 92 #define GATE_IP_TV 0xc924 93 #define GATE_IP_MFC 0xc928 94 #define GATE_IP_G3D 0xc92c 95 #define E4210_GATE_IP_IMAGE 0xc930 96 #define GATE_IP_LCD0 0xc934 97 #define E4210_GATE_IP_LCD1 0xc938 98 #define E4X12_GATE_IP_ISP 0xc938 99 #define E4X12_GATE_IP_MAUDIO 0xc93c 100 #define GATE_IP_FSYS 0xc940 101 #define GATE_IP_GPS 0xc94c 102 #define GATE_IP_PERIL 0xc950 103 #define E4210_GATE_IP_PERIR 0xc960 104 #define GATE_BLOCK 0xc970 105 #define CLKOUT_CMU_TOP 0xca00 106 #define E4X12_MPLL_LOCK 0x10008 107 #define E4X12_MPLL_CON0 0x10108 108 #define SRC_DMC 0x10200 109 #define SRC_MASK_DMC 0x10300 110 #define DIV_DMC0 0x10500 111 #define DIV_DMC1 0x10504 112 #define GATE_IP_DMC 0x10900 113 #define CLKOUT_CMU_DMC 0x10a00 114 #define APLL_LOCK 0x14000 115 #define E4210_MPLL_LOCK 0x14008 116 #define APLL_CON0 0x14100 117 #define E4210_MPLL_CON0 0x14108 118 #define SRC_CPU 0x14200 119 #define DIV_CPU0 0x14500 120 #define DIV_CPU1 0x14504 121 #define GATE_SCLK_CPU 0x14800 122 #define GATE_IP_CPU 0x14900 123 #define CLKOUT_CMU_CPU 0x14a00 124 #define PWR_CTRL1 0x15020 125 #define E4X12_PWR_CTRL2 0x15024 126 #define E4X12_DIV_ISP0 0x18300 127 #define E4X12_DIV_ISP1 0x18304 128 #define E4X12_GATE_ISP0 0x18800 129 #define E4X12_GATE_ISP1 0x18804 130 131 /* Below definitions are used for PWR_CTRL settings */ 132 #define PWR_CTRL1_CORE2_DOWN_RATIO(x) (((x) & 0x7) << 28) 133 #define PWR_CTRL1_CORE1_DOWN_RATIO(x) (((x) & 0x7) << 16) 134 #define PWR_CTRL1_DIV2_DOWN_EN (1 << 9) 135 #define PWR_CTRL1_DIV1_DOWN_EN (1 << 8) 136 #define PWR_CTRL1_USE_CORE3_WFE (1 << 7) 137 #define PWR_CTRL1_USE_CORE2_WFE (1 << 6) 138 #define PWR_CTRL1_USE_CORE1_WFE (1 << 5) 139 #define PWR_CTRL1_USE_CORE0_WFE (1 << 4) 140 #define PWR_CTRL1_USE_CORE3_WFI (1 << 3) 141 #define PWR_CTRL1_USE_CORE2_WFI (1 << 2) 142 #define PWR_CTRL1_USE_CORE1_WFI (1 << 1) 143 #define PWR_CTRL1_USE_CORE0_WFI (1 << 0) 144 145 /* the exynos4 soc type */ 146 enum exynos4_soc { 147 EXYNOS4210, 148 EXYNOS4X12, 149 }; 150 151 /* list of PLLs to be registered */ 152 enum exynos4_plls { 153 apll, mpll, epll, vpll, 154 nr_plls /* number of PLLs */ 155 }; 156 157 static void __iomem *reg_base; 158 static enum exynos4_soc exynos4_soc; 159 160 /* 161 * Support for CMU save/restore across system suspends 162 */ 163 #ifdef CONFIG_PM_SLEEP 164 static struct samsung_clk_reg_dump *exynos4_save_common; 165 static struct samsung_clk_reg_dump *exynos4_save_soc; 166 static struct samsung_clk_reg_dump *exynos4_save_pll; 167 168 /* 169 * list of controller registers to be saved and restored during a 170 * suspend/resume cycle. 171 */ 172 static const unsigned long exynos4210_clk_save[] __initconst = { 173 E4210_SRC_IMAGE, 174 E4210_SRC_LCD1, 175 E4210_SRC_MASK_LCD1, 176 E4210_DIV_LCD1, 177 E4210_GATE_IP_IMAGE, 178 E4210_GATE_IP_LCD1, 179 E4210_GATE_IP_PERIR, 180 E4210_MPLL_CON0, 181 PWR_CTRL1, 182 }; 183 184 static const unsigned long exynos4x12_clk_save[] __initconst = { 185 E4X12_GATE_IP_IMAGE, 186 E4X12_GATE_IP_PERIR, 187 E4X12_SRC_CAM1, 188 E4X12_DIV_ISP, 189 E4X12_DIV_CAM1, 190 E4X12_MPLL_CON0, 191 PWR_CTRL1, 192 E4X12_PWR_CTRL2, 193 }; 194 195 static const unsigned long exynos4_clk_pll_regs[] __initconst = { 196 EPLL_LOCK, 197 VPLL_LOCK, 198 EPLL_CON0, 199 EPLL_CON1, 200 EPLL_CON2, 201 VPLL_CON0, 202 VPLL_CON1, 203 VPLL_CON2, 204 }; 205 206 static const unsigned long exynos4_clk_regs[] __initconst = { 207 SRC_LEFTBUS, 208 DIV_LEFTBUS, 209 GATE_IP_LEFTBUS, 210 SRC_RIGHTBUS, 211 DIV_RIGHTBUS, 212 GATE_IP_RIGHTBUS, 213 SRC_TOP0, 214 SRC_TOP1, 215 SRC_CAM, 216 SRC_TV, 217 SRC_MFC, 218 SRC_G3D, 219 SRC_LCD0, 220 SRC_MAUDIO, 221 SRC_FSYS, 222 SRC_PERIL0, 223 SRC_PERIL1, 224 SRC_MASK_TOP, 225 SRC_MASK_CAM, 226 SRC_MASK_TV, 227 SRC_MASK_LCD0, 228 SRC_MASK_MAUDIO, 229 SRC_MASK_FSYS, 230 SRC_MASK_PERIL0, 231 SRC_MASK_PERIL1, 232 DIV_TOP, 233 DIV_CAM, 234 DIV_TV, 235 DIV_MFC, 236 DIV_G3D, 237 DIV_IMAGE, 238 DIV_LCD0, 239 DIV_MAUDIO, 240 DIV_FSYS0, 241 DIV_FSYS1, 242 DIV_FSYS2, 243 DIV_FSYS3, 244 DIV_PERIL0, 245 DIV_PERIL1, 246 DIV_PERIL2, 247 DIV_PERIL3, 248 DIV_PERIL4, 249 DIV_PERIL5, 250 GATE_SCLK_CAM, 251 GATE_IP_CAM, 252 GATE_IP_TV, 253 GATE_IP_MFC, 254 GATE_IP_G3D, 255 GATE_IP_LCD0, 256 GATE_IP_FSYS, 257 GATE_IP_GPS, 258 GATE_IP_PERIL, 259 GATE_BLOCK, 260 SRC_MASK_DMC, 261 SRC_DMC, 262 DIV_DMC0, 263 DIV_DMC1, 264 GATE_IP_DMC, 265 APLL_CON0, 266 SRC_CPU, 267 DIV_CPU0, 268 DIV_CPU1, 269 GATE_SCLK_CPU, 270 GATE_IP_CPU, 271 CLKOUT_CMU_LEFTBUS, 272 CLKOUT_CMU_RIGHTBUS, 273 CLKOUT_CMU_TOP, 274 CLKOUT_CMU_DMC, 275 CLKOUT_CMU_CPU, 276 }; 277 278 static const struct samsung_clk_reg_dump src_mask_suspend[] = { 279 { .offset = SRC_MASK_TOP, .value = 0x00000001, }, 280 { .offset = SRC_MASK_CAM, .value = 0x11111111, }, 281 { .offset = SRC_MASK_TV, .value = 0x00000111, }, 282 { .offset = SRC_MASK_LCD0, .value = 0x00001111, }, 283 { .offset = SRC_MASK_MAUDIO, .value = 0x00000001, }, 284 { .offset = SRC_MASK_FSYS, .value = 0x01011111, }, 285 { .offset = SRC_MASK_PERIL0, .value = 0x01111111, }, 286 { .offset = SRC_MASK_PERIL1, .value = 0x01110111, }, 287 { .offset = SRC_MASK_DMC, .value = 0x00010000, }, 288 }; 289 290 static const struct samsung_clk_reg_dump src_mask_suspend_e4210[] = { 291 { .offset = E4210_SRC_MASK_LCD1, .value = 0x00001111, }, 292 }; 293 294 #define PLL_ENABLED (1 << 31) 295 #define PLL_LOCKED (1 << 29) 296 297 static void exynos4_clk_enable_pll(u32 reg) 298 { 299 u32 pll_con = readl(reg_base + reg); 300 pll_con |= PLL_ENABLED; 301 writel(pll_con, reg_base + reg); 302 303 while (!(pll_con & PLL_LOCKED)) { 304 cpu_relax(); 305 pll_con = readl(reg_base + reg); 306 } 307 } 308 309 static void exynos4_clk_wait_for_pll(u32 reg) 310 { 311 u32 pll_con; 312 313 pll_con = readl(reg_base + reg); 314 if (!(pll_con & PLL_ENABLED)) 315 return; 316 317 while (!(pll_con & PLL_LOCKED)) { 318 cpu_relax(); 319 pll_con = readl(reg_base + reg); 320 } 321 } 322 323 static int exynos4_clk_suspend(void) 324 { 325 samsung_clk_save(reg_base, exynos4_save_common, 326 ARRAY_SIZE(exynos4_clk_regs)); 327 samsung_clk_save(reg_base, exynos4_save_pll, 328 ARRAY_SIZE(exynos4_clk_pll_regs)); 329 330 exynos4_clk_enable_pll(EPLL_CON0); 331 exynos4_clk_enable_pll(VPLL_CON0); 332 333 if (exynos4_soc == EXYNOS4210) { 334 samsung_clk_save(reg_base, exynos4_save_soc, 335 ARRAY_SIZE(exynos4210_clk_save)); 336 samsung_clk_restore(reg_base, src_mask_suspend_e4210, 337 ARRAY_SIZE(src_mask_suspend_e4210)); 338 } else { 339 samsung_clk_save(reg_base, exynos4_save_soc, 340 ARRAY_SIZE(exynos4x12_clk_save)); 341 } 342 343 samsung_clk_restore(reg_base, src_mask_suspend, 344 ARRAY_SIZE(src_mask_suspend)); 345 346 return 0; 347 } 348 349 static void exynos4_clk_resume(void) 350 { 351 samsung_clk_restore(reg_base, exynos4_save_pll, 352 ARRAY_SIZE(exynos4_clk_pll_regs)); 353 354 exynos4_clk_wait_for_pll(EPLL_CON0); 355 exynos4_clk_wait_for_pll(VPLL_CON0); 356 357 samsung_clk_restore(reg_base, exynos4_save_common, 358 ARRAY_SIZE(exynos4_clk_regs)); 359 360 if (exynos4_soc == EXYNOS4210) 361 samsung_clk_restore(reg_base, exynos4_save_soc, 362 ARRAY_SIZE(exynos4210_clk_save)); 363 else 364 samsung_clk_restore(reg_base, exynos4_save_soc, 365 ARRAY_SIZE(exynos4x12_clk_save)); 366 } 367 368 static struct syscore_ops exynos4_clk_syscore_ops = { 369 .suspend = exynos4_clk_suspend, 370 .resume = exynos4_clk_resume, 371 }; 372 373 static void __init exynos4_clk_sleep_init(void) 374 { 375 exynos4_save_common = samsung_clk_alloc_reg_dump(exynos4_clk_regs, 376 ARRAY_SIZE(exynos4_clk_regs)); 377 if (!exynos4_save_common) 378 goto err_warn; 379 380 if (exynos4_soc == EXYNOS4210) 381 exynos4_save_soc = samsung_clk_alloc_reg_dump( 382 exynos4210_clk_save, 383 ARRAY_SIZE(exynos4210_clk_save)); 384 else 385 exynos4_save_soc = samsung_clk_alloc_reg_dump( 386 exynos4x12_clk_save, 387 ARRAY_SIZE(exynos4x12_clk_save)); 388 if (!exynos4_save_soc) 389 goto err_common; 390 391 exynos4_save_pll = samsung_clk_alloc_reg_dump(exynos4_clk_pll_regs, 392 ARRAY_SIZE(exynos4_clk_pll_regs)); 393 if (!exynos4_save_pll) 394 goto err_soc; 395 396 register_syscore_ops(&exynos4_clk_syscore_ops); 397 return; 398 399 err_soc: 400 kfree(exynos4_save_soc); 401 err_common: 402 kfree(exynos4_save_common); 403 err_warn: 404 pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", 