clk-exynos3250.c 35 KB

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  1. /*
  2. * Copyright (c) 2014 Samsung Electronics Co., Ltd.
  3. *
  4. * This program is free software; you can redistribute it and/or modify
  5. * it under the terms of the GNU General Public License version 2 as
  6. * published by the Free Software Foundation.
  7. *
  8. * Common Clock Framework support for Exynos3250 SoC.
  9. */
  10. #include <linux/clk.h>
  11. #include <linux/clkdev.h>
  12. #include <linux/clk-provider.h>
  13. #include <linux/of.h>
  14. #include <linux/of_address.h>
  15. #include <linux/platform_device.h>
  16. #include <linux/syscore_ops.h>
  17. #include <dt-bindings/clock/exynos3250.h>
  18. #include "clk.h"
  19. #include "clk-pll.h"
  20. #define SRC_LEFTBUS 0x4200
  21. #define DIV_LEFTBUS 0x4500
  22. #define GATE_IP_LEFTBUS 0x4800
  23. #define SRC_RIGHTBUS 0x8200
  24. #define DIV_RIGHTBUS 0x8500
  25. #define GATE_IP_RIGHTBUS 0x8800
  26. #define GATE_IP_PERIR 0x8960
  27. #define MPLL_LOCK 0xc010
  28. #define MPLL_CON0 0xc110
  29. #define VPLL_LOCK 0xc020
  30. #define VPLL_CON0 0xc120
  31. #define UPLL_LOCK 0xc030
  32. #define UPLL_CON0 0xc130
  33. #define SRC_TOP0 0xc210
  34. #define SRC_TOP1 0xc214
  35. #define SRC_CAM 0xc220
  36. #define SRC_MFC 0xc228
  37. #define SRC_G3D 0xc22c
  38. #define SRC_LCD 0xc234
  39. #define SRC_ISP 0xc238
  40. #define SRC_FSYS 0xc240
  41. #define SRC_PERIL0 0xc250
  42. #define SRC_PERIL1 0xc254
  43. #define SRC_MASK_TOP 0xc310
  44. #define SRC_MASK_CAM 0xc320
  45. #define SRC_MASK_LCD 0xc334
  46. #define SRC_MASK_ISP 0xc338
  47. #define SRC_MASK_FSYS 0xc340
  48. #define SRC_MASK_PERIL0 0xc350
  49. #define SRC_MASK_PERIL1 0xc354
  50. #define DIV_TOP 0xc510
  51. #define DIV_CAM 0xc520
  52. #define DIV_MFC 0xc528
  53. #define DIV_G3D 0xc52c
  54. #define DIV_LCD 0xc534
  55. #define DIV_ISP 0xc538
  56. #define DIV_FSYS0 0xc540
  57. #define DIV_FSYS1 0xc544
  58. #define DIV_FSYS2 0xc548
  59. #define DIV_PERIL0 0xc550
  60. #define DIV_PERIL1 0xc554
  61. #define DIV_PERIL3 0xc55c
  62. #define DIV_PERIL4 0xc560
  63. #define DIV_PERIL5 0xc564
  64. #define DIV_CAM1 0xc568
  65. #define CLKDIV2_RATIO 0xc580
  66. #define GATE_SCLK_CAM 0xc820
  67. #define GATE_SCLK_MFC 0xc828
  68. #define GATE_SCLK_G3D 0xc82c
  69. #define GATE_SCLK_LCD 0xc834
  70. #define GATE_SCLK_ISP_TOP 0xc838
  71. #define GATE_SCLK_FSYS 0xc840
  72. #define GATE_SCLK_PERIL 0xc850
  73. #define GATE_IP_CAM 0xc920
  74. #define GATE_IP_MFC 0xc928
  75. #define GATE_IP_G3D 0xc92c
  76. #define GATE_IP_LCD 0xc934
  77. #define GATE_IP_ISP 0xc938
  78. #define GATE_IP_FSYS 0xc940
  79. #define GATE_IP_PERIL 0xc950
  80. #define GATE_BLOCK 0xc970
  81. #define APLL_LOCK 0x14000
  82. #define APLL_CON0 0x14100
  83. #define SRC_CPU 0x14200
  84. #define DIV_CPU0 0x14500
  85. #define DIV_CPU1 0x14504
  86. #define PWR_CTRL1 0x15020
  87. #define PWR_CTRL2 0x15024
  88. /* Below definitions are used for PWR_CTRL settings */
  89. #define PWR_CTRL1_CORE2_DOWN_RATIO(x) (((x) & 0x7) << 28)
  90. #define PWR_CTRL1_CORE1_DOWN_RATIO(x) (((x) & 0x7) << 16)
  91. #define PWR_CTRL1_DIV2_DOWN_EN (1 << 9)
  92. #define PWR_CTRL1_DIV1_DOWN_EN (1 << 8)
