Version:  2.0.40 2.2.26 2.4.37 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17

Linux/drivers/clk/samsung/clk-exynos4.c

  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/clk.h>
 15 #include <linux/clkdev.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 
 23 /* Exynos4 clock controller register offsets */
 24 #define SRC_LEFTBUS             0x4200
 25 #define DIV_LEFTBUS             0x4500
 26 #define GATE_IP_LEFTBUS         0x4800
 27 #define E4X12_GATE_IP_IMAGE     0x4930
 28 #define CLKOUT_CMU_LEFTBUS      0x4a00
 29 #define SRC_RIGHTBUS            0x8200
 30 #define DIV_RIGHTBUS            0x8500
 31 #define GATE_IP_RIGHTBUS        0x8800
 32 #define E4X12_GATE_IP_PERIR     0x8960
 33 #define CLKOUT_CMU_RIGHTBUS     0x8a00
 34 #define EPLL_LOCK               0xc010
 35 #define VPLL_LOCK               0xc020
 36 #define EPLL_CON0               0xc110
 37 #define EPLL_CON1               0xc114
 38 #define EPLL_CON2               0xc118
 39 #define VPLL_CON0               0xc120
 40 #define VPLL_CON1               0xc124
 41 #define VPLL_CON2               0xc128
 42 #define SRC_TOP0                0xc210
 43 #define SRC_TOP1                0xc214
 44 #define SRC_CAM                 0xc220
 45 #define SRC_TV                  0xc224
 46 #define SRC_MFC                 0xc228
 47 #define SRC_G3D                 0xc22c
 48 #define E4210_SRC_IMAGE         0xc230
 49 #define SRC_LCD0                0xc234
 50 #define E4210_SRC_LCD1          0xc238
 51 #define E4X12_SRC_ISP           0xc238
 52 #define SRC_MAUDIO              0xc23c
 53 #define SRC_FSYS                0xc240
 54 #define SRC_PERIL0              0xc250
 55 #define SRC_PERIL1              0xc254
 56 #define E4X12_SRC_CAM1          0xc258
 57 #define SRC_MASK_TOP            0xc310
 58 #define SRC_MASK_CAM            0xc320
 59 #define SRC_MASK_TV             0xc324
 60 #define SRC_MASK_LCD0           0xc334
 61 #define E4210_SRC_MASK_LCD1     0xc338
 62 #define E4X12_SRC_MASK_ISP      0xc338
 63 #define SRC_MASK_MAUDIO         0xc33c
 64 #define SRC_MASK_FSYS           0xc340
 65 #define SRC_MASK_PERIL0         0xc350
 66 #define SRC_MASK_PERIL1         0xc354
 67 #define DIV_TOP                 0xc510
 68 #define DIV_CAM                 0xc520
 69 #define DIV_TV                  0xc524
 70 #define DIV_MFC                 0xc528
 71 #define DIV_G3D                 0xc52c
 72 #define DIV_IMAGE               0xc530
 73 #define DIV_LCD0                0xc534
 74 #define E4210_DIV_LCD1          0xc538
 75 #define E4X12_DIV_ISP           0xc538
 76 #define DIV_MAUDIO              0xc53c
 77 #define DIV_FSYS0               0xc540
 78 #define DIV_FSYS1               0xc544
 79 #define DIV_FSYS2               0xc548
 80 #define DIV_FSYS3               0xc54c
 81 #define DIV_PERIL0              0xc550
 82 #define DIV_PERIL1              0xc554
 83 #define DIV_PERIL2              0xc558
 84 #define DIV_PERIL3              0xc55c
 85 #define DIV_PERIL4              0xc560
 86 #define DIV_PERIL5              0xc564
 87 #define E4X12_DIV_CAM1          0xc568
 88 #define GATE_SCLK_CAM           0xc820
 89 #define GATE_IP_CAM             0xc920
 90 #define GATE_IP_TV              0xc924
 91 #define GATE_IP_MFC             0xc928
 92 #define GATE_IP_G3D             0xc92c
 93 #define E4210_GATE_IP_IMAGE     0xc930
 94 #define GATE_IP_LCD0            0xc934
 95 #define E4210_GATE_IP_LCD1      0xc938
 96 #define E4X12_GATE_IP_ISP       0xc938
 97 #define E4X12_GATE_IP_MAUDIO    0xc93c
 98 #define GATE_IP_FSYS            0xc940
 99 #define GATE_IP_GPS             0xc94c
100 #define GATE_IP_PERIL           0xc950
101 #define E4210_GATE_IP_PERIR     0xc960
102 #define GATE_BLOCK              0xc970
103 #define CLKOUT_CMU_TOP          0xca00
104 #define E4X12_MPLL_LOCK         0x10008
105 #define E4X12_MPLL_CON0         0x10108
106 #define SRC_DMC                 0x10200
107 #define SRC_MASK_DMC            0x10300
108 #define DIV_DMC0                0x10500
109 #define DIV_DMC1                0x10504
110 #define GATE_IP_DMC             0x10900
111 #define CLKOUT_CMU_DMC          0x10a00
112 #define APLL_LOCK               0x14000
113 #define E4210_MPLL_LOCK         0x14008
114 #define APLL_CON0               0x14100
115 #define E4210_MPLL_CON0         0x14108
116 #define SRC_CPU                 0x14200
117 #define DIV_CPU0                0x14500
118 #define DIV_CPU1                0x14504
119 #define GATE_SCLK_CPU           0x14800
120 #define GATE_IP_CPU             0x14900
121 #define CLKOUT_CMU_CPU          0x14a00
122 #define PWR_CTRL1               0x15020
123 #define E4X12_PWR_CTRL2         0x15024
124 #define E4X12_DIV_ISP0          0x18300
125 #define E4X12_DIV_ISP1          0x18304
126 #define E4X12_GATE_ISP0         0x18800
127 #define E4X12_GATE_ISP1         0x18804
128 
129 /* Below definitions are used for PWR_CTRL settings */
130 #define PWR_CTRL1_CORE2_DOWN_RATIO(x)           (((x) & 0x7) << 28)
131 #define PWR_CTRL1_CORE1_DOWN_RATIO(x)           (((x) & 0x7) << 16)
132 #define PWR_CTRL1_DIV2_DOWN_EN                  (1 << 9)
133 #define PWR_CTRL1_DIV1_DOWN_EN                  (1 << 8)
134 #define PWR_CTRL1_USE_CORE3_WFE                 (1 << 7)
135 #define PWR_CTRL1_USE_CORE2_WFE                 (1 << 6)
136 #define PWR_CTRL1_USE_CORE1_WFE                 (1 << 5)
137 #define PWR_CTRL1_USE_CORE0_WFE                 (1 << 4)
138 #define PWR_CTRL1_USE_CORE3_WFI                 (1 << 3)
139 #define PWR_CTRL1_USE_CORE2_WFI                 (1 << 2)
140 #define PWR_CTRL1_USE_CORE1_WFI                 (1 << 1)
141 #define PWR_CTRL1_USE_CORE0_WFI                 (1 << 0)
142 
143 /* the exynos4 soc type */
144 enum exynos4_soc {
145         EXYNOS4210,
146         EXYNOS4X12,
147 };
148 
149 /* list of PLLs to be registered */
150 enum exynos4_plls {
151         apll, mpll, epll, vpll,
152         nr_plls                 /* number of PLLs */
153 };
154 
155 static void __iomem *reg_base;
156 static enum exynos4_soc exynos4_soc;
157 
158 /*
159  * Support for CMU save/restore across system suspends
160  */
161 #ifdef CONFIG_PM_SLEEP
162 static struct samsung_clk_reg_dump *exynos4_save_common;
163 static struct samsung_clk_reg_dump *exynos4_save_soc;
164 static struct samsung_clk_reg_dump *exynos4_save_pll;
165 
166 /*
167  * list of controller registers to be saved and restored during a
168  * suspend/resume cycle.
169  */
170 static unsigned long exynos4210_clk_save[] __initdata = {
171         E4210_SRC_IMAGE,
172         E4210_SRC_LCD1,
173         E4210_SRC_MASK_LCD1,
174         E4210_DIV_LCD1,
175         E4210_GATE_IP_IMAGE,
176         E4210_GATE_IP_LCD1,
177         E4210_GATE_IP_PERIR,
178         E4210_MPLL_CON0,
179         PWR_CTRL1,
180 };
181 
182 static unsigned long exynos4x12_clk_save[] __initdata = {
183         E4X12_GATE_IP_IMAGE,
184         E4X12_GATE_IP_PERIR,
185         E4X12_SRC_CAM1,
186         E4X12_DIV_ISP,
187         E4X12_DIV_CAM1,
188         E4X12_MPLL_CON0,
189         PWR_CTRL1,
190         E4X12_PWR_CTRL2,
191 };
192 
193 static unsigned long exynos4_clk_pll_regs[] __initdata = {
194         EPLL_LOCK,
195         VPLL_LOCK,
196         EPLL_CON0,
197         EPLL_CON1,
198         EPLL_CON2,
199         VPLL_CON0,
200         VPLL_CON1,
201         VPLL_CON2,
202 };
203 
204 static unsigned long exynos4_clk_regs[] __initdata = {
205         SRC_LEFTBUS,
206         DIV_LEFTBUS,
207         GATE_IP_LEFTBUS,
208         SRC_RIGHTBUS,
209         DIV_RIGHTBUS,
210         GATE_IP_RIGHTBUS,
211         SRC_TOP0,
212         SRC_TOP1,
213         SRC_CAM,
214         SRC_TV,
215         SRC_MFC,
216         SRC_G3D,
217         SRC_LCD0,
218         SRC_MAUDIO,
219         SRC_FSYS,
220         SRC_PERIL0,
221         SRC_PERIL1,
222         SRC_MASK_TOP,
223         SRC_MASK_CAM,
224         SRC_MASK_TV,
225         SRC_MASK_LCD0,
226         SRC_MASK_MAUDIO,
227         SRC_MASK_FSYS,
228         SRC_MASK_PERIL0,
229         SRC_MASK_PERIL1,
230         DIV_TOP,
231         DIV_CAM,
232         DIV_TV,
233         DIV_MFC,
234         DIV_G3D,
235         DIV_IMAGE,
236         DIV_LCD0,
237         DIV_MAUDIO,
238         DIV_FSYS0,
239         DIV_FSYS1,
240         DIV_FSYS2,
241         DIV_FSYS3,
242         DIV_PERIL0,
243         DIV_PERIL1,
244         DIV_PERIL2,
245         DIV_PERIL3,
246         DIV_PERIL4,
247         DIV_PERIL5,
248         GATE_SCLK_CAM,
249         GATE_IP_CAM,
250         GATE_IP_TV,
251         GATE_IP_MFC,
252         GATE_IP_G3D,
253         GATE_IP_LCD0,
254         GATE_IP_FSYS,
255         GATE_IP_GPS,
256         GATE_IP_PERIL,
257         GATE_BLOCK,
258         SRC_MASK_DMC,
259         SRC_DMC,
260         DIV_DMC0,
261         DIV_DMC1,
262         GATE_IP_DMC,
263         APLL_CON0,
264         SRC_CPU,
265         DIV_CPU0,
266         DIV_CPU1,
267         GATE_SCLK_CPU,
268         GATE_IP_CPU,
269         CLKOUT_CMU_LEFTBUS,
270         CLKOUT_CMU_RIGHTBUS,
271         CLKOUT_CMU_TOP,
272         CLKOUT_CMU_DMC,
273         CLKOUT_CMU_CPU,
274 };
275 
276 static const struct samsung_clk_reg_dump src_mask_suspend[] = {
277         { .offset = SRC_MASK_TOP,               .value = 0x00000001, },
278         { .offset = SRC_MASK_CAM,               .value = 0x11111111, },
