clock.c 33 KB

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  1. /* linux/arch/arm/mach-s5pv210/clock.c
  2. *
  3. * Copyright (c) 2010 Samsung Electronics Co., Ltd.
  4. * http://www.samsung.com/
  5. *
  6. * S5PV210 - 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/init.h>
  13. #include <linux/module.h>
  14. #include <linux/kernel.h>
  15. #include <linux/list.h>
  16. #include <linux/errno.h>
  17. #include <linux/err.h>
  18. #include <linux/clk.h>
  19. #include <linux/device.h>
  20. #include <linux/io.h>
  21. #include <mach/map.h>
  22. #include <plat/cpu-freq.h>
  23. #include <mach/regs-clock.h>
  24. #include <plat/clock.h>
  25. #include <plat/cpu.h>
  26. #include <plat/pll.h>
  27. #include <plat/s5p-clock.h>
  28. #include <plat/clock-clksrc.h>
  29. #include "common.h"
  30. static unsigned long xtal;
  31. static struct clksrc_clk clk_mout_apll = {
  32. .clk = {
  33. .name = "mout_apll",
  34. },
  35. .sources = &clk_src_apll,
  36. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
  37. };
  38. static struct clksrc_clk clk_mout_epll = {
  39. .clk = {
  40. .name = "mout_epll",
  41. },
  42. .sources = &clk_src_epll,
  43. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 8, .size = 1 },
  44. };
  45. static struct clksrc_clk clk_mout_mpll = {
  46. .clk = {
  47. .name = "mout_mpll",
  48. },
  49. .sources = &clk_src_mpll,
  50. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 4, .size = 1 },
  51. };
  52. static struct clk *clkset_armclk_list[] = {
  53. [0] = &clk_mout_apll.clk,
  54. [1] = &clk_mout_mpll.clk,
  55. };
  56. static struct clksrc_sources clkset_armclk = {
  57. .sources = clkset_armclk_list,
  58. .nr_sources = ARRAY_SIZE(clkset_armclk_list),
  59. };
  60. static struct clksrc_clk clk_armclk = {
  61. .clk = {
  62. .name = "armclk",
  63. },
  64. .sources = &clkset_armclk,
  65. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 },
  66. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 0, .size = 3 },
  67. };
  68. static struct clksrc_clk clk_hclk_msys = {
  69. .clk = {
  70. .name = "hclk_msys",
  71. .parent = &clk_armclk.clk,
  72. },
  73. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 },
  74. };
  75. static struct clksrc_clk clk_pclk_msys = {
  76. .clk = {
  77. .name = "pclk_msys",
  78. .parent = &clk_hclk_msys.clk,
  79. },
  80. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 },
  81. };
  82. static struct clksrc_clk clk_sclk_a2m = {
  83. .clk = {
  84. .name = "sclk_a2m",
  85. .parent = &clk_mout_apll.clk,
  86. },
  87. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 },
  88. };
  89. static struct clk *clkset_hclk_sys_list[] = {
  90. [0] = &clk_mout_mpll.clk,
  91. [1] = &clk_sclk_a2m.clk,
  92. };
  93. static struct clksrc_sources clkset_hclk_sys = {
  94. .sources = clkset_hclk_sys_list,
  95. .nr_sources = ARRAY_SIZE(clkset_hclk_sys_list),
  96. };
  97. static struct clksrc_clk clk_hclk_dsys = {
  98. .clk = {
  99. .name = "hclk_dsys",
  100. },
  101. .sources = &clkset_hclk_sys,
  102. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 },
  103. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 4 },
  104. };
  105. static struct clksrc_clk clk_pclk_dsys = {
  106. .clk = {
  107. .name = "pclk_dsys",
  108. .parent = &clk_hclk_dsys.clk,
  109. },
  110. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 20, .size = 3 },
  111. };
  112. static struct clksrc_clk clk_hclk_psys = {
  113. .clk = {
  114. .name = "hclk_psys",
  115. },
  116. .sources = &clkset_hclk_sys,
  117. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 },
  118. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 24, .size = 4 },
  119. };
  120. static struct clksrc_clk clk_pclk_psys = {
  121. .clk = {
  122. .name = "pclk_psys",
  123. .parent = &clk_hclk_psys.clk,
  124. },
  125. .reg_div = { .reg = S5P_CLK_DIV0, .shift = 28, .size = 3 },
  126. };
  127. static int s5pv210_clk_ip0_ctrl(struct clk *clk, int enable)
  128. {
  129. return s5p_gatectrl(S5P_CLKGATE_IP0, clk, enable);
  130. }
  131. static int s5pv210_clk_ip1_ctrl(struct clk *clk, int enable)
  132. {
  133. return s5p_gatectrl(S5P_CLKGATE_IP1, clk, enable);
  134. }
  135. static int s5pv210_clk_ip2_ctrl(struct clk *clk, int enable)
  136. {
  137. return s5p_gatectrl(S5P_CLKGATE_IP2, clk, enable);
  138. }
  139. static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
  140. {
  141. return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
  142. }
  143. static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
  144. {
  145. return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);
  146. }
  147. static int s5pv210_clk_mask1_ctrl(struct clk *clk, int enable)
  148. {
  149. return s5p_gatectrl(S5P_CLK_SRC_MASK1, clk, enable);
  150. }
  151. static int s5pv210_clk_hdmiphy_ctrl(struct clk *clk, int enable)
  152. {
  153. return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
  154. }
  155. static int exynos4_clk_dac_ctrl(struct clk *clk, int enable)
  156. {
  157. return s5p_gatectrl(S5P_DAC_PHY_CONTROL, clk, enable);
