clock.c 38 KB

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  1. /* linux/arch/arm/mach-exynos4/clock.c
  2. *
  3. * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
  4. * http://www.samsung.com
  5. *
  6. * EXYNOS4 - 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. #include <linux/kernel.h>
  13. #include <linux/err.h>
  14. #include <linux/io.h>
  15. #include <linux/syscore_ops.h>
  16. #include <plat/cpu-freq.h>
  17. #include <plat/clock.h>
  18. #include <plat/cpu.h>
  19. #include <plat/pll.h>
  20. #include <plat/s5p-clock.h>
  21. #include <plat/clock-clksrc.h>
  22. #include <plat/pm.h>
  23. #include <mach/map.h>
  24. #include <mach/regs-clock.h>
  25. #include <mach/sysmmu.h>
  26. #include <mach/exynos4-clock.h>
  27. #include "common.h"
  28. #ifdef CONFIG_PM_SLEEP
  29. static struct sleep_save exynos4_clock_save[] = {
  30. SAVE_ITEM(S5P_CLKDIV_LEFTBUS),
  31. SAVE_ITEM(S5P_CLKGATE_IP_LEFTBUS),
  32. SAVE_ITEM(S5P_CLKDIV_RIGHTBUS),
  33. SAVE_ITEM(S5P_CLKGATE_IP_RIGHTBUS),
  34. SAVE_ITEM(S5P_CLKSRC_TOP0),
  35. SAVE_ITEM(S5P_CLKSRC_TOP1),
  36. SAVE_ITEM(S5P_CLKSRC_CAM),
  37. SAVE_ITEM(S5P_CLKSRC_TV),
  38. SAVE_ITEM(S5P_CLKSRC_MFC),
  39. SAVE_ITEM(S5P_CLKSRC_G3D),
  40. SAVE_ITEM(S5P_CLKSRC_LCD0),
  41. SAVE_ITEM(S5P_CLKSRC_MAUDIO),
  42. SAVE_ITEM(S5P_CLKSRC_FSYS),
  43. SAVE_ITEM(S5P_CLKSRC_PERIL0),
  44. SAVE_ITEM(S5P_CLKSRC_PERIL1),
  45. SAVE_ITEM(S5P_CLKDIV_CAM),
  46. SAVE_ITEM(S5P_CLKDIV_TV),
  47. SAVE_ITEM(S5P_CLKDIV_MFC),
  48. SAVE_ITEM(S5P_CLKDIV_G3D),
  49. SAVE_ITEM(S5P_CLKDIV_LCD0),
  50. SAVE_ITEM(S5P_CLKDIV_MAUDIO),
  51. SAVE_ITEM(S5P_CLKDIV_FSYS0),
  52. SAVE_ITEM(S5P_CLKDIV_FSYS1),
  53. SAVE_ITEM(S5P_CLKDIV_FSYS2),
  54. SAVE_ITEM(S5P_CLKDIV_FSYS3),
  55. SAVE_ITEM(S5P_CLKDIV_PERIL0),
  56. SAVE_ITEM(S5P_CLKDIV_PERIL1),
  57. SAVE_ITEM(S5P_CLKDIV_PERIL2),
  58. SAVE_ITEM(S5P_CLKDIV_PERIL3),
  59. SAVE_ITEM(S5P_CLKDIV_PERIL4),
  60. SAVE_ITEM(S5P_CLKDIV_PERIL5),
  61. SAVE_ITEM(S5P_CLKDIV_TOP),
  62. SAVE_ITEM(S5P_CLKSRC_MASK_TOP),
  63. SAVE_ITEM(S5P_CLKSRC_MASK_CAM),
  64. SAVE_ITEM(S5P_CLKSRC_MASK_TV),
  65. SAVE_ITEM(S5P_CLKSRC_MASK_LCD0),
  66. SAVE_ITEM(S5P_CLKSRC_MASK_MAUDIO),
  67. SAVE_ITEM(S5P_CLKSRC_MASK_FSYS),
  68. SAVE_ITEM(S5P_CLKSRC_MASK_PERIL0),
  69. SAVE_ITEM(S5P_CLKSRC_MASK_PERIL1),
  70. SAVE_ITEM(S5P_CLKDIV2_RATIO),
  71. SAVE_ITEM(S5P_CLKGATE_SCLKCAM),
  72. SAVE_ITEM(S5P_CLKGATE_IP_CAM),
  73. SAVE_ITEM(S5P_CLKGATE_IP_TV),
  74. SAVE_ITEM(S5P_CLKGATE_IP_MFC),
  75. SAVE_ITEM(S5P_CLKGATE_IP_G3D),
  76. SAVE_ITEM(S5P_CLKGATE_IP_LCD0),
  77. SAVE_ITEM(S5P_CLKGATE_IP_FSYS),
  78. SAVE_ITEM(S5P_CLKGATE_IP_GPS),
  79. SAVE_ITEM(S5P_CLKGATE_IP_PERIL),
  80. SAVE_ITEM(S5P_CLKGATE_BLOCK),
  81. SAVE_ITEM(S5P_CLKSRC_MASK_DMC),
  82. SAVE_ITEM(S5P_CLKSRC_DMC),
  83. SAVE_ITEM(S5P_CLKDIV_DMC0),
  84. SAVE_ITEM(S5P_CLKDIV_DMC1),
  85. SAVE_ITEM(S5P_CLKGATE_IP_DMC),
  86. SAVE_ITEM(S5P_CLKSRC_CPU),
  87. SAVE_ITEM(S5P_CLKDIV_CPU),
  88. SAVE_ITEM(S5P_CLKDIV_CPU + 0x4),
  89. SAVE_ITEM(S5P_CLKGATE_SCLKCPU),
  90. SAVE_ITEM(S5P_CLKGATE_IP_CPU),
  91. };
  92. #endif
  93. struct clk clk_sclk_hdmi27m = {
  94. .name = "sclk_hdmi27m",
  95. .rate = 27000000,
  96. };
  97. struct clk clk_sclk_hdmiphy = {
  98. .name = "sclk_hdmiphy",
  99. };
  100. struct clk clk_sclk_usbphy0 = {
  101. .name = "sclk_usbphy0",
  102. .rate = 27000000,
  103. };
  104. struct clk clk_sclk_usbphy1 = {
  105. .name = "sclk_usbphy1",
  106. };
  107. static struct clk dummy_apb_pclk = {
  108. .name = "apb_pclk",
  109. .id = -1,
  110. };
  111. static int exynos4_clksrc_mask_top_ctrl(struct clk *clk, int enable)
  112. {
  113. return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable);
  114. }
  115. static int exynos4_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
  116. {
  117. return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable);
  118. }
  119. static int exynos4_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
  120. {
  121. return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable);
  122. }
  123. int exynos4_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
  124. {
  125. return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable);
  126. }
  127. static int exynos4_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
  128. {
  129. return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);
  130. }
  131. static int exynos4_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
  132. {
  133. return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, enable);
  134. }
  135. static int exynos4_clk_ip_mfc_ctrl(struct clk *clk, int enable)
  136. {
  137. return s5p_gatectrl(S5P_CLKGATE_IP_MFC, clk, enable);
  138. }
  139. static int exynos4_clksrc_mask_tv_ctrl(struct clk *clk, int enable)
  140. {
  141. return s5p_gatectrl(S5P_CLKSRC_MASK_TV, clk, enable);
  142. }
  143. static int exynos4_clk_ip_cam_ctrl(struct clk *clk, int enable)
  144. {
  145. return s5p_gatectrl(S5P_CLKGATE_IP_CAM, clk, enable);
  146. }
  147. static int exynos4_clk_ip_tv_ctrl(struct clk *clk, int enable)
  148. {
  149. return s5p_gatectrl(S5P_CLKGATE_IP_TV, clk, enable);
  150. }
  151. static int exynos4_clk_ip_image_ctrl(struct clk *clk, int enable)
  152. {
  153. return s5p_gatectrl(S5P_CLKGATE_IP_IMAGE, clk, enable);
  154. }
  155. static int exynos4_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
  156. {
  157. return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable);
  158. }
  159. int exynos4_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
  160. {
  161. return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable);
  162. }
  163. int exynos4_clk_ip_fsys_ctrl(struct clk *clk, int enable)
  164. {
  165. return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable);
  166. }
  167. static int exynos4_clk_ip_peril_ctrl(struct clk *clk, int enable)
  168. {
  169. return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
