2 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
3 * http://www.samsung.com
5 * Clock support for EXYNOS5 SoCs
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>
31 #ifdef CONFIG_PM_SLEEP
32 static struct sleep_save exynos5_clock_save[] = {
33 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_TOP),
34 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_GSCL),
35 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_DISP1_0),
36 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_FSYS),
37 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_MAUDIO),
38 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_PERIC0),
39 SAVE_ITEM(EXYNOS5_CLKSRC_MASK_PERIC1),
40 SAVE_ITEM(EXYNOS5_CLKGATE_IP_GSCL),
41 SAVE_ITEM(EXYNOS5_CLKGATE_IP_DISP1),
42 SAVE_ITEM(EXYNOS5_CLKGATE_IP_MFC),
43 SAVE_ITEM(EXYNOS5_CLKGATE_IP_G3D),
44 SAVE_ITEM(EXYNOS5_CLKGATE_IP_GEN),
45 SAVE_ITEM(EXYNOS5_CLKGATE_IP_FSYS),
46 SAVE_ITEM(EXYNOS5_CLKGATE_IP_PERIC),
47 SAVE_ITEM(EXYNOS5_CLKGATE_IP_PERIS),
48 SAVE_ITEM(EXYNOS5_CLKGATE_BLOCK),
49 SAVE_ITEM(EXYNOS5_CLKDIV_TOP0),
50 SAVE_ITEM(EXYNOS5_CLKDIV_TOP1),
51 SAVE_ITEM(EXYNOS5_CLKDIV_GSCL),
52 SAVE_ITEM(EXYNOS5_CLKDIV_DISP1_0),
53 SAVE_ITEM(EXYNOS5_CLKDIV_GEN),
54 SAVE_ITEM(EXYNOS5_CLKDIV_MAUDIO),
55 SAVE_ITEM(EXYNOS5_CLKDIV_FSYS0),
56 SAVE_ITEM(EXYNOS5_CLKDIV_FSYS1),
57 SAVE_ITEM(EXYNOS5_CLKDIV_FSYS2),
58 SAVE_ITEM(EXYNOS5_CLKDIV_FSYS3),
59 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC0),
60 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC1),
61 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC2),
62 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC3),
63 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC4),
64 SAVE_ITEM(EXYNOS5_CLKDIV_PERIC5),
65 SAVE_ITEM(EXYNOS5_SCLK_DIV_ISP),
66 SAVE_ITEM(EXYNOS5_CLKSRC_TOP0),
67 SAVE_ITEM(EXYNOS5_CLKSRC_TOP1),
68 SAVE_ITEM(EXYNOS5_CLKSRC_TOP2),
69 SAVE_ITEM(EXYNOS5_CLKSRC_TOP3),
70 SAVE_ITEM(EXYNOS5_CLKSRC_GSCL),
71 SAVE_ITEM(EXYNOS5_CLKSRC_DISP1_0),
72 SAVE_ITEM(EXYNOS5_CLKSRC_MAUDIO),
73 SAVE_ITEM(EXYNOS5_CLKSRC_FSYS),
74 SAVE_ITEM(EXYNOS5_CLKSRC_PERIC0),
75 SAVE_ITEM(EXYNOS5_CLKSRC_PERIC1),
76 SAVE_ITEM(EXYNOS5_SCLK_SRC_ISP),
77 SAVE_ITEM(EXYNOS5_EPLL_CON0),
78 SAVE_ITEM(EXYNOS5_EPLL_CON1),
79 SAVE_ITEM(EXYNOS5_EPLL_CON2),
80 SAVE_ITEM(EXYNOS5_VPLL_CON0),
81 SAVE_ITEM(EXYNOS5_VPLL_CON1),
82 SAVE_ITEM(EXYNOS5_VPLL_CON2),
86 static struct clk exynos5_clk_sclk_dptxphy = {
90 static struct clk exynos5_clk_sclk_hdmi24m = {
91 .name = "sclk_hdmi24m",
95 static struct clk exynos5_clk_sclk_hdmi27m = {
96 .name = "sclk_hdmi27m",
100 static struct clk exynos5_clk_sclk_hdmiphy = {
101 .name = "sclk_hdmiphy",
104 static struct clk exynos5_clk_sclk_usbphy = {
105 .name = "sclk_usbphy",
109 static int exynos5_clksrc_mask_top_ctrl(struct clk *clk, int enable)
111 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_TOP, clk, enable);
114 static int exynos5_clksrc_mask_disp1_0_ctrl(struct clk *clk, int enable)
116 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_DISP1_0, clk, enable);
119 static int exynos5_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
121 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_FSYS, clk, enable);
124 static int exynos5_clksrc_mask_gscl_ctrl(struct clk *clk, int enable)
126 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_GSCL, clk, enable);
129 static int exynos5_clksrc_mask_peric0_ctrl(struct clk *clk, int enable)
131 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_PERIC0, clk, enable);
134 static int exynos5_clksrc_mask_peric1_ctrl(struct clk *clk, int enable)
136 return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_PERIC1, clk, enable);
139 static int exynos5_clk_ip_acp_ctrl(struct clk *clk, int enable)
141 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ACP, clk, enable);
144 static int exynos5_clk_ip_core_ctrl(struct clk *clk, int enable)
146 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_CORE, clk, enable);
149 static int exynos5_clk_ip_disp1_ctrl(struct clk *clk, int enable)
151 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_DISP1, clk, enable);
154 static int exynos5_clk_ip_fsys_ctrl(struct clk *clk, int enable)
156 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_FSYS, clk, enable);
159 static int exynos5_clk_block_ctrl(struct clk *clk, int enable)
161 return s5p_gatectrl(EXYNOS5_CLKGATE_BLOCK, clk, enable);
164 static int exynos5_clk_ip_gen_ctrl(struct clk *clk, int enable)
166 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GEN, clk, enable);
169 static int exynos5_clk_ip_gps_ctrl(struct clk *clk, int enable)
171 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GPS, clk, enable);
174 static int exynos5_clk_ip_mfc_ctrl(struct clk *clk, int enable)
176 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_MFC, clk, enable);
179 static int exynos5_clk_ip_peric_ctrl(struct clk *clk, int enable)