279         { .offset = SRC_MASK_TV,                .value = 0x00000111, },
280         { .offset = SRC_MASK_LCD0,              .value = 0x00001111, },
281         { .offset = SRC_MASK_MAUDIO,            .value = 0x00000001, },
282         { .offset = SRC_MASK_FSYS,              .value = 0x01011111, },
283         { .offset = SRC_MASK_PERIL0,            .value = 0x01111111, },
284         { .offset = SRC_MASK_PERIL1,            .value = 0x01110111, },
285         { .offset = SRC_MASK_DMC,               .value = 0x00010000, },
286 };
287 
288 static const struct samsung_clk_reg_dump src_mask_suspend_e4210[] = {
289         { .offset = E4210_SRC_MASK_LCD1,        .value = 0x00001111, },
290 };
291 
292 #define PLL_ENABLED     (1 << 31)
293 #define PLL_LOCKED      (1 << 29)
294 
295 static void exynos4_clk_wait_for_pll(u32 reg)
296 {
297         u32 pll_con;
298 
299         pll_con = readl(reg_base + reg);
300         if (!(pll_con & PLL_ENABLED))
301                 return;
302 
303         while (!(pll_con & PLL_LOCKED)) {
304                 cpu_relax();
305                 pll_con = readl(reg_base + reg);
306         }
307 }
308 
309 static int exynos4_clk_suspend(void)
310 {
311         samsung_clk_save(reg_base, exynos4_save_common,
312                                 ARRAY_SIZE(exynos4_clk_regs));
313         samsung_clk_save(reg_base, exynos4_save_pll,
314                                 ARRAY_SIZE(exynos4_clk_pll_regs));
315 
316         if (exynos4_soc == EXYNOS4210) {
317                 samsung_clk_save(reg_base, exynos4_save_soc,
318                                         ARRAY_SIZE(exynos4210_clk_save));
319                 samsung_clk_restore(reg_base, src_mask_suspend_e4210,
320                                         ARRAY_SIZE(src_mask_suspend_e4210));
321         } else {
322                 samsung_clk_save(reg_base, exynos4_save_soc,
323                                         ARRAY_SIZE(exynos4x12_clk_save));
324         }
325 
326         samsung_clk_restore(reg_base, src_mask_suspend,
327                                         ARRAY_SIZE(src_mask_suspend));
328 
329         return 0;
330 }
331 
332 static void exynos4_clk_resume(void)
333 {
334         samsung_clk_restore(reg_base, exynos4_save_pll,
335                                 ARRAY_SIZE(exynos4_clk_pll_regs));
336 
337         exynos4_clk_wait_for_pll(EPLL_CON0);
338         exynos4_clk_wait_for_pll(VPLL_CON0);
339 
340         samsung_clk_restore(reg_base, exynos4_save_common,
341                                 ARRAY_SIZE(exynos4_clk_regs));
342 
343         if (exynos4_soc == EXYNOS4210)
344                 samsung_clk_restore(reg_base, exynos4_save_soc,
345                                         ARRAY_SIZE(exynos4210_clk_save));
346         else
347                 samsung_clk_restore(reg_base, exynos4_save_soc,
348                                         ARRAY_SIZE(exynos4x12_clk_save));
349 }
350 
351 static struct syscore_ops exynos4_clk_syscore_ops = {
352         .suspend = exynos4_clk_suspend,
353         .resume = exynos4_clk_resume,
354 };
355 
356 static void __init exynos4_clk_sleep_init(void)
357 {
358         exynos4_save_common = samsung_clk_alloc_reg_dump(exynos4_clk_regs,
359                                         ARRAY_SIZE(exynos4_clk_regs));
360         if (!exynos4_save_common)
361                 goto err_warn;
362 
363         if (exynos4_soc == EXYNOS4210)
364                 exynos4_save_soc = samsung_clk_alloc_reg_dump(
365                                         exynos4210_clk_save,
366                                         ARRAY_SIZE(exynos4210_clk_save));
367         else
368                 exynos4_save_soc = samsung_clk_alloc_reg_dump(
369                                         exynos4x12_clk_save,
370                                         ARRAY_SIZE(exynos4x12_clk_save));
371         if (!exynos4_save_soc)
372                 goto err_common;
373 
374         exynos4_save_pll = samsung_clk_alloc_reg_dump(exynos4_clk_pll_regs,
375                                         ARRAY_SIZE(exynos4_clk_pll_regs));
376         if (!exynos4_save_pll)
377                 goto err_soc;
378 
379         register_syscore_ops(&exynos4_clk_syscore_ops);
380         return;
381 
382 err_soc:
383         kfree(exynos4_save_soc);
384 err_common:
385         kfree(exynos4_save_common);
386 err_warn:
387         pr_warn("%s: failed to allocate sleep save data, no sleep support!\n",
388                 __func__);
389 }
390 #else
391 static void __init exynos4_clk_sleep_init(void) {}
392 #endif
393 
394 /* list of all parent clock list */
395 PNAME(mout_apll_p)      = { "fin_pll", "fout_apll", };
396 PNAME(mout_mpll_p)      = { "fin_pll", "fout_mpll", };
397 PNAME(mout_epll_p)      = { "fin_pll", "fout_epll", };
398 PNAME(mout_vpllsrc_p)   = { "fin_pll", "sclk_hdmi24m", };
399 PNAME(mout_vpll_p)      = { "fin_pll", "fout_vpll", };
400 PNAME(sclk_evpll_p)     = { "sclk_epll", "sclk_vpll", };
401 PNAME(mout_mfc_p)       = { "mout_mfc0", "mout_mfc1", };
402 PNAME(mout_g3d_p)       = { "mout_g3d0", "mout_g3d1", };
403 PNAME(mout_g2d_p)       = { "mout_g2d0", "mout_g2d1", };
404 PNAME(mout_hdmi_p)      = { "sclk_pixel", "sclk_hdmiphy", };
405 PNAME(mout_jpeg_p)      = { "mout_jpeg0", "mout_jpeg1", };
406 PNAME(mout_spdif_p)     = { "sclk_audio0", "sclk_audio1", "sclk_audio2",
407                                 "spdif_extclk", };
408 PNAME(mout_onenand_p)  = {"aclk133", "aclk160", };
409 PNAME(mout_onenand1_p) = {"mout_onenand", "sclk_vpll", };
410 
411 /* Exynos 4210-specific parent groups */
412 PNAME(sclk_vpll_p4210)  = { "mout_vpllsrc", "fout_vpll", };
413 PNAME(mout_core_p4210)  = { "mout_apll", "sclk_mpll", };
414 PNAME(sclk_ampll_p4210) = { "sclk_mpll", "sclk_apll", };
415 PNAME(group1_p4210)     = { "xxti", "xusbxti", "sclk_hdmi24m",
416                                 "sclk_usbphy0", "none", "sclk_hdmiphy",
417                                 "sclk_mpll", "sclk_epll", "sclk_vpll", };
418 PNAME(mout_audio0_p4210) = { "cdclk0", "none", "sclk_hdmi24m",
419                                 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll",
420                                 "sclk_epll", "sclk_vpll" };
421 PNAME(mout_audio1_p4210) = { "cdclk1", "none", "sclk_hdmi24m",
422                                 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll",
423                                 "sclk_epll", "sclk_vpll", };
424 PNAME(mout_audio2_p4210) = { "cdclk2", "none", "sclk_hdmi24m",
425                                 "sclk_usbphy0", "xxti", "xusbxti", "sclk_mpll",
426                                 "sclk_epll", "sclk_vpll", };
427 PNAME(mout_mixer_p4210) = { "sclk_dac", "sclk_hdmi", };
428 PNAME(mout_dac_p4210)   = { "sclk_vpll", "sclk_hdmiphy", };
429 PNAME(mout_pwi_p4210) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0",
430                                 "sclk_usbphy1", "sclk_hdmiphy", "none",
431                                 "sclk_epll", "sclk_vpll" };
432 PNAME(clkout_left_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2",
433                                 "div_gdl", "div_gpl" };
434 PNAME(clkout_right_p4210) = { "sclk_mpll_div_2", "sclk_apll_div_2",
435                                 "div_gdr", "div_gpr" };
436 PNAME(clkout_top_p4210) = { "fout_epll", "fout_vpll", "sclk_hdmi24m",
437                                 "sclk_usbphy0", "sclk_usbphy1", "sclk_hdmiphy",
438                                 "cdclk0", "cdclk1", "cdclk2", "spdif_extclk",
439                                 "aclk160", "aclk133", "aclk200", "aclk100",
440                                 "sclk_mfc", "sclk_g3d", "sclk_g2d",
441                                 "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l",
442                                 "s_rxbyteclkhs0_4l" };
443 PNAME(clkout_dmc_p4210) = { "div_dmcd", "div_dmcp", "div_acp_pclk", "div_dmc",
444                                 "div_dphy", "none", "div_pwi" };
445 PNAME(clkout_cpu_p4210) = { "fout_apll_div_2", "none", "fout_mpll_div_2",
446                                 "none", "arm_clk_div_2", "div_corem0",
447                                 "div_corem1", "div_corem0", "div_atb",
448                                 "div_periph", "div_pclk_dbg", "div_hpm" };
449 
450 /* Exynos 4x12-specific parent groups */
451 PNAME(mout_mpll_user_p4x12) = { "fin_pll", "sclk_mpll", };
452 PNAME(mout_core_p4x12)  = { "mout_apll", "mout_mpll_user_c", };
453 PNAME(mout_gdl_p4x12)   = { "mout_mpll_user_l", "sclk_apll", };
454 PNAME(mout_gdr_p4x12)   = { "mout_mpll_user_r", "sclk_apll", };
455 PNAME(sclk_ampll_p4x12) = { "mout_mpll_user_t", "sclk_apll", };
456 PNAME(group1_p4x12)     = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0",
457                                 "none", "sclk_hdmiphy", "mout_mpll_user_t",
458                                 "sclk_epll", "sclk_vpll", };
459 PNAME(mout_audio0_p4x12) = { "cdclk0", "none", "sclk_hdmi24m",
460                                 "sclk_usbphy0", "xxti", "xusbxti",
461                                 "mout_mpll_user_t", "sclk_epll", "sclk_vpll" };
462 PNAME(mout_audio1_p4x12) = { "cdclk1", "none", "sclk_hdmi24m",
463                                 "sclk_usbphy0", "xxti", "xusbxti",
464                                 "mout_mpll_user_t", "sclk_epll", "sclk_vpll", };
