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Thomas Abrahama443a632010-05-14 16:27:28 +09001/* linux/arch/arm/mach-s5pc100/clock.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
5 *
6 * S5PC100 - Clock support
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11*/
12
13#include <linux/init.h>
14#include <linux/module.h>
15#include <linux/kernel.h>
16#include <linux/list.h>
17#include <linux/err.h>
18#include <linux/clk.h>
19#include <linux/io.h>
20
21#include <mach/map.h>
22
23#include <plat/cpu-freq.h>
24#include <mach/regs-clock.h>
25#include <plat/clock.h>
26#include <plat/cpu.h>
27#include <plat/pll.h>
28#include <plat/s5p-clock.h>
29#include <plat/clock-clksrc.h>
Kukjin Kimdd4153d2011-12-22 23:31:28 +010030
31#include "common.h"
Thomas Abrahama443a632010-05-14 16:27:28 +090032
33static struct clk s5p_clk_otgphy = {
34 .name = "otg_phy",
Thomas Abrahama443a632010-05-14 16:27:28 +090035};
36
Boojin Kima422bd02011-09-02 09:44:38 +090037static struct clk dummy_apb_pclk = {
38 .name = "apb_pclk",
39 .id = -1,
40};
41
Thomas Abrahama443a632010-05-14 16:27:28 +090042static struct clk *clk_src_mout_href_list[] = {
43 [0] = &s5p_clk_27m,
44 [1] = &clk_fin_hpll,
45};
46
47static struct clksrc_sources clk_src_mout_href = {
48 .sources = clk_src_mout_href_list,
49 .nr_sources = ARRAY_SIZE(clk_src_mout_href_list),
50};
51
52static struct clksrc_clk clk_mout_href = {
53 .clk = {
54 .name = "mout_href",
Thomas Abrahama443a632010-05-14 16:27:28 +090055 },
56 .sources = &clk_src_mout_href,
57 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 },
58};
59
60static struct clk *clk_src_mout_48m_list[] = {
61 [0] = &clk_xusbxti,
62 [1] = &s5p_clk_otgphy,
63};
64
65static struct clksrc_sources clk_src_mout_48m = {
66 .sources = clk_src_mout_48m_list,
67 .nr_sources = ARRAY_SIZE(clk_src_mout_48m_list),
68};
69
70static struct clksrc_clk clk_mout_48m = {
71 .clk = {
72 .name = "mout_48m",
Thomas Abrahama443a632010-05-14 16:27:28 +090073 },
74 .sources = &clk_src_mout_48m,
75 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .size = 1 },
76};
77
78static struct clksrc_clk clk_mout_mpll = {
79 .clk = {
80 .name = "mout_mpll",
Thomas Abrahama443a632010-05-14 16:27:28 +090081 },
82 .sources = &clk_src_mpll,
83 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 4, .size = 1 },
84};
85
86
87static struct clksrc_clk clk_mout_apll = {
88 .clk = {
89 .name = "mout_apll",
Thomas Abrahama443a632010-05-14 16:27:28 +090090 },
91 .sources = &clk_src_apll,
92 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
93};
94
95static struct clksrc_clk clk_mout_epll = {
96 .clk = {
97 .name = "mout_epll",
Thomas Abrahama443a632010-05-14 16:27:28 +090098 },
99 .sources = &clk_src_epll,
100 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 8, .size = 1 },
101};
102
103static struct clk *clk_src_mout_hpll_list[] = {
104 [0] = &s5p_clk_27m,
105};
106
107static struct clksrc_sources clk_src_mout_hpll = {
108 .sources = clk_src_mout_hpll_list,
109 .nr_sources = ARRAY_SIZE(clk_src_mout_hpll_list),
110};
111
112static struct clksrc_clk clk_mout_hpll = {
113 .clk = {
114 .name = "mout_hpll",
Thomas Abrahama443a632010-05-14 16:27:28 +0900115 },
116 .sources = &clk_src_mout_hpll,
117 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
118};
119
120static struct clksrc_clk clk_div_apll = {
121 .clk = {
122 .name = "div_apll",
Thomas Abrahama443a632010-05-14 16:27:28 +0900123 .parent = &clk_mout_apll.clk,
124 },
125 .reg_div = { .reg = S5P_CLK_DIV0, .shift = 0, .size = 1 },
126};
127
128static struct clksrc_clk clk_div_arm = {
129 .clk = {
130 .name = "div_arm",
Thomas Abrahama443a632010-05-14 16:27:28 +0900131 .parent = &clk_div_apll.clk,
132 },
133 .reg_div = { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 },
134};
135
136static struct clksrc_clk clk_div_d0_bus = {
137 .clk = {
138 .name = "div_d0_bus",
Thomas Abrahama443a632010-05-14 16:27:28 +0900139 .parent = &clk_div_arm.clk,
140 },
141 .reg_div = { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 },
142};
143
144static struct clksrc_clk clk_div_pclkd0 = {
145 .clk = {
146 .name = "div_pclkd0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900147 .parent = &clk_div_d0_bus.clk,
148 },
149 .reg_div = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 },
150};
151
152static struct clksrc_clk clk_div_secss = {
153 .clk = {
154 .name = "div_secss",
Thomas Abrahama443a632010-05-14 16:27:28 +0900155 .parent = &clk_div_d0_bus.clk,
156 },
157 .reg_div = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 3 },
158};
159
160static struct clksrc_clk clk_div_apll2 = {
161 .clk = {
162 .name = "div_apll2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900163 .parent = &clk_mout_apll.clk,
164 },
165 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 3 },
166};
167
168static struct clk *clk_src_mout_am_list[] = {
169 [0] = &clk_mout_mpll.clk,
170 [1] = &clk_div_apll2.clk,
171};
172
Kukjin Kimad016772012-01-21 11:15:41 +0900173static struct clksrc_sources clk_src_mout_am = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900174 .sources = clk_src_mout_am_list,
175 .nr_sources = ARRAY_SIZE(clk_src_mout_am_list),
176};
177
178static struct clksrc_clk clk_mout_am = {
179 .clk = {
180 .name = "mout_am",
Thomas Abrahama443a632010-05-14 16:27:28 +0900181 },
182 .sources = &clk_src_mout_am,
183 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 },
184};
185
186static struct clksrc_clk clk_div_d1_bus = {
187 .clk = {
188 .name = "div_d1_bus",
Thomas Abrahama443a632010-05-14 16:27:28 +0900189 .parent = &clk_mout_am.clk,
190 },
191 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 3 },
192};
193