  158. }
  159. static struct clk clk_sclk_hdmi27m = {
  160. .name = "sclk_hdmi27m",
  161. .rate = 27000000,
  162. };
  163. static struct clk clk_sclk_hdmiphy = {
  164. .name = "sclk_hdmiphy",
  165. };
  166. static struct clk clk_sclk_usbphy0 = {
  167. .name = "sclk_usbphy0",
  168. };
  169. static struct clk clk_sclk_usbphy1 = {
  170. .name = "sclk_usbphy1",
  171. };
  172. static struct clk clk_pcmcdclk0 = {
  173. .name = "pcmcdclk",
  174. };
  175. static struct clk clk_pcmcdclk1 = {
  176. .name = "pcmcdclk",
  177. };
  178. static struct clk clk_pcmcdclk2 = {
  179. .name = "pcmcdclk",
  180. };
  181. static struct clk *clkset_vpllsrc_list[] = {
  182. [0] = &clk_fin_vpll,
  183. [1] = &clk_sclk_hdmi27m,
  184. };
  185. static struct clksrc_sources clkset_vpllsrc = {
  186. .sources = clkset_vpllsrc_list,
  187. .nr_sources = ARRAY_SIZE(clkset_vpllsrc_list),
  188. };
  189. static struct clksrc_clk clk_vpllsrc = {
  190. .clk = {
  191. .name = "vpll_src",
  192. .enable = s5pv210_clk_mask0_ctrl,
  193. .ctrlbit = (1 << 7),
  194. },
  195. .sources = &clkset_vpllsrc,
  196. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 28, .size = 1 },
  197. };
  198. static struct clk *clkset_sclk_vpll_list[] = {
  199. [0] = &clk_vpllsrc.clk,
  200. [1] = &clk_fout_vpll,
  201. };
  202. static struct clksrc_sources clkset_sclk_vpll = {
  203. .sources = clkset_sclk_vpll_list,
  204. .nr_sources = ARRAY_SIZE(clkset_sclk_vpll_list),
  205. };
  206. static struct clksrc_clk clk_sclk_vpll = {
  207. .clk = {
  208. .name = "sclk_vpll",
  209. },
  210. .sources = &clkset_sclk_vpll,
  211. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
  212. };
  213. static struct clk *clkset_moutdmc0src_list[] = {
  214. [0] = &clk_sclk_a2m.clk,
  215. [1] = &clk_mout_mpll.clk,
  216. [2] = NULL,
  217. [3] = NULL,
  218. };
  219. static struct clksrc_sources clkset_moutdmc0src = {
  220. .sources = clkset_moutdmc0src_list,
  221. .nr_sources = ARRAY_SIZE(clkset_moutdmc0src_list),
  222. };
  223. static struct clksrc_clk clk_mout_dmc0 = {
  224. .clk = {
  225. .name = "mout_dmc0",
  226. },
  227. .sources = &clkset_moutdmc0src,
  228. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
  229. };
  230. static struct clksrc_clk clk_sclk_dmc0 = {
  231. .clk = {
  232. .name = "sclk_dmc0",
  233. .parent = &clk_mout_dmc0.clk,
  234. },
  235. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
  236. };
  237. static unsigned long s5pv210_clk_imem_get_rate(struct clk *clk)
  238. {
  239. return clk_get_rate(clk->parent) / 2;
  240. }
  241. static struct clk_ops clk_hclk_imem_ops = {
  242. .get_rate = s5pv210_clk_imem_get_rate,
  243. };
  244. static unsigned long s5pv210_clk_fout_apll_get_rate(struct clk *clk)
  245. {
  246. return s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
  247. }
  248. static struct clk_ops clk_fout_apll_ops = {
  249. .get_rate = s5pv210_clk_fout_apll_get_rate,
  250. };
  251. static struct clk init_clocks_off[] = {
  252. {
  253. .name = "rot",
  254. .parent = &clk_hclk_dsys.clk,
  255. .enable = s5pv210_clk_ip0_ctrl,
  256. .ctrlbit = (1<<29),
  257. }, {
  258. .name = "fimc",
  259. .devname = "s5pv210-fimc.0",
  260. .parent = &clk_hclk_dsys.clk,
  261. .enable = s5pv210_clk_ip0_ctrl,
  262. .ctrlbit = (1 << 24),
  263. }, {
  264. .name = "fimc",
  265. .devname = "s5pv210-fimc.1",
  266. .parent = &clk_hclk_dsys.clk,
  267. .enable = s5pv210_clk_ip0_ctrl,
  268. .ctrlbit = (1 << 25),
  269. }, {
  270. .name = "fimc",
  271. .devname = "s5pv210-fimc.2",
  272. .parent = &clk_hclk_dsys.clk,
  273. .enable = s5pv210_clk_ip0_ctrl,
  274. .ctrlbit = (1 << 26),
  275. }, {
  276. .name = "jpeg",
  277. .parent = &clk_hclk_dsys.clk,
  278. .enable = s5pv210_clk_ip0_ctrl,
  279. .ctrlbit = (1 << 28),
  280. }, {
  281. .name = "mfc",
  282. .devname = "s5p-mfc",
  283. .parent = &clk_pclk_psys.clk,
  284. .enable = s5pv210_clk_ip0_ctrl,
  285. .ctrlbit = (1 << 16),
  286. }, {
  287. .name = "dac",
  288. .devname = "s5p-sdo",
  289. .parent = &clk_hclk_dsys.clk,
  290. .enable = s5pv210_clk_ip1_ctrl,
  291. .ctrlbit = (1 << 10),
  292. }, {
  293. .name = "mixer",
  294. .devname = "s5p-mixer",
  295. .parent = &clk_hclk_dsys.clk,
  296. .enable = s5pv210_clk_ip1_ctrl,
  297. .ctrlbit = (1 << 9),
  298. }, {
  299. .name = "vp",
  300. .devname = "s5p-mixer",
  301. .parent = &clk_hclk_dsys.clk,
  302. .enable = s5pv210_clk_ip1_ctrl,
  303. .ctrlbit = (1 << 8),
  304. }, {
  305. .name = "hdmi",
  306. .devname = "s5pv210-hdmi",
  307. .parent = &clk_hclk_dsys.clk,
  308. .enable = s5pv210_clk_ip1_ctrl,
  309. .ctrlbit = (1 << 11),
  310. }, {
  311. .name = "hdmiphy",
  312. .devname = "s5pv210-hdmi",
  313. .enable = s5pv210_clk_hdmiphy_ctrl,
  314. .ctrlbit = (1 << 0),
  315. }, {
  316. .name = "dacphy",
  317. .devname = "s5p-sdo",
  318. .enable = exynos4_clk_dac_ctrl,
  319. .ctrlbit = (1 << 0),
  320. }, {
  321. .name = "otg",
  322. .parent = &clk_hclk_psys.clk,
  323. .enable = s5pv210_clk_ip1_ctrl,
  324. .ctrlbit = (1<<16),
  325. }, {
  326. .name = "usb-host",