405 __func__); 406 } 407 #else 408 static void __init exynos4_clk_sleep_init(void) {} 409 #endif 410 411 /* list of all parent clock list */ 412 PNAME(mout_apll_p) = { "fin_pll", "fout_apll", }; 413 PNAME(mout_mpll_p) = { "fin_pll", "fout_mpll", }; 414 PNAME(mout_epll_p) = { "fin_pll", "fout_epll", }; 415 PNAME(mout_vpllsrc_p) = { "fin_pll", "sclk_hdmi24m", }; 416 PNAME(mout_vpll_p) = { "fin_pll", "fout_vpll", }; 417 PNAME(sclk_evpll_p) = { "sclk_epll", "sclk_vpll", }; 418 PNAME(mout_mfc_p) = { "mout_mfc0", "mout_mfc1", }; 419 PNAME(mout_g3d_p) = { "mout_g3d0", "mout_g3d1", }; 420 PNAME(mout_g2d_p) = { "mout_g2d0", "mout_g2d1", }; 421 PNAME(mout_hdmi_p) = { "sclk_pixel", "sclk_hdmiphy", }; 422 PNAME(mout_jpeg_p) = { "mout_jpeg0", "mout_jpeg1", }; 423 PNAME(mout_spdif_p) = { "sclk_audio0", "sclk_audio1", "sclk_audio2", 424 "spdif_extclk", }; 425 PNAME(mout_onenand_p) = {"aclk133", "aclk160", }; 426 PNAME(mout_onenand1_p) = {"mout_onenand", "sclk_vpll", }; 427 428 /* Exynos 4210-specific parent groups */ 429 PNAME(sclk_vpll_p4210) = { "mout_vpllsrc", "fout_vpll", }; 430 PNAME(mout_core_p4210) = { "mout_apll", "sclk_mpll", }; 431 PNAME(sclk_ampll_p4210) = { "sclk_mpll", "sclk_apll", }; 432 PNAME(group1_p4210) = { "xxti", "xusbxti", "sclk_hdmi24m", 433 "sclk_usbphy0", "none", "sclk_hdmiphy", 434 "sclk_mpll", "sclk_epll", "sclk_vpll", }; 435 PNAME(mout_audio0_p4210) = { "cdclk0", "none", "sclk_hdmi24m", 436 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll", 437 "sclk_epll", "sclk_vpll" }; 438 PNAME(mout_audio1_p4210) = { "cdclk1", "none", "sclk_hdmi24m", 439 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll", 440 "sclk_epll", "sclk_vpll", }; 441 PNAME(mout_audio2_p4210) = { "cdclk2", "none", "sclk_hdmi24m", 442 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll", 443 "sclk_epll", "sclk_vpll", }; 444 PNAME(mout_mixer_p4210) = { "sclk_dac", "sclk_hdmi", }; 445 PNAME(mout_dac_p4210) = { "sclk_vpll", "sclk_hdmiphy", }; 446 PNAME(mout_pwi_p4210) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", 447 "sclk_usbphy1", "sclk_hdmiphy", "none", 448 "sclk_epll", "sclk_vpll" }; 449 PNAME(clkout_left_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2", 450 "div_gdl", "div_gpl" }; 451 PNAME(clkout_right_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2", 452 "div_gdr", "div_gpr" }; 453 PNAME(clkout_top_p4210) = { "fout_epll", "fout_vpll", "sclk_hdmi24m", 454 "sclk_usbphy0", "sclk_usbphy1", "sclk_hdmiphy", 455 "cdclk0", "cdclk1", "cdclk2", "spdif_extclk", 456 "aclk160", "aclk133", "aclk200", "aclk100", 457 "sclk_mfc", "sclk_g3d", "sclk_g2d", 458 "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l", 459 "s_rxbyteclkhs0_4l" }; 460 PNAME(clkout_dmc_p4210) = { "div_dmcd", "div_dmcp", "div_acp_pclk", "div_dmc", 461 "div_dphy", "none", "div_pwi" }; 462 PNAME(clkout_cpu_p4210) = { "fout_apll_div_2", "none", "fout_mpll_div_2", 463 "none", "arm_clk_div_2", "div_corem0", 464 "div_corem1", "div_corem0", "div_atb", 465 "div_periph", "div_pclk_dbg", "div_hpm" }; 466 467 /* Exynos 4x12-specific parent groups */ 468 PNAME(mout_mpll_user_p4x12) = { "fin_pll", "sclk_mpll", }; 469 PNAME(mout_core_p4x12) = { "mout_apll", "mout_mpll_user_c", }; 470 PNAME(mout_gdl_p4x12) = { "mout_mpll_user_l", "sclk_apll", }; 471 PNAME(mout_gdr_p4x12) = { "mout_mpll_user_r", "sclk_apll", }; 472 PNAME(sclk_ampll_p4x12) = { "mout_mpll_user_t", "sclk_apll", }; 473 PNAME(group1_p4x12) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", 474 "none", "sclk_hdmiphy", "mout_mpll_user_t", 475 "sclk_epll", "sclk_vpll", }; 476 PNAME(mout_audio0_p4x12) = { "cdclk0", "none", "sclk_hdmi24m", 477 "sclk_usbphy0", "xxti", "xusbxti", 478 "mout_mpll_user_t", "sclk_epll", "sclk_vpll" }; 479 PNAME(mout_audio1_p4x12) = { "cdclk1", "none", "sclk_hdmi24m", 480 "sclk_usbphy0", "xxti", "xusbxti", 481 "mout_mpll_user_t", "sclk_epll", "sclk_vpll", }; 482 PNAME(mout_audio2_p4x12) = { "cdclk2", "none", "sclk_hdmi24m", 483 "sclk_usbphy0", "xxti", "xusbxti", 484 "mout_mpll_user_t", "sclk_epll", "sclk_vpll", }; 485 PNAME(aclk_p4412) = { "mout_mpll_user_t", "sclk_apll", }; 486 PNAME(mout_user_aclk400_mcuisp_p4x12) = {"fin_pll", "div_aclk400_mcuisp", }; 487 PNAME(mout_user_aclk200_p4x12) = {"fin_pll", "div_aclk200", }; 488 PNAME(mout_user_aclk266_gps_p4x12) = {"fin_pll", "div_aclk266_gps", }; 489 PNAME(mout_pwi_p4x12) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0", 490 "none", "sclk_hdmiphy", "sclk_mpll", 491 "sclk_epll", "sclk_vpll" }; 492 PNAME(clkout_left_p4x12) = { "sclk_mpll_user_l_div_2", "sclk_apll_div_2", 493 "div_gdl", "div_gpl" }; 494 PNAME(clkout_right_p4x12) = { "sclk_mpll_user_r_div_2", "sclk_apll_div_2", 495 "div_gdr", "div_gpr" }; 496 PNAME(clkout_top_p4x12) = { "fout_epll", "fout_vpll", "sclk_hdmi24m", 497 "sclk_usbphy0", "none", "sclk_hdmiphy", 498 "cdclk0", "cdclk1", "cdclk2", "spdif_extclk", 499 "aclk160", "aclk133", "aclk200", "aclk100", 500 "sclk_mfc", "sclk_g3d", "aclk400_mcuisp", 501 "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l", 502 "s_rxbyteclkhs0_4l", "rx_half_byte_clk_csis0", 503 "rx_half_byte_clk_csis1", "div_jpeg", 504 "sclk_pwm_isp", "sclk_spi0_isp", 505 "sclk_spi1_isp", "sclk_uart_isp", 506 "sclk_mipihsi", "sclk_hdmi", "sclk_fimd0", 507 "sclk_pcm0" }; 508 PNAME(clkout_dmc_p4x12) = { "div_dmcd", "div_dmcp", "aclk_acp", "div_acp_pclk", 509 "div_dmc", "div_dphy", "fout_mpll_div_2", 510 "div_pwi", "none", "div_c2c", "div_c2c_aclk" }; 511 PNAME(clkout_cpu_p4x12) = { "fout_apll_div_2", "none", "none", "none", 512 "arm_clk_div_2", "div_corem0", "div_corem1", 513 "div_cores", "div_atb", "div_periph", 514 "div_pclk_dbg", "div_hpm" }; 515 516 /* fixed rate clocks generated outside the soc */ 517 static struct samsung_fixed_rate_clock exynos4_fixed_rate_ext_clks[] __initdata = { 518 FRATE(CLK_XXTI, "xxti", NULL, 0, 0), 519 FRATE(CLK_XUSBXTI, "xusbxti", NULL, 0, 0), 520 }; 521 522 /* fixed rate clocks generated inside the soc */ 523 static const struct samsung_fixed_rate_clock exynos4_fixed_rate_clks[] __initconst = { 524 FRATE(0, "sclk_hdmi24m", NULL, 0, 24000000), 525 FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", "hdmi", 0, 27000000), 526 FRATE(0, "sclk_usbphy0", NULL, 0, 48000000), 527 }; 528 529 static const struct samsung_fixed_rate_clock exynos4210_fixed_rate_clks[] __initconst = { 530 FRATE(0, "sclk_usbphy1", NULL, 0, 48000000), 531 }; 532 533 static const struct samsung_fixed_factor_clock exynos4_fixed_factor_clks[] __initconst = { 534 FFACTOR(0, "sclk_apll_div_2", "sclk_apll", 1, 2, 0), 535 FFACTOR(0, "fout_mpll_div_2", "fout_mpll", 1, 2, 0), 536 FFACTOR(0, "fout_apll_div_2", "fout_apll", 1, 2, 0), 537 FFACTOR(0, "arm_clk_div_2", "div_core2", 1, 2, 0), 538 }; 539 540 static const struct samsung_fixed_factor_clock exynos4210_fixed_factor_clks[] __initconst = { 541 FFACTOR(0, "sclk_mpll_div_2", "sclk_mpll", 1, 2, 0), 542 }; 543 544 static const struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initconst = { 545 FFACTOR(0, "sclk_mpll_user_l_div_2", "mout_mpll_user_l", 1, 2, 0), 546 FFACTOR(0, "sclk_mpll_user_r_div_2", "mout_mpll_user_r", 1, 2, 0), 547 FFACTOR(0, "sclk_mpll_user_t_div_2", "mout_mpll_user_t", 1, 2, 0), 548 FFACTOR(0, "sclk_mpll_user_c_div_2", "mout_mpll_user_c", 1, 2, 0), 549 }; 550 551 /* list of mux clocks supported in all exynos4 soc's */ 552 static const struct samsung_mux_clock exynos4_mux_clks[] __initconst = { 553 MUX_FA(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, 554 CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0, 555 "mout_apll"), 556 MUX(CLK_MOUT_HDMI, "mout_hdmi", mout_hdmi_p, SRC_TV, 0, 1), 557 MUX(0, "mout_mfc1", sclk_evpll_p, SRC_MFC, 4, 1), 558 MUX(0, "mout_mfc", mout_mfc_p, SRC_MFC, 8, 1), 559 MUX_F(CLK_MOUT_G3D1, "mout_g3d1", sclk_evpll_p, SRC_G3D, 4, 1, 560 CLK_SET_RATE_PARENT, 0), 561 MUX_F(CLK_MOUT_G3D, "mout_g3d", mout_g3d_p, SRC_G3D, 8, 1, 562 CLK_SET_RATE_PARENT, 0), 563 MUX(0, "mout_spdif", mout_spdif_p, SRC_PERIL1, 8, 2), 564 MUX(0, "mout_onenand1", mout_onenand1_p, SRC_TOP0, 0, 1), 565 MUX(CLK_SCLK_EPLL, "sclk_epll", mout_epll_p, SRC_TOP0, 4, 1), 566 MUX(0, "mout_onenand", mout_onenand_p, SRC_TOP0, 28, 1), 567 568 MUX(0, "mout_dmc_bus", sclk_ampll_p4210, SRC_DMC, 4, 1), 569 MUX(0, "mout_dphy", sclk_ampll_p4210, SRC_DMC, 