465 PNAME(mout_audio2_p4x12) = { "cdclk2", "none", "sclk_hdmi24m",
466                                 "sclk_usbphy0", "xxti", "xusbxti",
467                                 "mout_mpll_user_t", "sclk_epll", "sclk_vpll", };
468 PNAME(aclk_p4412)       = { "mout_mpll_user_t", "sclk_apll", };
469 PNAME(mout_user_aclk400_mcuisp_p4x12) = {"fin_pll", "div_aclk400_mcuisp", };
470 PNAME(mout_user_aclk200_p4x12) = {"fin_pll", "div_aclk200", };
471 PNAME(mout_user_aclk266_gps_p4x12) = {"fin_pll", "div_aclk266_gps", };
472 PNAME(mout_pwi_p4x12) = { "xxti", "xusbxti", "sclk_hdmi24m", "sclk_usbphy0",
473                                 "none", "sclk_hdmiphy", "sclk_mpll",
474                                 "sclk_epll", "sclk_vpll" };
475 PNAME(clkout_left_p4x12) = { "sclk_mpll_user_l_div_2", "sclk_apll_div_2",
476                                 "div_gdl", "div_gpl" };
477 PNAME(clkout_right_p4x12) = { "sclk_mpll_user_r_div_2", "sclk_apll_div_2",
478                                 "div_gdr", "div_gpr" };
479 PNAME(clkout_top_p4x12) = { "fout_epll", "fout_vpll", "sclk_hdmi24m",
480                                 "sclk_usbphy0", "none", "sclk_hdmiphy",
481                                 "cdclk0", "cdclk1", "cdclk2", "spdif_extclk",
482                                 "aclk160", "aclk133", "aclk200", "aclk100",
483                                 "sclk_mfc", "sclk_g3d", "aclk400_mcuisp",
484                                 "cam_a_pclk", "cam_b_pclk", "s_rxbyteclkhs0_2l",
485                                 "s_rxbyteclkhs0_4l", "rx_half_byte_clk_csis0",
486                                 "rx_half_byte_clk_csis1", "div_jpeg",
487                                 "sclk_pwm_isp", "sclk_spi0_isp",
488                                 "sclk_spi1_isp", "sclk_uart_isp",
489                                 "sclk_mipihsi", "sclk_hdmi", "sclk_fimd0",
490                                 "sclk_pcm0" };
491 PNAME(clkout_dmc_p4x12) = { "div_dmcd", "div_dmcp", "aclk_acp", "div_acp_pclk",
492                                 "div_dmc", "div_dphy", "fout_mpll_div_2",
493                                 "div_pwi", "none", "div_c2c", "div_c2c_aclk" };
494 PNAME(clkout_cpu_p4x12) = { "fout_apll_div_2", "none", "none", "none",
495                                 "arm_clk_div_2", "div_corem0", "div_corem1",
496                                 "div_cores", "div_atb", "div_periph",
497                                 "div_pclk_dbg", "div_hpm" };
498 
499 /* fixed rate clocks generated outside the soc */
500 static struct samsung_fixed_rate_clock exynos4_fixed_rate_ext_clks[] __initdata = {
501         FRATE(CLK_XXTI, "xxti", NULL, CLK_IS_ROOT, 0),
502         FRATE(CLK_XUSBXTI, "xusbxti", NULL, CLK_IS_ROOT, 0),
503 };
504 
505 /* fixed rate clocks generated inside the soc */
506 static struct samsung_fixed_rate_clock exynos4_fixed_rate_clks[] __initdata = {
507         FRATE(0, "sclk_hdmi24m", NULL, CLK_IS_ROOT, 24000000),
508         FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, CLK_IS_ROOT, 27000000),
509         FRATE(0, "sclk_usbphy0", NULL, CLK_IS_ROOT, 48000000),
510 };
511 
512 static struct samsung_fixed_rate_clock exynos4210_fixed_rate_clks[] __initdata = {
513         FRATE(0, "sclk_usbphy1", NULL, CLK_IS_ROOT, 48000000),
514 };
515 
516 static struct samsung_fixed_factor_clock exynos4_fixed_factor_clks[] __initdata = {
517         FFACTOR(0, "sclk_apll_div_2", "sclk_apll", 1, 2, 0),
518         FFACTOR(0, "fout_mpll_div_2", "fout_mpll", 1, 2, 0),
519         FFACTOR(0, "fout_apll_div_2", "fout_apll", 1, 2, 0),
520         FFACTOR(0, "arm_clk_div_2", "arm_clk", 1, 2, 0),
521 };
522 
523 static struct samsung_fixed_factor_clock exynos4210_fixed_factor_clks[] __initdata = {
524         FFACTOR(0, "sclk_mpll_div_2", "sclk_mpll", 1, 2, 0),
525 };
526 
527 static struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initdata = {
528         FFACTOR(0, "sclk_mpll_user_l_div_2", "mout_mpll_user_l", 1, 2, 0),
529         FFACTOR(0, "sclk_mpll_user_r_div_2", "mout_mpll_user_r", 1, 2, 0),
530         FFACTOR(0, "sclk_mpll_user_t_div_2", "mout_mpll_user_t", 1, 2, 0),
531         FFACTOR(0, "sclk_mpll_user_c_div_2", "mout_mpll_user_c", 1, 2, 0),
532 };
533 
534 /* list of mux clocks supported in all exynos4 soc's */
535 static struct samsung_mux_clock exynos4_mux_clks[] __initdata = {
536         MUX_FA(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1,
537                         CLK_SET_RATE_PARENT, 0, "mout_apll"),
538         MUX(0, "mout_hdmi", mout_hdmi_p, SRC_TV, 0, 1),
539         MUX(0, "mout_mfc1", sclk_evpll_p, SRC_MFC, 4, 1),
540         MUX(0, "mout_mfc", mout_mfc_p, SRC_MFC, 8, 1),
541         MUX_F(CLK_MOUT_G3D1, "mout_g3d1", sclk_evpll_p, SRC_G3D, 4, 1,
542                         CLK_SET_RATE_PARENT, 0),
543         MUX_F(CLK_MOUT_G3D, "mout_g3d", mout_g3d_p, SRC_G3D, 8, 1,
544                         CLK_SET_RATE_PARENT, 0),
545         MUX(0, "mout_spdif", mout_spdif_p, SRC_PERIL1, 8, 2),
546         MUX(0, "mout_onenand1", mout_onenand1_p, SRC_TOP0, 0, 1),
547         MUX(CLK_SCLK_EPLL, "sclk_epll", mout_epll_p, SRC_TOP0, 4, 1),
548         MUX(0, "mout_onenand", mout_onenand_p, SRC_TOP0, 28, 1),
549 
550         MUX(0, "mout_dmc_bus", sclk_ampll_p4210, SRC_DMC, 4, 1),
551         MUX(0, "mout_dphy", sclk_ampll_p4210, SRC_DMC, 8, 1),
552 };
553 
554 /* list of mux clocks supported in exynos4210 soc */
555 static struct samsung_mux_clock exynos4210_mux_early[] __initdata = {
556         MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP1, 0, 1),
557 };
558 
559 static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = {
560         MUX(0, "mout_gdl", sclk_ampll_p4210, SRC_LEFTBUS, 0, 1),
561         MUX(0, "mout_clkout_leftbus", clkout_left_p4210,
562                         CLKOUT_CMU_LEFTBUS, 0, 5),
563 
564         MUX(0, "mout_gdr", sclk_ampll_p4210, SRC_RIGHTBUS, 0, 1),
565         MUX(0, "mout_clkout_rightbus", clkout_right_p4210,
566                         CLKOUT_CMU_RIGHTBUS, 0, 5),
567 
568         MUX(0, "mout_aclk200", sclk_ampll_p4210, SRC_TOP0, 12, 1),
569         MUX(0, "mout_aclk100", sclk_ampll_p4210, SRC_TOP0, 16, 1),
570         MUX(0, "mout_aclk160", sclk_ampll_p4210, SRC_TOP0, 20, 1),
571         MUX(0, "mout_aclk133", sclk_ampll_p4210, SRC_TOP0, 24, 1),
572         MUX(0, "mout_mixer", mout_mixer_p4210, SRC_TV, 4, 1),
573         MUX(0, "mout_dac", mout_dac_p4210, SRC_TV, 8, 1),
574         MUX(0, "mout_g2d0", sclk_ampll_p4210, E4210_SRC_IMAGE, 0, 1),
575         MUX(0, "mout_g2d1", sclk_evpll_p, E4210_SRC_IMAGE, 4, 1),
576         MUX(0, "mout_g2d", mout_g2d_p, E4210_SRC_IMAGE, 8, 1),
577         MUX(0, "mout_fimd1", group1_p4210, E4210_SRC_LCD1, 0, 4),
578         MUX(0, "mout_mipi1", group1_p4210, E4210_SRC_LCD1, 12, 4),
579         MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_CPU, 8, 1),
580         MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4210, SRC_CPU, 16, 1),
581         MUX(0, "mout_hpm", mout_core_p4210, SRC_CPU, 20, 1),
582         MUX(CLK_SCLK_VPLL, "sclk_vpll", sclk_vpll_p4210, SRC_TOP0, 8, 1),
583         MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4210, SRC_CAM, 0, 4),
584         MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4210, SRC_CAM, 4, 4),
585         MUX(CLK_MOUT_FIMC2, "mout_fimc2", group1_p4210, SRC_CAM, 8, 4),
586         MUX(CLK_MOUT_FIMC3, "mout_fimc3", group1_p4210, SRC_CAM, 12, 4),
587         MUX(CLK_MOUT_CAM0, "mout_cam0", group1_p4210, SRC_CAM, 16, 4),
588         MUX(CLK_MOUT_CAM1, "mout_cam1", group1_p4210, SRC_CAM, 20, 4),
589         MUX(CLK_MOUT_CSIS0, "mout_csis0", group1_p4210, SRC_CAM, 24, 4),
590         MUX(CLK_MOUT_CSIS1, "mout_csis1", group1_p4210, SRC_CAM, 28, 4),
591         MUX(0, "mout_mfc0", sclk_ampll_p4210, SRC_MFC, 0, 1),
592         MUX_F(CLK_MOUT_G3D0, "mout_g3d0", sclk_ampll_p4210, SRC_G3D, 0, 1,
593                         CLK_SET_RATE_PARENT, 0),
594         MUX(0, "mout_fimd0", group1_p4210, SRC_LCD0, 0, 4),
595         MUX(0, "mout_mipi0", group1_p4210, SRC_LCD0, 12, 4),
596         MUX(0, "mout_audio0", mout_audio0_p4210, SRC_MAUDIO, 0, 4),
597         MUX(0, "mout_mmc0", group1_p4210, SRC_FSYS, 0, 4),
598         MUX(0, "mout_mmc1", group1_p4210, SRC_FSYS, 4, 4),
599         MUX(0, "mout_mmc2", group1_p4210, SRC_FSYS, 8, 4),
600         MUX(0, "mout_mmc3", group1_p4210, SRC_FSYS, 12, 4),
601         MUX(0, "mout_mmc4", group1_p4210, SRC_FSYS, 16, 4),
602         MUX(0, "mout_sata", sclk_ampll_p4210, SRC_FSYS, 24, 1),
603         MUX(0, "mout_uart0", group1_p4210, SRC_PERIL0, 0, 4),
604         MUX(0, "mout_uart1", group1_p4210, SRC_PERIL0, 4, 4),
605         MUX(0, "mout_uart2", group1_p4210, SRC_PERIL0, 8, 4),
606         MUX(0, "mout_uart3", group1_p4210, SRC_PERIL0, 12, 4),
607         MUX(0, "mout_uart4", group1_p4210, SRC_PERIL0, 16, 4),
608         MUX(0, "mout_audio1", mout_audio1_p4210, SRC_PERIL1, 0, 4),
609         MUX(0, "mout_audio2", mout_audio2_p4210, SRC_PERIL1, 4, 4),
610         MUX(0, "mout_spi0", group1_p4210, SRC_PERIL1, 16, 4),
611         MUX(0, "mout_spi1", group1_p4210, SRC_PERIL1, 20, 4),
612         MUX(0, "mout_spi2", group1_p4210, SRC_PERIL1, 24, 4),
613         MUX(0, "mout_clkout_top", clkout_top_p4210, CLKOUT_CMU_TOP, 0, 5),
614 