  93. #define PWR_CTRL1_USE_CORE3_WFE (1 << 7)
  94. #define PWR_CTRL1_USE_CORE2_WFE (1 << 6)
  95. #define PWR_CTRL1_USE_CORE1_WFE (1 << 5)
  96. #define PWR_CTRL1_USE_CORE0_WFE (1 << 4)
  97. #define PWR_CTRL1_USE_CORE3_WFI (1 << 3)
  98. #define PWR_CTRL1_USE_CORE2_WFI (1 << 2)
  99. #define PWR_CTRL1_USE_CORE1_WFI (1 << 1)
  100. #define PWR_CTRL1_USE_CORE0_WFI (1 << 0)
  101. /* list of PLLs to be registered */
  102. enum exynos3250_plls {
  103. apll, mpll, vpll, upll,
  104. nr_plls
  105. };
  106. /* list of PLLs in DMC block to be registered */
  107. enum exynos3250_dmc_plls {
  108. bpll, epll,
  109. nr_dmc_plls
  110. };
  111. static void __iomem *reg_base;
  112. static void __iomem *dmc_reg_base;
  113. /*
  114. * Support for CMU save/restore across system suspends
  115. */
  116. #ifdef CONFIG_PM_SLEEP
  117. static struct samsung_clk_reg_dump *exynos3250_clk_regs;
  118. static unsigned long exynos3250_cmu_clk_regs[] __initdata = {
  119. SRC_LEFTBUS,
  120. DIV_LEFTBUS,
  121. GATE_IP_LEFTBUS,
  122. SRC_RIGHTBUS,
  123. DIV_RIGHTBUS,
  124. GATE_IP_RIGHTBUS,
  125. GATE_IP_PERIR,
  126. MPLL_LOCK,
  127. MPLL_CON0,
  128. VPLL_LOCK,
  129. VPLL_CON0,
  130. UPLL_LOCK,
  131. UPLL_CON0,
  132. SRC_TOP0,
  133. SRC_TOP1,
  134. SRC_CAM,
  135. SRC_MFC,
  136. SRC_G3D,
  137. SRC_LCD,
  138. SRC_ISP,
  139. SRC_FSYS,
  140. SRC_PERIL0,
  141. SRC_PERIL1,
  142. SRC_MASK_TOP,
  143. SRC_MASK_CAM,
  144. SRC_MASK_LCD,
  145. SRC_MASK_ISP,
  146. SRC_MASK_FSYS,
  147. SRC_MASK_PERIL0,
  148. SRC_MASK_PERIL1,
  149. DIV_TOP,
  150. DIV_CAM,
  151. DIV_MFC,
  152. DIV_G3D,
  153. DIV_LCD,
  154. DIV_ISP,
  155. DIV_FSYS0,
  156. DIV_FSYS1,
  157. DIV_FSYS2,
  158. DIV_PERIL0,
  159. DIV_PERIL1,
  160. DIV_PERIL3,
  161. DIV_PERIL4,
  162. DIV_PERIL5,
  163. DIV_CAM1,
  164. CLKDIV2_RATIO,
  165. GATE_SCLK_CAM,
  166. GATE_SCLK_MFC,
  167. GATE_SCLK_G3D,
  168. GATE_SCLK_LCD,
  169. GATE_SCLK_ISP_TOP,
  170. GATE_SCLK_FSYS,
  171. GATE_SCLK_PERIL,
  172. GATE_IP_CAM,
  173. GATE_IP_MFC,
  174. GATE_IP_G3D,
  175. GATE_IP_LCD,
  176. GATE_IP_ISP,
  177. GATE_IP_FSYS,
  178. GATE_IP_PERIL,
  179. GATE_BLOCK,
  180. APLL_LOCK,
  181. SRC_CPU,
  182. DIV_CPU0,
  183. DIV_CPU1,
  184. PWR_CTRL1,
  185. PWR_CTRL2,
  186. };
  187. static int exynos3250_clk_suspend(void)
  188. {
  189. samsung_clk_save(reg_base, exynos3250_clk_regs,
  190. ARRAY_SIZE(exynos3250_cmu_clk_regs));
  191. return 0;
  192. }
  193. static void exynos3250_clk_resume(void)
  194. {
  195. samsung_clk_restore(reg_base, exynos3250_clk_regs,
  196. ARRAY_SIZE(exynos3250_cmu_clk_regs));
  197. }
  198. static struct syscore_ops exynos3250_clk_syscore_ops = {
  199. .suspend = exynos3250_clk_suspend,
  200. .resume = exynos3250_clk_resume,
  201. };
  202. static void exynos3250_clk_sleep_init(void)
  203. {
  204. exynos3250_clk_regs =
  205. samsung_clk_alloc_reg_dump(exynos3250_cmu_clk_regs,
  206. ARRAY_SIZE(exynos3250_cmu_clk_regs));
  207. if (!exynos3250_clk_regs) {
  208. pr_warn("%s: Failed to allocate sleep save data\n", __func__);
  209. goto err;
  210. }
  211. register_syscore_ops(&exynos3250_clk_syscore_ops);
  212. return;
  213. err:
  214. kfree(exynos3250_clk_regs);