  327. .parent = &clk_hclk_psys.clk,
  328. .enable = s5pv210_clk_ip1_ctrl,
  329. .ctrlbit = (1<<17),
  330. }, {
  331. .name = "lcd",
  332. .parent = &clk_hclk_dsys.clk,
  333. .enable = s5pv210_clk_ip1_ctrl,
  334. .ctrlbit = (1<<0),
  335. }, {
  336. .name = "cfcon",
  337. .parent = &clk_hclk_psys.clk,
  338. .enable = s5pv210_clk_ip1_ctrl,
  339. .ctrlbit = (1<<25),
  340. }, {
  341. .name = "systimer",
  342. .parent = &clk_pclk_psys.clk,
  343. .enable = s5pv210_clk_ip3_ctrl,
  344. .ctrlbit = (1<<16),
  345. }, {
  346. .name = "watchdog",
  347. .parent = &clk_pclk_psys.clk,
  348. .enable = s5pv210_clk_ip3_ctrl,
  349. .ctrlbit = (1<<22),
  350. }, {
  351. .name = "rtc",
  352. .parent = &clk_pclk_psys.clk,
  353. .enable = s5pv210_clk_ip3_ctrl,
  354. .ctrlbit = (1<<15),
  355. }, {
  356. .name = "i2c",
  357. .devname = "s3c2440-i2c.0",
  358. .parent = &clk_pclk_psys.clk,
  359. .enable = s5pv210_clk_ip3_ctrl,
  360. .ctrlbit = (1<<7),
  361. }, {
  362. .name = "i2c",
  363. .devname = "s3c2440-i2c.1",
  364. .parent = &clk_pclk_psys.clk,
  365. .enable = s5pv210_clk_ip3_ctrl,
  366. .ctrlbit = (1 << 10),
  367. }, {
  368. .name = "i2c",
  369. .devname = "s3c2440-i2c.2",
  370. .parent = &clk_pclk_psys.clk,
  371. .enable = s5pv210_clk_ip3_ctrl,
  372. .ctrlbit = (1<<9),
  373. }, {
  374. .name = "i2c",
  375. .devname = "s3c2440-hdmiphy-i2c",
  376. .parent = &clk_pclk_psys.clk,
  377. .enable = s5pv210_clk_ip3_ctrl,
  378. .ctrlbit = (1 << 11),
  379. }, {
  380. .name = "spi",
  381. .devname = "s5pv210-spi.0",
  382. .parent = &clk_pclk_psys.clk,
  383. .enable = s5pv210_clk_ip3_ctrl,
  384. .ctrlbit = (1<<12),
  385. }, {
  386. .name = "spi",
  387. .devname = "s5pv210-spi.1",
  388. .parent = &clk_pclk_psys.clk,
  389. .enable = s5pv210_clk_ip3_ctrl,
  390. .ctrlbit = (1<<13),
  391. }, {
  392. .name = "spi",
  393. .devname = "s5pv210-spi.2",
  394. .parent = &clk_pclk_psys.clk,
  395. .enable = s5pv210_clk_ip3_ctrl,
  396. .ctrlbit = (1<<14),
  397. }, {
  398. .name = "timers",
  399. .parent = &clk_pclk_psys.clk,
  400. .enable = s5pv210_clk_ip3_ctrl,
  401. .ctrlbit = (1<<23),
  402. }, {
  403. .name = "adc",
  404. .parent = &clk_pclk_psys.clk,
  405. .enable = s5pv210_clk_ip3_ctrl,
  406. .ctrlbit = (1<<24),
  407. }, {
  408. .name = "keypad",
  409. .parent = &clk_pclk_psys.clk,
  410. .enable = s5pv210_clk_ip3_ctrl,
  411. .ctrlbit = (1<<21),
  412. }, {
  413. .name = "iis",
  414. .devname = "samsung-i2s.0",
  415. .parent = &clk_p,
  416. .enable = s5pv210_clk_ip3_ctrl,
  417. .ctrlbit = (1<<4),
  418. }, {
  419. .name = "iis",
  420. .devname = "samsung-i2s.1",
  421. .parent = &clk_p,
  422. .enable = s5pv210_clk_ip3_ctrl,
  423. .ctrlbit = (1 << 5),
  424. }, {
  425. .name = "iis",
  426. .devname = "samsung-i2s.2",
  427. .parent = &clk_p,
  428. .enable = s5pv210_clk_ip3_ctrl,
  429. .ctrlbit = (1 << 6),
  430. }, {
  431. .name = "spdif",
  432. .parent = &clk_p,
  433. .enable = s5pv210_clk_ip3_ctrl,
  434. .ctrlbit = (1 << 0),
  435. },
  436. };
  437. static struct clk init_clocks[] = {
  438. {
  439. .name = "hclk_imem",
  440. .parent = &clk_hclk_msys.clk,
  441. .ctrlbit = (1 << 5),
  442. .enable = s5pv210_clk_ip0_ctrl,
  443. .ops = &clk_hclk_imem_ops,
  444. }, {
  445. .name = "uart",
  446. .devname = "s5pv210-uart.0",
  447. .parent = &clk_pclk_psys.clk,
  448. .enable = s5pv210_clk_ip3_ctrl,
  449. .ctrlbit = (1 << 17),
  450. }, {
  451. .name = "uart",
  452. .devname = "s5pv210-uart.1",
  453. .parent = &clk_pclk_psys.clk,
  454. .enable = s5pv210_clk_ip3_ctrl,
  455. .ctrlbit = (1 << 18),
  456. }, {
  457. .name = "uart",
  458. .devname = "s5pv210-uart.2",
  459. .parent = &clk_pclk_psys.clk,
  460. .enable = s5pv210_clk_ip3_ctrl,
  461. .ctrlbit = (1 << 19),
  462. }, {
  463. .name = "uart",
  464. .devname = "s5pv210-uart.3",
  465. .parent = &clk_pclk_psys.clk,
  466. .enable = s5pv210_clk_ip3_ctrl,
  467. .ctrlbit = (1 << 20),
  468. }, {
  469. .name = "sromc",
  470. .parent = &clk_hclk_psys.clk,
  471. .enable = s5pv210_clk_ip1_ctrl,
  472. .ctrlbit = (1 << 26),
  473. },
  474. };
  475. static struct clk clk_hsmmc0 = {
  476. .name = "hsmmc",
  477. .devname = "s3c-sdhci.0",
  478. .parent = &clk_hclk_psys.clk,
  479. .enable = s5pv210_clk_ip2_ctrl,
  480. .ctrlbit = (1<<16),
  481. };
  482. static struct clk clk_hsmmc1 = {
  483. .name = "hsmmc",
  484. .devname = "s3c-sdhci.1",
  485. .parent = &clk_hclk_psys.clk,
  486. .enable = s5pv210_clk_ip2_ctrl,
  487. .ctrlbit = (1<<17),
  488. };
  489. static struct clk clk_hsmmc2 = {
  490. .name = "hsmmc",
  491. .devname = "s3c-sdhci.2",
  492. .parent = &clk_hclk_psys.clk,
  493. .enable = s5pv210_clk_ip2_ctrl,
  494. .ctrlbit = (1<<18),
  495. };
  496. static struct clk clk_hsmmc3 = {
  497. .name = "hsmmc",
  498. .devname = "s3c-sdhci.3",
  499. .parent = &clk_hclk_psys.clk,
  500. .enable = s5pv210_clk_ip2_ctrl,
  501. .ctrlbit = (1<<19),
  502. };
  503. static struct clk clk_pdma0 = {
  504. .name = "pdma0",
  505. .parent = &clk_hclk_psys.clk,
  506. .enable = s5pv210_clk_ip0_ctrl,
