2 * Copyright (c) 2010-2012 Samsung Electronics Co., Ltd.
3 * http://www.samsung.com
5 * EXYNOS4 - Clock support
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/kernel.h>
13 #include <linux/err.h>
15 #include <linux/syscore_ops.h>
17 #include <plat/cpu-freq.h>
18 #include <plat/clock.h>
21 #include <plat/s5p-clock.h>
22 #include <plat/clock-clksrc.h>
26 #include <mach/regs-clock.h>
27 #include <mach/sysmmu.h>
30 #include "clock-exynos4.h"
32 #ifdef CONFIG_PM_SLEEP
33 static struct sleep_save exynos4_clock_save[] = {
34 SAVE_ITEM(EXYNOS4_CLKDIV_LEFTBUS),
35 SAVE_ITEM(EXYNOS4_CLKGATE_IP_LEFTBUS),
36 SAVE_ITEM(EXYNOS4_CLKDIV_RIGHTBUS),
37 SAVE_ITEM(EXYNOS4_CLKGATE_IP_RIGHTBUS),
38 SAVE_ITEM(EXYNOS4_CLKSRC_TOP0),
39 SAVE_ITEM(EXYNOS4_CLKSRC_TOP1),
40 SAVE_ITEM(EXYNOS4_CLKSRC_CAM),
41 SAVE_ITEM(EXYNOS4_CLKSRC_TV),
42 SAVE_ITEM(EXYNOS4_CLKSRC_MFC),
43 SAVE_ITEM(EXYNOS4_CLKSRC_G3D),
44 SAVE_ITEM(EXYNOS4_CLKSRC_LCD0),
45 SAVE_ITEM(EXYNOS4_CLKSRC_MAUDIO),
46 SAVE_ITEM(EXYNOS4_CLKSRC_FSYS),
47 SAVE_ITEM(EXYNOS4_CLKSRC_PERIL0),
48 SAVE_ITEM(EXYNOS4_CLKSRC_PERIL1),
49 SAVE_ITEM(EXYNOS4_CLKDIV_CAM),
50 SAVE_ITEM(EXYNOS4_CLKDIV_TV),
51 SAVE_ITEM(EXYNOS4_CLKDIV_MFC),
52 SAVE_ITEM(EXYNOS4_CLKDIV_G3D),
53 SAVE_ITEM(EXYNOS4_CLKDIV_LCD0),
54 SAVE_ITEM(EXYNOS4_CLKDIV_MAUDIO),
55 SAVE_ITEM(EXYNOS4_CLKDIV_FSYS0),
56 SAVE_ITEM(EXYNOS4_CLKDIV_FSYS1),
57 SAVE_ITEM(EXYNOS4_CLKDIV_FSYS2),
58 SAVE_ITEM(EXYNOS4_CLKDIV_FSYS3),
59 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL0),
60 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL1),
61 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL2),
62 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL3),
63 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL4),
64 SAVE_ITEM(EXYNOS4_CLKDIV_PERIL5),
65 SAVE_ITEM(EXYNOS4_CLKDIV_TOP),
66 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_TOP),
67 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_CAM),
68 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_TV),
69 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_LCD0),
70 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_MAUDIO),
71 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_FSYS),
72 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_PERIL0),
73 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_PERIL1),
74 SAVE_ITEM(EXYNOS4_CLKDIV2_RATIO),
75 SAVE_ITEM(EXYNOS4_CLKGATE_SCLKCAM),
76 SAVE_ITEM(EXYNOS4_CLKGATE_IP_CAM),
77 SAVE_ITEM(EXYNOS4_CLKGATE_IP_TV),
78 SAVE_ITEM(EXYNOS4_CLKGATE_IP_MFC),
79 SAVE_ITEM(EXYNOS4_CLKGATE_IP_G3D),
80 SAVE_ITEM(EXYNOS4_CLKGATE_IP_LCD0),
81 SAVE_ITEM(EXYNOS4_CLKGATE_IP_FSYS),
82 SAVE_ITEM(EXYNOS4_CLKGATE_IP_GPS),
83 SAVE_ITEM(EXYNOS4_CLKGATE_IP_PERIL),
84 SAVE_ITEM(EXYNOS4_CLKGATE_BLOCK),
85 SAVE_ITEM(EXYNOS4_CLKSRC_MASK_DMC),
86 SAVE_ITEM(EXYNOS4_CLKSRC_DMC),
87 SAVE_ITEM(EXYNOS4_CLKDIV_DMC0),
88 SAVE_ITEM(EXYNOS4_CLKDIV_DMC1),
89 SAVE_ITEM(EXYNOS4_CLKGATE_IP_DMC),
90 SAVE_ITEM(EXYNOS4_CLKSRC_CPU),
91 SAVE_ITEM(EXYNOS4_CLKDIV_CPU),
92 SAVE_ITEM(EXYNOS4_CLKDIV_CPU + 0x4),
93 SAVE_ITEM(EXYNOS4_CLKGATE_SCLKCPU),
94 SAVE_ITEM(EXYNOS4_CLKGATE_IP_CPU),
98 static struct clk exynos4_clk_sclk_hdmi27m = {
99 .name = "sclk_hdmi27m",
103 static struct clk exynos4_clk_sclk_hdmiphy = {
104 .name = "sclk_hdmiphy",
107 static struct clk exynos4_clk_sclk_usbphy0 = {
108 .name = "sclk_usbphy0",
112 static struct clk exynos4_clk_sclk_usbphy1 = {
113 .name = "sclk_usbphy1",
116 static struct clk dummy_apb_pclk = {
121 static int exynos4_clksrc_mask_top_ctrl(struct clk *clk, int enable)
123 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_TOP, clk, enable);
126 static int exynos4_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
128 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_CAM, clk, enable);
131 static int exynos4_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
133 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_LCD0, clk, enable);
136 int exynos4_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
138 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_FSYS, clk, enable);
141 static int exynos4_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
143 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_PERIL0, clk, enable);
146 static int exynos4_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
148 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_PERIL1, clk, enable);
151 static int exynos4_clk_ip_mfc_ctrl(struct clk *clk, int enable)
153 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_MFC, clk, enable);
156 static int exynos4_clksrc_mask_tv_ctrl(struct clk *clk, int enable)
158 return s5p_gatectrl(EXYNOS4_CLKSRC_MASK_TV, clk, enable);
161 static int exynos4_clk_ip_cam_ctrl(struct clk *clk, int enable)
163 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_CAM, clk, enable);
166 static int exynos4_clk_ip_tv_ctrl(struct clk *clk, int enable)
168 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_TV, clk, enable);
171 static int exynos4_clk_ip_image_ctrl(struct clk *clk, int enable)
173 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_IMAGE, clk, enable);