181 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_PERIC, clk, enable);
184 static int exynos5_clk_ip_peris_ctrl(struct clk *clk, int enable)
186 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_PERIS, clk, enable);
189 static int exynos5_clk_ip_gscl_ctrl(struct clk *clk, int enable)
191 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GSCL, clk, enable);
194 static int exynos5_clk_ip_isp0_ctrl(struct clk *clk, int enable)
196 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP0, clk, enable);
199 static int exynos5_clk_ip_isp1_ctrl(struct clk *clk, int enable)
201 return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP1, clk, enable);
204 /* Core list of CMU_CPU side */
206 static struct clksrc_clk exynos5_clk_mout_apll = {
210 .sources = &clk_src_apll,
211 .reg_src = { .reg = EXYNOS5_CLKSRC_CPU, .shift = 0, .size = 1 },
214 static struct clksrc_clk exynos5_clk_sclk_apll = {
217 .parent = &exynos5_clk_mout_apll.clk,
219 .reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 24, .size = 3 },
222 static struct clksrc_clk exynos5_clk_mout_bpll_fout = {
224 .name = "mout_bpll_fout",
226 .sources = &clk_src_bpll_fout,
227 .reg_src = { .reg = EXYNOS5_PLL_DIV2_SEL, .shift = 0, .size = 1 },
230 static struct clk *exynos5_clk_src_bpll_list[] = {
232 [1] = &exynos5_clk_mout_bpll_fout.clk,
235 static struct clksrc_sources exynos5_clk_src_bpll = {
236 .sources = exynos5_clk_src_bpll_list,
237 .nr_sources = ARRAY_SIZE(exynos5_clk_src_bpll_list),
240 static struct clksrc_clk exynos5_clk_mout_bpll = {
244 .sources = &exynos5_clk_src_bpll,
245 .reg_src = { .reg = EXYNOS5_CLKSRC_CDREX, .shift = 0, .size = 1 },
248 static struct clk *exynos5_clk_src_bpll_user_list[] = {
250 [1] = &exynos5_clk_mout_bpll.clk,
253 static struct clksrc_sources exynos5_clk_src_bpll_user = {
254 .sources = exynos5_clk_src_bpll_user_list,
255 .nr_sources = ARRAY_SIZE(exynos5_clk_src_bpll_user_list),
258 static struct clksrc_clk exynos5_clk_mout_bpll_user = {
260 .name = "mout_bpll_user",
262 .sources = &exynos5_clk_src_bpll_user,
263 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 24, .size = 1 },
266 static struct clksrc_clk exynos5_clk_mout_cpll = {
270 .sources = &clk_src_cpll,
271 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 8, .size = 1 },
274 static struct clksrc_clk exynos5_clk_mout_epll = {
278 .sources = &clk_src_epll,
279 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 12, .size = 1 },
282 static struct clksrc_clk exynos5_clk_mout_mpll_fout = {
284 .name = "mout_mpll_fout",
286 .sources = &clk_src_mpll_fout,
287 .reg_src = { .reg = EXYNOS5_PLL_DIV2_SEL, .shift = 4, .size = 1 },
290 static struct clk *exynos5_clk_src_mpll_list[] = {
292 [1] = &exynos5_clk_mout_mpll_fout.clk,
295 static struct clksrc_sources exynos5_clk_src_mpll = {
296 .sources = exynos5_clk_src_mpll_list,
297 .nr_sources = ARRAY_SIZE(exynos5_clk_src_mpll_list),
300 struct clksrc_clk exynos5_clk_mout_mpll = {
304 .sources = &exynos5_clk_src_mpll,
305 .reg_src = { .reg = EXYNOS5_CLKSRC_CORE1, .shift = 8, .size = 1 },
308 static struct clk *exynos_clkset_vpllsrc_list[] = {
310 [1] = &exynos5_clk_sclk_hdmi27m,
313 static struct clksrc_sources exynos5_clkset_vpllsrc = {
314 .sources = exynos_clkset_vpllsrc_list,
315 .nr_sources = ARRAY_SIZE(exynos_clkset_vpllsrc_list),
318 static struct clksrc_clk exynos5_clk_vpllsrc = {
321 .enable = exynos5_clksrc_mask_top_ctrl,
324 .sources = &exynos5_clkset_vpllsrc,
325 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 0, .size = 1 },
328 static struct clk *exynos5_clkset_sclk_vpll_list[] = {
329 [0] = &exynos5_clk_vpllsrc.clk,
330 [1] = &clk_fout_vpll,
333 static struct clksrc_sources exynos5_clkset_sclk_vpll = {
334 .sources = exynos5_clkset_sclk_vpll_list,
335 .nr_sources = ARRAY_SIZE(exynos5_clkset_sclk_vpll_list),
338 static struct clksrc_clk exynos5_clk_sclk_vpll = {
342 .sources = &exynos5_clkset_sclk_vpll,
343 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 16, .size = 1 },
346 static struct clksrc_clk exynos5_clk_sclk_pixel = {
348 .name = "sclk_pixel",
349 .parent = &exynos5_clk_sclk_vpll.clk,
351 .reg_div = { .reg = EXYNOS5_CLKDIV_DISP1_0, .shift = 28, .size = 4 },
354 static struct clk *exynos5_clkset_sclk_hdmi_list[] = {
355 [0] = &exynos5_clk_sclk_pixel.clk,
356 [1] = &exynos5_clk_sclk_hdmiphy,
359 static struct clksrc_sources exynos5_clkset_sclk_hdmi = {
360 .sources = exynos5_clkset_sclk_hdmi_list,
361 .nr_sources = ARRAY_SIZE(exynos5_clkset_sclk_hdmi_list),
364 static struct clksrc_clk exynos5_clk_sclk_hdmi = {
367 .enable = exynos5_clksrc_mask_disp1_0_ctrl,
368 .ctrlbit = (1 << 20),
370 .sources = &exynos5_clkset_sclk_hdmi,
371 .reg_src = { .reg = EXYNOS5_CLKSRC_DISP1_0, .shift = 20, .size = 1 },
374 static struct clksrc_clk *exynos5_sclk_tv[] = {
375 &exynos5_clk_sclk_pixel,
376 &exynos5_clk_sclk_hdmi,
379 static struct clk *exynos5_clk_src_mpll_user_list[] = {