  170. }
  171. static int exynos4_clk_ip_perir_ctrl(struct clk *clk, int enable)
  172. {
  173. return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable);
  174. }
  175. static int exynos4_clk_hdmiphy_ctrl(struct clk *clk, int enable)
  176. {
  177. return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
  178. }
  179. static int exynos4_clk_dac_ctrl(struct clk *clk, int enable)
  180. {
  181. return s5p_gatectrl(S5P_DAC_PHY_CONTROL, clk, enable);
  182. }
  183. /* Core list of CMU_CPU side */
  184. static struct clksrc_clk clk_mout_apll = {
  185. .clk = {
  186. .name = "mout_apll",
  187. },
  188. .sources = &clk_src_apll,
  189. .reg_src = { .reg = S5P_CLKSRC_CPU, .shift = 0, .size = 1 },
  190. };
  191. struct clksrc_clk clk_sclk_apll = {
  192. .clk = {
  193. .name = "sclk_apll",
  194. .parent = &clk_mout_apll.clk,
  195. },
  196. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 24, .size = 3 },
  197. };
  198. struct clksrc_clk clk_mout_epll = {
  199. .clk = {
  200. .name = "mout_epll",
  201. },
  202. .sources = &clk_src_epll,
  203. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 4, .size = 1 },
  204. };
  205. struct clksrc_clk clk_mout_mpll = {
  206. .clk = {
  207. .name = "mout_mpll",
  208. },
  209. .sources = &clk_src_mpll,
  210. /* reg_src will be added in each SoCs' clock */
  211. };
  212. static struct clk *clkset_moutcore_list[] = {
  213. [0] = &clk_mout_apll.clk,
  214. [1] = &clk_mout_mpll.clk,
  215. };
  216. static struct clksrc_sources clkset_moutcore = {
  217. .sources = clkset_moutcore_list,
  218. .nr_sources = ARRAY_SIZE(clkset_moutcore_list),
  219. };
  220. static struct clksrc_clk clk_moutcore = {
  221. .clk = {
  222. .name = "moutcore",
  223. },
  224. .sources = &clkset_moutcore,
  225. .reg_src = { .reg = S5P_CLKSRC_CPU, .shift = 16, .size = 1 },
  226. };
  227. static struct clksrc_clk clk_coreclk = {
  228. .clk = {
  229. .name = "core_clk",
  230. .parent = &clk_moutcore.clk,
  231. },
  232. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 0, .size = 3 },
  233. };
  234. static struct clksrc_clk clk_armclk = {
  235. .clk = {
  236. .name = "armclk",
  237. .parent = &clk_coreclk.clk,
  238. },
  239. };
  240. static struct clksrc_clk clk_aclk_corem0 = {
  241. .clk = {
  242. .name = "aclk_corem0",
  243. .parent = &clk_coreclk.clk,
  244. },
  245. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 },
  246. };
  247. static struct clksrc_clk clk_aclk_cores = {
  248. .clk = {
  249. .name = "aclk_cores",
  250. .parent = &clk_coreclk.clk,
  251. },
  252. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 },
  253. };
  254. static struct clksrc_clk clk_aclk_corem1 = {
  255. .clk = {
  256. .name = "aclk_corem1",
  257. .parent = &clk_coreclk.clk,
  258. },
  259. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 8, .size = 3 },
  260. };
  261. static struct clksrc_clk clk_periphclk = {
  262. .clk = {
  263. .name = "periphclk",
  264. .parent = &clk_coreclk.clk,
  265. },
  266. .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 12, .size = 3 },
  267. };
  268. /* Core list of CMU_CORE side */
  269. struct clk *clkset_corebus_list[] = {
  270. [0] = &clk_mout_mpll.clk,
  271. [1] = &clk_sclk_apll.clk,
  272. };
  273. struct clksrc_sources clkset_mout_corebus = {
  274. .sources = clkset_corebus_list,
  275. .nr_sources = ARRAY_SIZE(clkset_corebus_list),
  276. };
  277. static struct clksrc_clk clk_mout_corebus = {
  278. .clk = {
  279. .name = "mout_corebus",
  280. },
  281. .sources = &clkset_mout_corebus,
  282. .reg_src = { .reg = S5P_CLKSRC_DMC, .shift = 4, .size = 1 },
  283. };
  284. static struct clksrc_clk clk_sclk_dmc = {
  285. .clk = {
  286. .name = "sclk_dmc",
  287. .parent = &clk_mout_corebus.clk,
  288. },
  289. .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 12, .size = 3 },
  290. };
  291. static struct clksrc_clk clk_aclk_cored = {
  292. .clk = {
  293. .name = "aclk_cored",
  294. .parent = &clk_sclk_dmc.clk,
  295. },
  296. .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 16, .size = 3 },
  297. };
  298. static struct clksrc_clk clk_aclk_corep = {
  299. .clk = {
  300. .name = "aclk_corep",
  301. .parent = &clk_aclk_cored.clk,
  302. },
  303. .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 20, .size = 3 },
  304. };
  305. static struct clksrc_clk clk_aclk_acp = {
  306. .clk = {
  307. .name = "aclk_acp",
  308. .parent = &clk_mout_corebus.clk,
  309. },
  310. .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 0, .size = 3 },
  311. };
  312. static struct clksrc_clk clk_pclk_acp = {
  313. .clk = {
  314. .name = "pclk_acp",
  315. .parent = &clk_aclk_acp.clk,
  316. },
  317. .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 4, .size = 3 },
  318. };
  319. /* Core list of CMU_TOP side */
  320. struct clk *clkset_aclk_top_list[] = {
  321. [0] = &clk_mout_mpll.clk,
  322. [1] = &clk_sclk_apll.clk,
  323. };
  324. struct clksrc_sources clkset_aclk = {
  325. .sources = clkset_aclk_top_list,
  326. .nr_sources = ARRAY_SIZE(clkset_aclk_top_list),
  327. };
  328. static struct clksrc_clk clk_aclk_200 = {
  329. .clk = {
  330. .name = "aclk_200",
  331. },
  332. .sources = &clkset_aclk,
  333. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 12, .size = 1 },
  334. .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 0, .size = 3 },
  335. };
  336. static struct clksrc_clk clk_aclk_100 = {
  337. .clk = {
  338. .name = "aclk_100",
  339. },
  340. .sources = &clkset_aclk,
  341. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 16, .size = 1 },
  342. .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 4, .size = 4 },
  343. };
  344. static struct clksrc_clk clk_aclk_160 = {
  345. .clk = {
  346. .name = "aclk_160",
  347. },
  348. .sources = &clkset_aclk,
  349. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 20, .size = 1 },