176 static int exynos4_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
178 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_LCD0, clk, enable);
181 int exynos4_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
183 return s5p_gatectrl(EXYNOS4210_CLKGATE_IP_LCD1, clk, enable);
186 int exynos4_clk_ip_fsys_ctrl(struct clk *clk, int enable)
188 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_FSYS, clk, enable);
191 static int exynos4_clk_ip_peril_ctrl(struct clk *clk, int enable)
193 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_PERIL, clk, enable);
196 static int exynos4_clk_ip_perir_ctrl(struct clk *clk, int enable)
198 return s5p_gatectrl(EXYNOS4_CLKGATE_IP_PERIR, clk, enable);
201 static int exynos4_clk_hdmiphy_ctrl(struct clk *clk, int enable)
203 return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
206 static int exynos4_clk_dac_ctrl(struct clk *clk, int enable)
208 return s5p_gatectrl(S5P_DAC_PHY_CONTROL, clk, enable);
211 /* Core list of CMU_CPU side */
213 static struct clksrc_clk exynos4_clk_mout_apll = {
217 .sources = &clk_src_apll,
218 .reg_src = { .reg = EXYNOS4_CLKSRC_CPU, .shift = 0, .size = 1 },
221 static struct clksrc_clk exynos4_clk_sclk_apll = {
224 .parent = &exynos4_clk_mout_apll.clk,
226 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 24, .size = 3 },
229 static struct clksrc_clk exynos4_clk_mout_epll = {
233 .sources = &clk_src_epll,
234 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 4, .size = 1 },
237 struct clksrc_clk exynos4_clk_mout_mpll = {
241 .sources = &clk_src_mpll,
243 /* reg_src will be added in each SoCs' clock */
246 static struct clk *exynos4_clkset_moutcore_list[] = {
247 [0] = &exynos4_clk_mout_apll.clk,
248 [1] = &exynos4_clk_mout_mpll.clk,
251 static struct clksrc_sources exynos4_clkset_moutcore = {
252 .sources = exynos4_clkset_moutcore_list,
253 .nr_sources = ARRAY_SIZE(exynos4_clkset_moutcore_list),
256 static struct clksrc_clk exynos4_clk_moutcore = {
260 .sources = &exynos4_clkset_moutcore,
261 .reg_src = { .reg = EXYNOS4_CLKSRC_CPU, .shift = 16, .size = 1 },
264 static struct clksrc_clk exynos4_clk_coreclk = {
267 .parent = &exynos4_clk_moutcore.clk,
269 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 0, .size = 3 },
272 static struct clksrc_clk exynos4_clk_armclk = {
275 .parent = &exynos4_clk_coreclk.clk,
279 static struct clksrc_clk exynos4_clk_aclk_corem0 = {
281 .name = "aclk_corem0",
282 .parent = &exynos4_clk_coreclk.clk,
284 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 4, .size = 3 },
287 static struct clksrc_clk exynos4_clk_aclk_cores = {
289 .name = "aclk_cores",
290 .parent = &exynos4_clk_coreclk.clk,
292 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 4, .size = 3 },
295 static struct clksrc_clk exynos4_clk_aclk_corem1 = {
297 .name = "aclk_corem1",
298 .parent = &exynos4_clk_coreclk.clk,
300 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 8, .size = 3 },
303 static struct clksrc_clk exynos4_clk_periphclk = {
306 .parent = &exynos4_clk_coreclk.clk,
308 .reg_div = { .reg = EXYNOS4_CLKDIV_CPU, .shift = 12, .size = 3 },
311 /* Core list of CMU_CORE side */
313 static struct clk *exynos4_clkset_corebus_list[] = {
314 [0] = &exynos4_clk_mout_mpll.clk,
315 [1] = &exynos4_clk_sclk_apll.clk,
318 struct clksrc_sources exynos4_clkset_mout_corebus = {
319 .sources = exynos4_clkset_corebus_list,
320 .nr_sources = ARRAY_SIZE(exynos4_clkset_corebus_list),
323 static struct clksrc_clk exynos4_clk_mout_corebus = {
325 .name = "mout_corebus",
327 .sources = &exynos4_clkset_mout_corebus,
328 .reg_src = { .reg = EXYNOS4_CLKSRC_DMC, .shift = 4, .size = 1 },
331 static struct clksrc_clk exynos4_clk_sclk_dmc = {
334 .parent = &exynos4_clk_mout_corebus.clk,
336 .reg_div = { .reg = EXYNOS4_CLKDIV_DMC0, .shift = 12, .size = 3 },
339 static struct clksrc_clk exynos4_clk_aclk_cored = {
341 .name = "aclk_cored",
342 .parent = &exynos4_clk_sclk_dmc.clk,
344 .reg_div = { .reg = EXYNOS4_CLKDIV_DMC0, .shift = 16, .size = 3 },
347 static struct clksrc_clk exynos4_clk_aclk_corep = {
349 .name = "aclk_corep",
350 .parent = &exynos4_clk_aclk_cored.clk,
352 .reg_div = { .reg = EXYNOS4_CLKDIV_DMC0, .shift = 20, .size = 3 },
355 static struct clksrc_clk exynos4_clk_aclk_acp = {
358 .parent = &exynos4_clk_mout_corebus.clk,
360 .reg_div = { .reg = EXYNOS4_CLKDIV_DMC0, .shift = 0, .size = 3 },
363 static struct clksrc_clk exynos4_clk_pclk_acp = {
366 .parent = &exynos4_clk_aclk_acp.clk,
368 .reg_div = { .reg = EXYNOS4_CLKDIV_DMC0, .shift = 4, .size = 3 },
371 /* Core list of CMU_TOP side */
373 struct clk *exynos4_clkset_aclk_top_list[] = {
374 [0] = &exynos4_clk_mout_mpll.clk,
375 [1] = &exynos4_clk_sclk_apll.clk,
378 static struct clksrc_sources exynos4_clkset_aclk = {
379 .sources = exynos4_clkset_aclk_top_list,
380 .nr_sources = ARRAY_SIZE(exynos4_clkset_aclk_top_list),
383 static struct clksrc_clk exynos4_clk_aclk_200 = {
387 .sources = &exynos4_clkset_aclk,
388 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 12, .size = 1 },
389 .reg_div = { .reg = EXYNOS4_CLKDIV_TOP, .shift = 0, .size = 3 },
392 static struct clksrc_clk exynos4_clk_aclk_100 = {