615         MUX(0, "mout_pwi", mout_pwi_p4210, SRC_DMC, 16, 4),
616         MUX(0, "mout_clkout_dmc", clkout_dmc_p4210, CLKOUT_CMU_DMC, 0, 5),
617 
618         MUX(0, "mout_clkout_cpu", clkout_cpu_p4210, CLKOUT_CMU_CPU, 0, 5),
619 };
620 
621 /* list of mux clocks supported in exynos4x12 soc */
622 static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = {
623         MUX(0, "mout_mpll_user_l", mout_mpll_p, SRC_LEFTBUS, 4, 1),
624         MUX(0, "mout_gdl", mout_gdl_p4x12, SRC_LEFTBUS, 0, 1),
625         MUX(0, "mout_clkout_leftbus", clkout_left_p4x12,
626                         CLKOUT_CMU_LEFTBUS, 0, 5),
627 
628         MUX(0, "mout_mpll_user_r", mout_mpll_p, SRC_RIGHTBUS, 4, 1),
629         MUX(0, "mout_gdr", mout_gdr_p4x12, SRC_RIGHTBUS, 0, 1),
630         MUX(0, "mout_clkout_rightbus", clkout_right_p4x12,
631                         CLKOUT_CMU_RIGHTBUS, 0, 5),
632 
633         MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p4x12,
634                         SRC_CPU, 24, 1),
635         MUX(0, "mout_clkout_cpu", clkout_cpu_p4x12, CLKOUT_CMU_CPU, 0, 5),
636 
637         MUX(0, "mout_aclk266_gps", aclk_p4412, SRC_TOP1, 4, 1),
638         MUX(0, "mout_aclk400_mcuisp", aclk_p4412, SRC_TOP1, 8, 1),
639         MUX(CLK_MOUT_MPLL_USER_T, "mout_mpll_user_t", mout_mpll_user_p4x12,
640                         SRC_TOP1, 12, 1),
641         MUX(0, "mout_user_aclk266_gps", mout_user_aclk266_gps_p4x12,
642                         SRC_TOP1, 16, 1),
643         MUX(CLK_ACLK200, "aclk200", mout_user_aclk200_p4x12, SRC_TOP1, 20, 1),
644         MUX(CLK_ACLK400_MCUISP, "aclk400_mcuisp",
645                 mout_user_aclk400_mcuisp_p4x12, SRC_TOP1, 24, 1),
646         MUX(0, "mout_aclk200", aclk_p4412, SRC_TOP0, 12, 1),
647         MUX(0, "mout_aclk100", aclk_p4412, SRC_TOP0, 16, 1),
648         MUX(0, "mout_aclk160", aclk_p4412, SRC_TOP0, 20, 1),
649         MUX(0, "mout_aclk133", aclk_p4412, SRC_TOP0, 24, 1),
650         MUX(0, "mout_mdnie0", group1_p4x12, SRC_LCD0, 4, 4),
651         MUX(0, "mout_mdnie_pwm0", group1_p4x12, SRC_LCD0, 8, 4),
652         MUX(0, "mout_sata", sclk_ampll_p4x12, SRC_FSYS, 24, 1),
653         MUX(0, "mout_jpeg0", sclk_ampll_p4x12, E4X12_SRC_CAM1, 0, 1),
654         MUX(0, "mout_jpeg1", sclk_evpll_p, E4X12_SRC_CAM1, 4, 1),
655         MUX(0, "mout_jpeg", mout_jpeg_p, E4X12_SRC_CAM1, 8, 1),
656         MUX(CLK_SCLK_MPLL, "sclk_mpll", mout_mpll_p, SRC_DMC, 12, 1),
657         MUX(CLK_SCLK_VPLL, "sclk_vpll", mout_vpll_p, SRC_TOP0, 8, 1),
658         MUX(CLK_MOUT_CORE, "mout_core", mout_core_p4x12, SRC_CPU, 16, 1),
659         MUX(0, "mout_hpm", mout_core_p4x12, SRC_CPU, 20, 1),
660         MUX(CLK_MOUT_FIMC0, "mout_fimc0", group1_p4x12, SRC_CAM, 0, 4),
661         MUX(CLK_MOUT_FIMC1, "mout_fimc1", group1_p4x12, SRC_CAM, 4, 4),
662         MUX(CLK_MOUT_FIMC2, "mout_fimc2", group1_p4x12, SRC_CAM, 8, 4),
663         MUX(CLK_MOUT_FIMC3, "mout_fimc3", group1_p4x12, SRC_CAM, 12, 4),
664         MUX(CLK_MOUT_CAM0, "mout_cam0", group1_p4x12, SRC_CAM, 16, 4),
665         MUX(CLK_MOUT_CAM1, "mout_cam1", group1_p4x12, SRC_CAM, 20, 4),
666         MUX(CLK_MOUT_CSIS0, "mout_csis0", group1_p4x12, SRC_CAM, 24, 4),
667         MUX(CLK_MOUT_CSIS1, "mout_csis1", group1_p4x12, SRC_CAM, 28, 4),
668         MUX(0, "mout_mfc0", sclk_ampll_p4x12, SRC_MFC, 0, 1),
669         MUX_F(CLK_MOUT_G3D0, "mout_g3d0", sclk_ampll_p4x12, SRC_G3D, 0, 1,
670                         CLK_SET_RATE_PARENT, 0),
671         MUX(0, "mout_fimd0", group1_p4x12, SRC_LCD0, 0, 4),
672         MUX(0, "mout_mipi0", group1_p4x12, SRC_LCD0, 12, 4),
673         MUX(0, "mout_audio0", mout_audio0_p4x12, SRC_MAUDIO, 0, 4),
674         MUX(0, "mout_mmc0", group1_p4x12, SRC_FSYS, 0, 4),
675         MUX(0, "mout_mmc1", group1_p4x12, SRC_FSYS, 4, 4),
676         MUX(0, "mout_mmc2", group1_p4x12, SRC_FSYS, 8, 4),
677         MUX(0, "mout_mmc3", group1_p4x12, SRC_FSYS, 12, 4),
678         MUX(0, "mout_mmc4", group1_p4x12, SRC_FSYS, 16, 4),
679         MUX(0, "mout_mipihsi", aclk_p4412, SRC_FSYS, 24, 1),
680         MUX(0, "mout_uart0", group1_p4x12, SRC_PERIL0, 0, 4),
681         MUX(0, "mout_uart1", group1_p4x12, SRC_PERIL0, 4, 4),
682         MUX(0, "mout_uart2", group1_p4x12, SRC_PERIL0, 8, 4),
683         MUX(0, "mout_uart3", group1_p4x12, SRC_PERIL0, 12, 4),
684         MUX(0, "mout_uart4", group1_p4x12, SRC_PERIL0, 16, 4),
685         MUX(0, "mout_audio1", mout_audio1_p4x12, SRC_PERIL1, 0, 4),
686         MUX(0, "mout_audio2", mout_audio2_p4x12, SRC_PERIL1, 4, 4),
687         MUX(0, "mout_spi0", group1_p4x12, SRC_PERIL1, 16, 4),
688         MUX(0, "mout_spi1", group1_p4x12, SRC_PERIL1, 20, 4),
689         MUX(0, "mout_spi2", group1_p4x12, SRC_PERIL1, 24, 4),
690         MUX(0, "mout_pwm_isp", group1_p4x12, E4X12_SRC_ISP, 0, 4),
691         MUX(0, "mout_spi0_isp", group1_p4x12, E4X12_SRC_ISP, 4, 4),
692         MUX(0, "mout_spi1_isp", group1_p4x12, E4X12_SRC_ISP, 8, 4),
693         MUX(0, "mout_uart_isp", group1_p4x12, E4X12_SRC_ISP, 12, 4),
694         MUX(0, "mout_clkout_top", clkout_top_p4x12, CLKOUT_CMU_TOP, 0, 5),
695 
696         MUX(0, "mout_c2c", sclk_ampll_p4210, SRC_DMC, 0, 1),
697         MUX(0, "mout_pwi", mout_pwi_p4x12, SRC_DMC, 16, 4),
698         MUX(0, "mout_g2d0", sclk_ampll_p4210, SRC_DMC, 20, 1),
699         MUX(0, "mout_g2d1", sclk_evpll_p, SRC_DMC, 24, 1),
700         MUX(0, "mout_g2d", mout_g2d_p, SRC_DMC, 28, 1),
701         MUX(0, "mout_clkout_dmc", clkout_dmc_p4x12, CLKOUT_CMU_DMC, 0, 5),
702 };
703 
704 /* list of divider clocks supported in all exynos4 soc's */
705 static struct samsung_div_clock exynos4_div_clks[] __initdata = {
706         DIV(0, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 3),
707         DIV(0, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3),
708         DIV(0, "div_clkout_leftbus", "mout_clkout_leftbus",
709                         CLKOUT_CMU_LEFTBUS, 8, 6),
710 
711         DIV(0, "div_gdr", "mout_gdr", DIV_RIGHTBUS, 0, 3),
712         DIV(0, "div_gpr", "div_gdr", DIV_RIGHTBUS, 4, 3),
713         DIV(0, "div_clkout_rightbus", "mout_clkout_rightbus",
714                         CLKOUT_CMU_RIGHTBUS, 8, 6),
715 
716         DIV(0, "div_core", "mout_core", DIV_CPU0, 0, 3),
717         DIV(0, "div_corem0", "div_core2", DIV_CPU0, 4, 3),
718         DIV(0, "div_corem1", "div_core2", DIV_CPU0, 8, 3),
719         DIV(0, "div_periph", "div_core2", DIV_CPU0, 12, 3),
720         DIV(0, "div_atb", "mout_core", DIV_CPU0, 16, 3),
721         DIV(0, "div_pclk_dbg", "div_atb", DIV_CPU0, 20, 3),
722         DIV(0, "div_core2", "div_core", DIV_CPU0, 28, 3),
723         DIV(0, "div_copy", "mout_hpm", DIV_CPU1, 0, 3),
724         DIV(0, "div_hpm", "div_copy", DIV_CPU1, 4, 3),
725         DIV(0, "div_clkout_cpu", "mout_clkout_cpu", CLKOUT_CMU_CPU, 8, 6),
726 
727         DIV(0, "div_fimc0", "mout_fimc0", DIV_CAM, 0, 4),
728         DIV(0, "div_fimc1", "mout_fimc1", DIV_CAM, 4, 4),
729         DIV(0, "div_fimc2", "mout_fimc2", DIV_CAM, 8, 4),
730         DIV(0, "div_fimc3", "mout_fimc3", DIV_CAM, 12, 4),
731         DIV(0, "div_cam0", "mout_cam0", DIV_CAM, 16, 4),
732         DIV(0, "div_cam1", "mout_cam1", DIV_CAM, 20, 4),
733         DIV(0, "div_csis0", "mout_csis0", DIV_CAM, 24, 4),
734         DIV(0, "div_csis1", "mout_csis1", DIV_CAM, 28, 4),
735         DIV(CLK_SCLK_MFC, "sclk_mfc", "mout_mfc", DIV_MFC, 0, 4),
736         DIV_F(0, "div_g3d", "mout_g3d", DIV_G3D, 0, 4,
737                         CLK_SET_RATE_PARENT, 0),
738         DIV(0, "div_fimd0", "mout_fimd0", DIV_LCD0, 0, 4),
739         DIV(0, "div_mipi0", "mout_mipi0", DIV_LCD0, 16, 4),
740         DIV(0, "div_audio0", "mout_audio0", DIV_MAUDIO, 0, 4),
741         DIV(CLK_SCLK_PCM0, "sclk_pcm0", "sclk_audio0", DIV_MAUDIO, 4, 8),
742         DIV(0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
743         DIV(0, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4),
744         DIV(0, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4),
745         DIV(0, "div_mmc3", "mout_mmc3", DIV_FSYS2, 16, 4),
746         DIV(CLK_SCLK_PIXEL, "sclk_pixel", "sclk_vpll", DIV_TV, 0, 4),
747         DIV(CLK_ACLK100, "aclk100", "mout_aclk100", DIV_TOP, 4, 4),
748         DIV(CLK_ACLK160, "aclk160", "mout_aclk160", DIV_TOP, 8, 3),
749         DIV(CLK_ACLK133, "aclk133", "mout_aclk133", DIV_TOP, 12, 3),
750         DIV(0, "div_onenand", "mout_onenand1", DIV_TOP, 16, 3),
751         DIV(CLK_SCLK_SLIMBUS, "sclk_slimbus", "sclk_epll", DIV_PERIL3, 4, 4),
752         DIV(CLK_SCLK_PCM1, "sclk_pcm1", "sclk_audio1", DIV_PERIL4, 4, 8),
753         DIV(CLK_SCLK_PCM2, "sclk_pcm2", "sclk_audio2", DIV_PERIL4, 20, 8),
754         DIV(CLK_SCLK_I2S1, "sclk_i2s1", "sclk_audio1", DIV_PERIL5, 0, 6),
755         DIV(CLK_SCLK_I2S2, "sclk_i2s2", "sclk_audio2", DIV_PERIL5, 8, 6),
756         DIV(0, "div_mmc4", "mout_mmc4", DIV_FSYS3, 0, 4),
757         DIV_F(0, "div_mmc_pre4", "div_mmc4", DIV_FSYS3, 8, 8,
758                         CLK_SET_RATE_PARENT, 0),
759         DIV(0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4),
760         DIV(0, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4),
761         DIV(0, "div_uart2", "mout_uart2", DIV_PERIL0, 8, 4),
762         DIV(0, "div_uart3", "mout_uart3", DIV_PERIL0, 12, 4),
763         DIV(0, "div_uart4", "mout_uart4", DIV_PERIL0, 16, 4),