  350. .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 8, .size = 3 },
  351. };
  352. struct clksrc_clk clk_aclk_133 = {
  353. .clk = {
  354. .name = "aclk_133",
  355. },
  356. .sources = &clkset_aclk,
  357. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 24, .size = 1 },
  358. .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 12, .size = 3 },
  359. };
  360. static struct clk *clkset_vpllsrc_list[] = {
  361. [0] = &clk_fin_vpll,
  362. [1] = &clk_sclk_hdmi27m,
  363. };
  364. static struct clksrc_sources clkset_vpllsrc = {
  365. .sources = clkset_vpllsrc_list,
  366. .nr_sources = ARRAY_SIZE(clkset_vpllsrc_list),
  367. };
  368. static struct clksrc_clk clk_vpllsrc = {
  369. .clk = {
  370. .name = "vpll_src",
  371. .enable = exynos4_clksrc_mask_top_ctrl,
  372. .ctrlbit = (1 << 0),
  373. },
  374. .sources = &clkset_vpllsrc,
  375. .reg_src = { .reg = S5P_CLKSRC_TOP1, .shift = 0, .size = 1 },
  376. };
  377. static struct clk *clkset_sclk_vpll_list[] = {
  378. [0] = &clk_vpllsrc.clk,
  379. [1] = &clk_fout_vpll,
  380. };
  381. static struct clksrc_sources clkset_sclk_vpll = {
  382. .sources = clkset_sclk_vpll_list,
  383. .nr_sources = ARRAY_SIZE(clkset_sclk_vpll_list),
  384. };
  385. struct clksrc_clk clk_sclk_vpll = {
  386. .clk = {
  387. .name = "sclk_vpll",
  388. },
  389. .sources = &clkset_sclk_vpll,
  390. .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 8, .size = 1 },
  391. };
  392. static struct clk init_clocks_off[] = {
  393. {
  394. .name = "timers",
  395. .parent = &clk_aclk_100.clk,
  396. .enable = exynos4_clk_ip_peril_ctrl,
  397. .ctrlbit = (1<<24),
  398. }, {
  399. .name = "csis",
  400. .devname = "s5p-mipi-csis.0",
  401. .enable = exynos4_clk_ip_cam_ctrl,
  402. .ctrlbit = (1 << 4),
  403. }, {
  404. .name = "csis",
  405. .devname = "s5p-mipi-csis.1",
  406. .enable = exynos4_clk_ip_cam_ctrl,
  407. .ctrlbit = (1 << 5),
  408. }, {
  409. .name = "fimc",
  410. .devname = "exynos4-fimc.0",
  411. .enable = exynos4_clk_ip_cam_ctrl,
  412. .ctrlbit = (1 << 0),
  413. }, {
  414. .name = "fimc",
  415. .devname = "exynos4-fimc.1",
  416. .enable = exynos4_clk_ip_cam_ctrl,
  417. .ctrlbit = (1 << 1),
  418. }, {
  419. .name = "fimc",
  420. .devname = "exynos4-fimc.2",
  421. .enable = exynos4_clk_ip_cam_ctrl,
  422. .ctrlbit = (1 << 2),
  423. }, {
  424. .name = "fimc",
  425. .devname = "exynos4-fimc.3",
  426. .enable = exynos4_clk_ip_cam_ctrl,
  427. .ctrlbit = (1 << 3),
  428. }, {
  429. .name = "fimd",
  430. .devname = "exynos4-fb.0",
  431. .enable = exynos4_clk_ip_lcd0_ctrl,
  432. .ctrlbit = (1 << 0),
  433. }, {
  434. .name = "hsmmc",
  435. .devname = "s3c-sdhci.0",
  436. .parent = &clk_aclk_133.clk,
  437. .enable = exynos4_clk_ip_fsys_ctrl,
  438. .ctrlbit = (1 << 5),
  439. }, {
  440. .name = "hsmmc",
  441. .devname = "s3c-sdhci.1",
  442. .parent = &clk_aclk_133.clk,
  443. .enable = exynos4_clk_ip_fsys_ctrl,
  444. .ctrlbit = (1 << 6),
  445. }, {
  446. .name = "hsmmc",
  447. .devname = "s3c-sdhci.2",
  448. .parent = &clk_aclk_133.clk,
  449. .enable = exynos4_clk_ip_fsys_ctrl,
  450. .ctrlbit = (1 << 7),
  451. }, {
  452. .name = "hsmmc",
  453. .devname = "s3c-sdhci.3",
  454. .parent = &clk_aclk_133.clk,
  455. .enable = exynos4_clk_ip_fsys_ctrl,
  456. .ctrlbit = (1 << 8),
  457. }, {
  458. .name = "dwmmc",
  459. .parent = &clk_aclk_133.clk,
  460. .enable = exynos4_clk_ip_fsys_ctrl,
  461. .ctrlbit = (1 << 9),
  462. }, {
  463. .name = "dac",
  464. .devname = "s5p-sdo",
  465. .enable = exynos4_clk_ip_tv_ctrl,
  466. .ctrlbit = (1 << 2),
  467. }, {
  468. .name = "mixer",
  469. .devname = "s5p-mixer",
  470. .enable = exynos4_clk_ip_tv_ctrl,
  471. .ctrlbit = (1 << 1),
  472. }, {
  473. .name = "vp",
  474. .devname = "s5p-mixer",
  475. .enable = exynos4_clk_ip_tv_ctrl,
  476. .ctrlbit = (1 << 0),
  477. }, {
  478. .name = "hdmi",
  479. .devname = "exynos4-hdmi",
  480. .enable = exynos4_clk_ip_tv_ctrl,
  481. .ctrlbit = (1 << 3),
  482. }, {
  483. .name = "hdmiphy",
  484. .devname = "exynos4-hdmi",
  485. .enable = exynos4_clk_hdmiphy_ctrl,
  486. .ctrlbit = (1 << 0),
  487. }, {
  488. .name = "dacphy",
  489. .devname = "s5p-sdo",
  490. .enable = exynos4_clk_dac_ctrl,
  491. .ctrlbit = (1 << 0),
  492. }, {
  493. .name = "adc",
  494. .enable = exynos4_clk_ip_peril_ctrl,
  495. .ctrlbit = (1 << 15),
  496. }, {
  497. .name = "keypad",
  498. .enable = exynos4_clk_ip_perir_ctrl,
  499. .ctrlbit = (1 << 16),
  500. }, {
  501. .name = "rtc",
  502. .enable = exynos4_clk_ip_perir_ctrl,
  503. .ctrlbit = (1 << 15),
  504. }, {
  505. .name = "watchdog",
  506. .parent = &clk_aclk_100.clk,
  507. .enable = exynos4_clk_ip_perir_ctrl,
  508. .ctrlbit = (1 << 14),
  509. }, {
  510. .name = "usbhost",
  511. .enable = exynos4_clk_ip_fsys_ctrl ,
  512. .ctrlbit = (1 << 12),
  513. }, {
  514. .name = "otg",
  515. .enable = exynos4_clk_ip_fsys_ctrl,
  516. .ctrlbit = (1 << 13),
  517. }, {
  518. .name = "spi",
  519. .devname = "s3c64xx-spi.0",
  520. .enable = exynos4_clk_ip_peril_ctrl,
  521. .ctrlbit = (1 << 16),
  522. }, {
  523. .name = "spi",
  524. .devname = "s3c64xx-spi.1",
  525. .enable = exynos4_clk_ip_peril_ctrl,
  526. .ctrlbit = (1 << 17),
  527. }, {
  528. .name = "spi",
  529. .devname = "s3c64xx-spi.2",
  530. .enable = exynos4_clk_ip_peril_ctrl,
  531. .ctrlbit = (1 << 18),
  532. }, {
  533. .name = "iis",
  534. .devname = "samsung-i2s.0",
  535. .enable = exynos4_clk_ip_peril_ctrl,
  536. .ctrlbit = (1 << 19),
  537. }, {
  538. .name = "iis",
  539. .devname = "samsung-i2s.1",
  540. .enable = exynos4_clk_ip_peril_ctrl,
  541. .ctrlbit = (1 << 20),
  542. }, {
  543. .name = "iis",
  544. .devname = "samsung-i2s.2",
  545. .enable = exynos4_clk_ip_peril_ctrl,
  546. .ctrlbit = (1 << 21),
  547. }, {
  548. .name = "ac97",
  549. .devname = "samsung-ac97",
  550. .enable = exynos4_clk_ip_peril_ctrl,
  551. .ctrlbit = (1 << 27),