8, 1), 570 }; 571 572 /* list of mux clocks supported in exynos4210 soc */ 573 static const struct samsung_mux_clock exynos4210_mux_early[] __initconst = { 574 MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP1, 0, 1), 575 }; 576 577 static const struct samsung_mux_clock exynos4210_mux_clks[] __initconst = { 578 MUX(0, "mout_gdl", sclk_ampll_p4210, SRC_LEFTBUS, 0, 1), 579 MUX(0, "mout_clkout_leftbus", clkout_left_p4210, 580 CLKOUT_CMU_LEFTBUS, 0, 5), 581 582 MUX(0, "mout_gdr", sclk_ampll_p4210, SRC_RIGHTBUS, 0, 1), 583 MUX(0, "mout_clkout_rightbus", clkout_right_p4210, 584 CLKOUT_CMU_RIGHTBUS, 0, 5), 585 586 MUX(0, "mout_aclk200", sclk_ampll_p4210, SRC_TOP0, 12, 1), 587 MUX(0, "mout_aclk100", sclk_ampll_p4210, SRC_TOP0, 16, 1), 588 MUX(0, "mout_aclk160", sclk_ampll_p4210, SRC_TOP0, 20, 1), 589 MUX(0, "mout_aclk133", sclk_ampll_p4210, SRC_TOP0, 24, 1), 590 MUX(CLK_MOUT_MIXER, "mout_mixer", mout_mixer_p4210, SRC_TV, 4, 1), 591 MUX(0, "mout_dac", mout_dac_p4210, SRC_TV, 8, 1), 592 MUX(0, "mout_g2d0", sclk_ampll_p4210, E4210_SRC_IMAGE, 0, 1), 593 MUX(0, "mout_g2d1", sclk_evpll_p, E4210_SRC_IMAGE, 4, 1), 594 MUX(0, "mout_g2d", mout_g2d_p, E4210_SRC_IMAGE, 8, 1), 595 MUX(0, "mout_fimd1", group1_p4210, E4210_SRC_LCD1, 0, 4), 596 MUX(0, "mout_mipi1", group1_p4210, E4210_SRC_LCD1, 12, 4), 597 MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_CPU, 8, 1), 598 MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4210, SRC_CPU, 16, 1), 599 MUX(0, "mout_hpm", mout_core_p4210, SRC_CPU, 20, 1), 600 MUX(CLK_SCLK_VPLL, "sclk_vpll", sclk_vpll_p4210, SRC_TOP0, 8, 1), 601 MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4210, SRC_CAM, 0, 4), 602 MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4210, SRC_CAM, 4, 4), 603 MUX(CLK_MOUT_FIMC2, "mout_fimc2", group1_p4210, SRC_CAM, 8, 4), 604 MUX(CLK_MOUT_FIMC3, "mout_fimc3", group1_p4210, SRC_CAM, 12, 4), 605 MUX(CLK_MOUT_CAM0, "mout_cam0", group1_p4210, SRC_CAM, 16, 4), 606 MUX(CLK_MOUT_CAM1, "mout_cam1", group1_p4210, SRC_CAM, 20, 4), 607 MUX(CLK_MOUT_CSIS0, "mout_csis0", group1_p4210, SRC_CAM, 24, 4), 608 MUX(CLK_MOUT_CSIS1, "mout_csis1", group1_p4210, SRC_CAM, 28, 4), 609 MUX(0, "mout_mfc0", sclk_ampll_p4210, SRC_MFC, 0, 1), 610 MUX_F(CLK_MOUT_G3D0, "mout_g3d0", sclk_ampll_p4210, SRC_G3D, 0, 1, 611 CLK_SET_RATE_PARENT, 0), 612 MUX(0, "mout_fimd0", group1_p4210, SRC_LCD0, 0, 4), 613 MUX(0, "mout_mipi0", group1_p4210, SRC_LCD0, 12, 4), 614 MUX(0, "mout_audio0", mout_audio0_p4210, SRC_MAUDIO, 0, 4), 615 MUX(0, "mout_mmc0", group1_p4210, SRC_FSYS, 0, 4), 616 MUX(0, "mout_mmc1", group1_p4210, SRC_FSYS, 4, 4), 617 MUX(0, "mout_mmc2", group1_p4210, SRC_FSYS, 8, 4), 618 MUX(0, "mout_mmc3", group1_p4210, SRC_FSYS, 12, 4), 619 MUX(0, "mout_mmc4", group1_p4210, SRC_FSYS, 16, 4), 620 MUX(0, "mout_sata", sclk_ampll_p4210, SRC_FSYS, 24, 1), 621 MUX(0, "mout_uart0", group1_p4210, SRC_PERIL0, 0, 4), 622 MUX(0, "mout_uart1", group1_p4210, SRC_PERIL0, 4, 4), 623 MUX(0, "mout_uart2", group1_p4210, SRC_PERIL0, 8, 4), 624 MUX(0, "mout_uart3", group1_p4210, SRC_PERIL0, 12, 4), 625 MUX(0, "mout_uart4", group1_p4210, SRC_PERIL0, 16, 4), 626 MUX(0, "mout_audio1", mout_audio1_p4210, SRC_PERIL1, 0, 4), 627 MUX(0, "mout_audio2", mout_audio2_p4210, SRC_PERIL1, 4, 4), 628 MUX(0, "mout_spi0", group1_p4210, SRC_PERIL1, 16, 4), 629 MUX(0, "mout_spi1", group1_p4210, SRC_PERIL1, 20, 4), 630 MUX(0, "mout_spi2", group1_p4210, SRC_PERIL1, 24, 4), 631 MUX(0, "mout_clkout_top", clkout_top_p4210, CLKOUT_CMU_TOP, 0, 5), 632 633 MUX(0, "mout_pwi", mout_pwi_p4210, SRC_DMC, 16, 4), 634 MUX(0, "mout_clkout_dmc", clkout_dmc_p4210, CLKOUT_CMU_DMC, 0, 5), 635 636 MUX(0, "mout_clkout_cpu", clkout_cpu_p4210, CLKOUT_CMU_CPU, 0, 5), 637 }; 638 639 /* list of mux clocks supported in exynos4x12 soc */ 640 static const struct samsung_mux_clock exynos4x12_mux_clks[] __initconst = { 641 MUX(0, "mout_mpll_user_l", mout_mpll_p, SRC_LEFTBUS, 4, 1), 642 MUX(0, "mout_gdl", mout_gdl_p4x12, SRC_LEFTBUS, 0, 1), 643 MUX(0, "mout_clkout_leftbus", clkout_left_p4x12, 644 CLKOUT_CMU_LEFTBUS, 0, 5), 645 646 MUX(0, "mout_mpll_user_r", mout_mpll_p, SRC_RIGHTBUS, 4, 1), 647 MUX(0, "mout_gdr", mout_gdr_p4x12, SRC_RIGHTBUS, 0, 1), 648 MUX(0, "mout_clkout_rightbus", clkout_right_p4x12, 649 CLKOUT_CMU_RIGHTBUS, 0, 5), 650 651 MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p4x12, 652 SRC_CPU, 24, 1), 653 MUX(0, "mout_clkout_cpu", clkout_cpu_p4x12, CLKOUT_CMU_CPU, 0, 5), 654 655 MUX(0, "mout_aclk266_gps", aclk_p4412, SRC_TOP1, 4, 1), 656 MUX(0, "mout_aclk400_mcuisp", aclk_p4412, SRC_TOP1, 8, 1), 657 MUX(CLK_MOUT_MPLL_USER_T, "mout_mpll_user_t", mout_mpll_user_p4x12, 658 SRC_TOP1, 12, 1), 659 MUX(0, "mout_user_aclk266_gps", mout_user_aclk266_gps_p4x12, 660 SRC_TOP1, 16, 1), 661 MUX(CLK_ACLK200, "aclk200", mout_user_aclk200_p4x12, SRC_TOP1, 20, 1), 662 MUX(CLK_ACLK400_MCUISP, "aclk400_mcuisp", 663 mout_user_aclk400_mcuisp_p4x12, SRC_TOP1, 24, 1), 664 MUX(0, "mout_aclk200", aclk_p4412, SRC_TOP0, 12, 1), 665 MUX(0, "mout_aclk100", aclk_p4412, SRC_TOP0, 16, 1), 666 MUX(0, "mout_aclk160", aclk_p4412, SRC_TOP0, 20, 1), 667 MUX(0, "mout_aclk133", aclk_p4412, SRC_TOP0, 24, 1), 668 MUX(0, "mout_mdnie0", group1_p4x12, SRC_LCD0, 4, 4), 669 MUX(0, "mout_mdnie_pwm0", group1_p4x12, SRC_LCD0, 8, 4), 670 MUX(0, "mout_sata", sclk_ampll_p4x12, SRC_FSYS, 24, 1), 671 MUX(0, "mout_jpeg0", sclk_ampll_p4x12, E4X12_SRC_CAM1, 0, 1), 672 MUX(0, "mout_jpeg1", sclk_evpll_p, E4X12_SRC_CAM1, 4, 1), 673 MUX(0, "mout_jpeg", mout_jpeg_p, E4X12_SRC_CAM1, 8, 1), 674 MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_DMC, 12, 1), 675 MUX(CLK_SCLK_VPLL, "sclk_vpll", mout_vpll_p, SRC_TOP0, 8, 1), 676 MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4x12, SRC_CPU, 16, 1), 677 MUX(0, "mout_hpm", mout_core_p4x12, SRC_CPU, 20, 1), 678 MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4x12, SRC_CAM, 0, 4), 679 MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4x12, SRC_CAM, 4, 4), 680 MUX(CLK_MOUT_FIMC2, "mout_fimc2", group1_p4x12, SRC_CAM, 8, 4), 681 MUX(CLK_MOUT_FIMC3, "mout_fimc3", group1_p4x12, SRC_CAM, 12, 4), 682 MUX(CLK_MOUT_CAM0, "mout_cam0", group1_p4x12, SRC_CAM, 16, 4), 683 MUX(CLK_MOUT_CAM1, "mout_cam1", group1_p4x12, SRC_CAM, 20, 4), 684 MUX(CLK_MOUT_CSIS0, "mout_csis0", group1_p4x12, SRC_CAM, 24, 4), 685 MUX(CLK_MOUT_CSIS1, "mout_csis1", group1_p4x12, SRC_CAM, 28, 4), 686 MUX(0, "mout_mfc0", sclk_ampll_p4x12, SRC_MFC, 0, 1), 687 MUX_F(CLK_MOUT_G3D0, "mout_g3d0", sclk_ampll_p4x12, SRC_G3D, 0, 1, 688 CLK_SET_RATE_PARENT, 0), 689 MUX(0, "mout_fimd0", group1_p4x12, SRC_LCD0, 0, 4), 690 MUX(0, "mout_mipi0", group1_p4x12, SRC_LCD0, 12, 4), 691 MUX(0, "mout_audio0", mout_audio0_p4x12, SRC_MAUDIO, 0, 4), 692 MUX(0, "mout_mmc0", group1_p4x12, SRC_FSYS, 0, 4), 693 MUX(0, "mout_mmc1", group1_p4x12, SRC_FSYS, 4, 4), 694 MUX(0, "mout_mmc2", group1_p4x12, SRC_FSYS, 8, 4), 695 MUX(0, "mout_mmc3", group1_p4x12, SRC_FSYS, 12, 4), 696 MUX(0, "mout_mmc4", group1_p4x12, SRC_FSYS, 16, 4), 697 MUX(0, "mout_mipihsi", aclk_p4412, SRC_FSYS, 24, 1), 698 MUX(0, "mout_uart0", group1_p4x12, SRC_PERIL0, 0, 4), 699 MUX(0, "mout_uart1", group1_p4x12, SRC_PERIL0, 4, 4), 700 MUX(0, "mout_uart2", group1_p4x12, SRC_PERIL0, 8, 4), 701 MUX(0, "mout_uart3", group1_p4x12, SRC_PERIL0, 12, 4), 702 MUX(0, "mout_uart4", group1_p4x12, SRC_PERIL0, 16, 4), 703 MUX(0, "mout_audio1", mout_audio1_p4x12, SRC_PERIL1, 0, 4), 704 MUX(0, "mout_audio2", mout_audio2_p4x12, SRC_PERIL1, 4, 4), 705 MUX(0, "mout_spi0", group1_p4x12, SRC_PERIL1, 16, 4), 706 MUX(0, "mout_spi1", group1_p4x12, SRC_PERIL1, 20, 4), 707 MUX(0, "mout_spi2", group1_p4x12, SRC_PERIL1, 24, 4), 708 MUX(0, "mout_pwm_isp", group1_p4x12, E4X12_SRC_ISP, 0, 4), 709 MUX(0, "mout_spi0_isp", group1_p4x12, E4X12_SRC_ISP, 4, 4), 710 MUX(0, "mout_spi1_isp", group1_p4x12, E4X12_SRC_ISP, 8, 4), 711 MUX(0, "mout_uart_isp", group1_p4x12, E4X12_SRC_ISP, 12, 4), 712 MUX(0, "mout_clkout_top", clkout_top_p4x12, CLKOUT_CMU_TOP, 0, 5), 713 714 MUX(0, "mout_c2c", sclk_ampll_p4210, SRC_DMC, 0, 1), 715 MUX(0, "mout_pwi", mout_pwi_p4x12, SRC_DMC, 16, 4), 716 MUX(0, "mout_g2d0", sclk_ampll_p4210, SRC_DMC, 20, 1), 717 MUX(0, "mout_g2d1", sclk_evpll_p, SRC_DMC, 24, 1), 718 MUX(0, "mout_g2d", mout_g2d_p, SRC_DMC, 28, 1), 719 