396 .sources = &exynos4_clkset_aclk,
397 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 16, .size = 1 },
398 .reg_div = { .reg = EXYNOS4_CLKDIV_TOP, .shift = 4, .size = 4 },
401 static struct clksrc_clk exynos4_clk_aclk_160 = {
405 .sources = &exynos4_clkset_aclk,
406 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 20, .size = 1 },
407 .reg_div = { .reg = EXYNOS4_CLKDIV_TOP, .shift = 8, .size = 3 },
410 struct clksrc_clk exynos4_clk_aclk_133 = {
414 .sources = &exynos4_clkset_aclk,
415 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 24, .size = 1 },
416 .reg_div = { .reg = EXYNOS4_CLKDIV_TOP, .shift = 12, .size = 3 },
419 static struct clk *exynos4_clkset_vpllsrc_list[] = {
421 [1] = &exynos4_clk_sclk_hdmi27m,
424 static struct clksrc_sources exynos4_clkset_vpllsrc = {
425 .sources = exynos4_clkset_vpllsrc_list,
426 .nr_sources = ARRAY_SIZE(exynos4_clkset_vpllsrc_list),
429 static struct clksrc_clk exynos4_clk_vpllsrc = {
432 .enable = exynos4_clksrc_mask_top_ctrl,
435 .sources = &exynos4_clkset_vpllsrc,
436 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP1, .shift = 0, .size = 1 },
439 static struct clk *exynos4_clkset_sclk_vpll_list[] = {
440 [0] = &exynos4_clk_vpllsrc.clk,
441 [1] = &clk_fout_vpll,
444 static struct clksrc_sources exynos4_clkset_sclk_vpll = {
445 .sources = exynos4_clkset_sclk_vpll_list,
446 .nr_sources = ARRAY_SIZE(exynos4_clkset_sclk_vpll_list),
449 static struct clksrc_clk exynos4_clk_sclk_vpll = {
453 .sources = &exynos4_clkset_sclk_vpll,
454 .reg_src = { .reg = EXYNOS4_CLKSRC_TOP0, .shift = 8, .size = 1 },
457 static struct clk exynos4_init_clocks_off[] = {
460 .parent = &exynos4_clk_aclk_100.clk,
461 .enable = exynos4_clk_ip_peril_ctrl,
465 .devname = "s5p-mipi-csis.0",
466 .enable = exynos4_clk_ip_cam_ctrl,
470 .devname = "s5p-mipi-csis.1",
471 .enable = exynos4_clk_ip_cam_ctrl,
476 .enable = exynos4_clk_ip_cam_ctrl,
480 .devname = "exynos4-fimc.0",
481 .enable = exynos4_clk_ip_cam_ctrl,
485 .devname = "exynos4-fimc.1",
486 .enable = exynos4_clk_ip_cam_ctrl,
490 .devname = "exynos4-fimc.2",
491 .enable = exynos4_clk_ip_cam_ctrl,
495 .devname = "exynos4-fimc.3",
496 .enable = exynos4_clk_ip_cam_ctrl,
500 .devname = "exynos4-sdhci.0",
501 .parent = &exynos4_clk_aclk_133.clk,
502 .enable = exynos4_clk_ip_fsys_ctrl,
506 .devname = "exynos4-sdhci.1",
507 .parent = &exynos4_clk_aclk_133.clk,
508 .enable = exynos4_clk_ip_fsys_ctrl,
512 .devname = "exynos4-sdhci.2",
513 .parent = &exynos4_clk_aclk_133.clk,
514 .enable = exynos4_clk_ip_fsys_ctrl,
518 .devname = "exynos4-sdhci.3",
519 .parent = &exynos4_clk_aclk_133.clk,
520 .enable = exynos4_clk_ip_fsys_ctrl,
524 .parent = &exynos4_clk_aclk_133.clk,
525 .enable = exynos4_clk_ip_fsys_ctrl,
529 .devname = "s5p-sdo",
530 .enable = exynos4_clk_ip_tv_ctrl,
534 .devname = "s5p-mixer",
535 .enable = exynos4_clk_ip_tv_ctrl,
539 .devname = "s5p-mixer",
540 .enable = exynos4_clk_ip_tv_ctrl,
544 .devname = "exynos4-hdmi",
545 .enable = exynos4_clk_ip_tv_ctrl,
549 .devname = "exynos4-hdmi",
550 .enable = exynos4_clk_hdmiphy_ctrl,
554 .devname = "s5p-sdo",
555 .enable = exynos4_clk_dac_ctrl,
559 .enable = exynos4_clk_ip_peril_ctrl,
560 .ctrlbit = (1 << 15),
563 .enable = exynos4_clk_ip_perir_ctrl,
564 .ctrlbit = (1 << 16),
567 .enable = exynos4_clk_ip_perir_ctrl,
568 .ctrlbit = (1 << 15),
571 .parent = &exynos4_clk_aclk_100.clk,
572 .enable = exynos4_clk_ip_perir_ctrl,
573 .ctrlbit = (1 << 14),
576 .enable = exynos4_clk_ip_fsys_ctrl ,
577 .ctrlbit = (1 << 12),
580 .enable = exynos4_clk_ip_fsys_ctrl,
581 .ctrlbit = (1 << 13),
584 .devname = "s3c64xx-spi.0",
585 .enable = exynos4_clk_ip_peril_ctrl,
586 .ctrlbit = (1 << 16),
589 .devname = "s3c64xx-spi.1",
590 .enable = exynos4_clk_ip_peril_ctrl,
591 .ctrlbit = (1 << 17),
594 .devname = "s3c64xx-spi.2",
595 .enable = exynos4_clk_ip_peril_ctrl,
596 .ctrlbit = (1 << 18),
599 .devname = "samsung-i2s.0",
600 .enable = exynos4_clk_ip_peril_ctrl,
601 .ctrlbit = (1 << 19),
604 .devname = "samsung-i2s.1",
605 .enable = exynos4_clk_ip_peril_ctrl,
606 .ctrlbit = (1 << 20),
609 .devname = "samsung-i2s.2",
610 .enable = exynos4_clk_ip_peril_ctrl,
611 .ctrlbit = (1 << 21),
614 .devname = "samsung-ac97",
615 .enable = exynos4_clk_ip_peril_ctrl,
616 .ctrlbit = (1 << 27),
619 .enable = exynos4_clk_ip_image_ctrl,
623 .devname = "s5p-mfc",
624 .enable = exynos4_clk_ip_mfc_ctrl,
628 .devname = "s3c2440-i2c.0",
629 .parent = &exynos4_clk_aclk_100.clk,
630 .enable = exynos4_clk_ip_peril_ctrl,
634 .devname = "s3c2440-i2c.1",
635 .parent = &exynos4_clk_aclk_100.clk,
636 .enable = exynos4_clk_ip_peril_ctrl,
640 .devname = "s3c2440-i2c.2",
641 .parent = &exynos4_clk_aclk_100.clk,
642 .enable = exynos4_clk_ip_peril_ctrl,
646 .devname = "s3c2440-i2c.3",
647 .parent = &exynos4_clk_aclk_100.clk,
648 .enable = exynos4_clk_ip_peril_ctrl,
652 .devname = "s3c2440-i2c.4",
653 .parent = &exynos4_clk_aclk_100.clk,
654 .enable = exynos4_clk_ip_peril_ctrl,
655 .ctrlbit = (1 << 10),
658 .devname = "s3c2440-i2c.5",
659 .parent = &exynos4_clk_aclk_100.clk,
660 .enable = exynos4_clk_ip_peril_ctrl,
661 .ctrlbit = (1 << 11),