  552. }, {
  553. .name = "fimg2d",
  554. .enable = exynos4_clk_ip_image_ctrl,
  555. .ctrlbit = (1 << 0),
  556. }, {
  557. .name = "mfc",
  558. .devname = "s5p-mfc",
  559. .enable = exynos4_clk_ip_mfc_ctrl,
  560. .ctrlbit = (1 << 0),
  561. }, {
  562. .name = "i2c",
  563. .devname = "s3c2440-i2c.0",
  564. .parent = &clk_aclk_100.clk,
  565. .enable = exynos4_clk_ip_peril_ctrl,
  566. .ctrlbit = (1 << 6),
  567. }, {
  568. .name = "i2c",
  569. .devname = "s3c2440-i2c.1",
  570. .parent = &clk_aclk_100.clk,
  571. .enable = exynos4_clk_ip_peril_ctrl,
  572. .ctrlbit = (1 << 7),
  573. }, {
  574. .name = "i2c",
  575. .devname = "s3c2440-i2c.2",
  576. .parent = &clk_aclk_100.clk,
  577. .enable = exynos4_clk_ip_peril_ctrl,
  578. .ctrlbit = (1 << 8),
  579. }, {
  580. .name = "i2c",
  581. .devname = "s3c2440-i2c.3",
  582. .parent = &clk_aclk_100.clk,
  583. .enable = exynos4_clk_ip_peril_ctrl,
  584. .ctrlbit = (1 << 9),
  585. }, {
  586. .name = "i2c",
  587. .devname = "s3c2440-i2c.4",
  588. .parent = &clk_aclk_100.clk,
  589. .enable = exynos4_clk_ip_peril_ctrl,
  590. .ctrlbit = (1 << 10),
  591. }, {
  592. .name = "i2c",
  593. .devname = "s3c2440-i2c.5",
  594. .parent = &clk_aclk_100.clk,
  595. .enable = exynos4_clk_ip_peril_ctrl,
  596. .ctrlbit = (1 << 11),
  597. }, {
  598. .name = "i2c",
  599. .devname = "s3c2440-i2c.6",
  600. .parent = &clk_aclk_100.clk,
  601. .enable = exynos4_clk_ip_peril_ctrl,
  602. .ctrlbit = (1 << 12),
  603. }, {
  604. .name = "i2c",
  605. .devname = "s3c2440-i2c.7",
  606. .parent = &clk_aclk_100.clk,
  607. .enable = exynos4_clk_ip_peril_ctrl,
  608. .ctrlbit = (1 << 13),
  609. }, {
  610. .name = "i2c",
  611. .devname = "s3c2440-hdmiphy-i2c",
  612. .parent = &clk_aclk_100.clk,
  613. .enable = exynos4_clk_ip_peril_ctrl,
  614. .ctrlbit = (1 << 14),
  615. }, {
  616. .name = "SYSMMU_MDMA",
  617. .enable = exynos4_clk_ip_image_ctrl,
  618. .ctrlbit = (1 << 5),
  619. }, {
  620. .name = "SYSMMU_FIMC0",
  621. .enable = exynos4_clk_ip_cam_ctrl,
  622. .ctrlbit = (1 << 7),
  623. }, {
  624. .name = "SYSMMU_FIMC1",
  625. .enable = exynos4_clk_ip_cam_ctrl,
  626. .ctrlbit = (1 << 8),
  627. }, {
  628. .name = "SYSMMU_FIMC2",
  629. .enable = exynos4_clk_ip_cam_ctrl,
  630. .ctrlbit = (1 << 9),
  631. }, {
  632. .name = "SYSMMU_FIMC3",
  633. .enable = exynos4_clk_ip_cam_ctrl,
  634. .ctrlbit = (1 << 10),
  635. }, {
  636. .name = "SYSMMU_JPEG",
  637. .enable = exynos4_clk_ip_cam_ctrl,
  638. .ctrlbit = (1 << 11),
  639. }, {
  640. .name = "SYSMMU_FIMD0",
  641. .enable = exynos4_clk_ip_lcd0_ctrl,
  642. .ctrlbit = (1 << 4),
  643. }, {
  644. .name = "SYSMMU_FIMD1",
  645. .enable = exynos4_clk_ip_lcd1_ctrl,
  646. .ctrlbit = (1 << 4),
  647. }, {
  648. .name = "SYSMMU_PCIe",
  649. .enable = exynos4_clk_ip_fsys_ctrl,
  650. .ctrlbit = (1 << 18),
  651. }, {
  652. .name = "SYSMMU_G2D",
  653. .enable = exynos4_clk_ip_image_ctrl,
  654. .ctrlbit = (1 << 3),
  655. }, {
  656. .name = "SYSMMU_ROTATOR",
  657. .enable = exynos4_clk_ip_image_ctrl,
  658. .ctrlbit = (1 << 4),
  659. }, {
  660. .name = "SYSMMU_TV",
  661. .enable = exynos4_clk_ip_tv_ctrl,
  662. .ctrlbit = (1 << 4),
  663. }, {
  664. .name = "SYSMMU_MFC_L",
  665. .enable = exynos4_clk_ip_mfc_ctrl,
  666. .ctrlbit = (1 << 1),
  667. }, {
  668. .name = "SYSMMU_MFC_R",
  669. .enable = exynos4_clk_ip_mfc_ctrl,
  670. .ctrlbit = (1 << 2),
  671. }
  672. };
  673. static struct clk init_clocks[] = {
  674. {
  675. .name = "uart",
  676. .devname = "s5pv210-uart.0",
  677. .enable = exynos4_clk_ip_peril_ctrl,
  678. .ctrlbit = (1 << 0),
  679. }, {
  680. .name = "uart",
  681. .devname = "s5pv210-uart.1",
  682. .enable = exynos4_clk_ip_peril_ctrl,
  683. .ctrlbit = (1 << 1),
  684. }, {
  685. .name = "uart",
  686. .devname = "s5pv210-uart.2",
  687. .enable = exynos4_clk_ip_peril_ctrl,
  688. .ctrlbit = (1 << 2),
  689. }, {
  690. .name = "uart",
  691. .devname = "s5pv210-uart.3",
  692. .enable = exynos4_clk_ip_peril_ctrl,
  693. .ctrlbit = (1 << 3),
  694. }, {
  695. .name = "uart",
  696. .devname = "s5pv210-uart.4",
  697. .enable = exynos4_clk_ip_peril_ctrl,
  698. .ctrlbit = (1 << 4),
  699. }, {
  700. .name = "uart",
  701. .devname = "s5pv210-uart.5",
  702. .enable = exynos4_clk_ip_peril_ctrl,
  703. .ctrlbit = (1 << 5),
  704. }
  705. };
  706. static struct clk clk_pdma0 = {
  707. .name = "dma",
  708. .devname = "dma-pl330.0",
  709. .enable = exynos4_clk_ip_fsys_ctrl,
  710. .ctrlbit = (1 << 0),
  711. };
  712. static struct clk clk_pdma1 = {
  713. .name = "dma",
  714. .devname = "dma-pl330.1",
  715. .enable = exynos4_clk_ip_fsys_ctrl,
  716. .ctrlbit = (1 << 1),
  717. };
  718. struct clk *clkset_group_list[] = {
  719. [0] = &clk_ext_xtal_mux,
  720. [1] = &clk_xusbxti,
  721. [2] = &clk_sclk_hdmi27m,
  722. [3] = &clk_sclk_usbphy0,
  723. [4] = &clk_sclk_usbphy1,
  724. [5] = &clk_sclk_hdmiphy,
  725. [6] = &clk_mout_mpll.clk,
  726. [7] = &clk_mout_epll.clk,
  727. [8] = &clk_sclk_vpll.clk,
  728. };
  729. struct clksrc_sources clkset_group = {
  730. .sources = clkset_group_list,
  731. .nr_sources = ARRAY_SIZE(clkset_group_list),
  732. };
  733. static struct clk *clkset_mout_g2d0_list[] = {
  734. [0] = &clk_mout_mpll.clk,
  735. [1] = &clk_sclk_apll.clk,
  736. };
  737. static struct clksrc_sources clkset_mout_g2d0 = {
  738. .sources = clkset_mout_g2d0_list,
  739. .nr_sources = ARRAY_SIZE(clkset_mout_g2d0_list),
  740. };
  741. static struct clksrc_clk clk_mout_g2d0 = {
  742. .clk = {
  743. .name = "mout_g2d0",
  744. },
  745. .sources = &clkset_mout_g2d0,
  746. .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 0, .size = 1 },
  747. };
  748. static struct clk *clkset_mout_g2d1_list[] = {
  749. [0] = &clk_mout_epll.clk,
  750. [1] = &clk_sclk_vpll.clk,
  751. };
  752. static struct clksrc_sources clkset_mout_g2d1 = {
  753. .sources = clkset_mout_g2d1_list,