MUX(0, "mout_clkout_dmc", clkout_dmc_p4x12, CLKOUT_CMU_DMC, 0, 5), 720 }; 721 722 /* list of divider clocks supported in all exynos4 soc's */ 723 static const struct samsung_div_clock exynos4_div_clks[] __initconst = { 724 DIV(CLK_DIV_GDL, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 3), 725 DIV(0, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3), 726 DIV(0, "div_clkout_leftbus", "mout_clkout_leftbus", 727 CLKOUT_CMU_LEFTBUS, 8, 6), 728 729 DIV(CLK_DIV_GDR, "div_gdr", "mout_gdr", DIV_RIGHTBUS, 0, 3), 730 DIV(0, "div_gpr", "div_gdr", DIV_RIGHTBUS, 4, 3), 731 DIV(0, "div_clkout_rightbus", "mout_clkout_rightbus", 732 CLKOUT_CMU_RIGHTBUS, 8, 6), 733 734 DIV(0, "div_core", "mout_core", DIV_CPU0, 0, 3), 735 DIV(0, "div_corem0", "div_core2", DIV_CPU0, 4, 3), 736 DIV(0, "div_corem1", "div_core2", DIV_CPU0, 8, 3), 737 DIV(0, "div_periph", "div_core2", DIV_CPU0, 12, 3), 738 DIV(0, "div_atb", "mout_core", DIV_CPU0, 16, 3), 739 DIV(0, "div_pclk_dbg", "div_atb", DIV_CPU0, 20, 3), 740 DIV(CLK_ARM_CLK, "div_core2", "div_core", DIV_CPU0, 28, 3), 741 DIV(0, "div_copy", "mout_hpm", DIV_CPU1, 0, 3), 742 DIV(0, "div_hpm", "div_copy", DIV_CPU1, 4, 3), 743 DIV(0, "div_clkout_cpu", "mout_clkout_cpu", CLKOUT_CMU_CPU, 8, 6), 744 745 DIV(0, "div_fimc0", "mout_fimc0", DIV_CAM, 0, 4), 746 DIV(0, "div_fimc1", "mout_fimc1", DIV_CAM, 4, 4), 747 DIV(0, "div_fimc2", "mout_fimc2", DIV_CAM, 8, 4), 748 DIV(0, "div_fimc3", "mout_fimc3", DIV_CAM, 12, 4), 749 DIV(0, "div_cam0", "mout_cam0", DIV_CAM, 16, 4), 750 DIV(0, "div_cam1", "mout_cam1", DIV_CAM, 20, 4), 751 DIV(0, "div_csis0", "mout_csis0", DIV_CAM, 24, 4), 752 DIV(0, "div_csis1", "mout_csis1", DIV_CAM, 28, 4), 753 DIV(CLK_SCLK_MFC, "sclk_mfc", "mout_mfc", DIV_MFC, 0, 4), 754 DIV(CLK_SCLK_G3D, "sclk_g3d", "mout_g3d", DIV_G3D, 0, 4), 755 DIV(0, "div_fimd0", "mout_fimd0", DIV_LCD0, 0, 4), 756 DIV(0, "div_mipi0", "mout_mipi0", DIV_LCD0, 16, 4), 757 DIV(0, "div_audio0", "mout_audio0", DIV_MAUDIO, 0, 4), 758 DIV(CLK_SCLK_PCM0, "sclk_pcm0", "sclk_audio0", DIV_MAUDIO, 4, 8), 759 DIV(0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4), 760 DIV(0, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4), 761 DIV(0, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4), 762 DIV(0, "div_mmc3", "mout_mmc3", DIV_FSYS2, 16, 4), 763 DIV(CLK_SCLK_PIXEL, "sclk_pixel", "sclk_vpll", DIV_TV, 0, 4), 764 DIV(CLK_ACLK100, "aclk100", "mout_aclk100", DIV_TOP, 4, 4), 765 DIV(CLK_ACLK160, "aclk160", "mout_aclk160", DIV_TOP, 8, 3), 766 DIV(CLK_ACLK133, "aclk133", "mout_aclk133", DIV_TOP, 12, 3), 767 DIV(0, "div_onenand", "mout_onenand1", DIV_TOP, 16, 3), 768 DIV(CLK_SCLK_SLIMBUS, "sclk_slimbus", "sclk_epll", DIV_PERIL3, 4, 4), 769 DIV(CLK_SCLK_PCM1, "sclk_pcm1", "sclk_audio1", DIV_PERIL4, 4, 8), 770 DIV(CLK_SCLK_PCM2, "sclk_pcm2", "sclk_audio2", DIV_PERIL4, 20, 8), 771 DIV(CLK_SCLK_I2S1, "sclk_i2s1", "sclk_audio1", DIV_PERIL5, 0, 6), 772 DIV(CLK_SCLK_I2S2, "sclk_i2s2", "sclk_audio2", DIV_PERIL5, 8, 6), 773 DIV(0, "div_mmc4", "mout_mmc4", DIV_FSYS3, 0, 4), 774 DIV_F(0, "div_mmc_pre4", "div_mmc4", DIV_FSYS3, 8, 8, 775 CLK_SET_RATE_PARENT, 0), 776 DIV(0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4), 777 DIV(0, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4), 778 DIV(0, "div_uart2", "mout_uart2", DIV_PERIL0, 8, 4), 779 DIV(0, "div_uart3", "mout_uart3", DIV_PERIL0, 12, 4), 780 DIV(0, "div_uart4", "mout_uart4", DIV_PERIL0, 16, 4), 781 DIV(0, "div_spi0", "mout_spi0", DIV_PERIL1, 0, 4), 782 DIV(0, "div_spi_pre0", "div_spi0", DIV_PERIL1, 8, 8), 783 DIV(0, "div_spi1", "mout_spi1", DIV_PERIL1, 16, 4), 784 DIV(0, "div_spi_pre1", "div_spi1", DIV_PERIL1, 24, 8), 785 DIV(0, "div_spi2", "mout_spi2", DIV_PERIL2, 0, 4), 786 DIV(0, "div_spi_pre2", "div_spi2", DIV_PERIL2, 8, 8), 787 DIV(0, "div_audio1", "mout_audio1", DIV_PERIL4, 0, 4), 788 DIV(0, "div_audio2", "mout_audio2", DIV_PERIL4, 16, 4), 789 DIV(CLK_SCLK_APLL, "sclk_apll", "mout_apll", DIV_CPU0, 24, 3), 790 DIV_F(0, "div_mipi_pre0", "div_mipi0", DIV_LCD0, 20, 4, 791 CLK_SET_RATE_PARENT, 0), 792 DIV_F(0, "div_mmc_pre0", "div_mmc0", DIV_FSYS1, 8, 8, 793 CLK_SET_RATE_PARENT, 0), 794 DIV_F(0, "div_mmc_pre1", "div_mmc1", DIV_FSYS1, 24, 8, 795 CLK_SET_RATE_PARENT, 0), 796 DIV_F(0, "div_mmc_pre2", "div_mmc2", DIV_FSYS2, 8, 8, 797 CLK_SET_RATE_PARENT, 0), 798 DIV_F(0, "div_mmc_pre3", "div_mmc3", DIV_FSYS2, 24, 8, 799 CLK_SET_RATE_PARENT, 0), 800 DIV(0, "div_clkout_top", "mout_clkout_top", CLKOUT_CMU_TOP, 8, 6), 801 802 DIV(CLK_DIV_ACP, "div_acp", "mout_dmc_bus", DIV_DMC0, 0, 3), 803 DIV(0, "div_acp_pclk", "div_acp", DIV_DMC0, 4, 3), 804 DIV(0, "div_dphy", "mout_dphy", DIV_DMC0, 8, 3), 805 DIV(CLK_DIV_DMC, "div_dmc", "mout_dmc_bus", DIV_DMC0, 12, 3), 806 DIV(0, "div_dmcd", "div_dmc", DIV_DMC0, 16, 3), 807 DIV(0, "div_dmcp", "div_dmcd", DIV_DMC0, 20, 3), 808 DIV(0, "div_pwi", "mout_pwi", DIV_DMC1, 8, 4), 809 DIV(0, "div_clkout_dmc", "mout_clkout_dmc", CLKOUT_CMU_DMC, 8, 6), 810 }; 811 812 /* list of divider clocks supported in exynos4210 soc */ 813 static const struct samsung_div_clock exynos4210_div_clks[] __initconst = { 814 DIV(CLK_ACLK200, "aclk200", "mout_aclk200", DIV_TOP, 0, 3), 815 DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_IMAGE, 0, 4), 816 DIV(0, "div_fimd1", "mout_fimd1", E4210_DIV_LCD1, 0, 4), 817 DIV(0, "div_mipi1", "mout_mipi1", E4210_DIV_LCD1, 16, 4), 818 DIV(0, "div_sata", "mout_sata", DIV_FSYS0, 20, 4), 819 DIV_F(0, "div_mipi_pre1", "div_mipi1", E4210_DIV_LCD1, 20, 4, 820 CLK_SET_RATE_PARENT, 0), 821 }; 822 823 /* list of divider clocks supported in exynos4x12 soc */ 824 static const struct samsung_div_clock exynos4x12_div_clks[] __initconst = { 825 DIV(0, "div_mdnie0", "mout_mdnie0", DIV_LCD0, 4, 4), 826 DIV(0, "div_mdnie_pwm0", "mout_mdnie_pwm0", DIV_LCD0, 8, 4), 827 DIV(0, "div_mdnie_pwm_pre0", "div_mdnie_pwm0", DIV_LCD0, 12, 4), 828 DIV(0, "div_mipihsi", "mout_mipihsi", DIV_FSYS0, 20, 4), 829 DIV(0, "div_jpeg", "mout_jpeg", E4X12_DIV_CAM1, 0, 4), 830 DIV(CLK_DIV_ACLK200, "div_aclk200", "mout_aclk200", DIV_TOP, 0, 3), 831 DIV(0, "div_aclk266_gps", "mout_aclk266_gps", DIV_TOP, 20, 3), 832 DIV(CLK_DIV_ACLK400_MCUISP, "div_aclk400_mcuisp", "mout_aclk400_mcuisp", 833 DIV_TOP, 24, 3), 834 DIV(0, "div_pwm_isp", "mout_pwm_isp", E4X12_DIV_ISP, 0, 4), 835 DIV(0, "div_spi0_isp", "mout_spi0_isp", E4X12_DIV_ISP, 4, 4), 836 DIV(0, "div_spi0_isp_pre", "div_spi0_isp", E4X12_DIV_ISP, 8, 8), 837 DIV(0, "div_spi1_isp", "mout_spi1_isp", E4X12_DIV_ISP, 16, 4), 838 DIV(0, "div_spi1_isp_pre", "div_spi1_isp", E4X12_DIV_ISP, 20, 8), 839 DIV(0, "div_uart_isp", "mout_uart_isp", E4X12_DIV_ISP, 28, 4), 840 DIV_F(CLK_DIV_ISP0, "div_isp0", "aclk200", E4X12_DIV_ISP0, 0, 3, 841 CLK_GET_RATE_NOCACHE, 0), 842 DIV_F(CLK_DIV_ISP1, "div_isp1", "aclk200", E4X12_DIV_ISP0, 4, 3, 843 CLK_GET_RATE_NOCACHE, 0), 844 DIV(0, "div_mpwm", "div_isp1", E4X12_DIV_ISP1, 0, 3), 845 DIV_F(CLK_DIV_MCUISP0, "div_mcuisp0", "aclk400_mcuisp", E4X12_DIV_ISP1, 846 4, 3, CLK_GET_RATE_NOCACHE, 0), 847 DIV_F(CLK_DIV_MCUISP1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1, 848 8, 3, CLK_GET_RATE_NOCACHE, 0), 849 DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_DMC1, 0, 4), 850 DIV(CLK_DIV_C2C, "div_c2c", "mout_c2c", DIV_DMC1, 4, 3), 851 DIV(0, "div_c2c_aclk", "div_c2c", DIV_DMC1, 12, 3), 852 }; 853 854 /* list of gate clocks supported in all exynos4 soc's */ 855 static const struct samsung_gate_clock exynos4_gate_clks[] __initconst = { 856 /* 857 * After all Exynos4 based platforms are migrated to use device tree, 858 * the device name and clock alias names specified below for some 859 * of the clocks can be removed. 