  215. }
  216. #else
  217. static inline void exynos3250_clk_sleep_init(void) { }
  218. #endif
  219. /* list of all parent clock list */
  220. PNAME(mout_vpllsrc_p) = { "fin_pll", };
  221. PNAME(mout_apll_p) = { "fin_pll", "fout_apll", };
  222. PNAME(mout_mpll_p) = { "fin_pll", "fout_mpll", };
  223. PNAME(mout_vpll_p) = { "fin_pll", "fout_vpll", };
  224. PNAME(mout_upll_p) = { "fin_pll", "fout_upll", };
  225. PNAME(mout_mpll_user_p) = { "fin_pll", "div_mpll_pre", };
  226. PNAME(mout_epll_user_p) = { "fin_pll", "mout_epll", };
  227. PNAME(mout_core_p) = { "mout_apll", "mout_mpll_user_c", };
  228. PNAME(mout_hpm_p) = { "mout_apll", "mout_mpll_user_c", };
  229. PNAME(mout_ebi_p) = { "div_aclk_200", "div_aclk_160", };
  230. PNAME(mout_ebi_1_p) = { "mout_ebi", "mout_vpll", };
  231. PNAME(mout_gdl_p) = { "mout_mpll_user_l", };
  232. PNAME(mout_gdr_p) = { "mout_mpll_user_r", };
  233. PNAME(mout_aclk_400_mcuisp_sub_p)
  234. = { "fin_pll", "div_aclk_400_mcuisp", };
  235. PNAME(mout_aclk_266_0_p) = { "div_mpll_pre", "mout_vpll", };
  236. PNAME(mout_aclk_266_1_p) = { "mout_epll_user", };
  237. PNAME(mout_aclk_266_p) = { "mout_aclk_266_0", "mout_aclk_266_1", };
  238. PNAME(mout_aclk_266_sub_p) = { "fin_pll", "div_aclk_266", };
  239. PNAME(group_div_mpll_pre_p) = { "div_mpll_pre", };
  240. PNAME(group_epll_vpll_p) = { "mout_epll_user", "mout_vpll" };
  241. PNAME(group_sclk_p) = { "xxti", "xusbxti",
  242. "none", "none",
  243. "none", "none", "div_mpll_pre",
  244. "mout_epll_user", "mout_vpll", };
  245. PNAME(group_sclk_audio_p) = { "audiocdclk", "none",
  246. "none", "none",
  247. "xxti", "xusbxti",
  248. "div_mpll_pre", "mout_epll_user",
  249. "mout_vpll", };
  250. PNAME(group_sclk_cam_blk_p) = { "xxti", "xusbxti",
  251. "none", "none", "none",
  252. "none", "div_mpll_pre",
  253. "mout_epll_user", "mout_vpll",
  254. "none", "none", "none",
  255. "div_cam_blk_320", };
  256. PNAME(group_sclk_fimd0_p) = { "xxti", "xusbxti",
  257. "m_bitclkhsdiv4_2l", "none",
  258. "none", "none", "div_mpll_pre",
  259. "mout_epll_user", "mout_vpll",
  260. "none", "none", "none",
  261. "div_lcd_blk_145", };
  262. PNAME(mout_mfc_p) = { "mout_mfc_0", "mout_mfc_1" };
  263. PNAME(mout_g3d_p) = { "mout_g3d_0", "mout_g3d_1" };
  264. static struct samsung_fixed_factor_clock fixed_factor_clks[] __initdata = {
  265. FFACTOR(0, "sclk_mpll_1600", "mout_mpll", 1, 1, 0),
  266. FFACTOR(0, "sclk_mpll_mif", "mout_mpll", 1, 2, 0),
  267. FFACTOR(0, "sclk_bpll", "fout_bpll", 1, 2, 0),
  268. FFACTOR(0, "div_cam_blk_320", "sclk_mpll_1600", 1, 5, 0),
  269. FFACTOR(0, "div_lcd_blk_145", "sclk_mpll_1600", 1, 11, 0),
  270. /* HACK: fin_pll hardcoded to xusbxti until detection is implemented. */
  271. FFACTOR(CLK_FIN_PLL, "fin_pll", "xusbxti", 1, 1, 0),
  272. };
  273. static struct samsung_mux_clock mux_clks[] __initdata = {
  274. /*
  275. * NOTE: Following table is sorted by register address in ascending
  276. * order and then bitfield shift in descending order, as it is done
  277. * in the User's Manual. When adding new entries, please make sure
  278. * that the order is preserved, to avoid merge conflicts and make
  279. * further work with defined data easier.