194static struct clksrc_clk clk_div_mpll2 = {
195 .clk = {
196 .name = "div_mpll2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900197 .parent = &clk_mout_am.clk,
198 },
199 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 8, .size = 1 },
200};
201
202static struct clksrc_clk clk_div_mpll = {
203 .clk = {
204 .name = "div_mpll",
Thomas Abrahama443a632010-05-14 16:27:28 +0900205 .parent = &clk_mout_am.clk,
206 },
207 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 4, .size = 2 },
208};
209
210static struct clk *clk_src_mout_onenand_list[] = {
211 [0] = &clk_div_d0_bus.clk,
212 [1] = &clk_div_d1_bus.clk,
213};
214
Kukjin Kimad016772012-01-21 11:15:41 +0900215static struct clksrc_sources clk_src_mout_onenand = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900216 .sources = clk_src_mout_onenand_list,
217 .nr_sources = ARRAY_SIZE(clk_src_mout_onenand_list),
218};
219
220static struct clksrc_clk clk_mout_onenand = {
221 .clk = {
222 .name = "mout_onenand",
Thomas Abrahama443a632010-05-14 16:27:28 +0900223 },
224 .sources = &clk_src_mout_onenand,
225 .reg_src = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 },
226};
227
228static struct clksrc_clk clk_div_onenand = {
229 .clk = {
230 .name = "div_onenand",
Thomas Abrahama443a632010-05-14 16:27:28 +0900231 .parent = &clk_mout_onenand.clk,
232 },
233 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 2 },
234};
235
236static struct clksrc_clk clk_div_pclkd1 = {
237 .clk = {
238 .name = "div_pclkd1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900239 .parent = &clk_div_d1_bus.clk,
240 },
241 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 3 },
242};
243
244static struct clksrc_clk clk_div_cam = {
245 .clk = {
246 .name = "div_cam",
Thomas Abrahama443a632010-05-14 16:27:28 +0900247 .parent = &clk_div_mpll2.clk,
248 },
249 .reg_div = { .reg = S5P_CLK_DIV1, .shift = 24, .size = 5 },
250};
251
252static struct clksrc_clk clk_div_hdmi = {
253 .clk = {
254 .name = "div_hdmi",
Thomas Abrahama443a632010-05-14 16:27:28 +0900255 .parent = &clk_mout_hpll.clk,
256 },
257 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 28, .size = 4 },
258};
259
Thomas Abrahama443a632010-05-14 16:27:28 +0900260static u32 epll_div[][4] = {
261 { 32750000, 131, 3, 4 },
262 { 32768000, 131, 3, 4 },
263 { 36000000, 72, 3, 3 },
264 { 45000000, 90, 3, 3 },
265 { 45158000, 90, 3, 3 },
266 { 45158400, 90, 3, 3 },
267 { 48000000, 96, 3, 3 },
268 { 49125000, 131, 4, 3 },
269 { 49152000, 131, 4, 3 },
270 { 60000000, 120, 3, 3 },
271 { 67737600, 226, 5, 3 },
272 { 67738000, 226, 5, 3 },
273 { 73800000, 246, 5, 3 },
274 { 73728000, 246, 5, 3 },
275 { 72000000, 144, 3, 3 },
276 { 84000000, 168, 3, 3 },
277 { 96000000, 96, 3, 2 },
278 { 144000000, 144, 3, 2 },
279 { 192000000, 96, 3, 1 }
280};
281
282static int s5pc100_epll_set_rate(struct clk *clk, unsigned long rate)
283{
284 unsigned int epll_con;
285 unsigned int i;
286
287 if (clk->rate == rate) /* Return if nothing changed */
288 return 0;
289
290 epll_con = __raw_readl(S5P_EPLL_CON);
291
292 epll_con &= ~(PLL65XX_MDIV_MASK | PLL65XX_PDIV_MASK | PLL65XX_SDIV_MASK);
293
294 for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
295 if (epll_div[i][0] == rate) {
296 epll_con |= (epll_div[i][1] << PLL65XX_MDIV_SHIFT) |
297 (epll_div[i][2] << PLL65XX_PDIV_SHIFT) |
298 (epll_div[i][3] << PLL65XX_SDIV_SHIFT);
299 break;
300 }
301 }
302
303 if (i == ARRAY_SIZE(epll_div)) {
304 printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n", __func__);
305 return -EINVAL;
306 }
307
308 __raw_writel(epll_con, S5P_EPLL_CON);
309
Seungwhan Youn96166742010-10-14 10:39:33 +0900310 printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n",
311 clk->rate, rate);
312
Thomas Abrahama443a632010-05-14 16:27:28 +0900313 clk->rate = rate;
314
315 return 0;
316}
317
318static struct clk_ops s5pc100_epll_ops = {
Seungwhan Yound4b34c62010-10-14 10:39:08 +0900319 .get_rate = s5p_epll_get_rate,
Thomas Abrahama443a632010-05-14 16:27:28 +0900320 .set_rate = s5pc100_epll_set_rate,
321};
322
323static int s5pc100_d0_0_ctrl(struct clk *clk, int enable)
324{
325 return s5p_gatectrl(S5P_CLKGATE_D00, clk, enable);
326}
327
328static int s5pc100_d0_1_ctrl(struct clk *clk, int enable)
329{
330 return s5p_gatectrl(S5P_CLKGATE_D01, clk, enable);
331}
332
333static int s5pc100_d0_2_ctrl(struct clk *clk, int enable)
334{
335 return s5p_gatectrl(S5P_CLKGATE_D02, clk, enable);
336}
337
338static int s5pc100_d1_0_ctrl(struct clk *clk, int enable)
339{
340 return s5p_gatectrl(S5P_CLKGATE_D10, clk, enable);
341}
342
343static int s5pc100_d1_1_ctrl(struct clk *clk, int enable)
344{
345 return s5p_gatectrl(S5P_CLKGATE_D11, clk, enable);
346}
347
348static int s5pc100_d1_2_ctrl(struct clk *clk, int enable)
349{
350 return s5p_gatectrl(S5P_CLKGATE_D12, clk, enable);
351}
352
353static int s5pc100_d1_3_ctrl(struct clk *clk, int enable)
354{
355 return s5p_gatectrl(S5P_CLKGATE_D13, clk, enable);
356}
357
358static int s5pc100_d1_4_ctrl(struct clk *clk, int enable)
359{
360 return s5p_gatectrl(S5P_CLKGATE_D14, clk, enable);
361}
362
363static int s5pc100_d1_5_ctrl(struct clk *clk, int enable)
364{
365 return s5p_gatectrl(S5P_CLKGATE_D15, clk, enable);
366}
367
368static int s5pc100_sclk0_ctrl(struct clk *clk, int enable)
369{
370 return s5p_gatectrl(S5P_CLKGATE_SCLK0, clk, enable);
371}
372
373static int s5pc100_sclk1_ctrl(struct clk *clk, int enable)
374{
375 return s5p_gatectrl(S5P_CLKGATE_SCLK1, clk, enable);
376}
377
378/*
379 * The following clocks will be disabled during clock initialization. It is
380 * recommended to keep the following clocks disabled until the driver requests
381 * for enabling the clock.