381 [1] = &exynos5_clk_mout_mpll.clk,
384 static struct clksrc_sources exynos5_clk_src_mpll_user = {
385 .sources = exynos5_clk_src_mpll_user_list,
386 .nr_sources = ARRAY_SIZE(exynos5_clk_src_mpll_user_list),
389 static struct clksrc_clk exynos5_clk_mout_mpll_user = {
391 .name = "mout_mpll_user",
393 .sources = &exynos5_clk_src_mpll_user,
394 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 20, .size = 1 },
397 static struct clk *exynos5_clkset_mout_cpu_list[] = {
398 [0] = &exynos5_clk_mout_apll.clk,
399 [1] = &exynos5_clk_mout_mpll.clk,
402 static struct clksrc_sources exynos5_clkset_mout_cpu = {
403 .sources = exynos5_clkset_mout_cpu_list,
404 .nr_sources = ARRAY_SIZE(exynos5_clkset_mout_cpu_list),
407 static struct clksrc_clk exynos5_clk_mout_cpu = {
411 .sources = &exynos5_clkset_mout_cpu,
412 .reg_src = { .reg = EXYNOS5_CLKSRC_CPU, .shift = 16, .size = 1 },
415 static struct clksrc_clk exynos5_clk_dout_armclk = {
417 .name = "dout_armclk",
418 .parent = &exynos5_clk_mout_cpu.clk,
420 .reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 0, .size = 3 },
423 static struct clksrc_clk exynos5_clk_dout_arm2clk = {
425 .name = "dout_arm2clk",
426 .parent = &exynos5_clk_dout_armclk.clk,
428 .reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 28, .size = 3 },
431 static struct clk exynos5_clk_armclk = {
433 .parent = &exynos5_clk_dout_arm2clk.clk,
436 /* Core list of CMU_CDREX side */
438 static struct clk *exynos5_clkset_cdrex_list[] = {
439 [0] = &exynos5_clk_mout_mpll.clk,
440 [1] = &exynos5_clk_mout_bpll.clk,
443 static struct clksrc_sources exynos5_clkset_cdrex = {
444 .sources = exynos5_clkset_cdrex_list,
445 .nr_sources = ARRAY_SIZE(exynos5_clkset_cdrex_list),
448 static struct clksrc_clk exynos5_clk_cdrex = {
452 .sources = &exynos5_clkset_cdrex,
453 .reg_src = { .reg = EXYNOS5_CLKSRC_CDREX, .shift = 4, .size = 1 },
454 .reg_div = { .reg = EXYNOS5_CLKDIV_CDREX, .shift = 16, .size = 3 },
457 static struct clksrc_clk exynos5_clk_aclk_acp = {
460 .parent = &exynos5_clk_mout_mpll.clk,
462 .reg_div = { .reg = EXYNOS5_CLKDIV_ACP, .shift = 0, .size = 3 },
465 static struct clksrc_clk exynos5_clk_pclk_acp = {
468 .parent = &exynos5_clk_aclk_acp.clk,
470 .reg_div = { .reg = EXYNOS5_CLKDIV_ACP, .shift = 4, .size = 3 },
473 /* Core list of CMU_TOP side */
475 struct clk *exynos5_clkset_aclk_top_list[] = {
476 [0] = &exynos5_clk_mout_mpll_user.clk,
477 [1] = &exynos5_clk_mout_bpll_user.clk,
480 struct clksrc_sources exynos5_clkset_aclk = {
481 .sources = exynos5_clkset_aclk_top_list,
482 .nr_sources = ARRAY_SIZE(exynos5_clkset_aclk_top_list),
485 static struct clksrc_clk exynos5_clk_aclk_400 = {
489 .sources = &exynos5_clkset_aclk,
490 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 20, .size = 1 },
491 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 24, .size = 3 },
494 struct clk *exynos5_clkset_aclk_333_166_list[] = {
495 [0] = &exynos5_clk_mout_cpll.clk,
496 [1] = &exynos5_clk_mout_mpll_user.clk,
499 struct clksrc_sources exynos5_clkset_aclk_333_166 = {
500 .sources = exynos5_clkset_aclk_333_166_list,
501 .nr_sources = ARRAY_SIZE(exynos5_clkset_aclk_333_166_list),
504 static struct clksrc_clk exynos5_clk_aclk_333 = {
508 .sources = &exynos5_clkset_aclk_333_166,
509 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 16, .size = 1 },
510 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 20, .size = 3 },
513 static struct clksrc_clk exynos5_clk_aclk_166 = {
517 .sources = &exynos5_clkset_aclk_333_166,
518 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 8, .size = 1 },
519 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 8, .size = 3 },
522 static struct clksrc_clk exynos5_clk_aclk_266 = {
525 .parent = &exynos5_clk_mout_mpll_user.clk,
527 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 16, .size = 3 },
530 static struct clksrc_clk exynos5_clk_aclk_200 = {
534 .sources = &exynos5_clkset_aclk,
535 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 12, .size = 1 },
536 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 12, .size = 3 },
539 static struct clksrc_clk exynos5_clk_aclk_66_pre = {
541 .name = "aclk_66_pre",
542 .parent = &exynos5_clk_mout_mpll_user.clk,
544 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP1, .shift = 24, .size = 3 },
547 static struct clksrc_clk exynos5_clk_aclk_66 = {
550 .parent = &exynos5_clk_aclk_66_pre.clk,
552 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 0, .size = 3 },
555 static struct clk exynos5_init_clocks_off[] = {
558 .parent = &exynos5_clk_aclk_66.clk,
559 .enable = exynos5_clk_ip_peric_ctrl,
560 .ctrlbit = (1 << 24),
563 .parent = &exynos5_clk_aclk_66.clk,
564 .enable = exynos5_clk_ip_peris_ctrl,
565 .ctrlbit = (1 << 20),
568 .parent = &exynos5_clk_aclk_66.clk,
569 .enable = exynos5_clk_ip_peris_ctrl,
570 .ctrlbit = (1 << 19),
572 .name = "biu", /* bus interface unit clock */
573 .devname = "dw_mmc.0",