860 */ 861 GATE(CLK_PPMULEFT, "ppmuleft", "aclk200", GATE_IP_LEFTBUS, 1, 0, 0), 862 GATE(CLK_PPMURIGHT, "ppmuright", "aclk200", GATE_IP_RIGHTBUS, 1, 0, 0), 863 GATE(CLK_SCLK_HDMI, "sclk_hdmi", "mout_hdmi", SRC_MASK_TV, 0, 0, 0), 864 GATE(CLK_SCLK_SPDIF, "sclk_spdif", "mout_spdif", SRC_MASK_PERIL1, 8, 0, 865 0), 866 GATE(CLK_JPEG, "jpeg", "aclk160", GATE_IP_CAM, 6, 0, 0), 867 GATE(CLK_MIE0, "mie0", "aclk160", GATE_IP_LCD0, 1, 0, 0), 868 GATE(CLK_DSIM0, "dsim0", "aclk160", GATE_IP_LCD0, 3, 0, 0), 869 GATE(CLK_FIMD1, "fimd1", "aclk160", E4210_GATE_IP_LCD1, 0, 0, 0), 870 GATE(CLK_MIE1, "mie1", "aclk160", E4210_GATE_IP_LCD1, 1, 0, 0), 871 GATE(CLK_DSIM1, "dsim1", "aclk160", E4210_GATE_IP_LCD1, 3, 0, 0), 872 GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "aclk160", E4210_GATE_IP_LCD1, 4, 0, 873 0), 874 GATE(CLK_TSI, "tsi", "aclk133", GATE_IP_FSYS, 4, 0, 0), 875 GATE(CLK_SROMC, "sromc", "aclk133", GATE_IP_FSYS, 11, 0, 0), 876 GATE(CLK_G3D, "g3d", "aclk200", GATE_IP_G3D, 0, 0, 0), 877 GATE(CLK_PPMUG3D, "ppmug3d", "aclk200", GATE_IP_G3D, 1, 0, 0), 878 GATE(CLK_USB_DEVICE, "usb_device", "aclk133", GATE_IP_FSYS, 13, 0, 0), 879 GATE(CLK_ONENAND, "onenand", "aclk133", GATE_IP_FSYS, 15, 0, 0), 880 GATE(CLK_NFCON, "nfcon", "aclk133", GATE_IP_FSYS, 16, 0, 0), 881 GATE(CLK_GPS, "gps", "aclk133", GATE_IP_GPS, 0, 0, 0), 882 GATE(CLK_SMMU_GPS, "smmu_gps", "aclk133", GATE_IP_GPS, 1, 0, 0), 883 GATE(CLK_PPMUGPS, "ppmugps", "aclk200", GATE_IP_GPS, 2, 0, 0), 884 GATE(CLK_SLIMBUS, "slimbus", "aclk100", GATE_IP_PERIL, 25, 0, 0), 885 GATE(CLK_SCLK_CAM0, "sclk_cam0", "div_cam0", GATE_SCLK_CAM, 4, 886 CLK_SET_RATE_PARENT, 0), 887 GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1", GATE_SCLK_CAM, 5, 888 CLK_SET_RATE_PARENT, 0), 889 GATE(CLK_SCLK_MIPI0, "sclk_mipi0", "div_mipi_pre0", 890 SRC_MASK_LCD0, 12, CLK_SET_RATE_PARENT, 0), 891 GATE(CLK_SCLK_AUDIO0, "sclk_audio0", "div_audio0", SRC_MASK_MAUDIO, 0, 892 CLK_SET_RATE_PARENT, 0), 893 GATE(CLK_SCLK_AUDIO1, "sclk_audio1", "div_audio1", SRC_MASK_PERIL1, 0, 894 CLK_SET_RATE_PARENT, 0), 895 GATE(CLK_VP, "vp", "aclk160", GATE_IP_TV, 0, 0, 0), 896 GATE(CLK_MIXER, "mixer", "aclk160", GATE_IP_TV, 1, 0, 0), 897 GATE(CLK_HDMI, "hdmi", "aclk160", GATE_IP_TV, 3, 0, 0), 898 GATE(CLK_PWM, "pwm", "aclk100", GATE_IP_PERIL, 24, 0, 0), 899 GATE(CLK_SDMMC4, "sdmmc4", "aclk133", GATE_IP_FSYS, 9, 0, 0), 900 GATE(CLK_USB_HOST, "usb_host", "aclk133", GATE_IP_FSYS, 12, 0, 0), 901 GATE(CLK_SCLK_FIMC0, "sclk_fimc0", "div_fimc0", SRC_MASK_CAM, 0, 902 CLK_SET_RATE_PARENT, 0), 903 GATE(CLK_SCLK_FIMC1, "sclk_fimc1", "div_fimc1", SRC_MASK_CAM, 4, 904 CLK_SET_RATE_PARENT, 0), 905 GATE(CLK_SCLK_FIMC2, "sclk_fimc2", "div_fimc2", SRC_MASK_CAM, 8, 906 CLK_SET_RATE_PARENT, 0), 907 GATE(CLK_SCLK_FIMC3, "sclk_fimc3", "div_fimc3", SRC_MASK_CAM, 12, 908 CLK_SET_RATE_PARENT, 0), 909 GATE(CLK_SCLK_CSIS0, "sclk_csis0", "div_csis0", SRC_MASK_CAM, 24, 910 CLK_SET_RATE_PARENT, 0), 911 GATE(CLK_SCLK_CSIS1, "sclk_csis1", "div_csis1", SRC_MASK_CAM, 28, 912 CLK_SET_RATE_PARENT, 0), 913 GATE(CLK_SCLK_FIMD0, "sclk_fimd0", "div_fimd0", SRC_MASK_LCD0, 0, 914 CLK_SET_RATE_PARENT, 0), 915 GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc_pre0", SRC_MASK_FSYS, 0, 916 CLK_SET_RATE_PARENT, 0), 917 GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc_pre1", SRC_MASK_FSYS, 4, 918 CLK_SET_RATE_PARENT, 0), 919 GATE(CLK_SCLK_MMC2, "sclk_mmc2", "div_mmc_pre2", SRC_MASK_FSYS, 8, 920 CLK_SET_RATE_PARENT, 0), 921 GATE(CLK_SCLK_MMC3, "sclk_mmc3", "div_mmc_pre3", SRC_MASK_FSYS, 12, 922 CLK_SET_RATE_PARENT, 0), 923 GATE(CLK_SCLK_MMC4, "sclk_mmc4", "div_mmc_pre4", SRC_MASK_FSYS, 16, 924 CLK_SET_RATE_PARENT, 0), 925 GATE(CLK_SCLK_UART0, "uclk0", "div_uart0", SRC_MASK_PERIL0, 0, 926 CLK_SET_RATE_PARENT, 0), 927 GATE(CLK_SCLK_UART1, "uclk1", "div_uart1", SRC_MASK_PERIL0, 4, 928 CLK_SET_RATE_PARENT, 0), 929 GATE(CLK_SCLK_UART2, "uclk2", "div_uart2", SRC_MASK_PERIL0, 8, 930 CLK_SET_RATE_PARENT, 0), 931 GATE(CLK_SCLK_UART3, "uclk3", "div_uart3", SRC_MASK_PERIL0, 12, 932 CLK_SET_RATE_PARENT, 0), 933 GATE(CLK_SCLK_UART4, "uclk4", "div_uart4", SRC_MASK_PERIL0, 16, 934 CLK_SET_RATE_PARENT, 0), 935 GATE(CLK_SCLK_AUDIO2, "sclk_audio2", "div_audio2", SRC_MASK_PERIL1, 4, 936 CLK_SET_RATE_PARENT, 0), 937 GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi_pre0", SRC_MASK_PERIL1, 16, 938 CLK_SET_RATE_PARENT, 0), 939 GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi_pre1", SRC_MASK_PERIL1, 20, 940 CLK_SET_RATE_PARENT, 0), 941 GATE(CLK_SCLK_SPI2, "sclk_spi2", "div_spi_pre2", SRC_MASK_PERIL1, 24, 942 CLK_SET_RATE_PARENT, 0), 943 GATE(CLK_FIMC0, "fimc0", "aclk160", GATE_IP_CAM, 0, 944 0, 0), 945 GATE(CLK_FIMC1, "fimc1", "aclk160", GATE_IP_CAM, 1, 946 0, 0), 947 GATE(CLK_FIMC2, "fimc2", "aclk160", GATE_IP_CAM, 2, 948 0, 0), 949 GATE(CLK_FIMC3, "fimc3", "aclk160", GATE_IP_CAM, 3, 950 0, 0), 951 GATE(CLK_CSIS0, "csis0", "aclk160", GATE_IP_CAM, 4, 952 0, 0), 953 GATE(CLK_CSIS1, "csis1", "aclk160", GATE_IP_CAM, 5, 954 0, 0), 955 GATE(CLK_SMMU_FIMC0, "smmu_fimc0", "aclk160", GATE_IP_CAM, 7, 956 0, 0), 957 GATE(CLK_SMMU_FIMC1, "smmu_fimc1", "aclk160", GATE_IP_CAM, 8, 958 0, 0), 959 GATE(CLK_SMMU_FIMC2, "smmu_fimc2", "aclk160", GATE_IP_CAM, 9, 960 0, 0), 961 GATE(CLK_SMMU_FIMC3, "smmu_fimc3", "aclk160", GATE_IP_CAM, 10, 962 0, 0), 963 GATE(CLK_SMMU_JPEG, "smmu_jpeg", "aclk160", GATE_IP_CAM, 11, 964 0, 0), 965 GATE(CLK_PPMUCAMIF, "ppmucamif", "aclk160", GATE_IP_CAM, 16, 0, 0), 966 GATE(CLK_PIXELASYNCM0, "pxl_async0", "aclk160", GATE_IP_CAM, 17, 0, 0), 967 GATE(CLK_PIXELASYNCM1, "pxl_async1", "aclk160", GATE_IP_CAM, 18, 0, 0), 968 GATE(CLK_SMMU_TV, "smmu_tv", "aclk160", GATE_IP_TV, 4, 969 0, 0), 970 GATE(CLK_PPMUTV, "ppmutv", "aclk160", GATE_IP_TV, 5, 0, 0), 971 GATE(CLK_MFC, "mfc", "aclk100", GATE_IP_MFC, 0, 0, 0), 972 GATE(CLK_SMMU_MFCL, "smmu_mfcl", "aclk100", GATE_IP_MFC, 1, 973 0, 0), 974 GATE(CLK_SMMU_MFCR, "smmu_mfcr", "aclk100", GATE_IP_MFC, 2, 975 0, 0), 976 GATE(CLK_PPMUMFC_L, "ppmumfc_l", "aclk100", GATE_IP_MFC, 3, 0, 0), 977 GATE(CLK_PPMUMFC_R, "ppmumfc_r", "aclk100", GATE_IP_MFC, 4, 0, 0), 978 GATE(CLK_FIMD0, "fimd0", "aclk160", GATE_IP_LCD0, 0, 979 0, 0), 980 GATE(CLK_SMMU_FIMD0, "smmu_fimd0", "aclk160", GATE_IP_LCD0, 4, 981 0, 0), 982 GATE(CLK_PPMULCD0, "ppmulcd0", "aclk160", GATE_IP_LCD0, 5, 0, 0), 983 GATE(CLK_PDMA0, "pdma0", "aclk133", GATE_IP_FSYS, 0, 984 0, 0), 985 GATE(CLK_PDMA1, "pdma1", "aclk133", GATE_IP_FSYS, 1, 986 0, 0), 987 GATE(CLK_SDMMC0, "sdmmc0", "aclk133", GATE_IP_FSYS, 5, 988 0, 0), 989 GATE(CLK_SDMMC1, "sdmmc1", "aclk133", GATE_IP_FSYS, 6, 990 0, 0), 991 GATE(CLK_SDMMC2, "sdmmc2", "aclk133", GATE_IP_FSYS, 7, 992 0, 0), 993 GATE(CLK_SDMMC3, "sdmmc3", "aclk133", GATE_IP_FSYS, 8, 994 0, 0), 995 GATE(CLK_PPMUFILE, "ppmufile", "aclk133", GATE_IP_FSYS, 17, 0, 0), 996 GATE(CLK_UART0, "uart0", "aclk100", GATE_IP_PERIL, 0, 997 0, 0), 998 GATE(CLK_UART1, "uart1", "aclk100", GATE_IP_PERIL, 1, 999 0, 0), 1000 GATE(CLK_UART2, "uart2", "aclk100", GATE_IP_PERIL, 2, 1001 0, 0), 1002 GATE(CLK_UART3, "uart3", "aclk100", GATE_IP_PERIL, 3, 1003 0, 0), 1004 GATE(CLK_UART4, "uart4", "aclk100", GATE_IP_PERIL, 4, 1005 0, 0), 1006 GATE(CLK_I2C0, "i2c0", "aclk100", GATE_IP_PERIL, 6, 1007 0, 0), 1008 GATE(CLK_I2C1, "i2c1", "aclk100", GATE_IP_PERIL, 7, 1009 0, 0), 1010 GATE(CLK_I2C2, "i2c2", "aclk100", GATE_IP_PERIL, 8, 1011 0, 0), 1012 GATE(CLK_I2C3, "i2c3", "aclk100", GATE_IP_PERIL, 9, 1013 0, 0), 1014 GATE(CLK_I2C4, "i2c4", "aclk100", GATE_IP_PERIL, 10, 1015 0, 0), 1016 GATE(CLK_I2C5, "i2c5", "aclk100", GATE_IP_PERIL, 11, 1017 0, 0), 1018 GATE(CLK_I2C6, "i2c6", "aclk100", GATE_IP_PERIL, 12, 1019 0, 0), 1020 GATE(CLK_I2C7, "i2c7", "aclk100", GATE_IP_PERIL, 13, 1021 0, 0), 1022 GATE(CLK_I2C_HDMI, "i2c-hdmi", "aclk100", GATE_IP_PERIL, 14, 1023 0, 0), 1024 GATE(CLK_SPI0, "spi0", "aclk100", GATE_IP_PERIL, 16, 1025 0, 0), 1026 GATE(CLK_SPI1, "spi1", "aclk100", GATE_IP_PERIL, 17, 1027 0, 0), 1028 GATE(CLK_SPI2, "spi2", "aclk100", GATE_IP_PERIL, 18, 1029 0, 0), 1030 GATE(CLK_I2S1, "i2s1", "aclk100", GATE_IP_PERIL, 20, 1031 0, 0), 1032 GATE(CLK_I2S2, "i2s2", "aclk100", GATE_IP_PERIL, 21, 1033 0, 0), 1034 GATE(CLK_PCM1, "pcm1", "aclk100", GATE_IP_PERIL, 22, 1035 0, 0), 1036 GATE(CLK_PCM2, "pcm2", "aclk100", GATE_IP_PERIL, 23, 1037 0, 0), 1038 GATE(CLK_SPDIF, "spdif", "aclk100", GATE_IP_PERIL, 26, 1039 0, 0), 1040 GATE(CLK_AC97, "ac97", "aclk100", GATE_IP_PERIL, 27, 1041 0, 0), 1042 GATE(CLK_SSS, "sss", "aclk133", GATE_IP_DMC, 4, 0, 0), 1043 GATE(CLK_PPMUDMC0, "ppmudmc0", "aclk133", GATE_IP_DMC, 8, 0, 0), 1044 GATE(CLK_PPMUDMC1, "ppmudmc1", "aclk133", GATE_IP_DMC, 9, 0, 0), 1045 GATE(CLK_PPMUCPU, "ppmucpu", "aclk133", GATE_IP_DMC, 10, 0, 0), 1046 GATE(CLK_PPMUACP, "ppmuacp", "aclk133", GATE_IP_DMC, 16, 0, 0), 1047 1048 GATE(CLK_OUT_LEFTBUS, "clkout_leftbus", "div_clkout_leftbus", 1049 CLKOUT_CMU_LEFTBUS, 16, CLK_SET_RATE_PARENT, 0), 1050 GATE(CLK_OUT_RIGHTBUS, "clkout_rightbus", "div_clkout_rightbus", 