  280. */
  281. /* SRC_LEFTBUS */
  282. MUX(CLK_MOUT_MPLL_USER_L, "mout_mpll_user_l", mout_mpll_user_p,
  283. SRC_LEFTBUS, 4, 1),
  284. MUX(CLK_MOUT_GDL, "mout_gdl", mout_gdl_p, SRC_LEFTBUS, 0, 1),
  285. /* SRC_RIGHTBUS */
  286. MUX(CLK_MOUT_MPLL_USER_R, "mout_mpll_user_r", mout_mpll_user_p,
  287. SRC_RIGHTBUS, 4, 1),
  288. MUX(CLK_MOUT_GDR, "mout_gdr", mout_gdr_p, SRC_RIGHTBUS, 0, 1),
  289. /* SRC_TOP0 */
  290. MUX(CLK_MOUT_EBI, "mout_ebi", mout_ebi_p, SRC_TOP0, 28, 1),
  291. MUX(CLK_MOUT_ACLK_200, "mout_aclk_200", group_div_mpll_pre_p,SRC_TOP0, 24, 1),
  292. MUX(CLK_MOUT_ACLK_160, "mout_aclk_160", group_div_mpll_pre_p, SRC_TOP0, 20, 1),
  293. MUX(CLK_MOUT_ACLK_100, "mout_aclk_100", group_div_mpll_pre_p, SRC_TOP0, 16, 1),
  294. MUX(CLK_MOUT_ACLK_266_1, "mout_aclk_266_1", mout_aclk_266_1_p, SRC_TOP0, 14, 1),
  295. MUX(CLK_MOUT_ACLK_266_0, "mout_aclk_266_0", mout_aclk_266_0_p, SRC_TOP0, 13, 1),
  296. MUX(CLK_MOUT_ACLK_266, "mout_aclk_266", mout_aclk_266_p, SRC_TOP0, 12, 1),
  297. MUX(CLK_MOUT_VPLL, "mout_vpll", mout_vpll_p, SRC_TOP0, 8, 1),
  298. MUX(CLK_MOUT_EPLL_USER, "mout_epll_user", mout_epll_user_p, SRC_TOP0, 4, 1),
  299. MUX(CLK_MOUT_EBI_1, "mout_ebi_1", mout_ebi_1_p, SRC_TOP0, 0, 1),
  300. /* SRC_TOP1 */
  301. MUX(CLK_MOUT_UPLL, "mout_upll", mout_upll_p, SRC_TOP1, 28, 1),
  302. MUX(CLK_MOUT_ACLK_400_MCUISP_SUB, "mout_aclk_400_mcuisp_sub", mout_aclk_400_mcuisp_sub_p,
  303. SRC_TOP1, 24, 1),
  304. MUX(CLK_MOUT_ACLK_266_SUB, "mout_aclk_266_sub", mout_aclk_266_sub_p, SRC_TOP1, 20, 1),
  305. MUX(CLK_MOUT_MPLL, "mout_mpll", mout_mpll_p, SRC_TOP1, 12, 1),
  306. MUX(CLK_MOUT_ACLK_400_MCUISP, "mout_aclk_400_mcuisp", group_div_mpll_pre_p, SRC_TOP1, 8, 1),
  307. MUX(CLK_MOUT_VPLLSRC, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP1, 0, 1),
  308. /* SRC_CAM */
  309. MUX(CLK_MOUT_CAM1, "mout_cam1", group_sclk_p, SRC_CAM, 20, 4),
  310. MUX(CLK_MOUT_CAM_BLK, "mout_cam_blk", group_sclk_cam_blk_p, SRC_CAM, 0, 4),
  311. /* SRC_MFC */
  312. MUX(CLK_MOUT_MFC, "mout_mfc", mout_mfc_p, SRC_MFC, 8, 1),
  313. MUX(CLK_MOUT_MFC_1, "mout_mfc_1", group_epll_vpll_p, SRC_MFC, 4, 1),