574 .parent = &exynos5_clk_aclk_200.clk,
575 .enable = exynos5_clk_ip_fsys_ctrl,
576 .ctrlbit = (1 << 12),
579 .devname = "dw_mmc.1",
580 .parent = &exynos5_clk_aclk_200.clk,
581 .enable = exynos5_clk_ip_fsys_ctrl,
582 .ctrlbit = (1 << 13),
585 .devname = "dw_mmc.2",
586 .parent = &exynos5_clk_aclk_200.clk,
587 .enable = exynos5_clk_ip_fsys_ctrl,
588 .ctrlbit = (1 << 14),
591 .devname = "dw_mmc.3",
592 .parent = &exynos5_clk_aclk_200.clk,
593 .enable = exynos5_clk_ip_fsys_ctrl,
594 .ctrlbit = (1 << 15),
598 .enable = exynos5_clk_ip_fsys_ctrl,
602 .enable = exynos5_clk_ip_fsys_ctrl,
603 .ctrlbit = (1 << 24),
605 .name = "sata_phy_i2c",
606 .enable = exynos5_clk_ip_fsys_ctrl,
607 .ctrlbit = (1 << 25),
610 .devname = "s5p-mfc",
611 .enable = exynos5_clk_ip_mfc_ctrl,
615 .devname = "exynos4-hdmi",
616 .enable = exynos5_clk_ip_disp1_ctrl,
620 .devname = "s5p-mixer",
621 .enable = exynos5_clk_ip_disp1_ctrl,
625 .enable = exynos5_clk_ip_gen_ctrl,
629 .enable = exynos5_clk_ip_disp1_ctrl,
633 .devname = "samsung-i2s.1",
634 .enable = exynos5_clk_ip_peric_ctrl,
635 .ctrlbit = (1 << 20),
638 .devname = "samsung-i2s.2",
639 .enable = exynos5_clk_ip_peric_ctrl,
640 .ctrlbit = (1 << 21),
643 .devname = "samsung-pcm.1",
644 .enable = exynos5_clk_ip_peric_ctrl,
645 .ctrlbit = (1 << 22),
648 .devname = "samsung-pcm.2",
649 .enable = exynos5_clk_ip_peric_ctrl,
650 .ctrlbit = (1 << 23),
653 .devname = "samsung-spdif",
654 .enable = exynos5_clk_ip_peric_ctrl,
655 .ctrlbit = (1 << 26),
658 .devname = "samsung-ac97",
659 .enable = exynos5_clk_ip_peric_ctrl,
660 .ctrlbit = (1 << 27),
663 .enable = exynos5_clk_ip_fsys_ctrl ,
664 .ctrlbit = (1 << 18),
667 .enable = exynos5_clk_ip_fsys_ctrl,
671 .enable = exynos5_clk_ip_gps_ctrl,
672 .ctrlbit = ((1 << 3) | (1 << 2) | (1 << 0)),
675 .enable = exynos5_clk_ip_fsys_ctrl,
676 .ctrlbit = (1 << 22),
679 .enable = exynos5_clk_ip_fsys_ctrl,
680 .ctrlbit = ((1 << 30) | (1 << 26) | (1 << 23)),
683 .enable = exynos5_clk_ip_core_ctrl,
684 .ctrlbit = ((1 << 21) | (1 << 3)),
687 .enable = exynos5_clk_ip_fsys_ctrl,
691 .devname = "s3c2440-i2c.0",
692 .parent = &exynos5_clk_aclk_66.clk,
693 .enable = exynos5_clk_ip_peric_ctrl,
697 .devname = "s3c2440-i2c.1",
698 .parent = &exynos5_clk_aclk_66.clk,
699 .enable = exynos5_clk_ip_peric_ctrl,
703 .devname = "s3c2440-i2c.2",
704 .parent = &exynos5_clk_aclk_66.clk,
705 .enable = exynos5_clk_ip_peric_ctrl,
709 .devname = "s3c2440-i2c.3",
710 .parent = &exynos5_clk_aclk_66.clk,
711 .enable = exynos5_clk_ip_peric_ctrl,
715 .devname = "s3c2440-i2c.4",
716 .parent = &exynos5_clk_aclk_66.clk,
717 .enable = exynos5_clk_ip_peric_ctrl,
718 .ctrlbit = (1 << 10),
721 .devname = "s3c2440-i2c.5",
722 .parent = &exynos5_clk_aclk_66.clk,
723 .enable = exynos5_clk_ip_peric_ctrl,
724 .ctrlbit = (1 << 11),
727 .devname = "s3c2440-i2c.6",
728 .parent = &exynos5_clk_aclk_66.clk,
729 .enable = exynos5_clk_ip_peric_ctrl,
730 .ctrlbit = (1 << 12),
733 .devname = "s3c2440-i2c.7",
734 .parent = &exynos5_clk_aclk_66.clk,
735 .enable = exynos5_clk_ip_peric_ctrl,
736 .ctrlbit = (1 << 13),
739 .devname = "s3c2440-hdmiphy-i2c",
740 .parent = &exynos5_clk_aclk_66.clk,
741 .enable = exynos5_clk_ip_peric_ctrl,
742 .ctrlbit = (1 << 14),
745 .devname = "exynos4210-spi.0",
746 .parent = &exynos5_clk_aclk_66.clk,
747 .enable = exynos5_clk_ip_peric_ctrl,
748 .ctrlbit = (1 << 16),
751 .devname = "exynos4210-spi.1",
752 .parent = &exynos5_clk_aclk_66.clk,
753 .enable = exynos5_clk_ip_peric_ctrl,
754 .ctrlbit = (1 << 17),
757 .devname = "exynos4210-spi.2",
758 .parent = &exynos5_clk_aclk_66.clk,
759 .enable = exynos5_clk_ip_peric_ctrl,
760 .ctrlbit = (1 << 18),
762 .name = SYSMMU_CLOCK_NAME,
763 .devname = SYSMMU_CLOCK_DEVNAME(mfc_l, 0),
764 .enable = &exynos5_clk_ip_mfc_ctrl,
767 .name = SYSMMU_CLOCK_NAME,
768 .devname = SYSMMU_CLOCK_DEVNAME(mfc_r, 1),
769 .enable = &exynos5_clk_ip_mfc_ctrl,
772 .name = SYSMMU_CLOCK_NAME,
773 .devname = SYSMMU_CLOCK_DEVNAME(tv, 2),
774 .enable = &exynos5_clk_ip_disp1_ctrl,
777 .name = SYSMMU_CLOCK_NAME,
778 .devname = SYSMMU_CLOCK_DEVNAME(jpeg, 3),
779 .enable = &exynos5_clk_ip_gen_ctrl,
782 .name = SYSMMU_CLOCK_NAME,
783 .devname = SYSMMU_CLOCK_DEVNAME(rot, 4),
784 .enable = &exynos5_clk_ip_gen_ctrl,
787 .name = SYSMMU_CLOCK_NAME,
788 .devname = SYSMMU_CLOCK_DEVNAME(gsc0, 5),
789 .enable = &exynos5_clk_ip_gscl_ctrl,
792 .name = SYSMMU_CLOCK_NAME,
793 .devname = SYSMMU_CLOCK_DEVNAME(gsc1, 6),
794 .enable = &exynos5_clk_ip_gscl_ctrl,
797 .name = SYSMMU_CLOCK_NAME,
798 .devname = SYSMMU_CLOCK_DEVNAME(gsc2, 7),
799 .enable = &exynos5_clk_ip_gscl_ctrl,
802 .name = SYSMMU_CLOCK_NAME,
803 .devname = SYSMMU_CLOCK_DEVNAME(gsc3, 8),
804 .enable = &exynos5_clk_ip_gscl_ctrl,
805 .ctrlbit = (1 << 10),
807 .name = SYSMMU_CLOCK_NAME,
808 .devname = SYSMMU_CLOCK_DEVNAME(isp, 9),
809 .enable = &exynos5_clk_ip_isp0_ctrl,
810 .ctrlbit = (0x3F << 8),
812 .name = SYSMMU_CLOCK_NAME2,