  754. .nr_sources = ARRAY_SIZE(clkset_mout_g2d1_list),
  755. };
  756. static struct clksrc_clk clk_mout_g2d1 = {
  757. .clk = {
  758. .name = "mout_g2d1",
  759. },
  760. .sources = &clkset_mout_g2d1,
  761. .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 4, .size = 1 },
  762. };
  763. static struct clk *clkset_mout_g2d_list[] = {
  764. [0] = &clk_mout_g2d0.clk,
  765. [1] = &clk_mout_g2d1.clk,
  766. };
  767. static struct clksrc_sources clkset_mout_g2d = {
  768. .sources = clkset_mout_g2d_list,
  769. .nr_sources = ARRAY_SIZE(clkset_mout_g2d_list),
  770. };
  771. static struct clk *clkset_mout_mfc0_list[] = {
  772. [0] = &clk_mout_mpll.clk,
  773. [1] = &clk_sclk_apll.clk,
  774. };
  775. static struct clksrc_sources clkset_mout_mfc0 = {
  776. .sources = clkset_mout_mfc0_list,
  777. .nr_sources = ARRAY_SIZE(clkset_mout_mfc0_list),
  778. };
  779. static struct clksrc_clk clk_mout_mfc0 = {
  780. .clk = {
  781. .name = "mout_mfc0",
  782. },
  783. .sources = &clkset_mout_mfc0,
  784. .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 0, .size = 1 },
  785. };
  786. static struct clk *clkset_mout_mfc1_list[] = {
  787. [0] = &clk_mout_epll.clk,
  788. [1] = &clk_sclk_vpll.clk,
  789. };
  790. static struct clksrc_sources clkset_mout_mfc1 = {
  791. .sources = clkset_mout_mfc1_list,
  792. .nr_sources = ARRAY_SIZE(clkset_mout_mfc1_list),
  793. };
  794. static struct clksrc_clk clk_mout_mfc1 = {
  795. .clk = {
  796. .name = "mout_mfc1",
  797. },
  798. .sources = &clkset_mout_mfc1,
  799. .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 4, .size = 1 },
  800. };
  801. static struct clk *clkset_mout_mfc_list[] = {
  802. [0] = &clk_mout_mfc0.clk,
  803. [1] = &clk_mout_mfc1.clk,
  804. };
  805. static struct clksrc_sources clkset_mout_mfc = {
  806. .sources = clkset_mout_mfc_list,
  807. .nr_sources = ARRAY_SIZE(clkset_mout_mfc_list),
  808. };
  809. static struct clk *clkset_sclk_dac_list[] = {
  810. [0] = &clk_sclk_vpll.clk,
  811. [1] = &clk_sclk_hdmiphy,
  812. };
  813. static struct clksrc_sources clkset_sclk_dac = {
  814. .sources = clkset_sclk_dac_list,
  815. .nr_sources = ARRAY_SIZE(clkset_sclk_dac_list),
  816. };
  817. static struct clksrc_clk clk_sclk_dac = {
  818. .clk = {
  819. .name = "sclk_dac",
  820. .enable = exynos4_clksrc_mask_tv_ctrl,
  821. .ctrlbit = (1 << 8),
  822. },
  823. .sources = &clkset_sclk_dac,
  824. .reg_src = { .reg = S5P_CLKSRC_TV, .shift = 8, .size = 1 },
  825. };
  826. static struct clksrc_clk clk_sclk_pixel = {
  827. .clk = {
  828. .name = "sclk_pixel",
  829. .parent = &clk_sclk_vpll.clk,
  830. },
  831. .reg_div = { .reg = S5P_CLKDIV_TV, .shift = 0, .size = 4 },
  832. };
  833. static struct clk *clkset_sclk_hdmi_list[] = {
  834. [0] = &clk_sclk_pixel.clk,
  835. [1] = &clk_sclk_hdmiphy,
  836. };
  837. static struct clksrc_sources clkset_sclk_hdmi = {
  838. .sources = clkset_sclk_hdmi_list,
  839. .nr_sources = ARRAY_SIZE(clkset_sclk_hdmi_list),
  840. };
  841. static struct clksrc_clk clk_sclk_hdmi = {
  842. .clk = {
  843. .name = "sclk_hdmi",
  844. .enable = exynos4_clksrc_mask_tv_ctrl,
  845. .ctrlbit = (1 << 0),
  846. },
  847. .sources = &clkset_sclk_hdmi,
  848. .reg_src = { .reg = S5P_CLKSRC_TV, .shift = 0, .size = 1 },
  849. };
  850. static struct clk *clkset_sclk_mixer_list[] = {
  851. [0] = &clk_sclk_dac.clk,
  852. [1] = &clk_sclk_hdmi.clk,
  853. };
  854. static struct clksrc_sources clkset_sclk_mixer = {
  855. .sources = clkset_sclk_mixer_list,
  856. .nr_sources = ARRAY_SIZE(clkset_sclk_mixer_list),
  857. };
  858. static struct clksrc_clk clk_sclk_mixer = {
  859. .clk = {
  860. .name = "sclk_mixer",
  861. .enable = exynos4_clksrc_mask_tv_ctrl,
  862. .ctrlbit = (1 << 4),
  863. },
  864. .sources = &clkset_sclk_mixer,
  865. .reg_src = { .reg = S5P_CLKSRC_TV, .shift = 4, .size = 1 },
  866. };
  867. static struct clksrc_clk *sclk_tv[] = {
  868. &clk_sclk_dac,
  869. &clk_sclk_pixel,
  870. &clk_sclk_hdmi,
  871. &clk_sclk_mixer,
  872. };
  873. static struct clksrc_clk clk_dout_mmc0 = {
  874. .clk = {
  875. .name = "dout_mmc0",
  876. },
  877. .sources = &clkset_group,
  878. .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 },
  879. .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 },
  880. };
  881. static struct clksrc_clk clk_dout_mmc1 = {
  882. .clk = {
  883. .name = "dout_mmc1",
  884. },
  885. .sources = &clkset_group,
  886. .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 },
  887. .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 },
  888. };
  889. static struct clksrc_clk clk_dout_mmc2 = {
  890. .clk = {
  891. .name = "dout_mmc2",
  892. },
  893. .sources = &clkset_group,
  894. .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 },
  895. .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 },
  896. };
  897. static struct clksrc_clk clk_dout_mmc3 = {
  898. .clk = {
  899. .name = "dout_mmc3",
  900. },
  901. .sources = &clkset_group,
  902. .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 },
  903. .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 },
  904. };
  905. static struct clksrc_clk clk_dout_mmc4 = {
  906. .clk = {
  907. .name = "dout_mmc4",
  908. },
  909. .sources = &clkset_group,
  910. .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 },
  911. .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 },
  912. };
  913. static struct clksrc_clk clksrcs[] = {
  914. {
  915. .clk = {
  916. .name = "sclk_pwm",
  917. .enable = exynos4_clksrc_mask_peril0_ctrl,
  918. .ctrlbit = (1 << 24),
  919. },
  920. .sources = &clkset_group,
  921. .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 },
  922. .reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 },
  923. }, {
  924. .clk = {
  925. .name = "sclk_csis",
  926. .devname = "s5p-mipi-csis.0",
  927. .enable = exynos4_clksrc_mask_cam_ctrl,
  928. .ctrlbit = (1 << 24),