382 */
Kukjin Kim96ee39c2011-01-04 17:45:18 +0900383static struct clk init_clocks_off[] = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900384 {
385 .name = "cssys",
Thomas Abrahama443a632010-05-14 16:27:28 +0900386 .parent = &clk_div_d0_bus.clk,
387 .enable = s5pc100_d0_0_ctrl,
388 .ctrlbit = (1 << 6),
389 }, {
390 .name = "secss",
Thomas Abrahama443a632010-05-14 16:27:28 +0900391 .parent = &clk_div_d0_bus.clk,
392 .enable = s5pc100_d0_0_ctrl,
393 .ctrlbit = (1 << 5),
394 }, {
395 .name = "g2d",
Thomas Abrahama443a632010-05-14 16:27:28 +0900396 .parent = &clk_div_d0_bus.clk,
397 .enable = s5pc100_d0_0_ctrl,
398 .ctrlbit = (1 << 4),
399 }, {
400 .name = "mdma",
Thomas Abrahama443a632010-05-14 16:27:28 +0900401 .parent = &clk_div_d0_bus.clk,
402 .enable = s5pc100_d0_0_ctrl,
403 .ctrlbit = (1 << 3),
404 }, {
405 .name = "cfcon",
Thomas Abrahama443a632010-05-14 16:27:28 +0900406 .parent = &clk_div_d0_bus.clk,
407 .enable = s5pc100_d0_0_ctrl,
408 .ctrlbit = (1 << 2),
409 }, {
410 .name = "nfcon",
Thomas Abrahama443a632010-05-14 16:27:28 +0900411 .parent = &clk_div_d0_bus.clk,
412 .enable = s5pc100_d0_1_ctrl,
413 .ctrlbit = (1 << 3),
414 }, {
415 .name = "onenandc",
Thomas Abrahama443a632010-05-14 16:27:28 +0900416 .parent = &clk_div_d0_bus.clk,
417 .enable = s5pc100_d0_1_ctrl,
418 .ctrlbit = (1 << 2),
419 }, {
420 .name = "sdm",
Thomas Abrahama443a632010-05-14 16:27:28 +0900421 .parent = &clk_div_d0_bus.clk,
422 .enable = s5pc100_d0_2_ctrl,
423 .ctrlbit = (1 << 2),
424 }, {
425 .name = "seckey",
Thomas Abrahama443a632010-05-14 16:27:28 +0900426 .parent = &clk_div_d0_bus.clk,
427 .enable = s5pc100_d0_2_ctrl,
428 .ctrlbit = (1 << 1),
429 }, {
Thomas Abrahama443a632010-05-14 16:27:28 +0900430 .name = "modemif",
Thomas Abrahama443a632010-05-14 16:27:28 +0900431 .parent = &clk_div_d1_bus.clk,
432 .enable = s5pc100_d1_0_ctrl,
433 .ctrlbit = (1 << 4),
434 }, {
435 .name = "otg",
Thomas Abrahama443a632010-05-14 16:27:28 +0900436 .parent = &clk_div_d1_bus.clk,
437 .enable = s5pc100_d1_0_ctrl,
438 .ctrlbit = (1 << 3),
439 }, {
440 .name = "usbhost",
Thomas Abrahama443a632010-05-14 16:27:28 +0900441 .parent = &clk_div_d1_bus.clk,
442 .enable = s5pc100_d1_0_ctrl,
443 .ctrlbit = (1 << 2),
444 }, {
Boojin Kima422bd02011-09-02 09:44:38 +0900445 .name = "dma",
Vladimir Zapolskiyd20cc4c2011-08-18 19:24:55 +0900446 .devname = "dma-pl330.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900447 .parent = &clk_div_d1_bus.clk,
448 .enable = s5pc100_d1_0_ctrl,
449 .ctrlbit = (1 << 1),
450 }, {
Boojin Kima422bd02011-09-02 09:44:38 +0900451 .name = "dma",
Vladimir Zapolskiyd20cc4c2011-08-18 19:24:55 +0900452 .devname = "dma-pl330.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900453 .parent = &clk_div_d1_bus.clk,
454 .enable = s5pc100_d1_0_ctrl,
455 .ctrlbit = (1 << 0),
456 }, {
457 .name = "lcd",
Thomas Abrahama443a632010-05-14 16:27:28 +0900458 .parent = &clk_div_d1_bus.clk,
459 .enable = s5pc100_d1_1_ctrl,
460 .ctrlbit = (1 << 0),
461 }, {
462 .name = "rotator",
Thomas Abrahama443a632010-05-14 16:27:28 +0900463 .parent = &clk_div_d1_bus.clk,
464 .enable = s5pc100_d1_1_ctrl,
465 .ctrlbit = (1 << 1),
466 }, {
467 .name = "fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900468 .devname = "s5p-fimc.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900469 .parent = &clk_div_d1_bus.clk,
470 .enable = s5pc100_d1_1_ctrl,
471 .ctrlbit = (1 << 2),
472 }, {
473 .name = "fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900474 .devname = "s5p-fimc.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900475 .parent = &clk_div_d1_bus.clk,
476 .enable = s5pc100_d1_1_ctrl,
477 .ctrlbit = (1 << 3),
478 }, {
479 .name = "fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900480 .devname = "s5p-fimc.2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900481 .enable = s5pc100_d1_1_ctrl,
482 .ctrlbit = (1 << 4),
483 }, {
484 .name = "jpeg",
Thomas Abrahama443a632010-05-14 16:27:28 +0900485 .parent = &clk_div_d1_bus.clk,
486 .enable = s5pc100_d1_1_ctrl,
487 .ctrlbit = (1 << 5),
488 }, {
489 .name = "mipi-dsim",
Thomas Abrahama443a632010-05-14 16:27:28 +0900490 .parent = &clk_div_d1_bus.clk,
491 .enable = s5pc100_d1_1_ctrl,
492 .ctrlbit = (1 << 6),
493 }, {
494 .name = "mipi-csis",
Thomas Abrahama443a632010-05-14 16:27:28 +0900495 .parent = &clk_div_d1_bus.clk,
496 .enable = s5pc100_d1_1_ctrl,
497 .ctrlbit = (1 << 7),
498 }, {
499 .name = "g3d",
Thomas Abrahama443a632010-05-14 16:27:28 +0900500 .parent = &clk_div_d1_bus.clk,
501 .enable = s5pc100_d1_0_ctrl,
502 .ctrlbit = (1 << 8),
503 }, {
504 .name = "tv",
Thomas Abrahama443a632010-05-14 16:27:28 +0900505 .parent = &clk_div_d1_bus.clk,
506 .enable = s5pc100_d1_2_ctrl,
507 .ctrlbit = (1 << 0),
508 }, {
509 .name = "vp",
Thomas Abrahama443a632010-05-14 16:27:28 +0900510 .parent = &clk_div_d1_bus.clk,
511 .enable = s5pc100_d1_2_ctrl,
512 .ctrlbit = (1 << 1),
513 }, {
514 .name = "mixer",
Thomas Abrahama443a632010-05-14 16:27:28 +0900515 .parent = &clk_div_d1_bus.clk,
516 .enable = s5pc100_d1_2_ctrl,
517 .ctrlbit = (1 << 2),
518 }, {
519 .name = "hdmi",
Thomas Abrahama443a632010-05-14 16:27:28 +0900520 .parent = &clk_div_d1_bus.clk,
521 .enable = s5pc100_d1_2_ctrl,
522 .ctrlbit = (1 << 3),
523 }, {
524 .name = "mfc",
Thomas Abrahama443a632010-05-14 16:27:28 +0900525 .parent = &clk_div_d1_bus.clk,
526 .enable = s5pc100_d1_2_ctrl,
527 .ctrlbit = (1 << 4),
528 }, {
529 .name = "apc",
Thomas Abrahama443a632010-05-14 16:27:28 +0900530 .parent = &clk_div_d1_bus.clk,
531 .enable = s5pc100_d1_3_ctrl,
532 .ctrlbit = (1 << 2),
533 }, {
534 .name = "iec",
Thomas Abrahama443a632010-05-14 16:27:28 +0900535 .parent = &clk_div_d1_bus.clk,
536 .enable = s5pc100_d1_3_ctrl,
537 .ctrlbit = (1 << 3),
538 }, {
539 .name = "systimer",
Thomas Abrahama443a632010-05-14 16:27:28 +0900540 .parent = &clk_div_d1_bus.clk,
541 .enable = s5pc100_d1_3_ctrl,
542 .ctrlbit = (1 << 7),
543 }, {
544 .name = "watchdog",
Thomas Abrahama443a632010-05-14 16:27:28 +0900545 .parent = &clk_div_d1_bus.clk,
546 .enable = s5pc100_d1_3_ctrl,
547 .ctrlbit = (1 << 8),
548 }, {
549 .name = "rtc",
Thomas Abrahama443a632010-05-14 16:27:28 +0900550 .parent = &clk_div_d1_bus.clk,
551 .enable = s5pc100_d1_3_ctrl,