  507. .ctrlbit = (1 << 3),
  508. };
  509. static struct clk clk_pdma1 = {
  510. .name = "pdma1",
  511. .parent = &clk_hclk_psys.clk,
  512. .enable = s5pv210_clk_ip0_ctrl,
  513. .ctrlbit = (1 << 4),
  514. };
  515. static struct clk *clkset_uart_list[] = {
  516. [6] = &clk_mout_mpll.clk,
  517. [7] = &clk_mout_epll.clk,
  518. };
  519. static struct clksrc_sources clkset_uart = {
  520. .sources = clkset_uart_list,
  521. .nr_sources = ARRAY_SIZE(clkset_uart_list),
  522. };
  523. static struct clk *clkset_group1_list[] = {
  524. [0] = &clk_sclk_a2m.clk,
  525. [1] = &clk_mout_mpll.clk,
  526. [2] = &clk_mout_epll.clk,
  527. [3] = &clk_sclk_vpll.clk,
  528. };
  529. static struct clksrc_sources clkset_group1 = {
  530. .sources = clkset_group1_list,
  531. .nr_sources = ARRAY_SIZE(clkset_group1_list),
  532. };
  533. static struct clk *clkset_sclk_onenand_list[] = {
  534. [0] = &clk_hclk_psys.clk,
  535. [1] = &clk_hclk_dsys.clk,
  536. };
  537. static struct clksrc_sources clkset_sclk_onenand = {
  538. .sources = clkset_sclk_onenand_list,
  539. .nr_sources = ARRAY_SIZE(clkset_sclk_onenand_list),
  540. };
  541. static struct clk *clkset_sclk_dac_list[] = {
  542. [0] = &clk_sclk_vpll.clk,
  543. [1] = &clk_sclk_hdmiphy,
  544. };
  545. static struct clksrc_sources clkset_sclk_dac = {
  546. .sources = clkset_sclk_dac_list,
  547. .nr_sources = ARRAY_SIZE(clkset_sclk_dac_list),
  548. };
  549. static struct clksrc_clk clk_sclk_dac = {
  550. .clk = {
  551. .name = "sclk_dac",
  552. .enable = s5pv210_clk_mask0_ctrl,
  553. .ctrlbit = (1 << 2),
  554. },
  555. .sources = &clkset_sclk_dac,
  556. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 1 },
  557. };
  558. static struct clksrc_clk clk_sclk_pixel = {
  559. .clk = {
  560. .name = "sclk_pixel",
  561. .parent = &clk_sclk_vpll.clk,
  562. },
  563. .reg_div = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 4},
  564. };
  565. static struct clk *clkset_sclk_hdmi_list[] = {
  566. [0] = &clk_sclk_pixel.clk,
  567. [1] = &clk_sclk_hdmiphy,
  568. };
  569. static struct clksrc_sources clkset_sclk_hdmi = {
  570. .sources = clkset_sclk_hdmi_list,
  571. .nr_sources = ARRAY_SIZE(clkset_sclk_hdmi_list),
  572. };
  573. static struct clksrc_clk clk_sclk_hdmi = {
  574. .clk = {
  575. .name = "sclk_hdmi",
  576. .enable = s5pv210_clk_mask0_ctrl,
  577. .ctrlbit = (1 << 0),
  578. },
  579. .sources = &clkset_sclk_hdmi,
  580. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 },
  581. };
  582. static struct clk *clkset_sclk_mixer_list[] = {
  583. [0] = &clk_sclk_dac.clk,
  584. [1] = &clk_sclk_hdmi.clk,
  585. };
  586. static struct clksrc_sources clkset_sclk_mixer = {
  587. .sources = clkset_sclk_mixer_list,
  588. .nr_sources = ARRAY_SIZE(clkset_sclk_mixer_list),
  589. };
  590. static struct clksrc_clk clk_sclk_mixer = {
  591. .clk = {
  592. .name = "sclk_mixer",
  593. .enable = s5pv210_clk_mask0_ctrl,
  594. .ctrlbit = (1 << 1),
  595. },
  596. .sources = &clkset_sclk_mixer,
  597. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
  598. };
  599. static struct clksrc_clk *sclk_tv[] = {
  600. &clk_sclk_dac,
  601. &clk_sclk_pixel,
  602. &clk_sclk_hdmi,
  603. &clk_sclk_mixer,
  604. };
  605. static struct clk *clkset_sclk_audio0_list[] = {
  606. [0] = &clk_ext_xtal_mux,
  607. [1] = &clk_pcmcdclk0,
  608. [2] = &clk_sclk_hdmi27m,
  609. [3] = &clk_sclk_usbphy0,
  610. [4] = &clk_sclk_usbphy1,
  611. [5] = &clk_sclk_hdmiphy,
  612. [6] = &clk_mout_mpll.clk,
  613. [7] = &clk_mout_epll.clk,
  614. [8] = &clk_sclk_vpll.clk,
  615. };
  616. static struct clksrc_sources clkset_sclk_audio0 = {
  617. .sources = clkset_sclk_audio0_list,
  618. .nr_sources = ARRAY_SIZE(clkset_sclk_audio0_list),
  619. };
  620. static struct clksrc_clk clk_sclk_audio0 = {
  621. .clk = {
  622. .name = "sclk_audio",
  623. .devname = "soc-audio.0",
  624. .enable = s5pv210_clk_mask0_ctrl,
  625. .ctrlbit = (1 << 24),
  626. },
  627. .sources = &clkset_sclk_audio0,
  628. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 0, .size = 4 },
  629. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 0, .size = 4 },
  630. };
  631. static struct clk *clkset_sclk_audio1_list[] = {
  632. [0] = &clk_ext_xtal_mux,
  633. [1] = &clk_pcmcdclk1,
  634. [2] = &clk_sclk_hdmi27m,
  635. [3] = &clk_sclk_usbphy0,
  636. [4] = &clk_sclk_usbphy1,
  637. [5] = &clk_sclk_hdmiphy,
  638. [6] = &clk_mout_mpll.clk,
  639. [7] = &clk_mout_epll.clk,
  640. [8] = &clk_sclk_vpll.clk,
  641. };
  642. static struct clksrc_sources clkset_sclk_audio1 = {
  643. .sources = clkset_sclk_audio1_list,
  644. .nr_sources = ARRAY_SIZE(clkset_sclk_audio1_list),
  645. };
  646. static struct clksrc_clk clk_sclk_audio1 = {
  647. .clk = {
  648. .name = "sclk_audio",
  649. .devname = "soc-audio.1",
  650. .enable = s5pv210_clk_mask0_ctrl,
  651. .ctrlbit = (1 << 25),
  652. },
  653. .sources = &clkset_sclk_audio1,
  654. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 4, .size = 4 },
  655. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 4, .size = 4 },
  656. };