  314. MUX(CLK_MOUT_MFC_0, "mout_mfc_0", group_div_mpll_pre_p, SRC_MFC, 0, 1),
  315. /* SRC_G3D */
  316. MUX(CLK_MOUT_G3D, "mout_g3d", mout_g3d_p, SRC_G3D, 8, 1),
  317. MUX(CLK_MOUT_G3D_1, "mout_g3d_1", group_epll_vpll_p, SRC_G3D, 4, 1),
  318. MUX(CLK_MOUT_G3D_0, "mout_g3d_0", group_div_mpll_pre_p, SRC_G3D, 0, 1),
  319. /* SRC_LCD */
  320. MUX(CLK_MOUT_MIPI0, "mout_mipi0", group_sclk_p, SRC_LCD, 12, 4),
  321. MUX(CLK_MOUT_FIMD0, "mout_fimd0", group_sclk_fimd0_p, SRC_LCD, 0, 4),
  322. /* SRC_ISP */
  323. MUX(CLK_MOUT_UART_ISP, "mout_uart_isp", group_sclk_p, SRC_ISP, 12, 4),
  324. MUX(CLK_MOUT_SPI1_ISP, "mout_spi1_isp", group_sclk_p, SRC_ISP, 8, 4),
  325. MUX(CLK_MOUT_SPI0_ISP, "mout_spi0_isp", group_sclk_p, SRC_ISP, 4, 4),
  326. /* SRC_FSYS */
  327. MUX(CLK_MOUT_TSADC, "mout_tsadc", group_sclk_p, SRC_FSYS, 28, 4),
  328. MUX(CLK_MOUT_MMC1, "mout_mmc1", group_sclk_p, SRC_FSYS, 4, 4),
  329. MUX(CLK_MOUT_MMC0, "mout_mmc0", group_sclk_p, SRC_FSYS, 0, 4),
  330. /* SRC_PERIL0 */
  331. MUX(CLK_MOUT_UART1, "mout_uart1", group_sclk_p, SRC_PERIL0, 4, 4),
  332. MUX(CLK_MOUT_UART0, "mout_uart0", group_sclk_p, SRC_PERIL0, 0, 4),
  333. /* SRC_PERIL1 */
  334. MUX(CLK_MOUT_SPI1, "mout_spi1", group_sclk_p, SRC_PERIL1, 20, 4),
  335. MUX(CLK_MOUT_SPI0, "mout_spi0", group_sclk_p, SRC_PERIL1, 16, 4),
  336. MUX(CLK_MOUT_AUDIO, "mout_audio", group_sclk_audio_p, SRC_PERIL1, 4, 4),
  337. /* SRC_CPU */
  338. MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p,
  339. SRC_CPU, 24, 1),
  340. MUX(CLK_MOUT_HPM, "mout_hpm", mout_hpm_p, SRC_CPU, 20, 1),
  341. MUX(CLK_MOUT_CORE, "mout_core", mout_core_p, SRC_CPU, 16, 1),
  342. MUX(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1),
  343. };
  344. static struct samsung_div_clock div_clks[] __initdata = {
  345. /*
  346. * NOTE: Following table is sorted by register address in ascending
  347. * order and then bitfield shift in descending order, as it is done
  348. * in the User's Manual. When adding new entries, please make sure
  349. * that the order is preserved, to avoid merge conflicts and make
  350. * further work with defined data easier.