664 .devname = "s3c2440-i2c.6",
665 .parent = &exynos4_clk_aclk_100.clk,
666 .enable = exynos4_clk_ip_peril_ctrl,
667 .ctrlbit = (1 << 12),
670 .devname = "s3c2440-i2c.7",
671 .parent = &exynos4_clk_aclk_100.clk,
672 .enable = exynos4_clk_ip_peril_ctrl,
673 .ctrlbit = (1 << 13),
676 .devname = "s3c2440-hdmiphy-i2c",
677 .parent = &exynos4_clk_aclk_100.clk,
678 .enable = exynos4_clk_ip_peril_ctrl,
679 .ctrlbit = (1 << 14),
681 .name = "SYSMMU_MDMA",
682 .enable = exynos4_clk_ip_image_ctrl,
685 .name = "SYSMMU_FIMC0",
686 .enable = exynos4_clk_ip_cam_ctrl,
689 .name = "SYSMMU_FIMC1",
690 .enable = exynos4_clk_ip_cam_ctrl,
693 .name = "SYSMMU_FIMC2",
694 .enable = exynos4_clk_ip_cam_ctrl,
697 .name = "SYSMMU_FIMC3",
698 .enable = exynos4_clk_ip_cam_ctrl,
699 .ctrlbit = (1 << 10),
701 .name = "SYSMMU_JPEG",
702 .enable = exynos4_clk_ip_cam_ctrl,
703 .ctrlbit = (1 << 11),
705 .name = "SYSMMU_FIMD0",
706 .enable = exynos4_clk_ip_lcd0_ctrl,
709 .name = "SYSMMU_FIMD1",
710 .enable = exynos4_clk_ip_lcd1_ctrl,
713 .name = "SYSMMU_PCIe",
714 .enable = exynos4_clk_ip_fsys_ctrl,
715 .ctrlbit = (1 << 18),
717 .name = "SYSMMU_G2D",
718 .enable = exynos4_clk_ip_image_ctrl,
721 .name = "SYSMMU_ROTATOR",
722 .enable = exynos4_clk_ip_image_ctrl,
726 .enable = exynos4_clk_ip_tv_ctrl,
729 .name = "SYSMMU_MFC_L",
730 .enable = exynos4_clk_ip_mfc_ctrl,
733 .name = "SYSMMU_MFC_R",
734 .enable = exynos4_clk_ip_mfc_ctrl,
739 static struct clk exynos4_init_clocks_on[] = {
742 .devname = "s5pv210-uart.0",
743 .enable = exynos4_clk_ip_peril_ctrl,
747 .devname = "s5pv210-uart.1",
748 .enable = exynos4_clk_ip_peril_ctrl,
752 .devname = "s5pv210-uart.2",
753 .enable = exynos4_clk_ip_peril_ctrl,
757 .devname = "s5pv210-uart.3",
758 .enable = exynos4_clk_ip_peril_ctrl,
762 .devname = "s5pv210-uart.4",
763 .enable = exynos4_clk_ip_peril_ctrl,
767 .devname = "s5pv210-uart.5",
768 .enable = exynos4_clk_ip_peril_ctrl,
773 static struct clk exynos4_clk_pdma0 = {
775 .devname = "dma-pl330.0",
776 .enable = exynos4_clk_ip_fsys_ctrl,
780 static struct clk exynos4_clk_pdma1 = {
782 .devname = "dma-pl330.1",
783 .enable = exynos4_clk_ip_fsys_ctrl,
787 static struct clk exynos4_clk_mdma1 = {
789 .devname = "dma-pl330.2",
790 .enable = exynos4_clk_ip_image_ctrl,
791 .ctrlbit = ((1 << 8) | (1 << 5) | (1 << 2)),
794 static struct clk exynos4_clk_fimd0 = {
796 .devname = "exynos4-fb.0",
797 .enable = exynos4_clk_ip_lcd0_ctrl,
801 struct clk *exynos4_clkset_group_list[] = {
802 [0] = &clk_ext_xtal_mux,
804 [2] = &exynos4_clk_sclk_hdmi27m,
805 [3] = &exynos4_clk_sclk_usbphy0,
806 [4] = &exynos4_clk_sclk_usbphy1,
807 [5] = &exynos4_clk_sclk_hdmiphy,
808 [6] = &exynos4_clk_mout_mpll.clk,
809 [7] = &exynos4_clk_mout_epll.clk,
810 [8] = &exynos4_clk_sclk_vpll.clk,
813 struct clksrc_sources exynos4_clkset_group = {
814 .sources = exynos4_clkset_group_list,
815 .nr_sources = ARRAY_SIZE(exynos4_clkset_group_list),
818 static struct clk *exynos4_clkset_mout_g2d0_list[] = {
819 [0] = &exynos4_clk_mout_mpll.clk,
820 [1] = &exynos4_clk_sclk_apll.clk,
823 static struct clksrc_sources exynos4_clkset_mout_g2d0 = {
824 .sources = exynos4_clkset_mout_g2d0_list,
825 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_g2d0_list),
828 static struct clksrc_clk exynos4_clk_mout_g2d0 = {
832 .sources = &exynos4_clkset_mout_g2d0,
833 .reg_src = { .reg = EXYNOS4_CLKSRC_IMAGE, .shift = 0, .size = 1 },
836 static struct clk *exynos4_clkset_mout_g2d1_list[] = {
837 [0] = &exynos4_clk_mout_epll.clk,
838 [1] = &exynos4_clk_sclk_vpll.clk,
841 static struct clksrc_sources exynos4_clkset_mout_g2d1 = {
842 .sources = exynos4_clkset_mout_g2d1_list,
843 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_g2d1_list),
846 static struct clksrc_clk exynos4_clk_mout_g2d1 = {
850 .sources = &exynos4_clkset_mout_g2d1,
851 .reg_src = { .reg = EXYNOS4_CLKSRC_IMAGE, .shift = 4, .size = 1 },
854 static struct clk *exynos4_clkset_mout_g2d_list[] = {
855 [0] = &exynos4_clk_mout_g2d0.clk,
856 [1] = &exynos4_clk_mout_g2d1.clk,
859 static struct clksrc_sources exynos4_clkset_mout_g2d = {
860 .sources = exynos4_clkset_mout_g2d_list,
861 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_g2d_list),
864 static struct clk *exynos4_clkset_mout_mfc0_list[] = {
865 [0] = &exynos4_clk_mout_mpll.clk,
866 [1] = &exynos4_clk_sclk_apll.clk,
869 static struct clksrc_sources exynos4_clkset_mout_mfc0 = {
870 .sources = exynos4_clkset_mout_mfc0_list,
871 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_mfc0_list),
874 static struct clksrc_clk exynos4_clk_mout_mfc0 = {
878 .sources = &exynos4_clkset_mout_mfc0,
879 .reg_src = { .reg = EXYNOS4_CLKSRC_MFC, .shift = 0, .size = 1 },
882 static struct clk *exynos4_clkset_mout_mfc1_list[] = {
883 [0] = &exynos4_clk_mout_epll.clk,
884 [1] = &exynos4_clk_sclk_vpll.clk,
887 static struct clksrc_sources exynos4_clkset_mout_mfc1 = {
888 .sources = exynos4_clkset_mout_mfc1_list,
889 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_mfc1_list),
892 static struct clksrc_clk exynos4_clk_mout_mfc1 = {
896 .sources = &exynos4_clkset_mout_mfc1,
897 .reg_src = { .reg = EXYNOS4_CLKSRC_MFC, .shift = 4, .size = 1 },