764         DIV(0, "div_spi0", "mout_spi0", DIV_PERIL1, 0, 4),
765         DIV(0, "div_spi_pre0", "div_spi0", DIV_PERIL1, 8, 8),
766         DIV(0, "div_spi1", "mout_spi1", DIV_PERIL1, 16, 4),
767         DIV(0, "div_spi_pre1", "div_spi1", DIV_PERIL1, 24, 8),
768         DIV(0, "div_spi2", "mout_spi2", DIV_PERIL2, 0, 4),
769         DIV(0, "div_spi_pre2", "div_spi2", DIV_PERIL2, 8, 8),
770         DIV(0, "div_audio1", "mout_audio1", DIV_PERIL4, 0, 4),
771         DIV(0, "div_audio2", "mout_audio2", DIV_PERIL4, 16, 4),
772         DIV(CLK_ARM_CLK, "arm_clk", "div_core2", DIV_CPU0, 28, 3),
773         DIV(CLK_SCLK_APLL, "sclk_apll", "mout_apll", DIV_CPU0, 24, 3),
774         DIV_F(0, "div_mipi_pre0", "div_mipi0", DIV_LCD0, 20, 4,
775                         CLK_SET_RATE_PARENT, 0),
776         DIV_F(0, "div_mmc_pre0", "div_mmc0", DIV_FSYS1, 8, 8,
777                         CLK_SET_RATE_PARENT, 0),
778         DIV_F(0, "div_mmc_pre1", "div_mmc1", DIV_FSYS1, 24, 8,
779                         CLK_SET_RATE_PARENT, 0),
780         DIV_F(0, "div_mmc_pre2", "div_mmc2", DIV_FSYS2, 8, 8,
781                         CLK_SET_RATE_PARENT, 0),
782         DIV_F(0, "div_mmc_pre3", "div_mmc3", DIV_FSYS2, 24, 8,
783                         CLK_SET_RATE_PARENT, 0),
784         DIV(0, "div_clkout_top", "mout_clkout_top", CLKOUT_CMU_TOP, 8, 6),
785 
786         DIV(0, "div_acp", "mout_dmc_bus", DIV_DMC0, 0, 3),
787         DIV(0, "div_acp_pclk", "div_acp", DIV_DMC0, 4, 3),
788         DIV(0, "div_dphy", "mout_dphy", DIV_DMC0, 8, 3),
789         DIV(0, "div_dmc", "mout_dmc_bus", DIV_DMC0, 12, 3),
790         DIV(0, "div_dmcd", "div_dmc", DIV_DMC0, 16, 3),
791         DIV(0, "div_dmcp", "div_dmcd", DIV_DMC0, 20, 3),
792         DIV(0, "div_pwi", "mout_pwi", DIV_DMC1, 8, 4),
793         DIV(0, "div_clkout_dmc", "mout_clkout_dmc", CLKOUT_CMU_DMC, 8, 6),
794 };
795 
796 /* list of divider clocks supported in exynos4210 soc */
797 static struct samsung_div_clock exynos4210_div_clks[] __initdata = {
798         DIV(CLK_ACLK200, "aclk200", "mout_aclk200", DIV_TOP, 0, 3),
799         DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_IMAGE, 0, 4),
800         DIV(0, "div_fimd1", "mout_fimd1", E4210_DIV_LCD1, 0, 4),
801         DIV(0, "div_mipi1", "mout_mipi1", E4210_DIV_LCD1, 16, 4),
802         DIV(0, "div_sata", "mout_sata", DIV_FSYS0, 20, 4),
803         DIV_F(0, "div_mipi_pre1", "div_mipi1", E4210_DIV_LCD1, 20, 4,
804                         CLK_SET_RATE_PARENT, 0),
805 };
806 
807 /* list of divider clocks supported in exynos4x12 soc */
808 static struct samsung_div_clock exynos4x12_div_clks[] __initdata = {
809         DIV(0, "div_mdnie0", "mout_mdnie0", DIV_LCD0, 4, 4),
810         DIV(0, "div_mdnie_pwm0", "mout_mdnie_pwm0", DIV_LCD0, 8, 4),
811         DIV(0, "div_mdnie_pwm_pre0", "div_mdnie_pwm0", DIV_LCD0, 12, 4),
812         DIV(0, "div_mipihsi", "mout_mipihsi", DIV_FSYS0, 20, 4),
813         DIV(0, "div_jpeg", "mout_jpeg", E4X12_DIV_CAM1, 0, 4),
814         DIV(CLK_DIV_ACLK200, "div_aclk200", "mout_aclk200", DIV_TOP, 0, 3),
815         DIV(0, "div_aclk266_gps", "mout_aclk266_gps", DIV_TOP, 20, 3),
816         DIV(CLK_DIV_ACLK400_MCUISP, "div_aclk400_mcuisp", "mout_aclk400_mcuisp",
817                                                 DIV_TOP, 24, 3),
818         DIV(0, "div_pwm_isp", "mout_pwm_isp", E4X12_DIV_ISP, 0, 4),
819         DIV(0, "div_spi0_isp", "mout_spi0_isp", E4X12_DIV_ISP, 4, 4),
820         DIV(0, "div_spi0_isp_pre", "div_spi0_isp", E4X12_DIV_ISP, 8, 8),
821         DIV(0, "div_spi1_isp", "mout_spi1_isp", E4X12_DIV_ISP, 16, 4),
822         DIV(0, "div_spi1_isp_pre", "div_spi1_isp", E4X12_DIV_ISP, 20, 8),
823         DIV(0, "div_uart_isp", "mout_uart_isp", E4X12_DIV_ISP, 28, 4),
824         DIV_F(CLK_DIV_ISP0, "div_isp0", "aclk200", E4X12_DIV_ISP0, 0, 3,
825                                                 CLK_GET_RATE_NOCACHE, 0),
826         DIV_F(CLK_DIV_ISP1, "div_isp1", "aclk200", E4X12_DIV_ISP0, 4, 3,
827                                                 CLK_GET_RATE_NOCACHE, 0),
828         DIV(0, "div_mpwm", "div_isp1", E4X12_DIV_ISP1, 0, 3),
829         DIV_F(CLK_DIV_MCUISP0, "div_mcuisp0", "aclk400_mcuisp", E4X12_DIV_ISP1,
830                                                 4, 3, CLK_GET_RATE_NOCACHE, 0),
831         DIV_F(CLK_DIV_MCUISP1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1,
832                                                 8, 3, CLK_GET_RATE_NOCACHE, 0),
833         DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_DMC1, 0, 4),
834         DIV(0, "div_c2c", "mout_c2c", DIV_DMC1, 4, 3),
835         DIV(0, "div_c2c_aclk", "div_c2c", DIV_DMC1, 12, 3),
836 };
837 
838 /* list of gate clocks supported in all exynos4 soc's */
839 static struct samsung_gate_clock exynos4_gate_clks[] __initdata = {
840         /*
841          * After all Exynos4 based platforms are migrated to use device tree,
842          * the device name and clock alias names specified below for some
843          * of the clocks can be removed.
844          */
845         GATE(CLK_PPMULEFT, "ppmuleft", "aclk200", GATE_IP_LEFTBUS, 1, 0, 0),
846         GATE(CLK_PPMURIGHT, "ppmuright", "aclk200", GATE_IP_RIGHTBUS, 1, 0, 0),
847         GATE(CLK_SCLK_HDMI, "sclk_hdmi", "mout_hdmi", SRC_MASK_TV, 0, 0, 0),
848         GATE(CLK_SCLK_SPDIF, "sclk_spdif", "mout_spdif", SRC_MASK_PERIL1, 8, 0,
849                 0),
850         GATE(CLK_JPEG, "jpeg", "aclk160", GATE_IP_CAM, 6, 0, 0),
851         GATE(CLK_MIE0, "mie0", "aclk160", GATE_IP_LCD0, 1, 0, 0),
852         GATE(CLK_DSIM0, "dsim0", "aclk160", GATE_IP_LCD0, 3, 0, 0),
853         GATE(CLK_FIMD1, "fimd1", "aclk160", E4210_GATE_IP_LCD1, 0, 0, 0),
854         GATE(CLK_MIE1, "mie1", "aclk160", E4210_GATE_IP_LCD1, 1, 0, 0),
855         GATE(CLK_DSIM1, "dsim1", "aclk160", E4210_GATE_IP_LCD1, 3, 0, 0),
856         GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "aclk160", E4210_GATE_IP_LCD1, 4, 0,
857                 0),
858         GATE(CLK_TSI, "tsi", "aclk133", GATE_IP_FSYS, 4, 0, 0),
859         GATE(CLK_SROMC, "sromc", "aclk133", GATE_IP_FSYS, 11, 0, 0),
860         GATE(CLK_SCLK_G3D, "sclk_g3d", "div_g3d", GATE_IP_G3D, 0,
861                         CLK_SET_RATE_PARENT, 0),
862         GATE(CLK_PPMUG3D, "ppmug3d", "aclk200", GATE_IP_G3D, 1, 0, 0),
863         GATE(CLK_USB_DEVICE, "usb_device", "aclk133", GATE_IP_FSYS, 13, 0, 0),
864         GATE(CLK_ONENAND, "onenand", "aclk133", GATE_IP_FSYS, 15, 0, 0),
865         GATE(CLK_NFCON, "nfcon", "aclk133", GATE_IP_FSYS, 16, 0, 0),
866         GATE(CLK_GPS, "gps", "aclk133", GATE_IP_GPS, 0, 0, 0),
867         GATE(CLK_SMMU_GPS, "smmu_gps", "aclk133", GATE_IP_GPS, 1, 0, 0),
868         GATE(CLK_PPMUGPS, "ppmugps", "aclk200", GATE_IP_GPS, 2, 0, 0),
869         GATE(CLK_SLIMBUS, "slimbus", "aclk100", GATE_IP_PERIL, 25, 0, 0),
870         GATE(CLK_SCLK_CAM0, "sclk_cam0", "div_cam0", GATE_SCLK_CAM, 4,
871                         CLK_SET_RATE_PARENT, 0),
872         GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1", GATE_SCLK_CAM, 5,
873                         CLK_SET_RATE_PARENT, 0),
874         GATE(CLK_SCLK_MIPI0, "sclk_mipi0", "div_mipi_pre0",
875                         SRC_MASK_LCD0, 12, CLK_SET_RATE_PARENT, 0),
876         GATE(CLK_SCLK_AUDIO0, "sclk_audio0", "div_audio0", SRC_MASK_MAUDIO, 0,
877                         CLK_SET_RATE_PARENT, 0),
878         GATE(CLK_SCLK_AUDIO1, "sclk_audio1", "div_audio1", SRC_MASK_PERIL1, 0,
879                         CLK_SET_RATE_PARENT, 0),
880         GATE(CLK_VP, "vp", "aclk160", GATE_IP_TV, 0, 0, 0),
881         GATE(CLK_MIXER, "mixer", "aclk160", GATE_IP_TV, 1, 0, 0),
882         GATE(CLK_HDMI, "hdmi", "aclk160", GATE_IP_TV, 3, 0, 0),
883         GATE(CLK_PWM, "pwm", "aclk100", GATE_IP_PERIL, 24, 0, 0),
884         GATE(CLK_SDMMC4, "sdmmc4", "aclk133", GATE_IP_FSYS, 9, 0, 0),
885         GATE(CLK_USB_HOST, "usb_host", "aclk133", GATE_IP_FSYS, 12, 0, 0),
886         GATE(CLK_SCLK_FIMC0, "sclk_fimc0", "div_fimc0", SRC_MASK_CAM, 0,
887                         CLK_SET_RATE_PARENT, 0),
888         GATE(CLK_SCLK_FIMC1, "sclk_fimc1", "div_fimc1", SRC_MASK_CAM, 4,
889                         CLK_SET_RATE_PARENT, 0),
890         GATE(CLK_SCLK_FIMC2, "sclk_fimc2", "div_fimc2", SRC_MASK_CAM, 8,
891                         CLK_SET_RATE_PARENT, 0),
892         GATE(CLK_SCLK_FIMC3, "sclk_fimc3", "div_fimc3", SRC_MASK_CAM, 12,
893                         CLK_SET_RATE_PARENT, 0),
894         GATE(CLK_SCLK_CSIS0, "sclk_csis0", "div_csis0", SRC_MASK_CAM, 24,
895                         CLK_SET_RATE_PARENT, 0),
896         GATE(CLK_SCLK_CSIS1, "sclk_csis1", "div_csis1", SRC_MASK_CAM, 28,
897                         CLK_SET_RATE_PARENT, 0),
898         GATE(CLK_SCLK_FIMD0, "sclk_fimd0", "div_fimd0", SRC_MASK_LCD0, 0,
899                         CLK_SET_RATE_PARENT, 0),
900         GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc_pre0", SRC_MASK_FSYS, 0,
901                         CLK_SET_RATE_PARENT, 0),
902         GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc_pre1", SRC_MASK_FSYS, 4,
903                         CLK_SET_RATE_PARENT, 0),
904         GATE(CLK_SCLK_MMC2, "sclk_mmc2", "div_mmc_pre2", SRC_MASK_FSYS, 8,
905                         CLK_SET_RATE_PARENT, 0),