  657. static struct clk *clkset_sclk_audio2_list[] = {
  658. [0] = &clk_ext_xtal_mux,
  659. [1] = &clk_pcmcdclk0,
  660. [2] = &clk_sclk_hdmi27m,
  661. [3] = &clk_sclk_usbphy0,
  662. [4] = &clk_sclk_usbphy1,
  663. [5] = &clk_sclk_hdmiphy,
  664. [6] = &clk_mout_mpll.clk,
  665. [7] = &clk_mout_epll.clk,
  666. [8] = &clk_sclk_vpll.clk,
  667. };
  668. static struct clksrc_sources clkset_sclk_audio2 = {
  669. .sources = clkset_sclk_audio2_list,
  670. .nr_sources = ARRAY_SIZE(clkset_sclk_audio2_list),
  671. };
  672. static struct clksrc_clk clk_sclk_audio2 = {
  673. .clk = {
  674. .name = "sclk_audio",
  675. .devname = "soc-audio.2",
  676. .enable = s5pv210_clk_mask0_ctrl,
  677. .ctrlbit = (1 << 26),
  678. },
  679. .sources = &clkset_sclk_audio2,
  680. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 8, .size = 4 },
  681. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 8, .size = 4 },
  682. };
  683. static struct clk *clkset_sclk_spdif_list[] = {
  684. [0] = &clk_sclk_audio0.clk,
  685. [1] = &clk_sclk_audio1.clk,
  686. [2] = &clk_sclk_audio2.clk,
  687. };
  688. static struct clksrc_sources clkset_sclk_spdif = {
  689. .sources = clkset_sclk_spdif_list,
  690. .nr_sources = ARRAY_SIZE(clkset_sclk_spdif_list),
  691. };
  692. static struct clksrc_clk clk_sclk_spdif = {
  693. .clk = {
  694. .name = "sclk_spdif",
  695. .enable = s5pv210_clk_mask0_ctrl,
  696. .ctrlbit = (1 << 27),
  697. .ops = &s5p_sclk_spdif_ops,
  698. },
  699. .sources = &clkset_sclk_spdif,
  700. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
  701. };
  702. static struct clk *clkset_group2_list[] = {
  703. [0] = &clk_ext_xtal_mux,
  704. [1] = &clk_xusbxti,
  705. [2] = &clk_sclk_hdmi27m,
  706. [3] = &clk_sclk_usbphy0,
  707. [4] = &clk_sclk_usbphy1,
  708. [5] = &clk_sclk_hdmiphy,
  709. [6] = &clk_mout_mpll.clk,
  710. [7] = &clk_mout_epll.clk,
  711. [8] = &clk_sclk_vpll.clk,
  712. };
  713. static struct clksrc_sources clkset_group2 = {
  714. .sources = clkset_group2_list,
  715. .nr_sources = ARRAY_SIZE(clkset_group2_list),
  716. };
  717. static struct clksrc_clk clksrcs[] = {
  718. {
  719. .clk = {
  720. .name = "sclk_dmc",
  721. },
  722. .sources = &clkset_group1,
  723. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
  724. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
  725. }, {
  726. .clk = {
  727. .name = "sclk_onenand",
  728. },
  729. .sources = &clkset_sclk_onenand,
  730. .reg_src = { .reg = S5P_CLK_SRC0, .shift = 28, .size = 1 },
  731. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 12, .size = 3 },
  732. }, {
  733. .clk = {
  734. .name = "sclk_fimc",
  735. .devname = "s5pv210-fimc.0",
  736. .enable = s5pv210_clk_mask1_ctrl,
  737. .ctrlbit = (1 << 2),
  738. },
  739. .sources = &clkset_group2,
  740. .reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 4 },
  741. .reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
  742. }, {
  743. .clk = {
  744. .name = "sclk_fimc",
  745. .devname = "s5pv210-fimc.1",
  746. .enable = s5pv210_clk_mask1_ctrl,
  747. .ctrlbit = (1 << 3),
  748. },
  749. .sources = &clkset_group2,
  750. .reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 4 },
  751. .reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 },
  752. }, {
  753. .clk = {
  754. .name = "sclk_fimc",
  755. .devname = "s5pv210-fimc.2",
  756. .enable = s5pv210_clk_mask1_ctrl,
  757. .ctrlbit = (1 << 4),
  758. },
  759. .sources = &clkset_group2,
  760. .reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 4 },
  761. .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 },
  762. }, {
  763. .clk = {
  764. .name = "sclk_cam0",
  765. .enable = s5pv210_clk_mask0_ctrl,
  766. .ctrlbit = (1 << 3),
  767. },
  768. .sources = &clkset_group2,
  769. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 4 },
  770. .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 },
  771. }, {
  772. .clk = {
  773. .name = "sclk_cam1",
  774. .enable = s5pv210_clk_mask0_ctrl,
  775. .ctrlbit = (1 << 4),
  776. },
  777. .sources = &clkset_group2,
  778. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 4 },
  779. .reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 4 },
  780. }, {
  781. .clk = {
  782. .name = "sclk_fimd",
  783. .enable = s5pv210_clk_mask0_ctrl,
  784. .ctrlbit = (1 << 5),
  785. },
  786. .sources = &clkset_group2,
  787. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 4 },
  788. .reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 4 },
  789. }, {
  790. .clk = {
  791. .name = "sclk_mfc",
  792. .devname = "s5p-mfc",
  793. .enable = s5pv210_clk_ip0_ctrl,
  794. .ctrlbit = (1 << 16),
  795. },
  796. .sources = &clkset_group1,
  797. .reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 },
  798. .reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
  799. }, {
  800. .clk = {
  801. .name = "sclk_g2d",
  802. .enable = s5pv210_clk_ip0_ctrl,
  803. .ctrlbit = (1 << 12),
  804. },
  805. .sources = &clkset_group1,
  806. .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