552 .ctrlbit = (1 << 9),
553 }, {
554 .name = "i2c",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900555 .devname = "s3c2440-i2c.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900556 .parent = &clk_div_d1_bus.clk,
557 .enable = s5pc100_d1_4_ctrl,
558 .ctrlbit = (1 << 4),
559 }, {
560 .name = "i2c",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900561 .devname = "s3c2440-i2c.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900562 .parent = &clk_div_d1_bus.clk,
563 .enable = s5pc100_d1_4_ctrl,
564 .ctrlbit = (1 << 5),
565 }, {
566 .name = "spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900567 .devname = "s5pc100-spi.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900568 .parent = &clk_div_d1_bus.clk,
569 .enable = s5pc100_d1_4_ctrl,
570 .ctrlbit = (1 << 6),
571 }, {
572 .name = "spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900573 .devname = "s5pc100-spi.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900574 .parent = &clk_div_d1_bus.clk,
575 .enable = s5pc100_d1_4_ctrl,
576 .ctrlbit = (1 << 7),
577 }, {
578 .name = "spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900579 .devname = "s5pc100-spi.2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900580 .parent = &clk_div_d1_bus.clk,
581 .enable = s5pc100_d1_4_ctrl,
582 .ctrlbit = (1 << 8),
583 }, {
584 .name = "irda",
Thomas Abrahama443a632010-05-14 16:27:28 +0900585 .parent = &clk_div_d1_bus.clk,
586 .enable = s5pc100_d1_4_ctrl,
587 .ctrlbit = (1 << 9),
588 }, {
589 .name = "ccan",
Thomas Abrahama443a632010-05-14 16:27:28 +0900590 .parent = &clk_div_d1_bus.clk,
591 .enable = s5pc100_d1_4_ctrl,
592 .ctrlbit = (1 << 10),
593 }, {
594 .name = "ccan",
Thomas Abrahama443a632010-05-14 16:27:28 +0900595 .parent = &clk_div_d1_bus.clk,
596 .enable = s5pc100_d1_4_ctrl,
597 .ctrlbit = (1 << 11),
598 }, {
599 .name = "hsitx",
Thomas Abrahama443a632010-05-14 16:27:28 +0900600 .parent = &clk_div_d1_bus.clk,
601 .enable = s5pc100_d1_4_ctrl,
602 .ctrlbit = (1 << 12),
603 }, {
604 .name = "hsirx",
Thomas Abrahama443a632010-05-14 16:27:28 +0900605 .parent = &clk_div_d1_bus.clk,
606 .enable = s5pc100_d1_4_ctrl,
607 .ctrlbit = (1 << 13),
608 }, {
609 .name = "iis",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900610 .devname = "samsung-i2s.0",
Jassi Brar05daf072010-10-20 16:37:28 +0900611 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900612 .enable = s5pc100_d1_5_ctrl,
613 .ctrlbit = (1 << 0),
614 }, {
615 .name = "iis",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900616 .devname = "samsung-i2s.1",
Jassi Brar05daf072010-10-20 16:37:28 +0900617 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900618 .enable = s5pc100_d1_5_ctrl,
619 .ctrlbit = (1 << 1),
620 }, {
621 .name = "iis",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900622 .devname = "samsung-i2s.2",
Jassi Brar05daf072010-10-20 16:37:28 +0900623 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900624 .enable = s5pc100_d1_5_ctrl,
625 .ctrlbit = (1 << 2),
626 }, {
627 .name = "ac97",
Jassi Brar05daf072010-10-20 16:37:28 +0900628 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900629 .enable = s5pc100_d1_5_ctrl,
630 .ctrlbit = (1 << 3),
631 }, {
632 .name = "pcm",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900633 .devname = "samsung-pcm.0",
Jassi Brar05daf072010-10-20 16:37:28 +0900634 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900635 .enable = s5pc100_d1_5_ctrl,
636 .ctrlbit = (1 << 4),
637 }, {
638 .name = "pcm",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900639 .devname = "samsung-pcm.1",
Jassi Brar05daf072010-10-20 16:37:28 +0900640 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900641 .enable = s5pc100_d1_5_ctrl,
642 .ctrlbit = (1 << 5),
643 }, {
644 .name = "spdif",
Jassi Brar05daf072010-10-20 16:37:28 +0900645 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900646 .enable = s5pc100_d1_5_ctrl,
647 .ctrlbit = (1 << 6),
648 }, {
649 .name = "adc",
Jassi Brar05daf072010-10-20 16:37:28 +0900650 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900651 .enable = s5pc100_d1_5_ctrl,
652 .ctrlbit = (1 << 7),
653 }, {
Naveen Krishna Ch32018a82010-06-04 10:41:44 +0530654 .name = "keypad",
Jassi Brar05daf072010-10-20 16:37:28 +0900655 .parent = &clk_div_pclkd1.clk,
Thomas Abrahama443a632010-05-14 16:27:28 +0900656 .enable = s5pc100_d1_5_ctrl,
657 .ctrlbit = (1 << 8),
658 }, {
Thomas Abrahama443a632010-05-14 16:27:28 +0900659 .name = "mmc_48m",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900660 .devname = "s3c-sdhci.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900661 .parent = &clk_mout_48m.clk,
662 .enable = s5pc100_sclk0_ctrl,
663 .ctrlbit = (1 << 15),
664 }, {
665 .name = "mmc_48m",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900666 .devname = "s3c-sdhci.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900667 .parent = &clk_mout_48m.clk,
668 .enable = s5pc100_sclk0_ctrl,
669 .ctrlbit = (1 << 16),
670 }, {
671 .name = "mmc_48m",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900672 .devname = "s3c-sdhci.2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900673 .parent = &clk_mout_48m.clk,
674 .enable = s5pc100_sclk0_ctrl,
675 .ctrlbit = (1 << 17),
676 },
677};
678
Rajeshwari Shindea361d102011-10-24 17:05:58 +0200679static struct clk clk_hsmmc2 = {
680 .name = "hsmmc",
681 .devname = "s3c-sdhci.2",
682 .parent = &clk_div_d1_bus.clk,
683 .enable = s5pc100_d1_0_ctrl,
684 .ctrlbit = (1 << 7),
685};
686
687static struct clk clk_hsmmc1 = {
688 .name = "hsmmc",
689 .devname = "s3c-sdhci.1",
690 .parent = &clk_div_d1_bus.clk,
691 .enable = s5pc100_d1_0_ctrl,
692 .ctrlbit = (1 << 6),
693};
694
695static struct clk clk_hsmmc0 = {
696 .name = "hsmmc",
697 .devname = "s3c-sdhci.0",
698 .parent = &clk_div_d1_bus.clk,
699 .enable = s5pc100_d1_0_ctrl,
700 .ctrlbit = (1 << 5),
701};
702
Padmavathi Venna02717bb2011-11-02 20:04:08 +0900703static struct clk clk_48m_spi0 = {
704 .name = "spi_48m",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900705 .devname = "s5pc100-spi.0",
Padmavathi Venna02717bb2011-11-02 20:04:08 +0900706 .parent = &clk_mout_48m.clk,
707 .enable = s5pc100_sclk0_ctrl,
708 .ctrlbit = (1 << 7),
709};
710
711static struct clk clk_48m_spi1 = {