906         GATE(CLK_SCLK_MMC3, "sclk_mmc3", "div_mmc_pre3", SRC_MASK_FSYS, 12,
907                         CLK_SET_RATE_PARENT, 0),
908         GATE(CLK_SCLK_MMC4, "sclk_mmc4", "div_mmc_pre4", SRC_MASK_FSYS, 16,
909                         CLK_SET_RATE_PARENT, 0),
910         GATE(CLK_SCLK_UART0, "uclk0", "div_uart0", SRC_MASK_PERIL0, 0,
911                         CLK_SET_RATE_PARENT, 0),
912         GATE(CLK_SCLK_UART1, "uclk1", "div_uart1", SRC_MASK_PERIL0, 4,
913                         CLK_SET_RATE_PARENT, 0),
914         GATE(CLK_SCLK_UART2, "uclk2", "div_uart2", SRC_MASK_PERIL0, 8,
915                         CLK_SET_RATE_PARENT, 0),
916         GATE(CLK_SCLK_UART3, "uclk3", "div_uart3", SRC_MASK_PERIL0, 12,
917                         CLK_SET_RATE_PARENT, 0),
918         GATE(CLK_SCLK_UART4, "uclk4", "div_uart4", SRC_MASK_PERIL0, 16,
919                         CLK_SET_RATE_PARENT, 0),
920         GATE(CLK_SCLK_AUDIO2, "sclk_audio2", "div_audio2", SRC_MASK_PERIL1, 4,
921                         CLK_SET_RATE_PARENT, 0),
922         GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi_pre0", SRC_MASK_PERIL1, 16,
923                         CLK_SET_RATE_PARENT, 0),
924         GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi_pre1", SRC_MASK_PERIL1, 20,
925                         CLK_SET_RATE_PARENT, 0),
926         GATE(CLK_SCLK_SPI2, "sclk_spi2", "div_spi_pre2", SRC_MASK_PERIL1, 24,
927                         CLK_SET_RATE_PARENT, 0),
928         GATE(CLK_FIMC0, "fimc0", "aclk160", GATE_IP_CAM, 0,
929                         0, 0),
930         GATE(CLK_FIMC1, "fimc1", "aclk160", GATE_IP_CAM, 1,
931                         0, 0),
932         GATE(CLK_FIMC2, "fimc2", "aclk160", GATE_IP_CAM, 2,
933                         0, 0),
934         GATE(CLK_FIMC3, "fimc3", "aclk160", GATE_IP_CAM, 3,
935                         0, 0),
936         GATE(CLK_CSIS0, "csis0", "aclk160", GATE_IP_CAM, 4,
937                         0, 0),
938         GATE(CLK_CSIS1, "csis1", "aclk160", GATE_IP_CAM, 5,
939                         0, 0),
940         GATE(CLK_SMMU_FIMC0, "smmu_fimc0", "aclk160", GATE_IP_CAM, 7,
941                         0, 0),
942         GATE(CLK_SMMU_FIMC1, "smmu_fimc1", "aclk160", GATE_IP_CAM, 8,
943                         0, 0),
944         GATE(CLK_SMMU_FIMC2, "smmu_fimc2", "aclk160", GATE_IP_CAM, 9,
945                         0, 0),
946         GATE(CLK_SMMU_FIMC3, "smmu_fimc3", "aclk160", GATE_IP_CAM, 10,
947                         0, 0),
948         GATE(CLK_SMMU_JPEG, "smmu_jpeg", "aclk160", GATE_IP_CAM, 11,
949                         0, 0),
950         GATE(CLK_PPMUCAMIF, "ppmucamif", "aclk160", GATE_IP_CAM, 16, 0, 0),
951         GATE(CLK_PIXELASYNCM0, "pxl_async0", "aclk160", GATE_IP_CAM, 17, 0, 0),
952         GATE(CLK_PIXELASYNCM1, "pxl_async1", "aclk160", GATE_IP_CAM, 18, 0, 0),
953         GATE(CLK_SMMU_TV, "smmu_tv", "aclk160", GATE_IP_TV, 4,
954                         0, 0),
955         GATE(CLK_PPMUTV, "ppmutv", "aclk160", GATE_IP_TV, 5, 0, 0),
956         GATE(CLK_MFC, "mfc", "aclk100", GATE_IP_MFC, 0, 0, 0),
957         GATE(CLK_SMMU_MFCL, "smmu_mfcl", "aclk100", GATE_IP_MFC, 1,
958                         0, 0),
959         GATE(CLK_SMMU_MFCR, "smmu_mfcr", "aclk100", GATE_IP_MFC, 2,
960                         0, 0),
961         GATE(CLK_PPMUMFC_L, "ppmumfc_l", "aclk100", GATE_IP_MFC, 3, 0, 0),
962         GATE(CLK_PPMUMFC_R, "ppmumfc_r", "aclk100", GATE_IP_MFC, 4, 0, 0),
963         GATE(CLK_FIMD0, "fimd0", "aclk160", GATE_IP_LCD0, 0,
964                         0, 0),
965         GATE(CLK_SMMU_FIMD0, "smmu_fimd0", "aclk160", GATE_IP_LCD0, 4,
966                         0, 0),
967         GATE(CLK_PPMULCD0, "ppmulcd0", "aclk160", GATE_IP_LCD0, 5, 0, 0),
968         GATE(CLK_PDMA0, "pdma0", "aclk133", GATE_IP_FSYS, 0,
969                         0, 0),
970         GATE(CLK_PDMA1, "pdma1", "aclk133", GATE_IP_FSYS, 1,
971                         0, 0),
972         GATE(CLK_SDMMC0, "sdmmc0", "aclk133", GATE_IP_FSYS, 5,
973                         0, 0),
974         GATE(CLK_SDMMC1, "sdmmc1", "aclk133", GATE_IP_FSYS, 6,
975                         0, 0),
976         GATE(CLK_SDMMC2, "sdmmc2", "aclk133", GATE_IP_FSYS, 7,
977                         0, 0),
978         GATE(CLK_SDMMC3, "sdmmc3", "aclk133", GATE_IP_FSYS, 8,
979                         0, 0),
980         GATE(CLK_PPMUFILE, "ppmufile", "aclk133", GATE_IP_FSYS, 17, 0, 0),
981         GATE(CLK_UART0, "uart0", "aclk100", GATE_IP_PERIL, 0,
982                         0, 0),
983         GATE(CLK_UART1, "uart1", "aclk100", GATE_IP_PERIL, 1,
984                         0, 0),
985         GATE(CLK_UART2, "uart2", "aclk100", GATE_IP_PERIL, 2,
986                         0, 0),
987         GATE(CLK_UART3, "uart3", "aclk100", GATE_IP_PERIL, 3,
988                         0, 0),
989         GATE(CLK_UART4, "uart4", "aclk100", GATE_IP_PERIL, 4,
990                         0, 0),
991         GATE(CLK_I2C0, "i2c0", "aclk100", GATE_IP_PERIL, 6,
992                         0, 0),
993         GATE(CLK_I2C1, "i2c1", "aclk100", GATE_IP_PERIL, 7,
994                         0, 0),
995         GATE(CLK_I2C2, "i2c2", "aclk100", GATE_IP_PERIL, 8,
996                         0, 0),
997         GATE(CLK_I2C3, "i2c3", "aclk100", GATE_IP_PERIL, 9,
998                         0, 0),
999         GATE(CLK_I2C4, "i2c4", "aclk100", GATE_IP_PERIL, 10,
1000                         0, 0),
1001         GATE(CLK_I2C5, "i2c5", "aclk100", GATE_IP_PERIL, 11,
1002                         0, 0),
1003         GATE(CLK_I2C6, "i2c6", "aclk100", GATE_IP_PERIL, 12,
1004                         0, 0),
1005         GATE(CLK_I2C7, "i2c7", "aclk100", GATE_IP_PERIL, 13,
1006                         0, 0),
1007         GATE(CLK_I2C_HDMI, "i2c-hdmi", "aclk100", GATE_IP_PERIL, 14,
1008                         0, 0),
1009         GATE(CLK_SPI0, "spi0", "aclk100", GATE_IP_PERIL, 16,
1010                         0, 0),
1011         GATE(CLK_SPI1, "spi1", "aclk100", GATE_IP_PERIL, 17,
1012                         0, 0),
1013         GATE(CLK_SPI2, "spi2", "aclk100", GATE_IP_PERIL, 18,
1014                         0, 0),
1015         GATE(CLK_I2S1, "i2s1", "aclk100", GATE_IP_PERIL, 20,
1016                         0, 0),
1017         GATE(CLK_I2S2, "i2s2", "aclk100", GATE_IP_PERIL, 21,
1018                         0, 0),
1019         GATE(CLK_PCM1, "pcm1", "aclk100", GATE_IP_PERIL, 22,
1020                         0, 0),
1021         GATE(CLK_PCM2, "pcm2", "aclk100", GATE_IP_PERIL, 23,
1022                         0, 0),
1023         GATE(CLK_SPDIF, "spdif", "aclk100", GATE_IP_PERIL, 26,
1024                         0, 0),
1025         GATE(CLK_AC97, "ac97", "aclk100", GATE_IP_PERIL, 27,
1026                         0, 0),
1027         GATE(CLK_PPMUDMC0, "ppmudmc0", "aclk133", GATE_IP_DMC, 8, 0, 0),
1028         GATE(CLK_PPMUDMC1, "ppmudmc1", "aclk133", GATE_IP_DMC, 9, 0, 0),
1029         GATE(CLK_PPMUCPU, "ppmucpu", "aclk133", GATE_IP_DMC, 10, 0, 0),
1030         GATE(CLK_PPMUACP, "ppmuacp", "aclk133", GATE_IP_DMC, 16, 0, 0),
1031 
1032         GATE(CLK_OUT_LEFTBUS, "clkout_leftbus", "div_clkout_leftbus",
1033                         CLKOUT_CMU_LEFTBUS, 16, CLK_SET_RATE_PARENT, 0),
1034         GATE(CLK_OUT_RIGHTBUS, "clkout_rightbus", "div_clkout_rightbus",
1035                         CLKOUT_CMU_RIGHTBUS, 16, CLK_SET_RATE_PARENT, 0),
1036         GATE(CLK_OUT_TOP, "clkout_top", "div_clkout_top",
1037                         CLKOUT_CMU_TOP, 16, CLK_SET_RATE_PARENT, 0),
1038         GATE(CLK_OUT_DMC, "clkout_dmc", "div_clkout_dmc",
1039                         CLKOUT_CMU_DMC, 16, CLK_SET_RATE_PARENT, 0),
1040         GATE(CLK_OUT_CPU, "clkout_cpu", "div_clkout_cpu",
1041                         CLKOUT_CMU_CPU, 16, CLK_SET_RATE_PARENT, 0),
1042 };
1043 
1044 /* list of gate clocks supported in exynos4210 soc */
1045 static struct samsung_gate_clock exynos4210_gate_clks[] __initdata = {
1046         GATE(CLK_TVENC, "tvenc", "aclk160", GATE_IP_TV, 2, 0, 0),
1047         GATE(CLK_G2D, "g2d", "aclk200", E4210_GATE_IP_IMAGE, 0, 0, 0),
1048         GATE(CLK_ROTATOR, "rotator", "aclk200", E4210_GATE_IP_IMAGE, 1, 0, 0),
1049         GATE(CLK_MDMA, "mdma", "aclk200", E4210_GATE_IP_IMAGE, 2, 0, 0),
1050         GATE(CLK_SMMU_G2D, "smmu_g2d", "aclk200", E4210_GATE_IP_IMAGE, 3, 0, 0),
1051         GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4210_GATE_IP_IMAGE, 5, 0,
1052                 0),
1053         GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4210_GATE_IP_IMAGE, 9, 0,
1054                 0),
1055         GATE(CLK_PPMULCD1, "ppmulcd1", "aclk160", E4210_GATE_IP_LCD1, 5, 0, 0),
1056         GATE(CLK_PCIE_PHY, "pcie_phy", "aclk133", GATE_IP_FSYS, 2, 0, 0),
1057         GATE(CLK_SATA_PHY, "sata_phy", "aclk133", GATE_IP_FSYS, 3, 0, 0),
1058         GATE(CLK_SATA, "sata", "aclk133", GATE_IP_FSYS, 10, 0, 0),
1059         GATE(CLK_PCIE, "pcie", "aclk133", GATE_IP_FSYS, 14, 0, 0),
1060         GATE(CLK_SMMU_PCIE, "smmu_pcie", "aclk133", GATE_IP_FSYS, 18, 0, 0),
1061         GATE(CLK_MODEMIF, "modemif", "aclk100", GATE_IP_PERIL, 28, 0, 0),
1062         GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, 0, 0),
1063         GATE(CLK_SYSREG, "sysreg", "aclk100", E4210_GATE_IP_PERIR, 0,