  351. */
  352. /* DIV_LEFTBUS */
  353. DIV(CLK_DIV_GPL, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3),
  354. DIV(CLK_DIV_GDL, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 4),
  355. /* DIV_RIGHTBUS */
  356. DIV(CLK_DIV_GPR, "div_gpr", "div_gdr", DIV_RIGHTBUS, 4, 3),
  357. DIV(CLK_DIV_GDR, "div_gdr", "mout_gdr", DIV_RIGHTBUS, 0, 4),
  358. /* DIV_TOP */
  359. DIV(CLK_DIV_MPLL_PRE, "div_mpll_pre", "sclk_mpll_mif", DIV_TOP, 28, 2),
  360. DIV(CLK_DIV_ACLK_400_MCUISP, "div_aclk_400_mcuisp",
  361. "mout_aclk_400_mcuisp", DIV_TOP, 24, 3),
  362. DIV(CLK_DIV_EBI, "div_ebi", "mout_ebi_1", DIV_TOP, 16, 3),
  363. DIV(CLK_DIV_ACLK_200, "div_aclk_200", "mout_aclk_200", DIV_TOP, 12, 3),
  364. DIV(CLK_DIV_ACLK_160, "div_aclk_160", "mout_aclk_160", DIV_TOP, 8, 3),
  365. DIV(CLK_DIV_ACLK_100, "div_aclk_100", "mout_aclk_100", DIV_TOP, 4, 4),
  366. DIV(CLK_DIV_ACLK_266, "div_aclk_266", "mout_aclk_266", DIV_TOP, 0, 3),
  367. /* DIV_CAM */
  368. DIV(CLK_DIV_CAM1, "div_cam1", "mout_cam1", DIV_CAM, 20, 4),
  369. DIV(CLK_DIV_CAM_BLK, "div_cam_blk", "mout_cam_blk", DIV_CAM, 0, 4),
  370. /* DIV_MFC */
  371. DIV(CLK_DIV_MFC, "div_mfc", "mout_mfc", DIV_MFC, 0, 4),
  372. /* DIV_G3D */
  373. DIV(CLK_DIV_G3D, "div_g3d", "mout_g3d", DIV_G3D, 0, 4),
  374. /* DIV_LCD */
  375. DIV_F(CLK_DIV_MIPI0_PRE, "div_mipi0_pre", "div_mipi0", DIV_LCD, 20, 4,
  376. CLK_SET_RATE_PARENT, 0),
  377. DIV(CLK_DIV_MIPI0, "div_mipi0", "mout_mipi0", DIV_LCD, 16, 4),
  378. DIV(CLK_DIV_FIMD0, "div_fimd0", "mout_fimd0", DIV_LCD, 0, 4),
  379. /* DIV_ISP */
  380. DIV(CLK_DIV_UART_ISP, "div_uart_isp", "mout_uart_isp", DIV_ISP, 28, 4),
  381. DIV_F(CLK_DIV_SPI1_ISP_PRE, "div_spi1_isp_pre", "div_spi1_isp",
  382. DIV_ISP, 20, 8, CLK_SET_RATE_PARENT, 0),
  383. DIV(CLK_DIV_SPI1_ISP, "div_spi1_isp", "mout_spi1_isp", DIV_ISP, 16, 4),
  384. DIV_F(CLK_DIV_SPI0_ISP_PRE, "div_spi0_isp_pre", "div_spi0_isp",
  385. DIV_ISP, 8, 8, CLK_SET_RATE_PARENT, 0),
  386. DIV(CLK_DIV_SPI0_ISP, "div_spi0_isp", "mout_spi0_isp", DIV_ISP, 4, 4),
  387. /* DIV_FSYS0 */
  388. DIV_F(CLK_DIV_TSADC_PRE, "div_tsadc_pre", "div_tsadc", DIV_FSYS0, 8, 8,
  389. CLK_SET_RATE_PARENT, 0),
  390. DIV(CLK_DIV_TSADC, "div_tsadc", "mout_tsadc", DIV_FSYS0, 0, 4),
  391. /* DIV_FSYS1 */
  392. DIV_F(CLK_DIV_MMC1_PRE, "div_mmc1_pre", "div_mmc1", DIV_FSYS1, 24, 8,
  393. CLK_SET_RATE_PARENT, 0),
  394. DIV(CLK_DIV_MMC1, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4),
  395. DIV_F(CLK_DIV_MMC0_PRE, "div_mmc0_pre", "div_mmc0", DIV_FSYS1, 8, 8,
  396. CLK_SET_RATE_PARENT, 0),