712 .name = "spi_48m",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900713 .devname = "s5pc100-spi.1",
Padmavathi Venna02717bb2011-11-02 20:04:08 +0900714 .parent = &clk_mout_48m.clk,
715 .enable = s5pc100_sclk0_ctrl,
716 .ctrlbit = (1 << 8),
717};
718
719static struct clk clk_48m_spi2 = {
720 .name = "spi_48m",
Thomas Abrahama5238e32012-07-13 07:15:14 +0900721 .devname = "s5pc100-spi.2",
Padmavathi Venna02717bb2011-11-02 20:04:08 +0900722 .parent = &clk_mout_48m.clk,
723 .enable = s5pc100_sclk0_ctrl,
724 .ctrlbit = (1 << 9),
725};
726
Thomas Abrahama443a632010-05-14 16:27:28 +0900727static struct clk clk_vclk54m = {
728 .name = "vclk_54m",
Thomas Abrahama443a632010-05-14 16:27:28 +0900729 .rate = 54000000,
730};
731
732static struct clk clk_i2scdclk0 = {
733 .name = "i2s_cdclk0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900734};
735
736static struct clk clk_i2scdclk1 = {
737 .name = "i2s_cdclk1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900738};
739
740static struct clk clk_i2scdclk2 = {
741 .name = "i2s_cdclk2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900742};
743
744static struct clk clk_pcmcdclk0 = {
745 .name = "pcm_cdclk0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900746};
747
748static struct clk clk_pcmcdclk1 = {
749 .name = "pcm_cdclk1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900750};
751
752static struct clk *clk_src_group1_list[] = {
753 [0] = &clk_mout_epll.clk,
754 [1] = &clk_div_mpll2.clk,
755 [2] = &clk_fin_epll,
756 [3] = &clk_mout_hpll.clk,
757};
758
Kukjin Kimad016772012-01-21 11:15:41 +0900759static struct clksrc_sources clk_src_group1 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900760 .sources = clk_src_group1_list,
761 .nr_sources = ARRAY_SIZE(clk_src_group1_list),
762};
763
764static struct clk *clk_src_group2_list[] = {
765 [0] = &clk_mout_epll.clk,
766 [1] = &clk_div_mpll.clk,
767};
768
Kukjin Kimad016772012-01-21 11:15:41 +0900769static struct clksrc_sources clk_src_group2 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900770 .sources = clk_src_group2_list,
771 .nr_sources = ARRAY_SIZE(clk_src_group2_list),
772};
773
774static struct clk *clk_src_group3_list[] = {
775 [0] = &clk_mout_epll.clk,
776 [1] = &clk_div_mpll.clk,
777 [2] = &clk_fin_epll,
778 [3] = &clk_i2scdclk0,
779 [4] = &clk_pcmcdclk0,
780 [5] = &clk_mout_hpll.clk,
781};
782
Kukjin Kimad016772012-01-21 11:15:41 +0900783static struct clksrc_sources clk_src_group3 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900784 .sources = clk_src_group3_list,
785 .nr_sources = ARRAY_SIZE(clk_src_group3_list),
786};
787
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900788static struct clksrc_clk clk_sclk_audio0 = {
789 .clk = {
790 .name = "sclk_audio",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900791 .devname = "samsung-pcm.0",
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900792 .ctrlbit = (1 << 8),
793 .enable = s5pc100_sclk1_ctrl,
794 },
795 .sources = &clk_src_group3,
796 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 3 },
797 .reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
798};
799
Thomas Abrahama443a632010-05-14 16:27:28 +0900800static struct clk *clk_src_group4_list[] = {
801 [0] = &clk_mout_epll.clk,
802 [1] = &clk_div_mpll.clk,
803 [2] = &clk_fin_epll,
804 [3] = &clk_i2scdclk1,
805 [4] = &clk_pcmcdclk1,
806 [5] = &clk_mout_hpll.clk,
807};
808
Kukjin Kimad016772012-01-21 11:15:41 +0900809static struct clksrc_sources clk_src_group4 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900810 .sources = clk_src_group4_list,
811 .nr_sources = ARRAY_SIZE(clk_src_group4_list),
812};
813
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900814static struct clksrc_clk clk_sclk_audio1 = {
815 .clk = {
816 .name = "sclk_audio",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900817 .devname = "samsung-pcm.1",
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900818 .ctrlbit = (1 << 9),
819 .enable = s5pc100_sclk1_ctrl,
820 },
821 .sources = &clk_src_group4,
822 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 3 },
823 .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
824};
825
Thomas Abrahama443a632010-05-14 16:27:28 +0900826static struct clk *clk_src_group5_list[] = {
827 [0] = &clk_mout_epll.clk,
828 [1] = &clk_div_mpll.clk,
829 [2] = &clk_fin_epll,
830 [3] = &clk_i2scdclk2,
831 [4] = &clk_mout_hpll.clk,
832};
833
Kukjin Kimad016772012-01-21 11:15:41 +0900834static struct clksrc_sources clk_src_group5 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900835 .sources = clk_src_group5_list,
836 .nr_sources = ARRAY_SIZE(clk_src_group5_list),
837};
838
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900839static struct clksrc_clk clk_sclk_audio2 = {
840 .clk = {
841 .name = "sclk_audio",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900842 .devname = "samsung-pcm.2",
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +0900843 .ctrlbit = (1 << 10),
844 .enable = s5pc100_sclk1_ctrl,
845 },
846 .sources = &clk_src_group5,
847 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 3 },
848 .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
849};
850
Thomas Abrahama443a632010-05-14 16:27:28 +0900851static struct clk *clk_src_group6_list[] = {
852 [0] = &s5p_clk_27m,
853 [1] = &clk_vclk54m,
854 [2] = &clk_div_hdmi.clk,
855};
856
Kukjin Kimad016772012-01-21 11:15:41 +0900857static struct clksrc_sources clk_src_group6 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900858 .sources = clk_src_group6_list,
859 .nr_sources = ARRAY_SIZE(clk_src_group6_list),
860};
861
862static struct clk *clk_src_group7_list[] = {
863 [0] = &clk_mout_epll.clk,
864 [1] = &clk_div_mpll.clk,
865 [2] = &clk_mout_hpll.clk,
866 [3] = &clk_vclk54m,
867};
868
Kukjin Kimad016772012-01-21 11:15:41 +0900869static struct clksrc_sources clk_src_group7 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900870 .sources = clk_src_group7_list,
871 .nr_sources = ARRAY_SIZE(clk_src_group7_list),
872};
873
874static struct clk *clk_src_mmc0_list[] = {
875 [0] = &clk_mout_epll.clk,
876 [1] = &clk_div_mpll.clk,
877 [2] = &clk_fin_epll,
878};
879