813 .devname = SYSMMU_CLOCK_DEVNAME(isp, 9),
814 .enable = &exynos5_clk_ip_isp1_ctrl,
815 .ctrlbit = (0xF << 4),
817 .name = SYSMMU_CLOCK_NAME,
818 .devname = SYSMMU_CLOCK_DEVNAME(camif0, 12),
819 .enable = &exynos5_clk_ip_gscl_ctrl,
820 .ctrlbit = (1 << 11),
822 .name = SYSMMU_CLOCK_NAME,
823 .devname = SYSMMU_CLOCK_DEVNAME(camif1, 13),
824 .enable = &exynos5_clk_ip_gscl_ctrl,
825 .ctrlbit = (1 << 12),
827 .name = SYSMMU_CLOCK_NAME,
828 .devname = SYSMMU_CLOCK_DEVNAME(2d, 14),
829 .enable = &exynos5_clk_ip_acp_ctrl,
834 static struct clk exynos5_init_clocks_on[] = {
837 .devname = "s5pv210-uart.0",
838 .enable = exynos5_clk_ip_peric_ctrl,
842 .devname = "s5pv210-uart.1",
843 .enable = exynos5_clk_ip_peric_ctrl,
847 .devname = "s5pv210-uart.2",
848 .enable = exynos5_clk_ip_peric_ctrl,
852 .devname = "s5pv210-uart.3",
853 .enable = exynos5_clk_ip_peric_ctrl,
857 .devname = "s5pv210-uart.4",
858 .enable = exynos5_clk_ip_peric_ctrl,
862 .devname = "s5pv210-uart.5",
863 .enable = exynos5_clk_ip_peric_ctrl,
868 static struct clk exynos5_clk_pdma0 = {
870 .devname = "dma-pl330.0",
871 .enable = exynos5_clk_ip_fsys_ctrl,
875 static struct clk exynos5_clk_pdma1 = {
877 .devname = "dma-pl330.1",
878 .enable = exynos5_clk_ip_fsys_ctrl,
882 static struct clk exynos5_clk_mdma1 = {
884 .devname = "dma-pl330.2",
885 .enable = exynos5_clk_ip_gen_ctrl,
889 struct clk *exynos5_clkset_group_list[] = {
890 [0] = &clk_ext_xtal_mux,
892 [2] = &exynos5_clk_sclk_hdmi24m,
893 [3] = &exynos5_clk_sclk_dptxphy,
894 [4] = &exynos5_clk_sclk_usbphy,
895 [5] = &exynos5_clk_sclk_hdmiphy,
896 [6] = &exynos5_clk_mout_mpll_user.clk,
897 [7] = &exynos5_clk_mout_epll.clk,
898 [8] = &exynos5_clk_sclk_vpll.clk,
899 [9] = &exynos5_clk_mout_cpll.clk,
902 struct clksrc_sources exynos5_clkset_group = {
903 .sources = exynos5_clkset_group_list,
904 .nr_sources = ARRAY_SIZE(exynos5_clkset_group_list),
907 /* Possible clock sources for aclk_266_gscl_sub Mux */
908 static struct clk *clk_src_gscl_266_list[] = {
909 [0] = &clk_ext_xtal_mux,
910 [1] = &exynos5_clk_aclk_266.clk,
913 static struct clksrc_sources clk_src_gscl_266 = {
914 .sources = clk_src_gscl_266_list,
915 .nr_sources = ARRAY_SIZE(clk_src_gscl_266_list),
918 static struct clksrc_clk exynos5_clk_dout_mmc0 = {
922 .sources = &exynos5_clkset_group,
923 .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 0, .size = 4 },
924 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 0, .size = 4 },
927 static struct clksrc_clk exynos5_clk_dout_mmc1 = {
931 .sources = &exynos5_clkset_group,
932 .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 4, .size = 4 },
933 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 16, .size = 4 },
936 static struct clksrc_clk exynos5_clk_dout_mmc2 = {
940 .sources = &exynos5_clkset_group,
941 .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 8, .size = 4 },
942 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 0, .size = 4 },
945 static struct clksrc_clk exynos5_clk_dout_mmc3 = {
949 .sources = &exynos5_clkset_group,
950 .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 12, .size = 4 },
951 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 16, .size = 4 },
954 static struct clksrc_clk exynos5_clk_dout_mmc4 = {
958 .sources = &exynos5_clkset_group,
959 .reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 16, .size = 4 },
960 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS3, .shift = 0, .size = 4 },
963 static struct clksrc_clk exynos5_clk_sclk_uart0 = {
966 .devname = "exynos4210-uart.0",
967 .enable = exynos5_clksrc_mask_peric0_ctrl,
970 .sources = &exynos5_clkset_group,
971 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 0, .size = 4 },
972 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 0, .size = 4 },
975 static struct clksrc_clk exynos5_clk_sclk_uart1 = {
978 .devname = "exynos4210-uart.1",
979 .enable = exynos5_clksrc_mask_peric0_ctrl,
982 .sources = &exynos5_clkset_group,
983 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 4, .size = 4 },
984 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 4, .size = 4 },
987 static struct clksrc_clk exynos5_clk_sclk_uart2 = {
990 .devname = "exynos4210-uart.2",
991 .enable = exynos5_clksrc_mask_peric0_ctrl,
994 .sources = &exynos5_clkset_group,
995 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 8, .size = 4 },
996 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 8, .size = 4 },
999 static struct clksrc_clk exynos5_clk_sclk_uart3 = {
1002 .devname = "exynos4210-uart.3",
1003 .enable = exynos5_clksrc_mask_peric0_ctrl,
1004 .ctrlbit = (1 << 12),
1006 .sources = &exynos5_clkset_group,
1007 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 12, .size = 4 },
1008 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 12, .size = 4 },
1011 static struct clksrc_clk exynos5_clk_sclk_mmc0 = {
1013 .name = "ciu", /* card interface unit clock */