1064                         CLK_IGNORE_UNUSED, 0),
1065         GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4210_GATE_IP_PERIR, 11, 0,
1066                 0),
1067         GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "aclk200",
1068                         E4210_GATE_IP_IMAGE, 4, 0, 0),
1069         GATE(CLK_SCLK_MIPI1, "sclk_mipi1", "div_mipi_pre1",
1070                         E4210_SRC_MASK_LCD1, 12, CLK_SET_RATE_PARENT, 0),
1071         GATE(CLK_SCLK_SATA, "sclk_sata", "div_sata",
1072                         SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
1073         GATE(CLK_SCLK_MIXER, "sclk_mixer", "mout_mixer", SRC_MASK_TV, 4, 0, 0),
1074         GATE(CLK_SCLK_DAC, "sclk_dac", "mout_dac", SRC_MASK_TV, 8, 0, 0),
1075         GATE(CLK_TSADC, "tsadc", "aclk100", GATE_IP_PERIL, 15,
1076                         0, 0),
1077         GATE(CLK_MCT, "mct", "aclk100", E4210_GATE_IP_PERIR, 13,
1078                         0, 0),
1079         GATE(CLK_WDT, "watchdog", "aclk100", E4210_GATE_IP_PERIR, 14,
1080                         0, 0),
1081         GATE(CLK_RTC, "rtc", "aclk100", E4210_GATE_IP_PERIR, 15,
1082                         0, 0),
1083         GATE(CLK_KEYIF, "keyif", "aclk100", E4210_GATE_IP_PERIR, 16,
1084                         0, 0),
1085         GATE(CLK_SCLK_FIMD1, "sclk_fimd1", "div_fimd1", E4210_SRC_MASK_LCD1, 0,
1086                         CLK_SET_RATE_PARENT, 0),
1087         GATE(CLK_TMU_APBIF, "tmu_apbif", "aclk100", E4210_GATE_IP_PERIR, 17, 0,
1088                 0),
1089 };
1090 
1091 /* list of gate clocks supported in exynos4x12 soc */
1092 static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = {
1093         GATE(CLK_AUDSS, "audss", "sclk_epll", E4X12_GATE_IP_MAUDIO, 0, 0, 0),
1094         GATE(CLK_MDNIE0, "mdnie0", "aclk160", GATE_IP_LCD0, 2, 0, 0),
1095         GATE(CLK_ROTATOR, "rotator", "aclk200", E4X12_GATE_IP_IMAGE, 1, 0, 0),
1096         GATE(CLK_MDMA, "mdma", "aclk200", E4X12_GATE_IP_IMAGE, 2, 0, 0),
1097         GATE(CLK_SMMU_MDMA, "smmu_mdma", "aclk200", E4X12_GATE_IP_IMAGE, 5, 0,
1098                 0),
1099         GATE(CLK_PPMUIMAGE, "ppmuimage", "aclk200", E4X12_GATE_IP_IMAGE, 9, 0,
1100                 0),
1101         GATE(CLK_MIPI_HSI, "mipi_hsi", "aclk133", GATE_IP_FSYS, 10, 0, 0),
1102         GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, 0, 0),
1103         GATE(CLK_SYSREG, "sysreg", "aclk100", E4X12_GATE_IP_PERIR, 1,
1104                         CLK_IGNORE_UNUSED, 0),
1105         GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4X12_GATE_IP_PERIR, 11, 0,
1106                 0),
1107         GATE(CLK_SCLK_MDNIE0, "sclk_mdnie0", "div_mdnie0",
1108                         SRC_MASK_LCD0, 4, CLK_SET_RATE_PARENT, 0),
1109         GATE(CLK_SCLK_MDNIE_PWM0, "sclk_mdnie_pwm0", "div_mdnie_pwm_pre0",
1110                         SRC_MASK_LCD0, 8, CLK_SET_RATE_PARENT, 0),
1111         GATE(CLK_SCLK_MIPIHSI, "sclk_mipihsi", "div_mipihsi",
1112                         SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
1113         GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "aclk200",
1114                         E4X12_GATE_IP_IMAGE, 4, 0, 0),
1115         GATE(CLK_MCT, "mct", "aclk100", E4X12_GATE_IP_PERIR, 13,
1116                         0, 0),
1117         GATE(CLK_RTC, "rtc", "aclk100", E4X12_GATE_IP_PERIR, 15,
1118                         0, 0),
1119         GATE(CLK_KEYIF, "keyif", "aclk100", E4X12_GATE_IP_PERIR, 16, 0, 0),
1120         GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "div_pwm_isp",
1121                         E4X12_GATE_IP_ISP, 0, 0, 0),
1122         GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "div_spi0_isp_pre",
1123                         E4X12_GATE_IP_ISP, 1, 0, 0),
1124         GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "div_spi1_isp_pre",
1125                         E4X12_GATE_IP_ISP, 2, 0, 0),
1126         GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "div_uart_isp",
1127                         E4X12_GATE_IP_ISP, 3, 0, 0),
1128         GATE(CLK_WDT, "watchdog", "aclk100", E4X12_GATE_IP_PERIR, 14, 0, 0),
1129         GATE(CLK_PCM0, "pcm0", "aclk100", E4X12_GATE_IP_MAUDIO, 2,
1130                         0, 0),
1131         GATE(CLK_I2S0, "i2s0", "aclk100", E4X12_GATE_IP_MAUDIO, 3,
1132                         0, 0),
1133         GATE(CLK_FIMC_ISP, "isp", "aclk200", E4X12_GATE_ISP0, 0,
1134                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1135         GATE(CLK_FIMC_DRC, "drc", "aclk200", E4X12_GATE_ISP0, 1,
1136                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1137         GATE(CLK_FIMC_FD, "fd", "aclk200", E4X12_GATE_ISP0, 2,
1138                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1139         GATE(CLK_FIMC_LITE0, "lite0", "aclk200", E4X12_GATE_ISP0, 3,
1140                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1141         GATE(CLK_FIMC_LITE1, "lite1", "aclk200", E4X12_GATE_ISP0, 4,
1142                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1143         GATE(CLK_MCUISP, "mcuisp", "aclk200", E4X12_GATE_ISP0, 5,
1144                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1145         GATE(CLK_GICISP, "gicisp", "aclk200", E4X12_GATE_ISP0, 7,
1146                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1147         GATE(CLK_SMMU_ISP, "smmu_isp", "aclk200", E4X12_GATE_ISP0, 8,
1148                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1149         GATE(CLK_SMMU_DRC, "smmu_drc", "aclk200", E4X12_GATE_ISP0, 9,
1150                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1151         GATE(CLK_SMMU_FD, "smmu_fd", "aclk200", E4X12_GATE_ISP0, 10,
1152                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1153         GATE(CLK_SMMU_LITE0, "smmu_lite0", "aclk200", E4X12_GATE_ISP0, 11,
1154                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1155         GATE(CLK_SMMU_LITE1, "smmu_lite1", "aclk200", E4X12_GATE_ISP0, 12,
1156                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1157         GATE(CLK_PPMUISPMX, "ppmuispmx", "aclk200", E4X12_GATE_ISP0, 20,
1158                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1159         GATE(CLK_PPMUISPX, "ppmuispx", "aclk200", E4X12_GATE_ISP0, 21,
1160                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1161         GATE(CLK_MCUCTL_ISP, "mcuctl_isp", "aclk200", E4X12_GATE_ISP0, 23,
1162                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1163         GATE(CLK_MPWM_ISP, "mpwm_isp", "aclk200", E4X12_GATE_ISP0, 24,
1164                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1165         GATE(CLK_I2C0_ISP, "i2c0_isp", "aclk200", E4X12_GATE_ISP0, 25,
1166                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1167         GATE(CLK_I2C1_ISP, "i2c1_isp", "aclk200", E4X12_GATE_ISP0, 26,
1168                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1169         GATE(CLK_MTCADC_ISP, "mtcadc_isp", "aclk200", E4X12_GATE_ISP0, 27,
1170                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1171         GATE(CLK_PWM_ISP, "pwm_isp", "aclk200", E4X12_GATE_ISP0, 28,
1172                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1173         GATE(CLK_WDT_ISP, "wdt_isp", "aclk200", E4X12_GATE_ISP0, 30,
1174                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1175         GATE(CLK_UART_ISP, "uart_isp", "aclk200", E4X12_GATE_ISP0, 31,
1176                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1177         GATE(CLK_ASYNCAXIM, "asyncaxim", "aclk200", E4X12_GATE_ISP1, 0,
1178                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1179         GATE(CLK_SMMU_ISPCX, "smmu_ispcx", "aclk200", E4X12_GATE_ISP1, 4,
1180                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1181         GATE(CLK_SPI0_ISP, "spi0_isp", "aclk200", E4X12_GATE_ISP1, 12,
1182                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1183         GATE(CLK_SPI1_ISP, "spi1_isp", "aclk200", E4X12_GATE_ISP1, 13,
1184                         CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
1185         GATE(CLK_G2D, "g2d", "aclk200", GATE_IP_DMC, 23, 0, 0),
1186         GATE(CLK_TMU_APBIF, "tmu_apbif", "aclk100", E4X12_GATE_IP_PERIR, 17, 0,
1187                 0),
1188 };
1189 
1190 static struct samsung_clock_alias exynos4_aliases[] __initdata = {
1191         ALIAS(CLK_MOUT_CORE, NULL, "moutcore"),
1192         ALIAS(CLK_ARM_CLK, NULL, "armclk"),
1193         ALIAS(CLK_SCLK_APLL, NULL, "mout_apll"),
1194 };
1195 
1196 static struct samsung_clock_alias exynos4210_aliases[] __initdata = {
1197         ALIAS(CLK_SCLK_MPLL, NULL, "mout_mpll"),
1198 };
1199 
1200 static struct samsung_clock_alias exynos4x12_aliases[] __initdata = {
1201         ALIAS(CLK_MOUT_MPLL_USER_C, NULL, "mout_mpll"),
1202 };
1203 
1204 /*
1205  * The parent of the fin_pll clock is selected by the XOM[0] bit. This bit
1206  * resides in chipid register space, outside of the clock controller memory
1207  * mapped space. So to determine the parent of fin_pll clock, the chipid
1208  * controller is first remapped and the value of XOM[0] bit is read to
1209  * determine the parent clock.