  397. DIV(CLK_DIV_MMC0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
  398. /* DIV_PERIL0 */
  399. DIV(CLK_DIV_UART1, "div_uart1", "mout_uart1", DIV_PERIL0, 4, 4),
  400. DIV(CLK_DIV_UART0, "div_uart0", "mout_uart0", DIV_PERIL0, 0, 4),
  401. /* DIV_PERIL1 */
  402. DIV_F(CLK_DIV_SPI1_PRE, "div_spi1_pre", "div_spi1", DIV_PERIL1, 24, 8,
  403. CLK_SET_RATE_PARENT, 0),
  404. DIV(CLK_DIV_SPI1, "div_spi1", "mout_spi1", DIV_PERIL1, 16, 4),
  405. DIV_F(CLK_DIV_SPI0_PRE, "div_spi0_pre", "div_spi0", DIV_PERIL1, 8, 8,
  406. CLK_SET_RATE_PARENT, 0),
  407. DIV(CLK_DIV_SPI0, "div_spi0", "mout_spi0", DIV_PERIL1, 0, 4),
  408. /* DIV_PERIL4 */
  409. DIV(CLK_DIV_PCM, "div_pcm", "div_audio", DIV_PERIL4, 20, 8),
  410. DIV(CLK_DIV_AUDIO, "div_audio", "mout_audio", DIV_PERIL4, 16, 4),
  411. /* DIV_PERIL5 */
  412. DIV(CLK_DIV_I2S, "div_i2s", "div_audio", DIV_PERIL5, 8, 6),
  413. /* DIV_CPU0 */
  414. DIV(CLK_DIV_CORE2, "div_core2", "div_core", DIV_CPU0, 28, 3),
  415. DIV(CLK_DIV_APLL, "div_apll", "mout_apll", DIV_CPU0, 24, 3),
  416. DIV(CLK_DIV_PCLK_DBG, "div_pclk_dbg", "div_core2", DIV_CPU0, 20, 3),
  417. DIV(CLK_DIV_ATB, "div_atb", "div_core2", DIV_CPU0, 16, 3),
  418. DIV(CLK_DIV_COREM, "div_corem", "div_core2", DIV_CPU0, 4, 3),
  419. DIV(CLK_DIV_CORE, "div_core", "mout_core", DIV_CPU0, 0, 3),
  420. /* DIV_CPU1 */
  421. DIV(CLK_DIV_HPM, "div_hpm", "div_copy", DIV_CPU1, 4, 3),
  422. DIV(CLK_DIV_COPY, "div_copy", "mout_hpm", DIV_CPU1, 0, 3),
  423. };
  424. static struct samsung_gate_clock gate_clks[] __initdata = {
  425. /*
  426. * NOTE: Following table is sorted by register address in ascending
  427. * order and then bitfield shift in descending order, as it is done
  428. * in the User's Manual. When adding new entries, please make sure
  429. * that the order is preserved, to avoid merge conflicts and make
  430. * further work with defined data easier.
  431. */
  432. /* GATE_IP_LEFTBUS */
  433. GATE(CLK_ASYNC_G3D, "async_g3d", "div_aclk_100", GATE_IP_LEFTBUS, 6,
  434. CLK_IGNORE_UNUSED, 0),
  435. GATE(CLK_ASYNC_MFCL, "async_mfcl", "div_aclk_100", GATE_IP_LEFTBUS, 4,
  436. CLK_IGNORE_UNUSED, 0),
  437. GATE(CLK_PPMULEFT, "ppmuleft", "div_aclk_100", GATE_IP_LEFTBUS, 1,
  438. CLK_IGNORE_UNUSED, 0),
  439. GATE(CLK_GPIO_LEFT, "gpio_left", "div_aclk_100", GATE_IP_LEFTBUS, 0,
  440. CLK_IGNORE_UNUSED, 0),
  441. /* GATE_IP_RIGHTBUS */
  442. GATE(CLK_ASYNC_ISPMX, "async_ispmx", "div_aclk_100",
  443. GATE_IP_RIGHTBUS, 9, CLK_IGNORE_UNUSED, 0),
  444. GATE(CLK_ASYNC_FSYSD, "async_fsysd", "div_aclk_100",
  445. GATE_IP_RIGHTBUS, 5, CLK_IGNORE_UNUSED, 0),