1051 CLKOUT_CMU_RIGHTBUS, 16, CLK_SET_RATE_PARENT, 0), 1052 GATE(CLK_OUT_TOP, "clkout_top", "div_clkout_top", 1053 CLKOUT_CMU_TOP, 16, CLK_SET_RATE_PARENT, 0), 1054 GATE(CLK_OUT_DMC, "clkout_dmc", "div_clkout_dmc", 1055 CLKOUT_CMU_DMC, 16, CLK_SET_RATE_PARENT, 0), 1056 GATE(CLK_OUT_CPU, "clkout_cpu", "div_clkout_cpu", 1057 CLKOUT_CMU_CPU, 16, CLK_SET_RATE_PARENT, 0), 1058 }; 1059 1060 /* list of gate clocks supported in exynos4210 soc */ 1061 static const struct samsung_gate_clock exynos4210_gate_clks[] __initconst = { 1062 GATE(CLK_TVENC, "tvenc", "aclk160", GATE_IP_TV, 2, 0, 0), 1063 GATE(CLK_G2D, "g2d", "aclk200", E4210_GATE_IP_IMAGE, 0, 0, 0), 1064 GATE(CLK_ROTATOR, "rotator", "aclk200", E4210_GATE_IP_IMAGE, 1, 0, 0), 1065 GATE(CLK_MDMA, "mdma", "aclk200", E4210_GATE_IP_IMAGE, 2, 0, 0), 1066 GATE(CLK_SMMU_G2D, "smmu_g2d", "aclk200", E4210_GATE_IP_IMAGE, 3, 0, 0), 1067 GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4210_GATE_IP_IMAGE, 5, 0, 1068 0), 1069 GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4210_GATE_IP_IMAGE, 9, 0, 1070 0), 1071 GATE(CLK_PPMULCD1, "ppmulcd1", "aclk160", E4210_GATE_IP_LCD1, 5, 0, 0), 1072 GATE(CLK_PCIE_PHY, "pcie_phy", "aclk133", GATE_IP_FSYS, 2, 0, 0), 1073 GATE(CLK_SATA_PHY, "sata_phy", "aclk133", GATE_IP_FSYS, 3, 0, 0), 1074 GATE(CLK_SATA, "sata", "aclk133", GATE_IP_FSYS, 10, 0, 0), 1075 GATE(CLK_PCIE, "pcie", "aclk133", GATE_IP_FSYS, 14, 0, 0), 1076 GATE(CLK_SMMU_PCIE, "smmu_pcie", "aclk133", GATE_IP_FSYS, 18, 0, 0), 1077 GATE(CLK_MODEMIF, "modemif", "aclk100", GATE_IP_PERIL, 28, 0, 0), 1078 GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, 0, 0), 1079 GATE(CLK_SYSREG, "sysreg", "aclk100", E4210_GATE_IP_PERIR, 0, 1080 CLK_IGNORE_UNUSED, 0), 1081 GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4210_GATE_IP_PERIR, 11, 0, 1082 0), 1083 GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "aclk200", 1084 E4210_GATE_IP_IMAGE, 4, 0, 0), 1085 GATE(CLK_SCLK_MIPI1, "sclk_mipi1", "div_mipi_pre1", 1086 E4210_SRC_MASK_LCD1, 12, CLK_SET_RATE_PARENT, 0), 1087 GATE(CLK_SCLK_SATA, "sclk_sata", "div_sata", 1088 SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0), 1089 GATE(CLK_SCLK_MIXER, "sclk_mixer", "mout_mixer", SRC_MASK_TV, 4, 0, 0), 1090 GATE(CLK_SCLK_DAC, "sclk_dac", "mout_dac", SRC_MASK_TV, 8, 0, 0), 1091 GATE(CLK_TSADC, "tsadc", "aclk100", GATE_IP_PERIL, 15, 1092 0, 0), 1093 GATE(CLK_MCT, "mct", "aclk100", E4210_GATE_IP_PERIR, 13, 1094 0, 0), 1095 GATE(CLK_WDT, "watchdog", "aclk100", E4210_GATE_IP_PERIR, 14, 1096 0, 0), 1097 GATE(CLK_RTC, "rtc", "aclk100", E4210_GATE_IP_PERIR, 15, 1098 0, 0), 1099 GATE(CLK_KEYIF, "keyif", "aclk100", E4210_GATE_IP_PERIR, 16, 1100 0, 0), 1101 GATE(CLK_SCLK_FIMD1, "sclk_fimd1", "div_fimd1", E4210_SRC_MASK_LCD1, 0, 1102 CLK_SET_RATE_PARENT, 0), 1103 GATE(CLK_TMU_APBIF, "tmu_apbif", "aclk100", E4210_GATE_IP_PERIR, 17, 0, 1104 0), 1105 }; 1106 1107 /* list of gate clocks supported in exynos4x12 soc */ 1108 static const struct samsung_gate_clock exynos4x12_gate_clks[] __initconst = { 1109 GATE(CLK_AUDSS, "audss", "sclk_epll", E4X12_GATE_IP_MAUDIO, 0, 0, 0), 1110 GATE(CLK_MDNIE0, "mdnie0", "aclk160", GATE_IP_LCD0, 2, 0, 0), 1111 GATE(CLK_ROTATOR, "rotator", "aclk200", E4X12_GATE_IP_IMAGE, 1, 0, 0), 1112 GATE(CLK_MDMA, "mdma", "aclk200", E4X12_GATE_IP_IMAGE, 2, 0, 0), 1113 GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4X12_GATE_IP_IMAGE, 5, 0, 1114 0), 1115 GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4X12_GATE_IP_IMAGE, 9, 0, 1116 0), 1117 GATE(CLK_TSADC, "tsadc", "aclk133", E4X12_GATE_BUS_FSYS1, 16, 0, 0), 1118 GATE(CLK_MIPI_HSI, "mipi_hsi", "aclk133", GATE_IP_FSYS, 10, 0, 0), 1119 GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, 0, 0), 1120 GATE(CLK_SYSREG, "sysreg", "aclk100", E4X12_GATE_IP_PERIR, 1, 1121 CLK_IGNORE_UNUSED, 0), 1122 GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4X12_GATE_IP_PERIR, 11, 0, 1123 0), 1124 GATE(CLK_SCLK_MDNIE0, "sclk_mdnie0", "div_mdnie0", 1125 SRC_MASK_LCD0, 4, CLK_SET_RATE_PARENT, 0), 1126 GATE(CLK_SCLK_MDNIE_PWM0, "sclk_mdnie_pwm0", "div_mdnie_pwm_pre0", 1127 SRC_MASK_LCD0, 8, CLK_SET_RATE_PARENT, 0), 1128 GATE(CLK_SCLK_MIPIHSI, "sclk_mipihsi", "div_mipihsi", 1129 SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0), 1130 GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "aclk200", 1131 E4X12_GATE_IP_IMAGE, 4, 0, 0), 1132 GATE(CLK_MCT, "mct", "aclk100", E4X12_GATE_IP_PERIR, 13, 1133 0, 0), 1134 GATE(CLK_RTC, "rtc", "aclk100", E4X12_GATE_IP_PERIR, 15, 1135 0, 0), 1136 GATE(CLK_KEYIF, "keyif", "aclk100", E4X12_GATE_IP_PERIR, 16, 0, 0), 1137 GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "div_pwm_isp", 1138 E4X12_GATE_IP_ISP, 0, 0, 0), 1139 GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "div_spi0_isp_pre", 1140 E4X12_GATE_IP_ISP, 1, 0, 0), 1141 GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "div_spi1_isp_pre", 1142 E4X12_GATE_IP_ISP, 2, 0, 0), 1143 GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "div_uart_isp", 1144 E4X12_GATE_IP_ISP, 3, 0, 0), 1145 GATE(CLK_WDT, "watchdog", "aclk100", E4X12_GATE_IP_PERIR, 14, 0, 0), 1146 GATE(CLK_PCM0, "pcm0", "aclk100", E4X12_GATE_IP_MAUDIO, 2, 1147 0, 0), 1148 GATE(CLK_I2S0, "i2s0", "aclk100", E4X12_GATE_IP_MAUDIO, 3, 1149 0, 0), 1150 GATE(CLK_FIMC_ISP, "isp", "aclk200", E4X12_GATE_ISP0, 0, 1151 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1152 GATE(CLK_FIMC_DRC, "drc", "aclk200", E4X12_GATE_ISP0, 1, 1153 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1154 GATE(CLK_FIMC_FD, "fd", "aclk200", E4X12_GATE_ISP0, 2, 1155 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1156 GATE(CLK_FIMC_LITE0, "lite0", "aclk200", E4X12_GATE_ISP0, 3, 1157 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1158 GATE(CLK_FIMC_LITE1, "lite1", "aclk200", E4X12_GATE_ISP0, 4, 1159 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1160 GATE(CLK_MCUISP, "mcuisp", "aclk200", E4X12_GATE_ISP0, 5, 1161 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1162 GATE(CLK_GICISP, "gicisp", "aclk200", E4X12_GATE_ISP0, 7, 1163 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1164 GATE(CLK_SMMU_ISP, "smmu_isp", "aclk200", E4X12_GATE_ISP0, 8, 1165 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1166 GATE(CLK_SMMU_DRC, "smmu_drc", "aclk200", E4X12_GATE_ISP0, 9, 1167 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1168 GATE(CLK_SMMU_FD, "smmu_fd", "aclk200", E4X12_GATE_ISP0, 10, 1169 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1170 GATE(CLK_SMMU_LITE0, "smmu_lite0", "aclk200", E4X12_GATE_ISP0, 11, 1171 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1172 GATE(CLK_SMMU_LITE1, "smmu_lite1", "aclk200", E4X12_GATE_ISP0, 12, 1173 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1174 GATE(CLK_PPMUISPMX, "ppmuispmx", "aclk200", E4X12_GATE_ISP0, 20, 1175 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1176 GATE(CLK_PPMUISPX, "ppmuispx", "aclk200", E4X12_GATE_ISP0, 21, 1177 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1178 GATE(CLK_MCUCTL_ISP, "mcuctl_isp", "aclk200", E4X12_GATE_ISP0, 23, 1179 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1180 GATE(CLK_MPWM_ISP, "mpwm_isp", "aclk200", E4X12_GATE_ISP0, 24, 1181 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1182 GATE(CLK_I2C0_ISP, "i2c0_isp", "aclk200", E4X12_GATE_ISP0, 25, 1183 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1184 GATE(CLK_I2C1_ISP, "i2c1_isp", "aclk200", E4X12_GATE_ISP0, 26, 1185 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1186 GATE(CLK_MTCADC_ISP, "mtcadc_isp", "aclk200", E4X12_GATE_ISP0, 27, 1187 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1188 GATE(CLK_PWM_ISP, "pwm_isp", "aclk200", E4X12_GATE_ISP0, 28, 1189 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1190 GATE(CLK_WDT_ISP, "wdt_isp", "aclk200", E4X12_GATE_ISP0, 30, 1191 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1192 GATE(CLK_UART_ISP, "uart_isp", "aclk200", E4X12_GATE_ISP0, 31, 1193 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1194 GATE(CLK_ASYNCAXIM, "asyncaxim", "aclk200", E4X12_GATE_ISP1, 0, 1195 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1196 GATE(CLK_SMMU_ISPCX, "smmu_ispcx", "aclk200", E4X12_GATE_ISP1, 4, 1197 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1198 