1210  */
1211 static unsigned long exynos4_get_xom(void)
1212 {
1213         unsigned long xom = 0;
1214         void __iomem *chipid_base;
1215         struct device_node *np;
1216 
1217         np = of_find_compatible_node(NULL, NULL, "samsung,exynos4210-chipid");
1218         if (np) {
1219                 chipid_base = of_iomap(np, 0);
1220 
1221                 if (chipid_base)
1222                         xom = readl(chipid_base + 8);
1223 
1224                 iounmap(chipid_base);
1225         }
1226 
1227         return xom;
1228 }
1229 
1230 static void __init exynos4_clk_register_finpll(struct samsung_clk_provider *ctx)
1231 {
1232         struct samsung_fixed_rate_clock fclk;
1233         struct clk *clk;
1234         unsigned long finpll_f = 24000000;
1235         char *parent_name;
1236         unsigned int xom = exynos4_get_xom();
1237 
1238         parent_name = xom & 1 ? "xusbxti" : "xxti";
1239         clk = clk_get(NULL, parent_name);
1240         if (IS_ERR(clk)) {
1241                 pr_err("%s: failed to lookup parent clock %s, assuming "
1242                         "fin_pll clock frequency is 24MHz\n", __func__,
1243                         parent_name);
1244         } else {
1245                 finpll_f = clk_get_rate(clk);
1246         }
1247 
1248         fclk.id = CLK_FIN_PLL;
1249         fclk.name = "fin_pll";
1250         fclk.parent_name = NULL;
1251         fclk.flags = CLK_IS_ROOT;
1252         fclk.fixed_rate = finpll_f;
1253         samsung_clk_register_fixed_rate(ctx, &fclk, 1);
1254 
1255 }
1256 
1257 static const struct of_device_id ext_clk_match[] __initconst = {
1258         { .compatible = "samsung,clock-xxti", .data = (void *)0, },
1259         { .compatible = "samsung,clock-xusbxti", .data = (void *)1, },
1260         {},
1261 };
1262 
1263 /* PLLs PMS values */
1264 static struct samsung_pll_rate_table exynos4210_apll_rates[] __initdata = {
1265         PLL_45XX_RATE(1200000000, 150,  3, 1, 28),
1266         PLL_45XX_RATE(1000000000, 250,  6, 1, 28),
1267         PLL_45XX_RATE( 800000000, 200,  6, 1, 28),
1268         PLL_45XX_RATE( 666857142, 389, 14, 1, 13),
1269         PLL_45XX_RATE( 600000000, 100,  4, 1, 13),
1270         PLL_45XX_RATE( 533000000, 533, 24, 1,  5),
1271         PLL_45XX_RATE( 500000000, 250,  6, 2, 28),
1272         PLL_45XX_RATE( 400000000, 200,  6, 2, 28),
1273         PLL_45XX_RATE( 200000000, 200,  6, 3, 28),
1274         { /* sentinel */ }
1275 };
1276 
1277 static struct samsung_pll_rate_table exynos4210_epll_rates[] __initdata = {
1278         PLL_4600_RATE(192000000, 48, 3, 1,     0, 0),
1279         PLL_4600_RATE(180633605, 45, 3, 1, 10381, 0),
1280         PLL_4600_RATE(180000000, 45, 3, 1,     0, 0),
1281         PLL_4600_RATE( 73727996, 73, 3, 3, 47710, 1),
1282         PLL_4600_RATE( 67737602, 90, 4, 3, 20762, 1),
1283         PLL_4600_RATE( 49151992, 49, 3, 3,  9961, 0),
1284         PLL_4600_RATE( 45158401, 45, 3, 3, 10381, 0),
1285         { /* sentinel */ }
1286 };
1287 
1288 static struct samsung_pll_rate_table exynos4210_vpll_rates[] __initdata = {
1289         PLL_4650_RATE(360000000, 44, 3, 0, 1024, 0, 14, 0),
1290         PLL_4650_RATE(324000000, 53, 2, 1, 1024, 1,  1, 1),
1291         PLL_4650_RATE(259617187, 63, 3, 1, 1950, 0, 20, 1),
1292         PLL_4650_RATE(110000000, 53, 3, 2, 2048, 0, 17, 0),
1293         PLL_4650_RATE( 55360351, 53, 3, 3, 2417, 0, 17, 0),
1294         { /* sentinel */ }
1295 };
1296 
1297 static struct samsung_pll_rate_table exynos4x12_apll_rates[] __initdata = {
1298         PLL_35XX_RATE(1500000000, 250, 4, 0),
1299         PLL_35XX_RATE(1400000000, 175, 3, 0),
1300         PLL_35XX_RATE(1300000000, 325, 6, 0),
1301         PLL_35XX_RATE(1200000000, 200, 4, 0),
1302         PLL_35XX_RATE(1100000000, 275, 6, 0),
1303         PLL_35XX_RATE(1000000000, 125, 3, 0),
1304         PLL_35XX_RATE( 900000000, 150, 4, 0),
1305         PLL_35XX_RATE( 800000000, 100, 3, 0),
1306         PLL_35XX_RATE( 700000000, 175, 3, 1),
1307         PLL_35XX_RATE( 600000000, 200, 4, 1),
1308         PLL_35XX_RATE( 500000000, 125, 3, 1),
1309         PLL_35XX_RATE( 400000000, 100, 3, 1),
1310         PLL_35XX_RATE( 300000000, 200, 4, 2),
1311         PLL_35XX_RATE( 200000000, 100, 3, 2),
1312         { /* sentinel */ }
1313 };
1314 
1315 static struct samsung_pll_rate_table exynos4x12_epll_rates[] __initdata = {
1316         PLL_36XX_RATE(192000000, 48, 3, 1,     0),
1317         PLL_36XX_RATE(180633605, 45, 3, 1, 10381),
1318         PLL_36XX_RATE(180000000, 45, 3, 1,     0),
1319         PLL_36XX_RATE( 73727996, 73, 3, 3, 47710),
1320         PLL_36XX_RATE( 67737602, 90, 4, 3, 20762),
1321         PLL_36XX_RATE( 49151992, 49, 3, 3,  9961),
1322         PLL_36XX_RATE( 45158401, 45, 3, 3, 10381),
1323         { /* sentinel */ }
1324 };
1325 
1326 static struct samsung_pll_rate_table exynos4x12_vpll_rates[] __initdata = {
1327         PLL_36XX_RATE(533000000, 133, 3, 1, 16384),
1328         PLL_36XX_RATE(440000000, 110, 3, 1,     0),
1329         PLL_36XX_RATE(350000000, 175, 3, 2,     0),
1330         PLL_36XX_RATE(266000000, 133, 3, 2,     0),
1331         PLL_36XX_RATE(160000000, 160, 3, 3,     0),
1332         PLL_36XX_RATE(106031250,  53, 3, 2,  1024),
1333         PLL_36XX_RATE( 53015625,  53, 3, 3,  1024),
1334         { /* sentinel */ }
1335 };
1336 
1337 static struct samsung_pll_clock exynos4210_plls[nr_plls] __initdata = {
1338         [apll] = PLL_A(pll_4508, CLK_FOUT_APLL, "fout_apll", "fin_pll",
1339                 APLL_LOCK, APLL_CON0, "fout_apll", NULL),
1340         [mpll] = PLL_A(pll_4508, CLK_FOUT_MPLL, "fout_mpll", "fin_pll",
1341                 E4210_MPLL_LOCK, E4210_MPLL_CON0, "fout_mpll", NULL),
1342         [epll] = PLL_A(pll_4600, CLK_FOUT_EPLL, "fout_epll", "fin_pll",
1343                 EPLL_LOCK, EPLL_CON0, "fout_epll", NULL),
1344         [vpll] = PLL_A(pll_4650c, CLK_FOUT_VPLL, "fout_vpll", "mout_vpllsrc",
1345                 VPLL_LOCK, VPLL_CON0, "fout_vpll", NULL),
1346 };
1347 
1348 static struct samsung_pll_clock exynos4x12_plls[nr_plls] __initdata = {
1349         [apll] = PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll",
1350                         APLL_LOCK, APLL_CON0, NULL),
1351         [mpll] = PLL(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll",
1352                         E4X12_MPLL_LOCK, E4X12_MPLL_CON0, NULL),
1353         [epll] = PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll",
1354                         EPLL_LOCK, EPLL_CON0, NULL),
1355         [vpll] = PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "fin_pll",
1356                         VPLL_LOCK, VPLL_CON0, NULL),
1357 };
1358 
1359 static void __init exynos4_core_down_clock(enum exynos4_soc soc)
1360 {
1361         unsigned int tmp;
1362 
1363         /*
1364          * Enable arm clock down (in idle) and set arm divider
1365          * ratios in WFI/WFE state.
1366          */
1367         tmp = (PWR_CTRL1_CORE2_DOWN_RATIO(7) | PWR_CTRL1_CORE1_DOWN_RATIO(7) |
1368                 PWR_CTRL1_DIV2_DOWN_EN | PWR_CTRL1_DIV1_DOWN_EN |
1369                 PWR_CTRL1_USE_CORE1_WFE | PWR_CTRL1_USE_CORE0_WFE |
1370                 PWR_CTRL1_USE_CORE1_WFI | PWR_CTRL1_USE_CORE0_WFI);
1371         /* On Exynos4412 enable it also on core 2 and 3 */
1372         if (num_possible_cpus() == 4)
1373                 tmp |= PWR_CTRL1_USE_CORE3_WFE | PWR_CTRL1_USE_CORE2_WFE |
1374                        PWR_CTRL1_USE_CORE3_WFI | PWR_CTRL1_USE_CORE2_WFI;
1375         __raw_writel(tmp, reg_base + PWR_CTRL1);
1376 
1377         /*
1378          * Disable the clock up feature on Exynos4x12, in case it was
1379          * enabled by bootloader.
1380          */
1381         if (exynos4_soc == EXYNOS4X12)
1382                 __raw_writel(0x0, reg_base + E4X12_PWR_CTRL2);
1383 }
1384 
1385 /* register exynos4 clocks */
1386 static void __init exynos4_clk_init(struct device_node *np,
1387                                     enum exynos4_soc soc)
1388 {
1389         struct samsung_clk_provider *ctx;
1390         exynos4_soc = soc;
1391 
1392         reg_base = of_iomap(np, 0);
1393         if (!reg_base)
1394                 panic("%s: failed to map registers\n", __func__);
1395 
1396         ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS);
1397         if (!ctx)
1398                 panic("%s: unable to allocate context.\n", __func__);
1399 
1400         samsung_clk_of_register_fixed_ext(ctx, exynos4_fixed_rate_ext_clks,
1401                         ARRAY_SIZE(exynos4_fixed_rate_ext_clks),
1402                         ext_clk_match);
1403 
1404         exynos4_clk_register_finpll(ctx);
1405 
1406         if (exynos4_soc == EXYNOS4210) {
1407                 samsung_clk_register_mux(ctx, exynos4210_mux_early,
1408                                         ARRAY_SIZE(exynos4210_mux_early));
1409 
1410                 if (_get_rate("fin_pll") == 24000000) {
1411                         exynos4210_plls[apll].rate_table =
1412                                                         exynos4210_apll_rates;
1413                         exynos4210_plls[epll].rate_table =
1414                                                         exynos4210_epll_rates;
1415                 }
1416 
1417                 if (_get_rate("mout_vpllsrc") == 24000000)
1418                         exynos4210_plls[vpll].rate_table =
1419                                                         exynos4210_vpll_rates;
1420 
1421                 samsung_clk_register_pll(ctx, exynos4210_plls,
1422                                         ARRAY_SIZE(exynos4210_plls), reg_base);
1423         } else {
1424                 if (_get_rate("fin_pll") == 24000000) {
1425                         exynos4x12_plls[apll].rate_table =
1426                                                         exynos4x12_apll_rates;
1427                         exynos4x12_plls[epll].rate_table =
1428                                                         exynos4x12_epll_rates;
1429                         exynos4x12_plls[vpll].rate_table =
1430                                                         exynos4x12_vpll_rates;
1431                 }
1432 
1433                 samsung_clk_register_pll(ctx, exynos4x12_plls,
1434                                         ARRAY_SIZE(exynos4x12_plls), reg_base);
1435         }
1436 
1437         samsung_clk_register_fixed_rate(ctx, exynos4_fixed_rate_clks,
1438                         ARRAY_SIZE(exynos4_fixed_rate_clks));
1439         samsung_clk_register_mux(ctx, exynos4_mux_clks,
1440                         ARRAY_SIZE(exynos4_mux_clks));
1441         samsung_clk_register_div(ctx, exynos4_div_clks,
1442                         ARRAY_SIZE(exynos4_div_clks));
1443         samsung_clk_register_gate(ctx, exynos4_gate_clks,
1444                         ARRAY_SIZE(exynos4_gate_clks));
1445         samsung_clk_register_fixed_factor(ctx, exynos4_fixed_factor_clks,
1446                         ARRAY_SIZE(exynos4_fixed_factor_clks));
1447 
1448         if (exynos4_soc == EXYNOS4210) {
1449                 samsung_clk_register_fixed_rate(ctx, exynos4210_fixed_rate_clks,
1450                         ARRAY_SIZE(exynos4210_fixed_rate_clks));
1451                 samsung_clk_register_mux(ctx, exynos4210_mux_clks,
1452                         ARRAY_SIZE(exynos4210_mux_clks));
1453                 samsung_clk_register_div(ctx, exynos4210_div_clks,
1454                         ARRAY_SIZE(exynos4210_div_clks));
1455                 samsung_clk_register_gate(ctx, exynos4210_gate_clks,
1456                         ARRAY_SIZE(exynos4210_gate_clks));
1457                 samsung_clk_register_alias(ctx, exynos4210_aliases,
1458                         ARRAY_SIZE(exynos4210_aliases));
1459                 samsung_clk_register_fixed_factor(ctx,
1460                         exynos4210_fixed_factor_clks,
1461                         ARRAY_SIZE(exynos4210_fixed_factor_clks));
1462         } else {
1463                 samsung_clk_register_mux(ctx, exynos4x12_mux_clks,
1464                         ARRAY_SIZE(exynos4x12_mux_clks));
1465                 samsung_clk_register_div(ctx, exynos4x12_div_clks,
1466                         ARRAY_SIZE(exynos4x12_div_clks));
1467                 samsung_clk_register_gate(ctx, exynos4x12_gate_clks,
1468                         ARRAY_SIZE(exynos4x12_gate_clks));
1469                 samsung_clk_register_alias(ctx, exynos4x12_aliases,
1470                         ARRAY_SIZE(exynos4x12_aliases));
1471                 samsung_clk_register_fixed_factor(ctx,
1472                         exynos4x12_fixed_factor_clks,
1473                         ARRAY_SIZE(exynos4x12_fixed_factor_clks));
1474         }
1475 
1476         samsung_clk_register_alias(ctx, exynos4_aliases,
1477                         ARRAY_SIZE(exynos4_aliases));
1478 
1479         exynos4_core_down_clock(soc);
1480         exynos4_clk_sleep_init();
1481 
1482         samsung_clk_of_add_provider(np, ctx);
1483 
1484         pr_info("%s clocks: sclk_apll = %ld, sclk_mpll = %ld\n"
1485                 "\tsclk_epll = %ld, sclk_vpll = %ld, arm_clk = %ld\n",
1486                 exynos4_soc == EXYNOS4210 ? "Exynos4210" : "Exynos4x12",
1487                 _get_rate("sclk_apll"), _get_rate("sclk_mpll"),
1488                 _get_rate("sclk_epll"), _get_rate("sclk_vpll"),
1489                 _get_rate("arm_clk"));
1490 }
1491 
1492 
1493 static void __init exynos4210_clk_init(struct device_node *np)
1494 {
1495         exynos4_clk_init(np, EXYNOS4210);
1496 }
1497 CLK_OF_DECLARE(exynos4210_clk, "samsung,exynos4210-clock", exynos4210_clk_init);
1498 
1499 static void __init exynos4412_clk_init(struct device_node *np)
1500 {
1501         exynos4_clk_init(np, EXYNOS4X12);
1502 }
1503 CLK_OF_DECLARE(exynos4412_clk, "samsung,exynos4412-clock", exynos4412_clk_init);
1504 

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