1014 .devname = "dw_mmc.0",
1015 .parent = &exynos5_clk_dout_mmc0.clk,
1016 .enable = exynos5_clksrc_mask_fsys_ctrl,
1017 .ctrlbit = (1 << 0),
1019 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 8, .size = 8 },
1022 static struct clksrc_clk exynos5_clk_sclk_mmc1 = {
1025 .devname = "dw_mmc.1",
1026 .parent = &exynos5_clk_dout_mmc1.clk,
1027 .enable = exynos5_clksrc_mask_fsys_ctrl,
1028 .ctrlbit = (1 << 4),
1030 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 24, .size = 8 },
1033 static struct clksrc_clk exynos5_clk_sclk_mmc2 = {
1036 .devname = "dw_mmc.2",
1037 .parent = &exynos5_clk_dout_mmc2.clk,
1038 .enable = exynos5_clksrc_mask_fsys_ctrl,
1039 .ctrlbit = (1 << 8),
1041 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 8, .size = 8 },
1044 static struct clksrc_clk exynos5_clk_sclk_mmc3 = {
1047 .devname = "dw_mmc.3",
1048 .parent = &exynos5_clk_dout_mmc3.clk,
1049 .enable = exynos5_clksrc_mask_fsys_ctrl,
1050 .ctrlbit = (1 << 12),
1052 .reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 24, .size = 8 },
1055 static struct clksrc_clk exynos5_clk_mdout_spi0 = {
1057 .name = "mdout_spi",
1058 .devname = "exynos4210-spi.0",
1060 .sources = &exynos5_clkset_group,
1061 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 16, .size = 4 },
1062 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 0, .size = 4 },
1065 static struct clksrc_clk exynos5_clk_mdout_spi1 = {
1067 .name = "mdout_spi",
1068 .devname = "exynos4210-spi.1",
1070 .sources = &exynos5_clkset_group,
1071 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 20, .size = 4 },
1072 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 16, .size = 4 },
1075 static struct clksrc_clk exynos5_clk_mdout_spi2 = {
1077 .name = "mdout_spi",
1078 .devname = "exynos4210-spi.2",
1080 .sources = &exynos5_clkset_group,
1081 .reg_src = { .reg = EXYNOS5_CLKSRC_PERIC1, .shift = 24, .size = 4 },
1082 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC2, .shift = 0, .size = 4 },
1085 static struct clksrc_clk exynos5_clk_sclk_spi0 = {
1088 .devname = "exynos4210-spi.0",
1089 .parent = &exynos5_clk_mdout_spi0.clk,
1090 .enable = exynos5_clksrc_mask_peric1_ctrl,
1091 .ctrlbit = (1 << 16),
1093 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 8, .size = 8 },
1096 static struct clksrc_clk exynos5_clk_sclk_spi1 = {
1099 .devname = "exynos4210-spi.1",
1100 .parent = &exynos5_clk_mdout_spi1.clk,
1101 .enable = exynos5_clksrc_mask_peric1_ctrl,
1102 .ctrlbit = (1 << 20),
1104 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC1, .shift = 24, .size = 8 },
1107 static struct clksrc_clk exynos5_clk_sclk_spi2 = {
1110 .devname = "exynos4210-spi.2",
1111 .parent = &exynos5_clk_mdout_spi2.clk,
1112 .enable = exynos5_clksrc_mask_peric1_ctrl,
1113 .ctrlbit = (1 << 24),
1115 .reg_div = { .reg = EXYNOS5_CLKDIV_PERIC2, .shift = 8, .size = 8 },
1118 static struct clksrc_clk exynos5_clksrcs[] = {
1121 .name = "sclk_fimd",
1122 .devname = "s3cfb.1",
1123 .enable = exynos5_clksrc_mask_disp1_0_ctrl,
1124 .ctrlbit = (1 << 0),
1126 .sources = &exynos5_clkset_group,
1127 .reg_src = { .reg = EXYNOS5_CLKSRC_DISP1_0, .shift = 0, .size = 4 },
1128 .reg_div = { .reg = EXYNOS5_CLKDIV_DISP1_0, .shift = 0, .size = 4 },
1131 .name = "aclk_266_gscl",
1133 .sources = &clk_src_gscl_266,
1134 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP3, .shift = 8, .size = 1 },
1138 .devname = "mali-t604.0",
1139 .enable = exynos5_clk_block_ctrl,
1140 .ctrlbit = (1 << 1),
1142 .sources = &exynos5_clkset_aclk,
1143 .reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 20, .size = 1 },
1144 .reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 24, .size = 3 },
1147 .name = "sclk_gscl_wrap",
1148 .devname = "s5p-mipi-csis.0",
1149 .enable = exynos5_clksrc_mask_gscl_ctrl,
1150 .ctrlbit = (1 << 24),
1152 .sources = &exynos5_clkset_group,
1153 .reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 24, .size = 4 },
1154 .reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 24, .size = 4 },
1157 .name = "sclk_gscl_wrap",
1158 .devname = "s5p-mipi-csis.1",
1159 .enable = exynos5_clksrc_mask_gscl_ctrl,
1160 .ctrlbit = (1 << 28),
1162 .sources = &exynos5_clkset_group,
1163 .reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 28, .size = 4 },
1164 .reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 28, .size = 4 },
1167 .name = "sclk_cam0",
1168 .enable = exynos5_clksrc_mask_gscl_ctrl,
1169 .ctrlbit = (1 << 16),
1171 .sources = &exynos5_clkset_group,
1172 .reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 16, .size = 4 },
1173 .reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 16, .size = 4 },
1176 .name = "sclk_cam1",
1177 .enable = exynos5_clksrc_mask_gscl_ctrl,
1178 .ctrlbit = (1 << 20),
1180 .sources = &exynos5_clkset_group,
1181 .reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 20, .size = 4 },
1182 .reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 20, .size = 4 },