  807. .reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 },
  808. }, {
  809. .clk = {
  810. .name = "sclk_g3d",
  811. .enable = s5pv210_clk_ip0_ctrl,
  812. .ctrlbit = (1 << 8),
  813. },
  814. .sources = &clkset_group1,
  815. .reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 },
  816. .reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
  817. }, {
  818. .clk = {
  819. .name = "sclk_csis",
  820. .enable = s5pv210_clk_mask0_ctrl,
  821. .ctrlbit = (1 << 6),
  822. },
  823. .sources = &clkset_group2,
  824. .reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .size = 4 },
  825. .reg_div = { .reg = S5P_CLK_DIV1, .shift = 28, .size = 4 },
  826. }, {
  827. .clk = {
  828. .name = "sclk_pwi",
  829. .enable = s5pv210_clk_mask0_ctrl,
  830. .ctrlbit = (1 << 29),
  831. },
  832. .sources = &clkset_group2,
  833. .reg_src = { .reg = S5P_CLK_SRC6, .shift = 20, .size = 4 },
  834. .reg_div = { .reg = S5P_CLK_DIV6, .shift = 24, .size = 4 },
  835. }, {
  836. .clk = {
  837. .name = "sclk_pwm",
  838. .enable = s5pv210_clk_mask0_ctrl,
  839. .ctrlbit = (1 << 19),
  840. },
  841. .sources = &clkset_group2,
  842. .reg_src = { .reg = S5P_CLK_SRC5, .shift = 12, .size = 4 },
  843. .reg_div = { .reg = S5P_CLK_DIV5, .shift = 12, .size = 4 },
  844. },
  845. };
  846. static struct clksrc_clk clk_sclk_uart0 = {
  847. .clk = {
  848. .name = "uclk1",
  849. .devname = "s5pv210-uart.0",
  850. .enable = s5pv210_clk_mask0_ctrl,
  851. .ctrlbit = (1 << 12),
  852. },
  853. .sources = &clkset_uart,
  854. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 },
  855. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
  856. };
  857. static struct clksrc_clk clk_sclk_uart1 = {
  858. .clk = {
  859. .name = "uclk1",
  860. .devname = "s5pv210-uart.1",
  861. .enable = s5pv210_clk_mask0_ctrl,
  862. .ctrlbit = (1 << 13),
  863. },
  864. .sources = &clkset_uart,
  865. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 },
  866. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
  867. };
  868. static struct clksrc_clk clk_sclk_uart2 = {
  869. .clk = {
  870. .name = "uclk1",
  871. .devname = "s5pv210-uart.2",
  872. .enable = s5pv210_clk_mask0_ctrl,
  873. .ctrlbit = (1 << 14),
  874. },
  875. .sources = &clkset_uart,
  876. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 },
  877. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 },
  878. };
  879. static struct clksrc_clk clk_sclk_uart3 = {
  880. .clk = {
  881. .name = "uclk1",
  882. .devname = "s5pv210-uart.3",
  883. .enable = s5pv210_clk_mask0_ctrl,
  884. .ctrlbit = (1 << 15),
  885. },
  886. .sources = &clkset_uart,
  887. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 },
  888. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 },
  889. };
  890. static struct clksrc_clk clk_sclk_mmc0 = {
  891. .clk = {
  892. .name = "sclk_mmc",
  893. .devname = "s3c-sdhci.0",
  894. .enable = s5pv210_clk_mask0_ctrl,
  895. .ctrlbit = (1 << 8),
  896. },
  897. .sources = &clkset_group2,
  898. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 0, .size = 4 },
  899. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 4 },
  900. };
  901. static struct clksrc_clk clk_sclk_mmc1 = {
  902. .clk = {
  903. .name = "sclk_mmc",
  904. .devname = "s3c-sdhci.1",
  905. .enable = s5pv210_clk_mask0_ctrl,
  906. .ctrlbit = (1 << 9),
  907. },
  908. .sources = &clkset_group2,
  909. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 4, .size = 4 },
  910. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 4, .size = 4 },
  911. };
  912. static struct clksrc_clk clk_sclk_mmc2 = {
  913. .clk = {
  914. .name = "sclk_mmc",
  915. .devname = "s3c-sdhci.2",
  916. .enable = s5pv210_clk_mask0_ctrl,
  917. .ctrlbit = (1 << 10),
  918. },
  919. .sources = &clkset_group2,
  920. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 8, .size = 4 },
  921. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 8, .size = 4 },
  922. };
  923. static struct clksrc_clk clk_sclk_mmc3 = {
  924. .clk = {
  925. .name = "sclk_mmc",
  926. .devname = "s3c-sdhci.3",
  927. .enable = s5pv210_clk_mask0_ctrl,
  928. .ctrlbit = (1 << 11),
  929. },
  930. .sources = &clkset_group2,
  931. .reg_src = { .reg = S5P_CLK_SRC4, .shift = 12, .size = 4 },
  932. .reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
  933. };
  934. static struct clksrc_clk clk_sclk_spi0 = {
  935. .clk = {
  936. .name = "sclk_spi",
  937. .devname = "s5pv210-spi.0",
  938. .enable = s5pv210_clk_mask0_ctrl,
  939. .ctrlbit = (1 << 16),
  940. },
  941. .sources = &clkset_group2,
  942. .reg_src = { .reg = S5P_CLK_SRC5, .shift = 0, .size = 4 },
  943. .reg_div = { .reg = S5P_CLK_DIV5, .shift = 0, .size = 4 },
  944. };
  945. static struct clksrc_clk clk_sclk_spi1 = {
  946. .clk = {
  947. .name = "sclk_spi",
  948. .devname = "s5pv210-spi.1",
  949. .enable = s5pv210_clk_mask0_ctrl,
  950. .ctrlbit = (1 << 17),
  951. },
  952. .sources = &clkset_group2,
  953. .reg_src = { .reg = S5P_CLK_SRC5, .shift = 4, .size = 4 },
  954. .reg_div = { .reg = S5P_CLK_DIV5, .shift = 4, .size = 4 },
  955. };