900 static struct clk *exynos4_clkset_mout_mfc_list[] = {
901 [0] = &exynos4_clk_mout_mfc0.clk,
902 [1] = &exynos4_clk_mout_mfc1.clk,
905 static struct clksrc_sources exynos4_clkset_mout_mfc = {
906 .sources = exynos4_clkset_mout_mfc_list,
907 .nr_sources = ARRAY_SIZE(exynos4_clkset_mout_mfc_list),
910 static struct clk *exynos4_clkset_sclk_dac_list[] = {
911 [0] = &exynos4_clk_sclk_vpll.clk,
912 [1] = &exynos4_clk_sclk_hdmiphy,
915 static struct clksrc_sources exynos4_clkset_sclk_dac = {
916 .sources = exynos4_clkset_sclk_dac_list,
917 .nr_sources = ARRAY_SIZE(exynos4_clkset_sclk_dac_list),
920 static struct clksrc_clk exynos4_clk_sclk_dac = {
923 .enable = exynos4_clksrc_mask_tv_ctrl,
926 .sources = &exynos4_clkset_sclk_dac,
927 .reg_src = { .reg = EXYNOS4_CLKSRC_TV, .shift = 8, .size = 1 },
930 static struct clksrc_clk exynos4_clk_sclk_pixel = {
932 .name = "sclk_pixel",
933 .parent = &exynos4_clk_sclk_vpll.clk,
935 .reg_div = { .reg = EXYNOS4_CLKDIV_TV, .shift = 0, .size = 4 },
938 static struct clk *exynos4_clkset_sclk_hdmi_list[] = {
939 [0] = &exynos4_clk_sclk_pixel.clk,
940 [1] = &exynos4_clk_sclk_hdmiphy,
943 static struct clksrc_sources exynos4_clkset_sclk_hdmi = {
944 .sources = exynos4_clkset_sclk_hdmi_list,
945 .nr_sources = ARRAY_SIZE(exynos4_clkset_sclk_hdmi_list),
948 static struct clksrc_clk exynos4_clk_sclk_hdmi = {
951 .enable = exynos4_clksrc_mask_tv_ctrl,
954 .sources = &exynos4_clkset_sclk_hdmi,
955 .reg_src = { .reg = EXYNOS4_CLKSRC_TV, .shift = 0, .size = 1 },
958 static struct clk *exynos4_clkset_sclk_mixer_list[] = {
959 [0] = &exynos4_clk_sclk_dac.clk,
960 [1] = &exynos4_clk_sclk_hdmi.clk,
963 static struct clksrc_sources exynos4_clkset_sclk_mixer = {
964 .sources = exynos4_clkset_sclk_mixer_list,
965 .nr_sources = ARRAY_SIZE(exynos4_clkset_sclk_mixer_list),
968 static struct clksrc_clk exynos4_clk_sclk_mixer = {
970 .name = "sclk_mixer",
971 .enable = exynos4_clksrc_mask_tv_ctrl,
974 .sources = &exynos4_clkset_sclk_mixer,
975 .reg_src = { .reg = EXYNOS4_CLKSRC_TV, .shift = 4, .size = 1 },
978 static struct clksrc_clk *exynos4_sclk_tv[] = {
979 &exynos4_clk_sclk_dac,
980 &exynos4_clk_sclk_pixel,
981 &exynos4_clk_sclk_hdmi,
982 &exynos4_clk_sclk_mixer,
985 static struct clksrc_clk exynos4_clk_dout_mmc0 = {
989 .sources = &exynos4_clkset_group,
990 .reg_src = { .reg = EXYNOS4_CLKSRC_FSYS, .shift = 0, .size = 4 },
991 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS1, .shift = 0, .size = 4 },
994 static struct clksrc_clk exynos4_clk_dout_mmc1 = {
998 .sources = &exynos4_clkset_group,
999 .reg_src = { .reg = EXYNOS4_CLKSRC_FSYS, .shift = 4, .size = 4 },
1000 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS1, .shift = 16, .size = 4 },
1003 static struct clksrc_clk exynos4_clk_dout_mmc2 = {
1005 .name = "dout_mmc2",
1007 .sources = &exynos4_clkset_group,
1008 .reg_src = { .reg = EXYNOS4_CLKSRC_FSYS, .shift = 8, .size = 4 },
1009 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS2, .shift = 0, .size = 4 },
1012 static struct clksrc_clk exynos4_clk_dout_mmc3 = {
1014 .name = "dout_mmc3",
1016 .sources = &exynos4_clkset_group,
1017 .reg_src = { .reg = EXYNOS4_CLKSRC_FSYS, .shift = 12, .size = 4 },
1018 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS2, .shift = 16, .size = 4 },
1021 static struct clksrc_clk exynos4_clk_dout_mmc4 = {
1023 .name = "dout_mmc4",
1025 .sources = &exynos4_clkset_group,
1026 .reg_src = { .reg = EXYNOS4_CLKSRC_FSYS, .shift = 16, .size = 4 },
1027 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS3, .shift = 0, .size = 4 },
1030 static struct clksrc_clk exynos4_clksrcs[] = {
1034 .enable = exynos4_clksrc_mask_peril0_ctrl,
1035 .ctrlbit = (1 << 24),
1037 .sources = &exynos4_clkset_group,
1038 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL0, .shift = 24, .size = 4 },
1039 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL3, .shift = 0, .size = 4 },
1042 .name = "sclk_csis",
1043 .devname = "s5p-mipi-csis.0",
1044 .enable = exynos4_clksrc_mask_cam_ctrl,
1045 .ctrlbit = (1 << 24),
1047 .sources = &exynos4_clkset_group,
1048 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 24, .size = 4 },
1049 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 24, .size = 4 },
1052 .name = "sclk_csis",
1053 .devname = "s5p-mipi-csis.1",
1054 .enable = exynos4_clksrc_mask_cam_ctrl,
1055 .ctrlbit = (1 << 28),
1057 .sources = &exynos4_clkset_group,
1058 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 28, .size = 4 },
1059 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 28, .size = 4 },
1062 .name = "sclk_cam0",
1063 .enable = exynos4_clksrc_mask_cam_ctrl,
1064 .ctrlbit = (1 << 16),
1066 .sources = &exynos4_clkset_group,
1067 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 16, .size = 4 },
1068 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 16, .size = 4 },
1071 .name = "sclk_cam1",
1072 .enable = exynos4_clksrc_mask_cam_ctrl,
1073 .ctrlbit = (1 << 20),
1075 .sources = &exynos4_clkset_group,
1076 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 20, .size = 4 },
1077 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 20, .size = 4 },