1185 .name = "sclk_jpeg",
1186 .parent = &exynos5_clk_mout_cpll.clk,
1188 .reg_div = { .reg = EXYNOS5_CLKDIV_GEN, .shift = 4, .size = 3 },
1192 /* Clock initialization code */
1193 static struct clksrc_clk *exynos5_sysclks[] = {
1194 &exynos5_clk_mout_apll,
1195 &exynos5_clk_sclk_apll,
1196 &exynos5_clk_mout_bpll,
1197 &exynos5_clk_mout_bpll_fout,
1198 &exynos5_clk_mout_bpll_user,
1199 &exynos5_clk_mout_cpll,
1200 &exynos5_clk_mout_epll,
1201 &exynos5_clk_mout_mpll,
1202 &exynos5_clk_mout_mpll_fout,
1203 &exynos5_clk_mout_mpll_user,
1204 &exynos5_clk_vpllsrc,
1205 &exynos5_clk_sclk_vpll,
1206 &exynos5_clk_mout_cpu,
1207 &exynos5_clk_dout_armclk,
1208 &exynos5_clk_dout_arm2clk,
1210 &exynos5_clk_aclk_400,
1211 &exynos5_clk_aclk_333,
1212 &exynos5_clk_aclk_266,
1213 &exynos5_clk_aclk_200,
1214 &exynos5_clk_aclk_166,
1215 &exynos5_clk_aclk_66_pre,
1216 &exynos5_clk_aclk_66,
1217 &exynos5_clk_dout_mmc0,
1218 &exynos5_clk_dout_mmc1,
1219 &exynos5_clk_dout_mmc2,
1220 &exynos5_clk_dout_mmc3,
1221 &exynos5_clk_dout_mmc4,
1222 &exynos5_clk_aclk_acp,
1223 &exynos5_clk_pclk_acp,
1224 &exynos5_clk_sclk_spi0,
1225 &exynos5_clk_sclk_spi1,
1226 &exynos5_clk_sclk_spi2,
1227 &exynos5_clk_mdout_spi0,
1228 &exynos5_clk_mdout_spi1,
1229 &exynos5_clk_mdout_spi2,
1232 static struct clk *exynos5_clk_cdev[] = {
1238 static struct clksrc_clk *exynos5_clksrc_cdev[] = {
1239 &exynos5_clk_sclk_uart0,
1240 &exynos5_clk_sclk_uart1,
1241 &exynos5_clk_sclk_uart2,
1242 &exynos5_clk_sclk_uart3,
1243 &exynos5_clk_sclk_mmc0,
1244 &exynos5_clk_sclk_mmc1,
1245 &exynos5_clk_sclk_mmc2,
1246 &exynos5_clk_sclk_mmc3,
1249 static struct clk_lookup exynos5_clk_lookup[] = {
1250 CLKDEV_INIT("exynos4210-uart.0", "clk_uart_baud0", &exynos5_clk_sclk_uart0.clk),
1251 CLKDEV_INIT("exynos4210-uart.1", "clk_uart_baud0", &exynos5_clk_sclk_uart1.clk),
1252 CLKDEV_INIT("exynos4210-uart.2", "clk_uart_baud0", &exynos5_clk_sclk_uart2.clk),
1253 CLKDEV_INIT("exynos4210-uart.3", "clk_uart_baud0", &exynos5_clk_sclk_uart3.clk),
1254 CLKDEV_INIT("exynos4-sdhci.0", "mmc_busclk.2", &exynos5_clk_sclk_mmc0.clk),
1255 CLKDEV_INIT("exynos4-sdhci.1", "mmc_busclk.2", &exynos5_clk_sclk_mmc1.clk),
1256 CLKDEV_INIT("exynos4-sdhci.2", "mmc_busclk.2", &exynos5_clk_sclk_mmc2.clk),
1257 CLKDEV_INIT("exynos4-sdhci.3", "mmc_busclk.2", &exynos5_clk_sclk_mmc3.clk),
1258 CLKDEV_INIT("exynos4210-spi.0", "spi_busclk0", &exynos5_clk_sclk_spi0.clk),
1259 CLKDEV_INIT("exynos4210-spi.1", "spi_busclk0", &exynos5_clk_sclk_spi1.clk),
1260 CLKDEV_INIT("exynos4210-spi.2", "spi_busclk0", &exynos5_clk_sclk_spi2.clk),
1261 CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos5_clk_pdma0),
1262 CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos5_clk_pdma1),
1263 CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos5_clk_mdma1),
1266 static unsigned long exynos5_epll_get_rate(struct clk *clk)
1271 static struct clk *exynos5_clks[] __initdata = {
1272 &exynos5_clk_sclk_hdmi27m,
1273 &exynos5_clk_sclk_hdmiphy,
1275 &clk_fout_bpll_div2,
1277 &clk_fout_mpll_div2,
1278 &exynos5_clk_armclk,
1281 static u32 epll_div[][6] = {
1282 { 192000000, 0, 48, 3, 1, 0 },
1283 { 180000000, 0, 45, 3, 1, 0 },
1284 { 73728000, 1, 73, 3, 3, 47710 },
1285 { 67737600, 1, 90, 4, 3, 20762 },
1286 { 49152000, 0, 49, 3, 3, 9961 },
1287 { 45158400, 0, 45, 3, 3, 10381 },
1288 { 180633600, 0, 45, 3, 1, 10381 },
1291 static int exynos5_epll_set_rate(struct clk *clk, unsigned long rate)
1293 unsigned int epll_con, epll_con_k;
1296 unsigned int epll_rate;
1297 unsigned int locktime;
1298 unsigned int lockcnt;
1300 /* Return if nothing changed */
1301 if (clk->rate == rate)
1305 epll_rate = clk_get_rate(clk->parent);
1307 epll_rate = clk_ext_xtal_mux.rate;
1309 if (epll_rate != 24000000) {
1310 pr_err("Invalid Clock : recommended clock is 24MHz.\n");
1314 epll_con = __raw_readl(EXYNOS5_EPLL_CON0);
1315 epll_con &= ~(0x1 << 27 | \
1316 PLL46XX_MDIV_MASK << PLL46XX_MDIV_SHIFT | \
1317 PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT | \
1318 PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
1320 for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
1321 if (epll_div[i][0] == rate) {
1322 epll_con_k = epll_div[i][5] << 0;
1323 epll_con |= epll_div[i][1] << 27;
1324 epll_con |= epll_div[i][2] << PLL46XX_MDIV_SHIFT;
1325 epll_con |= epll_div[i][3] << PLL46XX_PDIV_SHIFT;
1326 epll_con |= epll_div[i][4] << PLL46XX_SDIV_SHIFT;
1331 if (i == ARRAY_SIZE(epll_div)) {
1332 printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n",
1337 epll_rate /= 1000000;
1339 /* 3000 max_cycls : specification data */
1340 locktime = 3000 / epll_rate * epll_div[i][3];
1341 lockcnt = locktime * 10000 / (10000 / epll_rate);
1343 __raw_writel(lockcnt, EXYNOS5_EPLL_LOCK);
1345 __raw_writel(epll_con, EXYNOS5_EPLL_CON0);
1346 __raw_writel(epll_con_k, EXYNOS5_EPLL_CON1);
1349 tmp = __raw_readl(EXYNOS5_EPLL_CON0);