  929. },
  930. .sources = &clkset_group,
  931. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 24, .size = 4 },
  932. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 24, .size = 4 },
  933. }, {
  934. .clk = {
  935. .name = "sclk_csis",
  936. .devname = "s5p-mipi-csis.1",
  937. .enable = exynos4_clksrc_mask_cam_ctrl,
  938. .ctrlbit = (1 << 28),
  939. },
  940. .sources = &clkset_group,
  941. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 28, .size = 4 },
  942. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 },
  943. }, {
  944. .clk = {
  945. .name = "sclk_cam0",
  946. .enable = exynos4_clksrc_mask_cam_ctrl,
  947. .ctrlbit = (1 << 16),
  948. },
  949. .sources = &clkset_group,
  950. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 16, .size = 4 },
  951. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 },
  952. }, {
  953. .clk = {
  954. .name = "sclk_cam1",
  955. .enable = exynos4_clksrc_mask_cam_ctrl,
  956. .ctrlbit = (1 << 20),
  957. },
  958. .sources = &clkset_group,
  959. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 20, .size = 4 },
  960. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 20, .size = 4 },
  961. }, {
  962. .clk = {
  963. .name = "sclk_fimc",
  964. .devname = "exynos4-fimc.0",
  965. .enable = exynos4_clksrc_mask_cam_ctrl,
  966. .ctrlbit = (1 << 0),
  967. },
  968. .sources = &clkset_group,
  969. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 0, .size = 4 },
  970. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 0, .size = 4 },
  971. }, {
  972. .clk = {
  973. .name = "sclk_fimc",
  974. .devname = "exynos4-fimc.1",
  975. .enable = exynos4_clksrc_mask_cam_ctrl,
  976. .ctrlbit = (1 << 4),
  977. },
  978. .sources = &clkset_group,
  979. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 4, .size = 4 },
  980. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 4, .size = 4 },
  981. }, {
  982. .clk = {
  983. .name = "sclk_fimc",
  984. .devname = "exynos4-fimc.2",
  985. .enable = exynos4_clksrc_mask_cam_ctrl,
  986. .ctrlbit = (1 << 8),
  987. },
  988. .sources = &clkset_group,
  989. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 8, .size = 4 },
  990. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 8, .size = 4 },
  991. }, {
  992. .clk = {
  993. .name = "sclk_fimc",
  994. .devname = "exynos4-fimc.3",
  995. .enable = exynos4_clksrc_mask_cam_ctrl,
  996. .ctrlbit = (1 << 12),
  997. },
  998. .sources = &clkset_group,
  999. .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 12, .size = 4 },
  1000. .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 12, .size = 4 },
  1001. }, {
  1002. .clk = {
  1003. .name = "sclk_fimd",
  1004. .devname = "exynos4-fb.0",
  1005. .enable = exynos4_clksrc_mask_lcd0_ctrl,
  1006. .ctrlbit = (1 << 0),
  1007. },
  1008. .sources = &clkset_group,
  1009. .reg_src = { .reg = S5P_CLKSRC_LCD0, .shift = 0, .size = 4 },
  1010. .reg_div = { .reg = S5P_CLKDIV_LCD0, .shift = 0, .size = 4 },
  1011. }, {
  1012. .clk = {
  1013. .name = "sclk_fimg2d",
  1014. },
  1015. .sources = &clkset_mout_g2d,
  1016. .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 8, .size = 1 },
  1017. .reg_div = { .reg = S5P_CLKDIV_IMAGE, .shift = 0, .size = 4 },
  1018. }, {
  1019. .clk = {
  1020. .name = "sclk_mfc",
  1021. .devname = "s5p-mfc",
  1022. },
  1023. .sources = &clkset_mout_mfc,
  1024. .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 8, .size = 1 },
  1025. .reg_div = { .reg = S5P_CLKDIV_MFC, .shift = 0, .size = 4 },
  1026. }, {
  1027. .clk = {
  1028. .name = "sclk_dwmmc",
  1029. .parent = &clk_dout_mmc4.clk,
  1030. .enable = exynos4_clksrc_mask_fsys_ctrl,
  1031. .ctrlbit = (1 << 16),
  1032. },
  1033. .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 },
  1034. }
  1035. };
  1036. static struct clksrc_clk clk_sclk_uart0 = {
  1037. .clk = {
  1038. .name = "uclk1",
  1039. .devname = "exynos4210-uart.0",
  1040. .enable = exynos4_clksrc_mask_peril0_ctrl,
  1041. .ctrlbit = (1 << 0),
  1042. },
  1043. .sources = &clkset_group,
  1044. .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 0, .size = 4 },
  1045. .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 0, .size = 4 },
  1046. };
  1047. static struct clksrc_clk clk_sclk_uart1 = {
  1048. .clk = {
  1049. .name = "uclk1",
  1050. .devname = "exynos4210-uart.1",
  1051. .enable = exynos4_clksrc_mask_peril0_ctrl,
  1052. .ctrlbit = (1 << 4),
  1053. },
  1054. .sources = &clkset_group,
  1055. .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 4, .size = 4 },
  1056. .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 4, .size = 4 },
  1057. };
  1058. static struct clksrc_clk clk_sclk_uart2 = {
  1059. .clk = {
  1060. .name = "uclk1",
  1061. .devname = "exynos4210-uart.2",
  1062. .enable = exynos4_clksrc_mask_peril0_ctrl,
  1063. .ctrlbit = (1 << 8),
  1064. },
  1065. .sources = &clkset_group,
  1066. .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 8, .size = 4 },
  1067. .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 8, .size = 4 },
  1068. };
  1069. static struct clksrc_clk clk_sclk_uart3 = {
  1070. .clk = {
  1071. .name = "uclk1",
  1072. .devname = "exynos4210-uart.3",
  1073. .enable = exynos4_clksrc_mask_peril0_ctrl,
  1074. .ctrlbit = (1 << 12),
  1075. },
  1076. .sources = &clkset_group,
  1077. .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 12, .size = 4 },
  1078. .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 12, .size = 4 },
  1079. };
  1080. static struct clksrc_clk clk_sclk_mmc0 = {
  1081. .clk = {
  1082. .name = "sclk_mmc",
  1083. .devname = "s3c-sdhci.0",
  1084. .parent = &clk_dout_mmc0.clk,
  1085. .enable = exynos4_clksrc_mask_fsys_ctrl,
  1086. .ctrlbit = (1 << 0),
  1087. },
  1088. .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 },
  1089. };
  1090. static struct clksrc_clk clk_sclk_mmc1 = {
  1091. .clk = {