1080 .name = "sclk_fimc",
1081 .devname = "exynos4-fimc.0",
1082 .enable = exynos4_clksrc_mask_cam_ctrl,
1083 .ctrlbit = (1 << 0),
1085 .sources = &exynos4_clkset_group,
1086 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 0, .size = 4 },
1087 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 0, .size = 4 },
1090 .name = "sclk_fimc",
1091 .devname = "exynos4-fimc.1",
1092 .enable = exynos4_clksrc_mask_cam_ctrl,
1093 .ctrlbit = (1 << 4),
1095 .sources = &exynos4_clkset_group,
1096 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 4, .size = 4 },
1097 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 4, .size = 4 },
1100 .name = "sclk_fimc",
1101 .devname = "exynos4-fimc.2",
1102 .enable = exynos4_clksrc_mask_cam_ctrl,
1103 .ctrlbit = (1 << 8),
1105 .sources = &exynos4_clkset_group,
1106 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 8, .size = 4 },
1107 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 8, .size = 4 },
1110 .name = "sclk_fimc",
1111 .devname = "exynos4-fimc.3",
1112 .enable = exynos4_clksrc_mask_cam_ctrl,
1113 .ctrlbit = (1 << 12),
1115 .sources = &exynos4_clkset_group,
1116 .reg_src = { .reg = EXYNOS4_CLKSRC_CAM, .shift = 12, .size = 4 },
1117 .reg_div = { .reg = EXYNOS4_CLKDIV_CAM, .shift = 12, .size = 4 },
1120 .name = "sclk_fimd",
1121 .devname = "exynos4-fb.0",
1122 .enable = exynos4_clksrc_mask_lcd0_ctrl,
1123 .ctrlbit = (1 << 0),
1125 .sources = &exynos4_clkset_group,
1126 .reg_src = { .reg = EXYNOS4_CLKSRC_LCD0, .shift = 0, .size = 4 },
1127 .reg_div = { .reg = EXYNOS4_CLKDIV_LCD0, .shift = 0, .size = 4 },
1130 .name = "sclk_fimg2d",
1132 .sources = &exynos4_clkset_mout_g2d,
1133 .reg_src = { .reg = EXYNOS4_CLKSRC_IMAGE, .shift = 8, .size = 1 },
1134 .reg_div = { .reg = EXYNOS4_CLKDIV_IMAGE, .shift = 0, .size = 4 },
1138 .devname = "s5p-mfc",
1140 .sources = &exynos4_clkset_mout_mfc,
1141 .reg_src = { .reg = EXYNOS4_CLKSRC_MFC, .shift = 8, .size = 1 },
1142 .reg_div = { .reg = EXYNOS4_CLKDIV_MFC, .shift = 0, .size = 4 },
1145 .name = "sclk_dwmmc",
1146 .parent = &exynos4_clk_dout_mmc4.clk,
1147 .enable = exynos4_clksrc_mask_fsys_ctrl,
1148 .ctrlbit = (1 << 16),
1150 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS3, .shift = 8, .size = 8 },
1154 static struct clksrc_clk exynos4_clk_sclk_uart0 = {
1157 .devname = "exynos4210-uart.0",
1158 .enable = exynos4_clksrc_mask_peril0_ctrl,
1159 .ctrlbit = (1 << 0),
1161 .sources = &exynos4_clkset_group,
1162 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL0, .shift = 0, .size = 4 },
1163 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL0, .shift = 0, .size = 4 },
1166 static struct clksrc_clk exynos4_clk_sclk_uart1 = {
1169 .devname = "exynos4210-uart.1",
1170 .enable = exynos4_clksrc_mask_peril0_ctrl,
1171 .ctrlbit = (1 << 4),
1173 .sources = &exynos4_clkset_group,
1174 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL0, .shift = 4, .size = 4 },
1175 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL0, .shift = 4, .size = 4 },
1178 static struct clksrc_clk exynos4_clk_sclk_uart2 = {
1181 .devname = "exynos4210-uart.2",
1182 .enable = exynos4_clksrc_mask_peril0_ctrl,
1183 .ctrlbit = (1 << 8),
1185 .sources = &exynos4_clkset_group,
1186 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL0, .shift = 8, .size = 4 },
1187 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL0, .shift = 8, .size = 4 },
1190 static struct clksrc_clk exynos4_clk_sclk_uart3 = {
1193 .devname = "exynos4210-uart.3",
1194 .enable = exynos4_clksrc_mask_peril0_ctrl,
1195 .ctrlbit = (1 << 12),
1197 .sources = &exynos4_clkset_group,
1198 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL0, .shift = 12, .size = 4 },
1199 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL0, .shift = 12, .size = 4 },
1202 static struct clksrc_clk exynos4_clk_sclk_mmc0 = {
1205 .devname = "exynos4-sdhci.0",
1206 .parent = &exynos4_clk_dout_mmc0.clk,
1207 .enable = exynos4_clksrc_mask_fsys_ctrl,
1208 .ctrlbit = (1 << 0),
1210 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS1, .shift = 8, .size = 8 },
1213 static struct clksrc_clk exynos4_clk_sclk_mmc1 = {
1216 .devname = "exynos4-sdhci.1",
1217 .parent = &exynos4_clk_dout_mmc1.clk,
1218 .enable = exynos4_clksrc_mask_fsys_ctrl,
1219 .ctrlbit = (1 << 4),
1221 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS1, .shift = 24, .size = 8 },
1224 static struct clksrc_clk exynos4_clk_sclk_mmc2 = {
1227 .devname = "exynos4-sdhci.2",
1228 .parent = &exynos4_clk_dout_mmc2.clk,
1229 .enable = exynos4_clksrc_mask_fsys_ctrl,
1230 .ctrlbit = (1 << 8),
1232 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS2, .shift = 8, .size = 8 },
1235 static struct clksrc_clk exynos4_clk_sclk_mmc3 = {
1238 .devname = "exynos4-sdhci.3",
1239 .parent = &exynos4_clk_dout_mmc3.clk,
1240 .enable = exynos4_clksrc_mask_fsys_ctrl,
1241 .ctrlbit = (1 << 12),
1243 .reg_div = { .reg = EXYNOS4_CLKDIV_FSYS2, .shift = 24, .size = 8 },
1246 static struct clksrc_clk exynos4_clk_sclk_spi0 = {
1249 .devname = "s3c64xx-spi.0",
1250 .enable = exynos4_clksrc_mask_peril1_ctrl,
1251 .ctrlbit = (1 << 16),
1253 .sources = &exynos4_clkset_group,