  956. static struct clksrc_clk *clksrc_cdev[] = {
  957. &clk_sclk_uart0,
  958. &clk_sclk_uart1,
  959. &clk_sclk_uart2,
  960. &clk_sclk_uart3,
  961. &clk_sclk_mmc0,
  962. &clk_sclk_mmc1,
  963. &clk_sclk_mmc2,
  964. &clk_sclk_mmc3,
  965. &clk_sclk_spi0,
  966. &clk_sclk_spi1,
  967. };
  968. static struct clk *clk_cdev[] = {
  969. &clk_hsmmc0,
  970. &clk_hsmmc1,
  971. &clk_hsmmc2,
  972. &clk_hsmmc3,
  973. &clk_pdma0,
  974. &clk_pdma1,
  975. };
  976. /* Clock initialisation code */
  977. static struct clksrc_clk *sysclks[] = {
  978. &clk_mout_apll,
  979. &clk_mout_epll,
  980. &clk_mout_mpll,
  981. &clk_armclk,
  982. &clk_hclk_msys,
  983. &clk_sclk_a2m,
  984. &clk_hclk_dsys,
  985. &clk_hclk_psys,
  986. &clk_pclk_msys,
  987. &clk_pclk_dsys,
  988. &clk_pclk_psys,
  989. &clk_vpllsrc,
  990. &clk_sclk_vpll,
  991. &clk_mout_dmc0,
  992. &clk_sclk_dmc0,
  993. &clk_sclk_audio0,
  994. &clk_sclk_audio1,
  995. &clk_sclk_audio2,
  996. &clk_sclk_spdif,
  997. };
  998. static u32 epll_div[][6] = {
  999. { 48000000, 0, 48, 3, 3, 0 },
  1000. { 96000000, 0, 48, 3, 2, 0 },
  1001. { 144000000, 1, 72, 3, 2, 0 },
  1002. { 192000000, 0, 48, 3, 1, 0 },
  1003. { 288000000, 1, 72, 3, 1, 0 },
  1004. { 32750000, 1, 65, 3, 4, 35127 },
  1005. { 32768000, 1, 65, 3, 4, 35127 },
  1006. { 45158400, 0, 45, 3, 3, 10355 },
  1007. { 45000000, 0, 45, 3, 3, 10355 },
  1008. { 45158000, 0, 45, 3, 3, 10355 },
  1009. { 49125000, 0, 49, 3, 3, 9961 },
  1010. { 49152000, 0, 49, 3, 3, 9961 },
  1011. { 67737600, 1, 67, 3, 3, 48366 },
  1012. { 67738000, 1, 67, 3, 3, 48366 },
  1013. { 73800000, 1, 73, 3, 3, 47710 },
  1014. { 73728000, 1, 73, 3, 3, 47710 },
  1015. { 36000000, 1, 32, 3, 4, 0 },
  1016. { 60000000, 1, 60, 3, 3, 0 },
  1017. { 72000000, 1, 72, 3, 3, 0 },
  1018. { 80000000, 1, 80, 3, 3, 0 },
  1019. { 84000000, 0, 42, 3, 2, 0 },
  1020. { 50000000, 0, 50, 3, 3, 0 },
  1021. };
  1022. static int s5pv210_epll_set_rate(struct clk *clk, unsigned long rate)
  1023. {
  1024. unsigned int epll_con, epll_con_k;
  1025. unsigned int i;
  1026. /* Return if nothing changed */
  1027. if (clk->rate == rate)
  1028. return 0;
  1029. epll_con = __raw_readl(S5P_EPLL_CON);
  1030. epll_con_k = __raw_readl(S5P_EPLL_CON1);
  1031. epll_con_k &= ~PLL46XX_KDIV_MASK;
  1032. epll_con &= ~(1 << 27 |
  1033. PLL46XX_MDIV_MASK << PLL46XX_MDIV_SHIFT |
  1034. PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT |
  1035. PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);
  1036. for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
  1037. if (epll_div[i][0] == rate) {
  1038. epll_con_k |= epll_div[i][5] << 0;
  1039. epll_con |= (epll_div[i][1] << 27 |
  1040. epll_div[i][2] << PLL46XX_MDIV_SHIFT |
  1041. epll_div[i][3] << PLL46XX_PDIV_SHIFT |
  1042. epll_div[i][4] << PLL46XX_SDIV_SHIFT);
  1043. break;
  1044. }
  1045. }
  1046. if (i == ARRAY_SIZE(epll_div)) {
  1047. printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n",
  1048. __func__);
  1049. return -EINVAL;
  1050. }
  1051. __raw_writel(epll_con, S5P_EPLL_CON);
  1052. __raw_writel(epll_con_k, S5P_EPLL_CON1);
  1053. printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n",
  1054. clk->rate, rate);
  1055. clk->rate = rate;
  1056. return 0;
  1057. }
  1058. static struct clk_ops s5pv210_epll_ops = {
  1059. .set_rate = s5pv210_epll_set_rate,
  1060. .get_rate = s5p_epll_get_rate,
  1061. };
  1062. static u32 vpll_div[][5] = {
  1063. { 54000000, 3, 53, 3, 0 },
  1064. { 108000000, 3, 53, 2, 0 },
  1065. };
  1066. static unsigned long s5pv210_vpll_get_rate(struct clk *clk)
  1067. {
  1068. return clk->rate;
  1069. }
  1070. static int s5pv210_vpll_set_rate(struct clk *clk, unsigned long rate)
  1071. {
  1072. unsigned int vpll_con;
  1073. unsigned int i;
  1074. /* Return if nothing changed */
  1075. if (clk->rate == rate)
  1076. return 0;
  1077. vpll_con = __raw_readl(S5P_VPLL_CON);
  1078. vpll_con &= ~(0x1 << 27 | \
  1079. PLL90XX_MDIV_MASK << PLL90XX_MDIV_SHIFT | \
  1080. PLL90XX_PDIV_MASK << PLL90XX_PDIV_SHIFT | \
  1081. PLL90XX_SDIV_MASK << PLL90XX_SDIV_SHIFT);
  1082. for (i = 0; i < ARRAY_SIZE(vpll_div); i++) {
  1083. if (vpll_div[i][0] == rate) {
  1084. vpll_con |= vpll_div[i][1] << PLL90XX_PDIV_SHIFT;
  1085. vpll_con |= vpll_div[i][2] << PLL90XX_MDIV_SHIFT;
  1086. vpll_con |= vpll_div[i][3] << PLL90XX_SDIV_SHIFT;
  1087. vpll_con |= vpll_div[i][4] << 27;
  1088. break;
  1089. }
  1090. }
  1091. if (i == ARRAY_SIZE(vpll_div)) {
  1092. printk(KERN_ERR "%s: Invalid Clock VPLL Frequency\n",
  1093. __func__);
  1094. return -EINVAL;
  1095. }
  1096. __raw_writel(vpll_con, S5P_VPLL_CON);
  1097. /* Wait for VPLL lock */
  1098. while (!(__raw_readl(S5P_VPLL_CON) & (1 << PLL90XX_LOCKED_SHIFT)))
  1099. continue;
  1100. clk->rate = rate;
  1101. return 0;
  1102. }
  1103. static struct clk_ops s5pv210_vpll_ops = {
  1104. .get_rate = s5pv210_vpll_get_rate,
  1105. .set_rate = s5pv210_vpll_set_rate,
  1106. };
  1107. void __init_or_cpufreq s5pv210_setup_clocks(void)
  1108. {
  1109. struct clk *xtal_clk;
  1110. unsigned long vpllsrc;