  1092. .name = "sclk_mmc",
  1093. .devname = "s3c-sdhci.1",
  1094. .parent = &clk_dout_mmc1.clk,
  1095. .enable = exynos4_clksrc_mask_fsys_ctrl,
  1096. .ctrlbit = (1 << 4),
  1097. },
  1098. .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 },
  1099. };
  1100. static struct clksrc_clk clk_sclk_mmc2 = {
  1101. .clk = {
  1102. .name = "sclk_mmc",
  1103. .devname = "s3c-sdhci.2",
  1104. .parent = &clk_dout_mmc2.clk,
  1105. .enable = exynos4_clksrc_mask_fsys_ctrl,
  1106. .ctrlbit = (1 << 8),
  1107. },
  1108. .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 },
  1109. };
  1110. static struct clksrc_clk clk_sclk_mmc3 = {
  1111. .clk = {
  1112. .name = "sclk_mmc",
  1113. .devname = "s3c-sdhci.3",
  1114. .parent = &clk_dout_mmc3.clk,
  1115. .enable = exynos4_clksrc_mask_fsys_ctrl,
  1116. .ctrlbit = (1 << 12),
  1117. },
  1118. .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 },
  1119. };
  1120. static struct clksrc_clk clk_sclk_spi0 = {
  1121. .clk = {
  1122. .name = "sclk_spi",
  1123. .devname = "s3c64xx-spi.0",
  1124. .enable = exynos4_clksrc_mask_peril1_ctrl,
  1125. .ctrlbit = (1 << 16),
  1126. },
  1127. .sources = &clkset_group,
  1128. .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 16, .size = 4 },
  1129. .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 0, .size = 4 },
  1130. };
  1131. static struct clksrc_clk clk_sclk_spi1 = {
  1132. .clk = {
  1133. .name = "sclk_spi",
  1134. .devname = "s3c64xx-spi.1",
  1135. .enable = exynos4_clksrc_mask_peril1_ctrl,
  1136. .ctrlbit = (1 << 20),
  1137. },
  1138. .sources = &clkset_group,
  1139. .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 20, .size = 4 },
  1140. .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 16, .size = 4 },
  1141. };
  1142. static struct clksrc_clk clk_sclk_spi2 = {
  1143. .clk = {
  1144. .name = "sclk_spi",
  1145. .devname = "s3c64xx-spi.2",
  1146. .enable = exynos4_clksrc_mask_peril1_ctrl,
  1147. .ctrlbit = (1 << 24),
  1148. },
  1149. .sources = &clkset_group,
  1150. .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 24, .size = 4 },
  1151. .reg_div = { .reg = S5P_CLKDIV_PERIL2, .shift = 0, .size = 4 },
  1152. };
  1153. /* Clock initialization code */
  1154. static struct clksrc_clk *sysclks[] = {
  1155. &clk_mout_apll,
  1156. &clk_sclk_apll,
  1157. &clk_mout_epll,
  1158. &clk_mout_mpll,
  1159. &clk_moutcore,
  1160. &clk_coreclk,
  1161. &clk_armclk,
  1162. &clk_aclk_corem0,
  1163. &clk_aclk_cores,
  1164. &clk_aclk_corem1,
  1165. &clk_periphclk,
  1166. &clk_mout_corebus,
  1167. &clk_sclk_dmc,
  1168. &clk_aclk_cored,
  1169. &clk_aclk_corep,
  1170. &clk_aclk_acp,
  1171. &clk_pclk_acp,
  1172. &clk_vpllsrc,
  1173. &clk_sclk_vpll,
  1174. &clk_aclk_200,
  1175. &clk_aclk_100,
  1176. &clk_aclk_160,
  1177. &clk_aclk_133,
  1178. &clk_dout_mmc0,
  1179. &clk_dout_mmc1,
  1180. &clk_dout_mmc2,
  1181. &clk_dout_mmc3,
  1182. &clk_dout_mmc4,
  1183. &clk_mout_mfc0,
  1184. &clk_mout_mfc1,
  1185. };
  1186. static struct clk *clk_cdev[] = {
  1187. &clk_pdma0,
  1188. &clk_pdma1,
  1189. };
  1190. static struct clksrc_clk *clksrc_cdev[] = {
  1191. &clk_sclk_uart0,
  1192. &clk_sclk_uart1,
  1193. &clk_sclk_uart2,
  1194. &clk_sclk_uart3,
  1195. &clk_sclk_mmc0,
  1196. &clk_sclk_mmc1,
  1197. &clk_sclk_mmc2,
  1198. &clk_sclk_mmc3,
  1199. &clk_sclk_spi0,
  1200. &clk_sclk_spi1,
  1201. &clk_sclk_spi2,
  1202. };
  1203. static struct clk_lookup exynos4_clk_lookup[] = {
  1204. CLKDEV_INIT("exynos4210-uart.0", "clk_uart_baud0", &clk_sclk_uart0.clk),
  1205. CLKDEV_INIT("exynos4210-uart.1", "clk_uart_baud0", &clk_sclk_uart1.clk),
  1206. CLKDEV_INIT("exynos4210-uart.2", "clk_uart_baud0", &clk_sclk_uart2.clk),
  1207. CLKDEV_INIT("exynos4210-uart.3", "clk_uart_baud0", &clk_sclk_uart3.clk),
  1208. CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
  1209. CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
  1210. CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
  1211. CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.2", &clk_sclk_mmc3.clk),
  1212. CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0),
  1213. CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1),
  1214. CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &clk_sclk_spi0.clk),
  1215. CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk0", &clk_sclk_spi1.clk),
  1216. CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk0", &clk_sclk_spi2.clk),
  1217. };
  1218. static int xtal_rate;
  1219. static unsigned long exynos4_fout_apll_get_rate(struct clk *clk)
  1220. {
  1221. if (soc_is_exynos4210())
  1222. return s5p_get_pll45xx(xtal_rate, __raw_readl(S5P_APLL_CON0),
  1223. pll_4508);
  1224. else if (soc_is_exynos4212() || soc_is_exynos4412())
  1225. return s5p_get_pll35xx(xtal_rate, __raw_readl(S5P_APLL_CON0));
  1226. else
  1227. return 0;
  1228. }
  1229. static struct clk_ops exynos4_fout_apll_ops = {
  1230. .get_rate = exynos4_fout_apll_get_rate,
  1231. };
  1232. static u32 vpll_div[][8] = {
  1233. { 54000000, 3, 53, 3, 1024, 0, 17, 0 },
  1234. { 108000000, 3, 53, 2, 1024, 0, 17, 0 },
  1235. };
  1236. static unsigned long exynos4_vpll_get_rate(struct clk *clk)
  1237. {
  1238. return clk->rate;
  1239. }
  1240. static int exynos4_vpll_set_rate(struct clk *clk, unsigned long rate)
  1241. {
  1242. unsigned int vpll_con0, vpll_con1 = 0;
  1243. unsigned int i;
  1244. /* Return if nothing changed */
  1245. if (clk->rate == rate)
  1246. return 0;
  1247. vpll_con0 = __raw_readl(S5P_VPLL_CON0);
  1248. vpll_con0 &= ~(0x1 << 27 | \
  1249. PLL90XX_MDIV_MASK << PLL46XX_MDIV_SHIFT | \
  1250. PLL90XX_PDIV_MASK << PLL46XX_PDIV_SHIFT | \
  1251. PLL90XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
  1252. vpll_con1 = __raw_readl(S5P_VPLL_CON1);
  1253. vpll_con1 &= ~(PLL46XX_MRR_MASK << PLL46XX_MRR_SHIFT | \
  1254. PLL46XX_MFR_MASK << PLL46XX_MFR_SHIFT | \