1254 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 16, .size = 4 },
1255 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 0, .size = 4 },
1258 static struct clksrc_clk exynos4_clk_sclk_spi1 = {
1261 .devname = "s3c64xx-spi.1",
1262 .enable = exynos4_clksrc_mask_peril1_ctrl,
1263 .ctrlbit = (1 << 20),
1265 .sources = &exynos4_clkset_group,
1266 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 20, .size = 4 },
1267 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL1, .shift = 16, .size = 4 },
1270 static struct clksrc_clk exynos4_clk_sclk_spi2 = {
1273 .devname = "s3c64xx-spi.2",
1274 .enable = exynos4_clksrc_mask_peril1_ctrl,
1275 .ctrlbit = (1 << 24),
1277 .sources = &exynos4_clkset_group,
1278 .reg_src = { .reg = EXYNOS4_CLKSRC_PERIL1, .shift = 24, .size = 4 },
1279 .reg_div = { .reg = EXYNOS4_CLKDIV_PERIL2, .shift = 0, .size = 4 },
1282 /* Clock initialization code */
1283 static struct clksrc_clk *exynos4_sysclks[] = {
1284 &exynos4_clk_mout_apll,
1285 &exynos4_clk_sclk_apll,
1286 &exynos4_clk_mout_epll,
1287 &exynos4_clk_mout_mpll,
1288 &exynos4_clk_moutcore,
1289 &exynos4_clk_coreclk,
1290 &exynos4_clk_armclk,
1291 &exynos4_clk_aclk_corem0,
1292 &exynos4_clk_aclk_cores,
1293 &exynos4_clk_aclk_corem1,
1294 &exynos4_clk_periphclk,
1295 &exynos4_clk_mout_corebus,
1296 &exynos4_clk_sclk_dmc,
1297 &exynos4_clk_aclk_cored,
1298 &exynos4_clk_aclk_corep,
1299 &exynos4_clk_aclk_acp,
1300 &exynos4_clk_pclk_acp,
1301 &exynos4_clk_vpllsrc,
1302 &exynos4_clk_sclk_vpll,
1303 &exynos4_clk_aclk_200,
1304 &exynos4_clk_aclk_100,
1305 &exynos4_clk_aclk_160,
1306 &exynos4_clk_aclk_133,
1307 &exynos4_clk_dout_mmc0,
1308 &exynos4_clk_dout_mmc1,
1309 &exynos4_clk_dout_mmc2,
1310 &exynos4_clk_dout_mmc3,
1311 &exynos4_clk_dout_mmc4,
1312 &exynos4_clk_mout_mfc0,
1313 &exynos4_clk_mout_mfc1,
1316 static struct clk *exynos4_clk_cdev[] = {
1323 static struct clksrc_clk *exynos4_clksrc_cdev[] = {
1324 &exynos4_clk_sclk_uart0,
1325 &exynos4_clk_sclk_uart1,
1326 &exynos4_clk_sclk_uart2,
1327 &exynos4_clk_sclk_uart3,
1328 &exynos4_clk_sclk_mmc0,
1329 &exynos4_clk_sclk_mmc1,
1330 &exynos4_clk_sclk_mmc2,
1331 &exynos4_clk_sclk_mmc3,
1332 &exynos4_clk_sclk_spi0,
1333 &exynos4_clk_sclk_spi1,
1334 &exynos4_clk_sclk_spi2,
1338 static struct clk_lookup exynos4_clk_lookup[] = {
1339 CLKDEV_INIT("exynos4210-uart.0", "clk_uart_baud0", &exynos4_clk_sclk_uart0.clk),
1340 CLKDEV_INIT("exynos4210-uart.1", "clk_uart_baud0", &exynos4_clk_sclk_uart1.clk),
1341 CLKDEV_INIT("exynos4210-uart.2", "clk_uart_baud0", &exynos4_clk_sclk_uart2.clk),
1342 CLKDEV_INIT("exynos4210-uart.3", "clk_uart_baud0", &exynos4_clk_sclk_uart3.clk),
1343 CLKDEV_INIT("exynos4-sdhci.0", "mmc_busclk.2", &exynos4_clk_sclk_mmc0.clk),
1344 CLKDEV_INIT("exynos4-sdhci.1", "mmc_busclk.2", &exynos4_clk_sclk_mmc1.clk),
1345 CLKDEV_INIT("exynos4-sdhci.2", "mmc_busclk.2", &exynos4_clk_sclk_mmc2.clk),
1346 CLKDEV_INIT("exynos4-sdhci.3", "mmc_busclk.2", &exynos4_clk_sclk_mmc3.clk),
1347 CLKDEV_INIT("exynos4-fb.0", "lcd", &exynos4_clk_fimd0),
1348 CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos4_clk_pdma0),
1349 CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos4_clk_pdma1),
1350 CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos4_clk_mdma1),
1351 CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &exynos4_clk_sclk_spi0.clk),
1352 CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk0", &exynos4_clk_sclk_spi1.clk),
1353 CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk0", &exynos4_clk_sclk_spi2.clk),
1356 static int xtal_rate;
1358 static unsigned long exynos4_fout_apll_get_rate(struct clk *clk)
1360 if (soc_is_exynos4210())
1361 return s5p_get_pll45xx(xtal_rate, __raw_readl(EXYNOS4_APLL_CON0),
1363 else if (soc_is_exynos4212() || soc_is_exynos4412())
1364 return s5p_get_pll35xx(xtal_rate, __raw_readl(EXYNOS4_APLL_CON0));
1369 static struct clk_ops exynos4_fout_apll_ops = {
1370 .get_rate = exynos4_fout_apll_get_rate,
1373 static u32 exynos4_vpll_div[][8] = {
1374 { 54000000, 3, 53, 3, 1024, 0, 17, 0 },
1375 { 108000000, 3, 53, 2, 1024, 0, 17, 0 },
1378 static unsigned long exynos4_vpll_get_rate(struct clk *clk)
1383 static int exynos4_vpll_set_rate(struct clk *clk, unsigned long rate)
1385 unsigned int vpll_con0, vpll_con1 = 0;
1388 /* Return if nothing changed */
1389 if (clk->rate == rate)
1392 vpll_con0 = __raw_readl(EXYNOS4_VPLL_CON0);
1393 vpll_con0 &= ~(0x1 << 27 | \
1394 PLL90XX_MDIV_MASK << PLL46XX_MDIV_SHIFT | \
1395 PLL90XX_PDIV_MASK << PLL46XX_PDIV_SHIFT | \
1396 PLL90XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
1398 vpll_con1 = __raw_readl(EXYNOS4_VPLL_CON1);
1399 vpll_con1 &= ~(PLL46XX_MRR_MASK << PLL46XX_MRR_SHIFT | \
1400 PLL46XX_MFR_MASK << PLL46XX_MFR_SHIFT | \
1401 PLL4650C_KDIV_MASK << PLL46XX_KDIV_SHIFT);
1403 for (i = 0; i < ARRAY_SIZE(exynos4_vpll_div); i++) {
1404 if (exynos4_vpll_div[i][0] == rate) {
1405 vpll_con0 |= exynos4_vpll_div[i][1] << PLL46XX_PDIV_SHIFT;
1406 vpll_con0 |= exynos4_vpll_div[i][2] << PLL46XX_MDIV_SHIFT;
1407 vpll_con0 |= exynos4_vpll_div[i][3] << PLL46XX_SDIV_SHIFT;