  1111. unsigned long armclk;
  1112. unsigned long hclk_msys;
  1113. unsigned long hclk_dsys;
  1114. unsigned long hclk_psys;
  1115. unsigned long pclk_msys;
  1116. unsigned long pclk_dsys;
  1117. unsigned long pclk_psys;
  1118. unsigned long apll;
  1119. unsigned long mpll;
  1120. unsigned long epll;
  1121. unsigned long vpll;
  1122. unsigned int ptr;
  1123. u32 clkdiv0, clkdiv1;
  1124. /* Set functions for clk_fout_epll */
  1125. clk_fout_epll.enable = s5p_epll_enable;
  1126. clk_fout_epll.ops = &s5pv210_epll_ops;
  1127. printk(KERN_DEBUG "%s: registering clocks\n", __func__);
  1128. clkdiv0 = __raw_readl(S5P_CLK_DIV0);
  1129. clkdiv1 = __raw_readl(S5P_CLK_DIV1);
  1130. printk(KERN_DEBUG "%s: clkdiv0 = %08x, clkdiv1 = %08x\n",
  1131. __func__, clkdiv0, clkdiv1);
  1132. xtal_clk = clk_get(NULL, "xtal");
  1133. BUG_ON(IS_ERR(xtal_clk));
  1134. xtal = clk_get_rate(xtal_clk);
  1135. clk_put(xtal_clk);
  1136. printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
  1137. apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
  1138. mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON), pll_4502);
  1139. epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON),
  1140. __raw_readl(S5P_EPLL_CON1), pll_4600);
  1141. vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
  1142. vpll = s5p_get_pll45xx(vpllsrc, __raw_readl(S5P_VPLL_CON), pll_4502);
  1143. clk_fout_apll.ops = &clk_fout_apll_ops;
  1144. clk_fout_mpll.rate = mpll;
  1145. clk_fout_epll.rate = epll;
  1146. clk_fout_vpll.ops = &s5pv210_vpll_ops;
  1147. clk_fout_vpll.rate = vpll;
  1148. printk(KERN_INFO "S5PV210: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
  1149. apll, mpll, epll, vpll);
  1150. armclk = clk_get_rate(&clk_armclk.clk);
  1151. hclk_msys = clk_get_rate(&clk_hclk_msys.clk);
  1152. hclk_dsys = clk_get_rate(&clk_hclk_dsys.clk);
  1153. hclk_psys = clk_get_rate(&clk_hclk_psys.clk);
  1154. pclk_msys = clk_get_rate(&clk_pclk_msys.clk);
  1155. pclk_dsys = clk_get_rate(&clk_pclk_dsys.clk);
  1156. pclk_psys = clk_get_rate(&clk_pclk_psys.clk);
  1157. printk(KERN_INFO "S5PV210: ARMCLK=%ld, HCLKM=%ld, HCLKD=%ld\n"
  1158. "HCLKP=%ld, PCLKM=%ld, PCLKD=%ld, PCLKP=%ld\n",
  1159. armclk, hclk_msys, hclk_dsys, hclk_psys,
  1160. pclk_msys, pclk_dsys, pclk_psys);
  1161. clk_f.rate = armclk;
  1162. clk_h.rate = hclk_psys;
  1163. clk_p.rate = pclk_psys;
  1164. for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
  1165. s3c_set_clksrc(&clksrcs[ptr], true);
  1166. }
  1167. static struct clk *clks[] __initdata = {
  1168. &clk_sclk_hdmi27m,
  1169. &clk_sclk_hdmiphy,
  1170. &clk_sclk_usbphy0,
  1171. &clk_sclk_usbphy1,
  1172. &clk_pcmcdclk0,
  1173. &clk_pcmcdclk1,
  1174. &clk_pcmcdclk2,
  1175. };
  1176. static struct clk_lookup s5pv210_clk_lookup[] = {
  1177. CLKDEV_INIT(NULL, "clk_uart_baud0", &clk_p),
  1178. CLKDEV_INIT("s5pv210-uart.0", "clk_uart_baud1", &clk_sclk_uart0.clk),
  1179. CLKDEV_INIT("s5pv210-uart.1", "clk_uart_baud1", &clk_sclk_uart1.clk),
  1180. CLKDEV_INIT("s5pv210-uart.2", "clk_uart_baud1", &clk_sclk_uart2.clk),
  1181. CLKDEV_INIT("s5pv210-uart.3", "clk_uart_baud1", &clk_sclk_uart3.clk),
  1182. CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &clk_hsmmc0),
  1183. CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &clk_hsmmc1),
  1184. CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.0", &clk_hsmmc2),
  1185. CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.0", &clk_hsmmc3),
  1186. CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
  1187. CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
  1188. CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
  1189. CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.2", &clk_sclk_mmc3.clk),
  1190. CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
  1191. CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
  1192. CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
  1193. CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0),
  1194. CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1),
  1195. };
  1196. void __init s5pv210_register_clocks(void)
  1197. {
  1198. int ptr;
  1199. s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
  1200. for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
  1201. s3c_register_clksrc(sysclks[ptr], 1);
  1202. for (ptr = 0; ptr < ARRAY_SIZE(sclk_tv); ptr++)
  1203. s3c_register_clksrc(sclk_tv[ptr], 1);
  1204. for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++)
  1205. s3c_register_clksrc(clksrc_cdev[ptr], 1);
  1206. s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
  1207. s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
  1208. s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
  1209. s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
  1210. clkdev_add_table(s5pv210_clk_lookup, ARRAY_SIZE(s5pv210_clk_lookup));
  1211. s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev));
  1212. for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++)
  1213. s3c_disable_clocks(clk_cdev[ptr], 1);
  1214. }