GATE(CLK_SPI0_ISP, "spi0_isp", "aclk200", E4X12_GATE_ISP1, 12, 1199 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1200 GATE(CLK_SPI1_ISP, "spi1_isp", "aclk200", E4X12_GATE_ISP1, 13, 1201 CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0), 1202 GATE(CLK_G2D, "g2d", "aclk200", GATE_IP_DMC, 23, 0, 0), 1203 GATE(CLK_SMMU_G2D, "smmu_g2d", "aclk200", GATE_IP_DMC, 24, 0, 0), 1204 GATE(CLK_TMU_APBIF, "tmu_apbif", "aclk100", E4X12_GATE_IP_PERIR, 17, 0, 1205 0), 1206 }; 1207 1208 static const struct samsung_clock_alias exynos4_aliases[] __initconst = { 1209 ALIAS(CLK_MOUT_CORE, NULL, "moutcore"), 1210 ALIAS(CLK_ARM_CLK, NULL, "armclk"), 1211 ALIAS(CLK_SCLK_APLL, NULL, "mout_apll"), 1212 }; 1213 1214 static const struct samsung_clock_alias exynos4210_aliases[] __initconst = { 1215 ALIAS(CLK_SCLK_MPLL, NULL, "mout_mpll"), 1216 }; 1217 1218 static const struct samsung_clock_alias exynos4x12_aliases[] __initconst = { 1219 ALIAS(CLK_MOUT_MPLL_USER_C, NULL, "mout_mpll"), 1220 }; 1221 1222 /* 1223 * The parent of the fin_pll clock is selected by the XOM[0] bit. This bit 1224 * resides in chipid register space, outside of the clock controller memory 1225 * mapped space. So to determine the parent of fin_pll clock, the chipid 1226 * controller is first remapped and the value of XOM[0] bit is read to 1227 * determine the parent clock. 1228 */ 1229 static unsigned long __init exynos4_get_xom(void) 1230 { 1231 unsigned long xom = 0; 1232 void __iomem *chipid_base; 1233 struct device_node *np; 1234 1235 np = of_find_compatible_node(NULL, NULL, "samsung,exynos4210-chipid"); 1236 if (np) { 1237 chipid_base = of_iomap(np, 0); 1238 1239 if (chipid_base) 1240 xom = readl(chipid_base + 8); 1241 1242 iounmap(chipid_base); 1243 } 1244 1245 return xom; 1246 } 1247 1248 static void __init exynos4_clk_register_finpll(struct samsung_clk_provider *ctx) 1249 { 1250 struct samsung_fixed_rate_clock fclk; 1251 struct clk *clk; 1252 unsigned long finpll_f = 24000000; 1253 char *parent_name; 1254 unsigned int xom = exynos4_get_xom(); 1255 1256 parent_name = xom & 1 ? "xusbxti" : "xxti"; 1257 clk = clk_get(NULL, parent_name); 1258 if (IS_ERR(clk)) { 1259 pr_err("%s: failed to lookup parent clock %s, assuming " 1260 "fin_pll clock frequency is 24MHz\n", __func__, 1261 parent_name); 1262 } else { 1263 finpll_f = clk_get_rate(clk); 1264 } 1265 1266 fclk.id = CLK_FIN_PLL; 1267 fclk.name = "fin_pll"; 1268 fclk.parent_name = NULL; 1269 fclk.flags = 0; 1270 fclk.fixed_rate = finpll_f; 1271 samsung_clk_register_fixed_rate(ctx, &fclk, 1); 1272 1273 } 1274 1275 static const struct of_device_id ext_clk_match[] __initconst = { 1276 { .compatible = "samsung,clock-xxti", .data = (void *)0, }, 1277 { .compatible = "samsung,clock-xusbxti", .data = (void *)1, }, 1278 {}, 1279 }; 1280 1281 /* PLLs PMS values */ 1282 static const struct samsung_pll_rate_table exynos4210_apll_rates[] __initconst = { 1283 PLL_45XX_RATE(1200000000, 150, 3, 1, 28), 1284 PLL_45XX_RATE(1000000000, 250, 6, 1, 28), 1285 PLL_45XX_RATE( 800000000, 200, 6, 1, 28), 1286 PLL_45XX_RATE( 666857142, 389, 14, 1, 13), 1287 PLL_45XX_RATE( 600000000, 100, 4, 1, 13), 1288 PLL_45XX_RATE( 533000000, 533, 24, 1, 5), 1289 PLL_45XX_RATE( 500000000, 250, 6, 2, 28), 1290 PLL_45XX_RATE( 400000000, 200, 6, 2, 28), 1291 PLL_45XX_RATE( 200000000, 200, 6, 3, 28), 1292 { /* sentinel */ } 1293 }; 1294 1295 static const struct samsung_pll_rate_table exynos4210_epll_rates[] __initconst = { 1296 PLL_4600_RATE(192000000, 48, 3, 1, 0, 0), 1297 PLL_4600_RATE(180633605, 45, 3, 1, 10381, 0), 1298 PLL_4600_RATE(180000000, 45, 3, 1, 0, 0), 1299 PLL_4600_RATE( 73727996, 73, 3, 3, 47710, 1), 1300 PLL_4600_RATE( 67737602, 90, 4, 3, 20762, 1), 1301 PLL_4600_RATE( 49151992, 49, 3, 3, 9961, 0), 1302 PLL_4600_RATE( 45158401, 45, 3, 3, 10381, 0), 1303 { /* sentinel */ } 1304 }; 1305 1306 static const struct samsung_pll_rate_table exynos4210_vpll_rates[] __initconst = { 1307 PLL_4650_RATE(360000000, 44, 3, 0, 1024, 0, 14, 0), 1308 PLL_4650_RATE(324000000, 53, 2, 1, 1024, 1, 1, 1), 1309 PLL_4650_RATE(259617187, 63, 3, 1, 1950, 0, 20, 1), 1310 PLL_4650_RATE(110000000, 53, 3, 2, 2048, 0, 17, 0), 1311 PLL_4650_RATE( 55360351, 53, 3, 3, 2417, 0, 17, 0), 1312 { /* sentinel */ } 1313 }; 1314 1315 static const struct samsung_pll_rate_table exynos4x12_apll_rates[] __initconst = { 1316 PLL_35XX_RATE(1704000000, 213, 3, 0), 1317 PLL_35XX_RATE(1600000000, 200, 3, 0), 1318 PLL_35XX_RATE(1500000000, 250, 4, 0), 1319 PLL_35XX_RATE(1400000000, 175, 3, 0), 1320 PLL_35XX_RATE(1300000000, 325, 6, 0), 1321 PLL_35XX_RATE(1200000000, 200, 4, 0), 1322 PLL_35XX_RATE(1100000000, 275, 6, 0), 1323 PLL_35XX_RATE(1000000000, 125, 3, 0), 1324 PLL_35XX_RATE( 900000000, 150, 4, 0), 1325 PLL_35XX_RATE( 800000000, 100, 3, 0), 1326 PLL_35XX_RATE( 700000000, 175, 3, 1), 1327 PLL_35XX_RATE( 600000000, 200, 4, 1), 1328 PLL_35XX_RATE( 500000000, 125, 3, 1), 1329 PLL_35XX_RATE( 400000000, 100, 3, 1), 1330 PLL_35XX_RATE( 300000000, 200, 4, 2), 1331 PLL_35XX_RATE( 200000000, 100, 3, 2), 1332 { /* sentinel */ } 1333 }; 1334 1335 static const struct samsung_pll_rate_table exynos4x12_epll_rates[] __initconst = { 1336 PLL_36XX_RATE(192000000, 48, 3, 1, 0), 1337 PLL_36XX_RATE(180633605, 45, 3, 1, 10381), 1338 PLL_36XX_RATE(180000000, 45, 3, 1, 0), 1339 PLL_36XX_RATE( 73727996, 73, 3, 3, 47710), 1340 PLL_36XX_RATE( 67737602, 90, 4, 3, 20762), 1341 PLL_36XX_RATE( 49151992, 49, 3, 3, 9961), 1342 PLL_36XX_RATE( 45158401, 45, 3, 3, 10381), 1343 { /* sentinel */ } 1344 }; 1345 1346 static const struct samsung_pll_rate_table exynos4x12_vpll_rates[] __initconst = { 1347 PLL_36XX_RATE(533000000, 133, 3, 1, 16384), 1348 PLL_36XX_RATE(440000000, 110, 3, 1, 0), 1349 PLL_36XX_RATE(350000000, 175, 3, 2, 0), 1350 PLL_36XX_RATE(266000000, 133, 3, 2, 0), 1351 PLL_36XX_RATE(160000000, 160, 3, 3, 0), 1352 PLL_36XX_RATE(106031250, 53, 3, 2, 1024), 1353 PLL_36XX_RATE( 53015625, 53, 3, 3, 1024), 1354 { /* sentinel */ } 1355 }; 1356 1357 static struct samsung_pll_clock exynos4210_plls[nr_plls] __initdata = { 1358 [apll] = PLL_A(pll_4508, CLK_FOUT_APLL, "fout_apll", "fin_pll", 1359 APLL_LOCK, APLL_CON0, "fout_apll", NULL), 1360 [mpll] = PLL_A(pll_4508, CLK_FOUT_MPLL, "fout_mpll", "fin_pll", 1361 E4210_MPLL_LOCK, E4210_MPLL_CON0, "fout_mpll", NULL), 1362 [epll] = PLL_A(pll_4600, CLK_FOUT_EPLL, "fout_epll", "fin_pll", 1363 EPLL_LOCK, EPLL_CON0, "fout_epll", NULL), 1364 [vpll] = PLL_A(pll_4650c, CLK_FOUT_VPLL, "fout_vpll", "mout_vpllsrc", 1365 VPLL_LOCK, VPLL_CON0, "fout_vpll", NULL), 1366 }; 1367 1368 static struct samsung_pll_clock exynos4x12_plls[nr_plls] __initdata = { 1369 [apll] = PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll", 1370 APLL_LOCK, APLL_CON0, NULL), 1371 [mpll] = PLL(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll", 1372 E4X12_MPLL_LOCK, E4X12_MPLL_CON0, NULL), 1373 [epll] = PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll", 1374 EPLL_LOCK, EPLL_CON0, NULL), 1375 [vpll] = PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "fin_pll", 1376 VPLL_LOCK, VPLL_CON0, NULL), 1377 }; 1378 1379 static void __init exynos4x12_core_down_clock(void) 1380 { 1381 unsigned int tmp; 1382 1383 /* 1384 * Enable arm clock down (in idle) and set arm divider 1385 * ratios in WFI/WFE state. 1386 */ 1387 tmp = (PWR_CTRL1_CORE2_DOWN_RATIO(7) | PWR_CTRL1_CORE1_DOWN_RATIO(7) | 1388 PWR_CTRL1_DIV2_DOWN_EN | PWR_CTRL1_DIV1_DOWN_EN | 1389 PWR_CTRL1_USE_CORE1_WFE | PWR_CTRL1_USE_CORE0_WFE | 1390 PWR_CTRL1_USE_CORE1_WFI | PWR_CTRL1_USE_CORE0_WFI); 1391 /* On Exynos4412 enable it also on core 2 and 3 */ 1392 if (num_possible_cpus() == 4) 1393 tmp |= PWR_CTRL1_USE_CORE3_WFE | PWR_CTRL1_USE_CORE2_WFE | 1394 PWR_CTRL1_USE_CORE3_WFI | PWR_CTRL1_USE_CORE2_WFI; 1395 writel_relaxed(tmp, reg_base + PWR_CTRL1); 1396 1397 /* 1398 * Disable the clock up feature in case it was enabled by bootloader. 