Kukjin Kimad016772012-01-21 11:15:41 +0900880static struct clksrc_sources clk_src_mmc0 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900881 .sources = clk_src_mmc0_list,
882 .nr_sources = ARRAY_SIZE(clk_src_mmc0_list),
883};
884
885static struct clk *clk_src_mmc12_list[] = {
886 [0] = &clk_mout_epll.clk,
887 [1] = &clk_div_mpll.clk,
888 [2] = &clk_fin_epll,
889 [3] = &clk_mout_hpll.clk,
890};
891
Kukjin Kimad016772012-01-21 11:15:41 +0900892static struct clksrc_sources clk_src_mmc12 = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900893 .sources = clk_src_mmc12_list,
894 .nr_sources = ARRAY_SIZE(clk_src_mmc12_list),
895};
896
897static struct clk *clk_src_irda_usb_list[] = {
898 [0] = &clk_mout_epll.clk,
899 [1] = &clk_div_mpll.clk,
900 [2] = &clk_fin_epll,
901 [3] = &clk_mout_hpll.clk,
902};
903
Kukjin Kimad016772012-01-21 11:15:41 +0900904static struct clksrc_sources clk_src_irda_usb = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900905 .sources = clk_src_irda_usb_list,
906 .nr_sources = ARRAY_SIZE(clk_src_irda_usb_list),
907};
908
909static struct clk *clk_src_pwi_list[] = {
910 [0] = &clk_fin_epll,
911 [1] = &clk_mout_epll.clk,
912 [2] = &clk_div_mpll.clk,
913};
914
Kukjin Kimad016772012-01-21 11:15:41 +0900915static struct clksrc_sources clk_src_pwi = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900916 .sources = clk_src_pwi_list,
917 .nr_sources = ARRAY_SIZE(clk_src_pwi_list),
918};
919
Seungwhan Youn04a4fd02010-10-14 10:35:23 +0900920static struct clk *clk_sclk_spdif_list[] = {
921 [0] = &clk_sclk_audio0.clk,
922 [1] = &clk_sclk_audio1.clk,
923 [2] = &clk_sclk_audio2.clk,
924};
925
Kukjin Kimad016772012-01-21 11:15:41 +0900926static struct clksrc_sources clk_src_sclk_spdif = {
Seungwhan Youn04a4fd02010-10-14 10:35:23 +0900927 .sources = clk_sclk_spdif_list,
928 .nr_sources = ARRAY_SIZE(clk_sclk_spdif_list),
929};
930
Seungwhan Youn04a4fd02010-10-14 10:35:23 +0900931static struct clksrc_clk clk_sclk_spdif = {
932 .clk = {
933 .name = "sclk_spdif",
Seungwhan Youn04a4fd02010-10-14 10:35:23 +0900934 .ctrlbit = (1 << 11),
935 .enable = s5pc100_sclk1_ctrl,
Naveen Krishna Chatradhi65f5eaa2011-07-18 14:44:19 +0900936 .ops = &s5p_sclk_spdif_ops,
Seungwhan Youn04a4fd02010-10-14 10:35:23 +0900937 },
938 .sources = &clk_src_sclk_spdif,
939 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 24, .size = 2 },
940};
941
Thomas Abrahama443a632010-05-14 16:27:28 +0900942static struct clksrc_clk clksrcs[] = {
943 {
944 .clk = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900945 .name = "sclk_mixer",
Thomas Abrahama443a632010-05-14 16:27:28 +0900946 .ctrlbit = (1 << 6),
947 .enable = s5pc100_sclk0_ctrl,
948
949 },
950 .sources = &clk_src_group6,
951 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 28, .size = 2 },
952 }, {
953 .clk = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900954 .name = "sclk_lcd",
Thomas Abrahama443a632010-05-14 16:27:28 +0900955 .ctrlbit = (1 << 0),
956 .enable = s5pc100_sclk1_ctrl,
957
958 },
959 .sources = &clk_src_group7,
960 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 12, .size = 2 },
961 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
962 }, {
963 .clk = {
964 .name = "sclk_fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900965 .devname = "s5p-fimc.0",
Thomas Abrahama443a632010-05-14 16:27:28 +0900966 .ctrlbit = (1 << 1),
967 .enable = s5pc100_sclk1_ctrl,
968
969 },
970 .sources = &clk_src_group7,
971 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 16, .size = 2 },
972 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 },
973 }, {
974 .clk = {
975 .name = "sclk_fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900976 .devname = "s5p-fimc.1",
Thomas Abrahama443a632010-05-14 16:27:28 +0900977 .ctrlbit = (1 << 2),
978 .enable = s5pc100_sclk1_ctrl,
979
980 },
981 .sources = &clk_src_group7,
982 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 20, .size = 2 },
983 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 },
984 }, {
985 .clk = {
986 .name = "sclk_fimc",
Thomas Abraham29e8eb02011-06-14 19:12:27 +0900987 .devname = "s5p-fimc.2",
Thomas Abrahama443a632010-05-14 16:27:28 +0900988 .ctrlbit = (1 << 3),
989 .enable = s5pc100_sclk1_ctrl,
990
991 },
992 .sources = &clk_src_group7,
993 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 24, .size = 2 },
994 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 24, .size = 4 },
995 }, {
996 .clk = {
Thomas Abrahama443a632010-05-14 16:27:28 +0900997 .name = "sclk_irda",
Thomas Abrahama443a632010-05-14 16:27:28 +0900998 .ctrlbit = (1 << 10),
999 .enable = s5pc100_sclk0_ctrl,
1000
1001 },
1002 .sources = &clk_src_irda_usb,
1003 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
1004 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 8, .size = 4 },
1005 }, {
1006 .clk = {
1007 .name = "sclk_irda",
Thomas Abrahama443a632010-05-14 16:27:28 +09001008 .ctrlbit = (1 << 10),
1009 .enable = s5pc100_sclk0_ctrl,
1010
1011 },
1012 .sources = &clk_src_mmc12,
1013 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 2 },
1014 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 16, .size = 4 },
1015 }, {
1016 .clk = {
1017 .name = "sclk_pwi",
Thomas Abrahama443a632010-05-14 16:27:28 +09001018 .ctrlbit = (1 << 1),
1019 .enable = s5pc100_sclk0_ctrl,
1020
1021 },
1022 .sources = &clk_src_pwi,
1023 .reg_src = { .reg = S5P_CLK_SRC3, .shift = 0, .size = 2 },
1024 .reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 3 },
1025 }, {
1026 .clk = {
1027 .name = "sclk_uhost",
Thomas Abrahama443a632010-05-14 16:27:28 +09001028 .ctrlbit = (1 << 11),
1029 .enable = s5pc100_sclk0_ctrl,
1030
1031 },
1032 .sources = &clk_src_irda_usb,
1033 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 2 },
1034 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 20, .size = 4 },
1035 },
1036};
1037
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001038static struct clksrc_clk clk_sclk_uart = {
1039 .clk = {
1040 .name = "uclk1",
1041 .ctrlbit = (1 << 3),
1042 .enable = s5pc100_sclk0_ctrl,
1043 },
1044 .sources = &clk_src_group2,
1045 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 },
1046 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
1047};
1048
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001049static struct clksrc_clk clk_sclk_mmc0 = {