  1255. PLL4650C_KDIV_MASK << PLL46XX_KDIV_SHIFT);
  1256. for (i = 0; i < ARRAY_SIZE(vpll_div); i++) {
  1257. if (vpll_div[i][0] == rate) {
  1258. vpll_con0 |= vpll_div[i][1] << PLL46XX_PDIV_SHIFT;
  1259. vpll_con0 |= vpll_div[i][2] << PLL46XX_MDIV_SHIFT;
  1260. vpll_con0 |= vpll_div[i][3] << PLL46XX_SDIV_SHIFT;
  1261. vpll_con1 |= vpll_div[i][4] << PLL46XX_KDIV_SHIFT;
  1262. vpll_con1 |= vpll_div[i][5] << PLL46XX_MFR_SHIFT;
  1263. vpll_con1 |= vpll_div[i][6] << PLL46XX_MRR_SHIFT;
  1264. vpll_con0 |= vpll_div[i][7] << 27;
  1265. break;
  1266. }
  1267. }
  1268. if (i == ARRAY_SIZE(vpll_div)) {
  1269. printk(KERN_ERR "%s: Invalid Clock VPLL Frequency\n",
  1270. __func__);
  1271. return -EINVAL;
  1272. }
  1273. __raw_writel(vpll_con0, S5P_VPLL_CON0);
  1274. __raw_writel(vpll_con1, S5P_VPLL_CON1);
  1275. /* Wait for VPLL lock */
  1276. while (!(__raw_readl(S5P_VPLL_CON0) & (1 << PLL46XX_LOCKED_SHIFT)))
  1277. continue;
  1278. clk->rate = rate;
  1279. return 0;
  1280. }
  1281. static struct clk_ops exynos4_vpll_ops = {
  1282. .get_rate = exynos4_vpll_get_rate,
  1283. .set_rate = exynos4_vpll_set_rate,
  1284. };
  1285. void __init_or_cpufreq exynos4_setup_clocks(void)
  1286. {
  1287. struct clk *xtal_clk;
  1288. unsigned long apll = 0;
  1289. unsigned long mpll = 0;
  1290. unsigned long epll = 0;
  1291. unsigned long vpll = 0;
  1292. unsigned long vpllsrc;
  1293. unsigned long xtal;
  1294. unsigned long armclk;
  1295. unsigned long sclk_dmc;
  1296. unsigned long aclk_200;
  1297. unsigned long aclk_100;
  1298. unsigned long aclk_160;
  1299. unsigned long aclk_133;
  1300. unsigned int ptr;
  1301. printk(KERN_DEBUG "%s: registering clocks\n", __func__);
  1302. xtal_clk = clk_get(NULL, "xtal");
  1303. BUG_ON(IS_ERR(xtal_clk));
  1304. xtal = clk_get_rate(xtal_clk);
  1305. xtal_rate = xtal;
  1306. clk_put(xtal_clk);
  1307. printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
  1308. if (soc_is_exynos4210()) {
  1309. apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON0),
  1310. pll_4508);
  1311. mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON0),
  1312. pll_4508);
  1313. epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON0),
  1314. __raw_readl(S5P_EPLL_CON1), pll_4600);
  1315. vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
  1316. vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
  1317. __raw_readl(S5P_VPLL_CON1), pll_4650c);
  1318. } else if (soc_is_exynos4212() || soc_is_exynos4412()) {
  1319. apll = s5p_get_pll35xx(xtal, __raw_readl(S5P_APLL_CON0));
  1320. mpll = s5p_get_pll35xx(xtal, __raw_readl(S5P_MPLL_CON0));
  1321. epll = s5p_get_pll36xx(xtal, __raw_readl(S5P_EPLL_CON0),
  1322. __raw_readl(S5P_EPLL_CON1));
  1323. vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
  1324. vpll = s5p_get_pll36xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
  1325. __raw_readl(S5P_VPLL_CON1));
  1326. } else {
  1327. /* nothing */
  1328. }
  1329. clk_fout_apll.ops = &exynos4_fout_apll_ops;
  1330. clk_fout_mpll.rate = mpll;
  1331. clk_fout_epll.rate = epll;
  1332. clk_fout_vpll.ops = &exynos4_vpll_ops;
  1333. clk_fout_vpll.rate = vpll;
  1334. printk(KERN_INFO "EXYNOS4: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
  1335. apll, mpll, epll, vpll);
  1336. armclk = clk_get_rate(&clk_armclk.clk);
  1337. sclk_dmc = clk_get_rate(&clk_sclk_dmc.clk);
  1338. aclk_200 = clk_get_rate(&clk_aclk_200.clk);
  1339. aclk_100 = clk_get_rate(&clk_aclk_100.clk);
  1340. aclk_160 = clk_get_rate(&clk_aclk_160.clk);
  1341. aclk_133 = clk_get_rate(&clk_aclk_133.clk);
  1342. printk(KERN_INFO "EXYNOS4: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n"
  1343. "ACLK100=%ld, ACLK160=%ld, ACLK133=%ld\n",
  1344. armclk, sclk_dmc, aclk_200,
  1345. aclk_100, aclk_160, aclk_133);
  1346. clk_f.rate = armclk;
  1347. clk_h.rate = sclk_dmc;
  1348. clk_p.rate = aclk_100;
  1349. for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
  1350. s3c_set_clksrc(&clksrcs[ptr], true);
  1351. }
  1352. static struct clk *clks[] __initdata = {
  1353. &clk_sclk_hdmi27m,
  1354. &clk_sclk_hdmiphy,
  1355. &clk_sclk_usbphy0,
  1356. &clk_sclk_usbphy1,
  1357. };
  1358. #ifdef CONFIG_PM_SLEEP
  1359. static int exynos4_clock_suspend(void)
  1360. {
  1361. s3c_pm_do_save(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save));
  1362. return 0;
  1363. }
  1364. static void exynos4_clock_resume(void)
  1365. {
  1366. s3c_pm_do_restore_core(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save));
  1367. }
  1368. #else
  1369. #define exynos4_clock_suspend NULL
  1370. #define exynos4_clock_resume NULL
  1371. #endif
  1372. struct syscore_ops exynos4_clock_syscore_ops = {
  1373. .suspend = exynos4_clock_suspend,
  1374. .resume = exynos4_clock_resume,
  1375. };
  1376. void __init exynos4_register_clocks(void)
  1377. {
  1378. int ptr;
  1379. s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
  1380. for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
  1381. s3c_register_clksrc(sysclks[ptr], 1);
  1382. for (ptr = 0; ptr < ARRAY_SIZE(sclk_tv); ptr++)
  1383. s3c_register_clksrc(sclk_tv[ptr], 1);
  1384. for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++)
  1385. s3c_register_clksrc(clksrc_cdev[ptr], 1);
  1386. s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
  1387. s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
  1388. s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev));
  1389. for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++)
  1390. s3c_disable_clocks(clk_cdev[ptr], 1);
  1391. s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
  1392. s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
  1393. clkdev_add_table(exynos4_clk_lookup, ARRAY_SIZE(exynos4_clk_lookup));
  1394. register_syscore_ops(&exynos4_clock_syscore_ops);
  1395. s3c24xx_register_clock(&dummy_apb_pclk);
  1396. s3c_pwmclk_init();
  1397. }