1399 */ 1400 writel_relaxed(0x0, reg_base + E4X12_PWR_CTRL2); 1401 } 1402 1403 #define E4210_CPU_DIV0(apll, pclk_dbg, atb, periph, corem1, corem0) \ 1404 (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \ 1405 ((periph) << 12) | ((corem1) << 8) | ((corem0) << 4)) 1406 #define E4210_CPU_DIV1(hpm, copy) \ 1407 (((hpm) << 4) | ((copy) << 0)) 1408 1409 static const struct exynos_cpuclk_cfg_data e4210_armclk_d[] __initconst = { 1410 { 1200000, E4210_CPU_DIV0(7, 1, 4, 3, 7, 3), E4210_CPU_DIV1(0, 5), }, 1411 { 1000000, E4210_CPU_DIV0(7, 1, 4, 3, 7, 3), E4210_CPU_DIV1(0, 4), }, 1412 { 800000, E4210_CPU_DIV0(7, 1, 3, 3, 7, 3), E4210_CPU_DIV1(0, 3), }, 1413 { 500000, E4210_CPU_DIV0(7, 1, 3, 3, 7, 3), E4210_CPU_DIV1(0, 3), }, 1414 { 400000, E4210_CPU_DIV0(7, 1, 3, 3, 7, 3), E4210_CPU_DIV1(0, 3), }, 1415 { 200000, E4210_CPU_DIV0(0, 1, 1, 1, 3, 1), E4210_CPU_DIV1(0, 3), }, 1416 { 0 }, 1417 }; 1418 1419 static const struct exynos_cpuclk_cfg_data e4212_armclk_d[] __initconst = { 1420 { 1500000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4210_CPU_DIV1(2, 6), }, 1421 { 1400000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4210_CPU_DIV1(2, 6), }, 1422 { 1300000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4210_CPU_DIV1(2, 5), }, 1423 { 1200000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4210_CPU_DIV1(2, 5), }, 1424 { 1100000, E4210_CPU_DIV0(2, 1, 4, 0, 6, 3), E4210_CPU_DIV1(2, 4), }, 1425 { 1000000, E4210_CPU_DIV0(1, 1, 4, 0, 5, 2), E4210_CPU_DIV1(2, 4), }, 1426 { 900000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4210_CPU_DIV1(2, 3), }, 1427 { 800000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4210_CPU_DIV1(2, 3), }, 1428 { 700000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), }, 1429 { 600000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), }, 1430 { 500000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), }, 1431 { 400000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4210_CPU_DIV1(2, 3), }, 1432 { 300000, E4210_CPU_DIV0(1, 1, 2, 0, 4, 2), E4210_CPU_DIV1(2, 3), }, 1433 { 200000, E4210_CPU_DIV0(1, 1, 1, 0, 3, 1), E4210_CPU_DIV1(2, 3), }, 1434 { 0 }, 1435 }; 1436 1437 #define E4412_CPU_DIV1(cores, hpm, copy) \ 1438 (((cores) << 8) | ((hpm) << 4) | ((copy) << 0)) 1439 1440 static const struct exynos_cpuclk_cfg_data e4412_armclk_d[] __initconst = { 1441 { 1704000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(7, 0, 7), }, 1442 { 1600000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(7, 0, 6), }, 1443 { 1500000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(7, 0, 6), }, 1444 { 1400000, E4210_CPU_DIV0(2, 1, 6, 0, 7, 3), E4412_CPU_DIV1(6, 0, 6), }, 1445 { 1300000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4412_CPU_DIV1(6, 0, 5), }, 1446 { 1200000, E4210_CPU_DIV0(2, 1, 5, 0, 7, 3), E4412_CPU_DIV1(5, 0, 5), }, 1447 { 1100000, E4210_CPU_DIV0(2, 1, 4, 0, 6, 3), E4412_CPU_DIV1(5, 0, 4), }, 1448 { 1000000, E4210_CPU_DIV0(1, 1, 4, 0, 5, 2), E4412_CPU_DIV1(4, 0, 4), }, 1449 { 900000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4412_CPU_DIV1(4, 0, 3), }, 1450 { 800000, E4210_CPU_DIV0(1, 1, 3, 0, 5, 2), E4412_CPU_DIV1(3, 0, 3), }, 1451 { 700000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(3, 0, 3), }, 1452 { 600000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(2, 0, 3), }, 1453 { 500000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(2, 0, 3), }, 1454 { 400000, E4210_CPU_DIV0(1, 1, 3, 0, 4, 2), E4412_CPU_DIV1(1, 0, 3), }, 1455 { 300000, E4210_CPU_DIV0(1, 1, 2, 0, 4, 2), E4412_CPU_DIV1(1, 0, 3), }, 1456 { 200000, E4210_CPU_DIV0(1, 1, 1, 0, 3, 1), E4412_CPU_DIV1(0, 0, 3), }, 1457 { 0 }, 1458 }; 1459 1460 /* register exynos4 clocks */ 1461 static void __init exynos4_clk_init(struct device_node *np, 1462 enum exynos4_soc soc) 1463 { 1464 struct samsung_clk_provider *ctx; 1465 exynos4_soc = soc; 1466 1467 reg_base = of_iomap(np, 0); 1468 if (!reg_base) 1469 panic("%s: failed to map registers\n", __func__); 1470 1471 ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); 1472 1473 samsung_clk_of_register_fixed_ext(ctx, exynos4_fixed_rate_ext_clks, 1474 ARRAY_SIZE(exynos4_fixed_rate_ext_clks), 1475 ext_clk_match); 1476 1477 exynos4_clk_register_finpll(ctx); 1478 1479 if (exynos4_soc == EXYNOS4210) { 1480 samsung_clk_register_mux(ctx, exynos4210_mux_early, 1481 ARRAY_SIZE(exynos4210_mux_early)); 1482 1483 if (_get_rate("fin_pll") == 24000000) { 1484 exynos4210_plls[apll].rate_table = 1485 exynos4210_apll_rates; 1486 exynos4210_plls[epll].rate_table = 1487 exynos4210_epll_rates; 1488 } 1489 1490 if (_get_rate("mout_vpllsrc") == 24000000) 1491 exynos4210_plls[vpll].rate_table = 1492 exynos4210_vpll_rates; 1493 1494 samsung_clk_register_pll(ctx, exynos4210_plls, 1495 ARRAY_SIZE(exynos4210_plls), reg_base); 1496 } else { 1497 if (_get_rate("fin_pll") == 24000000) { 1498 exynos4x12_plls[apll].rate_table = 1499 exynos4x12_apll_rates; 1500 exynos4x12_plls[epll].rate_table = 1501 exynos4x12_epll_rates; 1502 exynos4x12_plls[vpll].rate_table = 1503 exynos4x12_vpll_rates; 1504 } 1505 1506 samsung_clk_register_pll(ctx, exynos4x12_plls, 1507 ARRAY_SIZE(exynos4x12_plls), reg_base); 1508 } 1509 1510 samsung_clk_register_fixed_rate(ctx, exynos4_fixed_rate_clks, 1511 ARRAY_SIZE(exynos4_fixed_rate_clks)); 1512 samsung_clk_register_mux(ctx, exynos4_mux_clks, 1513 ARRAY_SIZE(exynos4_mux_clks)); 1514 samsung_clk_register_div(ctx, exynos4_div_clks, 1515 ARRAY_SIZE(exynos4_div_clks)); 1516 samsung_clk_register_gate(ctx, exynos4_gate_clks, 1517 ARRAY_SIZE(exynos4_gate_clks)); 1518 samsung_clk_register_fixed_factor(ctx, exynos4_fixed_factor_clks, 1519 ARRAY_SIZE(exynos4_fixed_factor_clks)); 1520 1521 if (exynos4_soc == EXYNOS4210) { 1522 samsung_clk_register_fixed_rate(ctx, exynos4210_fixed_rate_clks, 1523 ARRAY_SIZE(exynos4210_fixed_rate_clks)); 1524 samsung_clk_register_mux(ctx, exynos4210_mux_clks, 1525 ARRAY_SIZE(exynos4210_mux_clks)); 1526 samsung_clk_register_div(ctx, exynos4210_div_clks, 1527 ARRAY_SIZE(exynos4210_div_clks)); 1528 samsung_clk_register_gate(ctx, exynos4210_gate_clks, 1529 ARRAY_SIZE(exynos4210_gate_clks)); 1530 samsung_clk_register_alias(ctx, exynos4210_aliases, 1531 ARRAY_SIZE(exynos4210_aliases)); 1532 samsung_clk_register_fixed_factor(ctx, 1533 exynos4210_fixed_factor_clks, 1534 ARRAY_SIZE(exynos4210_fixed_factor_clks)); 1535 exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", 1536 mout_core_p4210[0], mout_core_p4210[1], 0x14200, 1537 e4210_armclk_d, ARRAY_SIZE(e4210_armclk_d), 1538 CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1); 1539 } else { 1540 samsung_clk_register_mux(ctx, exynos4x12_mux_clks, 1541 ARRAY_SIZE(exynos4x12_mux_clks)); 1542 samsung_clk_register_div(ctx, exynos4x12_div_clks, 1543 ARRAY_SIZE(exynos4x12_div_clks)); 1544 samsung_clk_register_gate(ctx, exynos4x12_gate_clks, 1545 ARRAY_SIZE(exynos4x12_gate_clks)); 1546 samsung_clk_register_alias(ctx, exynos4x12_aliases, 1547 ARRAY_SIZE(exynos4x12_aliases)); 1548 samsung_clk_register_fixed_factor(ctx, 1549 exynos4x12_fixed_factor_clks, 1550 ARRAY_SIZE(exynos4x12_fixed_factor_clks)); 1551 if (of_machine_is_compatible("samsung,exynos4412")) { 1552 exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", 1553 mout_core_p4x12[0], mout_core_p4x12[1], 0x14200, 1554 e4412_armclk_d, ARRAY_SIZE(e4412_armclk_d), 1555 CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1); 1556 } else { 1557 exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", 1558 mout_core_p4x12[0], mout_core_p4x12[1], 0x14200, 1559 e4212_armclk_d, ARRAY_SIZE(e4212_armclk_d), 1560 CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1); 1561 } 1562 } 1563 1564 samsung_clk_register_alias(ctx, exynos4_aliases, 1565 ARRAY_SIZE(exynos4_aliases)); 1566 1567 if (soc == EXYNOS4X12) 1568 exynos4x12_core_down_clock(); 1569 exynos4_clk_sleep_init(); 1570 1571 samsung_clk_of_add_provider(np, ctx); 1572 1573 pr_info("%s clocks: sclk_apll = %ld, sclk_mpll = %ld\n" 1574 "\tsclk_epll = %ld, sclk_vpll = %ld, arm_clk = %ld\n", 1575 exynos4_soc == EXYNOS4210 ? "Exynos4210" : "Exynos4x12", 1576 _get_rate("sclk_apll"), _get_rate("sclk_mpll"), 1577 _get_rate("sclk_epll"), _get_rate("sclk_vpll"), 1578 _get_rate("div_core2")); 1579 } 1580 1581 1582 static void __init exynos4210_clk_init(struct device_node *np) 1583 { 1584 exynos4_clk_init(np, EXYNOS4210); 1585 } 1586 CLK_OF_DECLARE(exynos4210_clk, "samsung,exynos4210-clock", exynos4210_clk_init); 1587 1588 static void __init exynos4412_clk_init(struct device_node *np) 1589 { 1590 exynos4_clk_init(np, EXYNOS4X12); 1591 } 1592 CLK_OF_DECLARE(exynos4412_clk, "samsung,exynos4412-clock", exynos4412_clk_init); 1593