1050 .clk = {
1051 .name = "sclk_mmc",
1052 .devname = "s3c-sdhci.0",
1053 .ctrlbit = (1 << 12),
1054 .enable = s5pc100_sclk1_ctrl,
1055 },
1056 .sources = &clk_src_mmc0,
1057 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 },
1058 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 0, .size = 4 },
1059};
1060
1061static struct clksrc_clk clk_sclk_mmc1 = {
1062 .clk = {
1063 .name = "sclk_mmc",
1064 .devname = "s3c-sdhci.1",
1065 .ctrlbit = (1 << 13),
1066 .enable = s5pc100_sclk1_ctrl,
1067 },
1068 .sources = &clk_src_mmc12,
1069 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 },
1070 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 4, .size = 4 },
1071};
1072
1073static struct clksrc_clk clk_sclk_mmc2 = {
1074 .clk = {
1075 .name = "sclk_mmc",
1076 .devname = "s3c-sdhci.2",
1077 .ctrlbit = (1 << 14),
1078 .enable = s5pc100_sclk1_ctrl,
1079 },
1080 .sources = &clk_src_mmc12,
1081 .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
1082 .reg_div = { .reg = S5P_CLK_DIV3, .shift = 8, .size = 4 },
1083};
1084
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001085static struct clksrc_clk clk_sclk_spi0 = {
1086 .clk = {
1087 .name = "sclk_spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +09001088 .devname = "s5pc100-spi.0",
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001089 .ctrlbit = (1 << 4),
1090 .enable = s5pc100_sclk0_ctrl,
1091 },
1092 .sources = &clk_src_group1,
1093 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 2 },
1094 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
1095};
1096
1097static struct clksrc_clk clk_sclk_spi1 = {
1098 .clk = {
1099 .name = "sclk_spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +09001100 .devname = "s5pc100-spi.1",
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001101 .ctrlbit = (1 << 5),
1102 .enable = s5pc100_sclk0_ctrl,
1103 },
1104 .sources = &clk_src_group1,
1105 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 2 },
1106 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 },
1107};
1108
1109static struct clksrc_clk clk_sclk_spi2 = {
1110 .clk = {
1111 .name = "sclk_spi",
Thomas Abrahama5238e32012-07-13 07:15:14 +09001112 .devname = "s5pc100-spi.2",
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001113 .ctrlbit = (1 << 6),
1114 .enable = s5pc100_sclk0_ctrl,
1115 },
1116 .sources = &clk_src_group1,
1117 .reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 2 },
1118 .reg_div = { .reg = S5P_CLK_DIV2, .shift = 12, .size = 4 },
1119};
1120
Thomas Abrahama443a632010-05-14 16:27:28 +09001121/* Clock initialisation code */
1122static struct clksrc_clk *sysclks[] = {
1123 &clk_mout_apll,
1124 &clk_mout_epll,
1125 &clk_mout_mpll,
1126 &clk_mout_hpll,
1127 &clk_mout_href,
1128 &clk_mout_48m,
1129 &clk_div_apll,
1130 &clk_div_arm,
1131 &clk_div_d0_bus,
1132 &clk_div_pclkd0,
1133 &clk_div_secss,
1134 &clk_div_apll2,
1135 &clk_mout_am,
1136 &clk_div_d1_bus,
1137 &clk_div_mpll2,
1138 &clk_div_mpll,
1139 &clk_mout_onenand,
1140 &clk_div_onenand,
1141 &clk_div_pclkd1,
1142 &clk_div_cam,
1143 &clk_div_hdmi,
Seungwhan Youn4cfd9c22010-10-14 10:35:23 +09001144 &clk_sclk_audio0,
1145 &clk_sclk_audio1,
1146 &clk_sclk_audio2,
Seungwhan Youn04a4fd02010-10-14 10:35:23 +09001147 &clk_sclk_spdif,
Thomas Abrahama443a632010-05-14 16:27:28 +09001148};
1149
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001150static struct clk *clk_cdev[] = {
1151 &clk_hsmmc0,
1152 &clk_hsmmc1,
1153 &clk_hsmmc2,
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001154 &clk_48m_spi0,
1155 &clk_48m_spi1,
1156 &clk_48m_spi2,
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001157};
1158
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001159static struct clksrc_clk *clksrc_cdev[] = {
1160 &clk_sclk_uart,
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001161 &clk_sclk_mmc0,
1162 &clk_sclk_mmc1,
1163 &clk_sclk_mmc2,
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001164 &clk_sclk_spi0,
1165 &clk_sclk_spi1,
1166 &clk_sclk_spi2,
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001167};
1168
Thomas Abrahama443a632010-05-14 16:27:28 +09001169void __init_or_cpufreq s5pc100_setup_clocks(void)
1170{
1171 unsigned long xtal;
1172 unsigned long arm;
1173 unsigned long hclkd0;
1174 unsigned long hclkd1;
1175 unsigned long pclkd0;
1176 unsigned long pclkd1;
1177 unsigned long apll;
1178 unsigned long mpll;
1179 unsigned long epll;
1180 unsigned long hpll;
1181 unsigned int ptr;
1182
1183 /* Set S5PC100 functions for clk_fout_epll */
Seungwhan Yound4b34c62010-10-14 10:39:08 +09001184 clk_fout_epll.enable = s5p_epll_enable;
Thomas Abrahama443a632010-05-14 16:27:28 +09001185 clk_fout_epll.ops = &s5pc100_epll_ops;
1186
1187 printk(KERN_DEBUG "%s: registering clocks\n", __func__);
1188
1189 xtal = clk_get_rate(&clk_xtal);
1190
1191 printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
1192
1193 apll = s5p_get_pll65xx(xtal, __raw_readl(S5P_APLL_CON));
1194 mpll = s5p_get_pll65xx(xtal, __raw_readl(S5P_MPLL_CON));
1195 epll = s5p_get_pll65xx(xtal, __raw_readl(S5P_EPLL_CON));
1196 hpll = s5p_get_pll65xx(xtal, __raw_readl(S5P_HPLL_CON));
1197
1198 printk(KERN_INFO "S5PC100: PLL settings, A=%ld.%ldMHz, M=%ld.%ldMHz, E=%ld.%ldMHz, H=%ld.%ldMHz\n",
1199 print_mhz(apll), print_mhz(mpll), print_mhz(epll), print_mhz(hpll));
1200
1201 clk_fout_apll.rate = apll;
1202 clk_fout_mpll.rate = mpll;
1203 clk_fout_epll.rate = epll;
1204 clk_mout_hpll.clk.rate = hpll;
1205
1206 for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
1207 s3c_set_clksrc(&clksrcs[ptr], true);
1208
1209 arm = clk_get_rate(&clk_div_arm.clk);
1210 hclkd0 = clk_get_rate(&clk_div_d0_bus.clk);
1211 pclkd0 = clk_get_rate(&clk_div_pclkd0.clk);
1212 hclkd1 = clk_get_rate(&clk_div_d1_bus.clk);
1213 pclkd1 = clk_get_rate(&clk_div_pclkd1.clk);
1214
1215 printk(KERN_INFO "S5PC100: HCLKD0=%ld.%ldMHz, HCLKD1=%ld.%ldMHz, PCLKD0=%ld.%ldMHz, PCLKD1=%ld.%ldMHz\n",
1216 print_mhz(hclkd0), print_mhz(hclkd1), print_mhz(pclkd0), print_mhz(pclkd1));
1217
1218 clk_f.rate = arm;
1219 clk_h.rate = hclkd1;
1220 clk_p.rate = pclkd1;
1221}
1222
1223/*
1224 * The following clocks will be enabled during clock initialization.