1350 } while (!(tmp & 0x1 << EXYNOS5_EPLLCON0_LOCKED_SHIFT));
1357 static struct clk_ops exynos5_epll_ops = {
1358 .get_rate = exynos5_epll_get_rate,
1359 .set_rate = exynos5_epll_set_rate,
1362 static int xtal_rate;
1364 static unsigned long exynos5_fout_apll_get_rate(struct clk *clk)
1366 return s5p_get_pll35xx(xtal_rate, __raw_readl(EXYNOS5_APLL_CON0));
1369 static struct clk_ops exynos5_fout_apll_ops = {
1370 .get_rate = exynos5_fout_apll_get_rate,
1374 static int exynos5_clock_suspend(void)
1376 s3c_pm_do_save(exynos5_clock_save, ARRAY_SIZE(exynos5_clock_save));
1381 static void exynos5_clock_resume(void)
1383 s3c_pm_do_restore_core(exynos5_clock_save, ARRAY_SIZE(exynos5_clock_save));
1386 #define exynos5_clock_suspend NULL
1387 #define exynos5_clock_resume NULL
1390 struct syscore_ops exynos5_clock_syscore_ops = {
1391 .suspend = exynos5_clock_suspend,
1392 .resume = exynos5_clock_resume,
1395 void __init_or_cpufreq exynos5_setup_clocks(void)
1397 struct clk *xtal_clk;
1404 unsigned long vpllsrc;
1406 unsigned long armclk;
1407 unsigned long mout_cdrex;
1408 unsigned long aclk_400;
1409 unsigned long aclk_333;
1410 unsigned long aclk_266;
1411 unsigned long aclk_200;
1412 unsigned long aclk_166;
1413 unsigned long aclk_66;
1416 printk(KERN_DEBUG "%s: registering clocks\n", __func__);
1418 xtal_clk = clk_get(NULL, "xtal");
1419 BUG_ON(IS_ERR(xtal_clk));
1421 xtal = clk_get_rate(xtal_clk);
1427 printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
1429 apll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_APLL_CON0));
1430 bpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_BPLL_CON0));
1431 cpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_CPLL_CON0));
1432 mpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_MPLL_CON0));
1433 epll = s5p_get_pll36xx(xtal, __raw_readl(EXYNOS5_EPLL_CON0),
1434 __raw_readl(EXYNOS5_EPLL_CON1));
1436 vpllsrc = clk_get_rate(&exynos5_clk_vpllsrc.clk);
1437 vpll = s5p_get_pll36xx(vpllsrc, __raw_readl(EXYNOS5_VPLL_CON0),
1438 __raw_readl(EXYNOS5_VPLL_CON1));
1440 clk_fout_apll.ops = &exynos5_fout_apll_ops;
1441 clk_fout_bpll.rate = bpll;
1442 clk_fout_bpll_div2.rate = bpll >> 1;
1443 clk_fout_cpll.rate = cpll;
1444 clk_fout_mpll.rate = mpll;
1445 clk_fout_mpll_div2.rate = mpll >> 1;
1446 clk_fout_epll.rate = epll;
1447 clk_fout_vpll.rate = vpll;
1449 printk(KERN_INFO "EXYNOS5: PLL settings, A=%ld, B=%ld, C=%ld\n"
1450 "M=%ld, E=%ld V=%ld",
1451 apll, bpll, cpll, mpll, epll, vpll);
1453 armclk = clk_get_rate(&exynos5_clk_armclk);
1454 mout_cdrex = clk_get_rate(&exynos5_clk_cdrex.clk);
1456 aclk_400 = clk_get_rate(&exynos5_clk_aclk_400.clk);
1457 aclk_333 = clk_get_rate(&exynos5_clk_aclk_333.clk);
1458 aclk_266 = clk_get_rate(&exynos5_clk_aclk_266.clk);
1459 aclk_200 = clk_get_rate(&exynos5_clk_aclk_200.clk);
1460 aclk_166 = clk_get_rate(&exynos5_clk_aclk_166.clk);
1461 aclk_66 = clk_get_rate(&exynos5_clk_aclk_66.clk);
1463 printk(KERN_INFO "EXYNOS5: ARMCLK=%ld, CDREX=%ld, ACLK400=%ld\n"
1464 "ACLK333=%ld, ACLK266=%ld, ACLK200=%ld\n"
1465 "ACLK166=%ld, ACLK66=%ld\n",
1466 armclk, mout_cdrex, aclk_400,
1467 aclk_333, aclk_266, aclk_200,
1471 clk_fout_epll.ops = &exynos5_epll_ops;
1473 if (clk_set_parent(&exynos5_clk_mout_epll.clk, &clk_fout_epll))
1474 printk(KERN_ERR "Unable to set parent %s of clock %s.\n",
1475 clk_fout_epll.name, exynos5_clk_mout_epll.clk.name);
1477 clk_set_rate(&exynos5_clk_sclk_apll.clk, 100000000);
1478 clk_set_rate(&exynos5_clk_aclk_266.clk, 300000000);
1480 clk_set_rate(&exynos5_clk_aclk_acp.clk, 267000000);
1481 clk_set_rate(&exynos5_clk_pclk_acp.clk, 134000000);
1483 for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clksrcs); ptr++)
1484 s3c_set_clksrc(&exynos5_clksrcs[ptr], true);
1487 void __init exynos5_register_clocks(void)
1491 s3c24xx_register_clocks(exynos5_clks, ARRAY_SIZE(exynos5_clks));
1493 for (ptr = 0; ptr < ARRAY_SIZE(exynos5_sysclks); ptr++)
1494 s3c_register_clksrc(exynos5_sysclks[ptr], 1);
1496 for (ptr = 0; ptr < ARRAY_SIZE(exynos5_sclk_tv); ptr++)
1497 s3c_register_clksrc(exynos5_sclk_tv[ptr], 1);
1499 for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clksrc_cdev); ptr++)
1500 s3c_register_clksrc(exynos5_clksrc_cdev[ptr], 1);
1502 s3c_register_clksrc(exynos5_clksrcs, ARRAY_SIZE(exynos5_clksrcs));
1503 s3c_register_clocks(exynos5_init_clocks_on, ARRAY_SIZE(exynos5_init_clocks_on));
1505 s3c24xx_register_clocks(exynos5_clk_cdev, ARRAY_SIZE(exynos5_clk_cdev));
1506 for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clk_cdev); ptr++)
1507 s3c_disable_clocks(exynos5_clk_cdev[ptr], 1);
1509 s3c_register_clocks(exynos5_init_clocks_off, ARRAY_SIZE(exynos5_init_clocks_off));
1510 s3c_disable_clocks(exynos5_init_clocks_off, ARRAY_SIZE(exynos5_init_clocks_off));
1511 clkdev_add_table(exynos5_clk_lookup, ARRAY_SIZE(exynos5_clk_lookup));
1513 register_syscore_ops(&exynos5_clock_syscore_ops);