1408 vpll_con1 |= exynos4_vpll_div[i][4] << PLL46XX_KDIV_SHIFT;
1409 vpll_con1 |= exynos4_vpll_div[i][5] << PLL46XX_MFR_SHIFT;
1410 vpll_con1 |= exynos4_vpll_div[i][6] << PLL46XX_MRR_SHIFT;
1411 vpll_con0 |= exynos4_vpll_div[i][7] << 27;
1416 if (i == ARRAY_SIZE(exynos4_vpll_div)) {
1417 printk(KERN_ERR "%s: Invalid Clock VPLL Frequency\n",
1422 __raw_writel(vpll_con0, EXYNOS4_VPLL_CON0);
1423 __raw_writel(vpll_con1, EXYNOS4_VPLL_CON1);
1425 /* Wait for VPLL lock */
1426 while (!(__raw_readl(EXYNOS4_VPLL_CON0) & (1 << PLL46XX_LOCKED_SHIFT)))
1433 static struct clk_ops exynos4_vpll_ops = {
1434 .get_rate = exynos4_vpll_get_rate,
1435 .set_rate = exynos4_vpll_set_rate,
1438 void __init_or_cpufreq exynos4_setup_clocks(void)
1440 struct clk *xtal_clk;
1441 unsigned long apll = 0;
1442 unsigned long mpll = 0;
1443 unsigned long epll = 0;
1444 unsigned long vpll = 0;
1445 unsigned long vpllsrc;
1447 unsigned long armclk;
1448 unsigned long sclk_dmc;
1449 unsigned long aclk_200;
1450 unsigned long aclk_100;
1451 unsigned long aclk_160;
1452 unsigned long aclk_133;
1455 printk(KERN_DEBUG "%s: registering clocks\n", __func__);
1457 xtal_clk = clk_get(NULL, "xtal");
1458 BUG_ON(IS_ERR(xtal_clk));
1460 xtal = clk_get_rate(xtal_clk);
1466 printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
1468 if (soc_is_exynos4210()) {
1469 apll = s5p_get_pll45xx(xtal, __raw_readl(EXYNOS4_APLL_CON0),
1471 mpll = s5p_get_pll45xx(xtal, __raw_readl(EXYNOS4_MPLL_CON0),
1473 epll = s5p_get_pll46xx(xtal, __raw_readl(EXYNOS4_EPLL_CON0),
1474 __raw_readl(EXYNOS4_EPLL_CON1), pll_4600);
1476 vpllsrc = clk_get_rate(&exynos4_clk_vpllsrc.clk);
1477 vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(EXYNOS4_VPLL_CON0),
1478 __raw_readl(EXYNOS4_VPLL_CON1), pll_4650c);
1479 } else if (soc_is_exynos4212() || soc_is_exynos4412()) {
1480 apll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS4_APLL_CON0));
1481 mpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS4_MPLL_CON0));
1482 epll = s5p_get_pll36xx(xtal, __raw_readl(EXYNOS4_EPLL_CON0),
1483 __raw_readl(EXYNOS4_EPLL_CON1));
1485 vpllsrc = clk_get_rate(&exynos4_clk_vpllsrc.clk);
1486 vpll = s5p_get_pll36xx(vpllsrc, __raw_readl(EXYNOS4_VPLL_CON0),
1487 __raw_readl(EXYNOS4_VPLL_CON1));
1492 clk_fout_apll.ops = &exynos4_fout_apll_ops;
1493 clk_fout_mpll.rate = mpll;
1494 clk_fout_epll.rate = epll;
1495 clk_fout_vpll.ops = &exynos4_vpll_ops;
1496 clk_fout_vpll.rate = vpll;
1498 printk(KERN_INFO "EXYNOS4: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
1499 apll, mpll, epll, vpll);
1501 armclk = clk_get_rate(&exynos4_clk_armclk.clk);
1502 sclk_dmc = clk_get_rate(&exynos4_clk_sclk_dmc.clk);
1504 aclk_200 = clk_get_rate(&exynos4_clk_aclk_200.clk);
1505 aclk_100 = clk_get_rate(&exynos4_clk_aclk_100.clk);
1506 aclk_160 = clk_get_rate(&exynos4_clk_aclk_160.clk);
1507 aclk_133 = clk_get_rate(&exynos4_clk_aclk_133.clk);
1509 printk(KERN_INFO "EXYNOS4: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n"
1510 "ACLK100=%ld, ACLK160=%ld, ACLK133=%ld\n",
1511 armclk, sclk_dmc, aclk_200,
1512 aclk_100, aclk_160, aclk_133);
1514 clk_f.rate = armclk;
1515 clk_h.rate = sclk_dmc;
1516 clk_p.rate = aclk_100;
1518 for (ptr = 0; ptr < ARRAY_SIZE(exynos4_clksrcs); ptr++)
1519 s3c_set_clksrc(&exynos4_clksrcs[ptr], true);
1522 static struct clk *exynos4_clks[] __initdata = {
1523 &exynos4_clk_sclk_hdmi27m,
1524 &exynos4_clk_sclk_hdmiphy,
1525 &exynos4_clk_sclk_usbphy0,
1526 &exynos4_clk_sclk_usbphy1,
1529 #ifdef CONFIG_PM_SLEEP
1530 static int exynos4_clock_suspend(void)
1532 s3c_pm_do_save(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save));
1536 static void exynos4_clock_resume(void)
1538 s3c_pm_do_restore_core(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save));
1542 #define exynos4_clock_suspend NULL
1543 #define exynos4_clock_resume NULL
1546 static struct syscore_ops exynos4_clock_syscore_ops = {
1547 .suspend = exynos4_clock_suspend,
1548 .resume = exynos4_clock_resume,
1551 void __init exynos4_register_clocks(void)
1555 s3c24xx_register_clocks(exynos4_clks, ARRAY_SIZE(exynos4_clks));
1557 for (ptr = 0; ptr < ARRAY_SIZE(exynos4_sysclks); ptr++)
1558 s3c_register_clksrc(exynos4_sysclks[ptr], 1);
1560 for (ptr = 0; ptr < ARRAY_SIZE(exynos4_sclk_tv); ptr++)
1561 s3c_register_clksrc(exynos4_sclk_tv[ptr], 1);
1563 for (ptr = 0; ptr < ARRAY_SIZE(exynos4_clksrc_cdev); ptr++)
1564 s3c_register_clksrc(exynos4_clksrc_cdev[ptr], 1);
1566 s3c_register_clksrc(exynos4_clksrcs, ARRAY_SIZE(exynos4_clksrcs));
1567 s3c_register_clocks(exynos4_init_clocks_on, ARRAY_SIZE(exynos4_init_clocks_on));
1569 s3c24xx_register_clocks(exynos4_clk_cdev, ARRAY_SIZE(exynos4_clk_cdev));
1570 for (ptr = 0; ptr < ARRAY_SIZE(exynos4_clk_cdev); ptr++)
1571 s3c_disable_clocks(exynos4_clk_cdev[ptr], 1);
1573 s3c_register_clocks(exynos4_init_clocks_off, ARRAY_SIZE(exynos4_init_clocks_off));
1574 s3c_disable_clocks(exynos4_init_clocks_off, ARRAY_SIZE(exynos4_init_clocks_off));
1575 clkdev_add_table(exynos4_clk_lookup, ARRAY_SIZE(exynos4_clk_lookup));
1577 register_syscore_ops(&exynos4_clock_syscore_ops);
1578 s3c24xx_register_clock(&dummy_apb_pclk);