1225 */
1226static struct clk init_clocks[] = {
1227 {
1228 .name = "tzic",
Thomas Abrahama443a632010-05-14 16:27:28 +09001229 .parent = &clk_div_d0_bus.clk,
1230 .enable = s5pc100_d0_0_ctrl,
1231 .ctrlbit = (1 << 1),
1232 }, {
1233 .name = "intc",
Thomas Abrahama443a632010-05-14 16:27:28 +09001234 .parent = &clk_div_d0_bus.clk,
1235 .enable = s5pc100_d0_0_ctrl,
1236 .ctrlbit = (1 << 0),
1237 }, {
1238 .name = "ebi",
Thomas Abrahama443a632010-05-14 16:27:28 +09001239 .parent = &clk_div_d0_bus.clk,
1240 .enable = s5pc100_d0_1_ctrl,
1241 .ctrlbit = (1 << 5),
1242 }, {
1243 .name = "intmem",
Thomas Abrahama443a632010-05-14 16:27:28 +09001244 .parent = &clk_div_d0_bus.clk,
1245 .enable = s5pc100_d0_1_ctrl,
1246 .ctrlbit = (1 << 4),
1247 }, {
1248 .name = "sromc",
Thomas Abrahama443a632010-05-14 16:27:28 +09001249 .parent = &clk_div_d0_bus.clk,
1250 .enable = s5pc100_d0_1_ctrl,
1251 .ctrlbit = (1 << 1),
1252 }, {
1253 .name = "dmc",
Thomas Abrahama443a632010-05-14 16:27:28 +09001254 .parent = &clk_div_d0_bus.clk,
1255 .enable = s5pc100_d0_1_ctrl,
1256 .ctrlbit = (1 << 0),
1257 }, {
1258 .name = "chipid",
Thomas Abrahama443a632010-05-14 16:27:28 +09001259 .parent = &clk_div_d0_bus.clk,
1260 .enable = s5pc100_d0_1_ctrl,
1261 .ctrlbit = (1 << 0),
1262 }, {
1263 .name = "gpio",
Thomas Abrahama443a632010-05-14 16:27:28 +09001264 .parent = &clk_div_d1_bus.clk,
1265 .enable = s5pc100_d1_3_ctrl,
1266 .ctrlbit = (1 << 1),
1267 }, {
1268 .name = "uart",
Thomas Abraham29e8eb02011-06-14 19:12:27 +09001269 .devname = "s3c6400-uart.0",
Thomas Abrahama443a632010-05-14 16:27:28 +09001270 .parent = &clk_div_d1_bus.clk,
1271 .enable = s5pc100_d1_4_ctrl,
1272 .ctrlbit = (1 << 0),
1273 }, {
1274 .name = "uart",
Thomas Abraham29e8eb02011-06-14 19:12:27 +09001275 .devname = "s3c6400-uart.1",
Thomas Abrahama443a632010-05-14 16:27:28 +09001276 .parent = &clk_div_d1_bus.clk,
1277 .enable = s5pc100_d1_4_ctrl,
1278 .ctrlbit = (1 << 1),
1279 }, {
1280 .name = "uart",
Thomas Abraham29e8eb02011-06-14 19:12:27 +09001281 .devname = "s3c6400-uart.2",
Thomas Abrahama443a632010-05-14 16:27:28 +09001282 .parent = &clk_div_d1_bus.clk,
1283 .enable = s5pc100_d1_4_ctrl,
1284 .ctrlbit = (1 << 2),
1285 }, {
1286 .name = "uart",
Thomas Abraham29e8eb02011-06-14 19:12:27 +09001287 .devname = "s3c6400-uart.3",
Thomas Abrahama443a632010-05-14 16:27:28 +09001288 .parent = &clk_div_d1_bus.clk,
1289 .enable = s5pc100_d1_4_ctrl,
1290 .ctrlbit = (1 << 3),
1291 }, {
1292 .name = "timers",
Thomas Abrahama443a632010-05-14 16:27:28 +09001293 .parent = &clk_div_d1_bus.clk,
1294 .enable = s5pc100_d1_3_ctrl,
1295 .ctrlbit = (1 << 6),
1296 },
1297};
1298
1299static struct clk *clks[] __initdata = {
1300 &clk_ext,
1301 &clk_i2scdclk0,
1302 &clk_i2scdclk1,
1303 &clk_i2scdclk2,
1304 &clk_pcmcdclk0,
1305 &clk_pcmcdclk1,
1306};
1307
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001308static struct clk_lookup s5pc100_clk_lookup[] = {
1309 CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p),
1310 CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uart.clk),
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001311 CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &clk_hsmmc0),
1312 CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &clk_hsmmc1),
1313 CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.0", &clk_hsmmc2),
1314 CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
1315 CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
1316 CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
Padmavathi Venna02717bb2011-11-02 20:04:08 +09001317 CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
Thomas Abrahama5238e32012-07-13 07:15:14 +09001318 CLKDEV_INIT("s5pc100-spi.0", "spi_busclk1", &clk_48m_spi0),
1319 CLKDEV_INIT("s5pc100-spi.0", "spi_busclk2", &clk_sclk_spi0.clk),
1320 CLKDEV_INIT("s5pc100-spi.1", "spi_busclk1", &clk_48m_spi1),
1321 CLKDEV_INIT("s5pc100-spi.1", "spi_busclk2", &clk_sclk_spi1.clk),
1322 CLKDEV_INIT("s5pc100-spi.2", "spi_busclk1", &clk_48m_spi2),
1323 CLKDEV_INIT("s5pc100-spi.2", "spi_busclk2", &clk_sclk_spi2.clk),
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001324};
1325
Thomas Abrahama443a632010-05-14 16:27:28 +09001326void __init s5pc100_register_clocks(void)
1327{
Thomas Abrahama443a632010-05-14 16:27:28 +09001328 int ptr;
1329
1330 s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
1331
1332 for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
1333 s3c_register_clksrc(sysclks[ptr], 1);
1334
1335 s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
1336 s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001337 for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++)
1338 s3c_register_clksrc(clksrc_cdev[ptr], 1);
Thomas Abrahama443a632010-05-14 16:27:28 +09001339
Kukjin Kim96ee39c2011-01-04 17:45:18 +09001340 s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
1341 s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
Thomas Abraham0cfb26e2011-10-24 12:08:42 +02001342 clkdev_add_table(s5pc100_clk_lookup, ARRAY_SIZE(s5pc100_clk_lookup));
Thomas Abrahama443a632010-05-14 16:27:28 +09001343
Rajeshwari Shindea361d102011-10-24 17:05:58 +02001344 s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev));
1345 for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++)
1346 s3c_disable_clocks(clk_cdev[ptr], 1);
1347
Boojin Kima422bd02011-09-02 09:44:38 +09001348 s3c24xx_register_clock(&dummy_apb_pclk);
1349
Thomas Abrahama443a632010-05-14 16:27:28 +09001350 s3c_pwmclk_init();
1351}