  446. GATE(CLK_ASYNC_LCD0X, "async_lcd0x", "div_aclk_100",
  447. GATE_IP_RIGHTBUS, 3, CLK_IGNORE_UNUSED, 0),
  448. GATE(CLK_ASYNC_CAMX, "async_camx", "div_aclk_100", GATE_IP_RIGHTBUS, 2,
  449. CLK_IGNORE_UNUSED, 0),
  450. GATE(CLK_PPMURIGHT, "ppmuright", "div_aclk_100", GATE_IP_RIGHTBUS, 1,
  451. CLK_IGNORE_UNUSED, 0),
  452. GATE(CLK_GPIO_RIGHT, "gpio_right", "div_aclk_100", GATE_IP_RIGHTBUS, 0,
  453. CLK_IGNORE_UNUSED, 0),
  454. /* GATE_IP_PERIR */
  455. GATE(CLK_MONOCNT, "monocnt", "div_aclk_100", GATE_IP_PERIR, 22,
  456. CLK_IGNORE_UNUSED, 0),
  457. GATE(CLK_TZPC6, "tzpc6", "div_aclk_100", GATE_IP_PERIR, 21,
  458. CLK_IGNORE_UNUSED, 0),
  459. GATE(CLK_PROVISIONKEY1, "provisionkey1", "div_aclk_100",
  460. GATE_IP_PERIR, 20, CLK_IGNORE_UNUSED, 0),
  461. GATE(CLK_PROVISIONKEY0, "provisionkey0", "div_aclk_100",
  462. GATE_IP_PERIR, 19, CLK_IGNORE_UNUSED, 0),
  463. GATE(CLK_CMU_ISPPART, "cmu_isppart", "div_aclk_100", GATE_IP_PERIR, 18,
  464. CLK_IGNORE_UNUSED, 0),
  465. GATE(CLK_TMU_APBIF, "tmu_apbif", "div_aclk_100",
  466. GATE_IP_PERIR, 17, 0, 0),
  467. GATE(CLK_KEYIF, "keyif", "div_aclk_100", GATE_IP_PERIR, 16, 0, 0),
  468. GATE(CLK_RTC, "rtc", "div_aclk_100", GATE_IP_PERIR, 15, 0, 0),
  469. GATE(CLK_WDT, "wdt", "div_aclk_100", GATE_IP_PERIR, 14, 0, 0),
  470. GATE(CLK_MCT, "mct", "div_aclk_100", GATE_IP_PERIR, 13, 0, 0),
  471. GATE(CLK_SECKEY, "seckey", "div_aclk_100", GATE_IP_PERIR, 12,
  472. CLK_IGNORE_UNUSED, 0),
  473. GATE(CLK_TZPC5, "tzpc5", "div_aclk_100", GATE_IP_PERIR, 10,
  474. CLK_IGNORE_UNUSED, 0),
  475. GATE(CLK_TZPC4, "tzpc4", "div_aclk_100", GATE_IP_PERIR, 9,
  476. CLK_IGNORE_UNUSED, 0),
  477. GATE(CLK_TZPC3, "tzpc3", "div_aclk_100", GATE_IP_PERIR, 8,
  478. CLK_IGNORE_UNUSED, 0),
  479. GATE(CLK_TZPC2, "tzpc2", "div_aclk_100", GATE_IP_PERIR, 7,
  480. CLK_IGNORE_UNUSED, 0),
  481. GATE(CLK_TZPC1, "tzpc1", "div_aclk_100", GATE_IP_PERIR, 6,
  482. CLK_IGNORE_UNUSED, 0),
  483. GATE(CLK_TZPC0, "tzpc0", "div_aclk_100", GATE_IP_PERIR, 5,
  484. CLK_IGNORE_UNUSED, 0),
  485. GATE(CLK_CMU_COREPART, "cmu_corepart", "div_aclk_100", GATE_IP_PERIR, 4,
  486. CLK_IGNORE_UNUSED, 0),
  487. GATE(CLK_CMU_TOPPART, "cmu_toppart", "div_aclk_100", GATE_IP_PERIR, 3,
  488. CLK_IGNORE_UNUSED, 0),
  489. GATE(CLK_PMU_APBIF, "pmu_apbif", "div_aclk_100", GATE_IP_PERIR, 2,
  490. CLK_IGNORE_UNUSED, 0),
  491. GATE(CLK_SYSREG, "sysreg", "div_aclk_100", GATE_IP_PERIR, 1,
  492. CLK_IGNORE_UNUSED, 0),
  493. GATE(CLK_CHIP_ID, "chip_id", "div_aclk_100", GATE_IP_PERIR, 0,
  494. CLK_IGNORE_UNUSED, 0),
  495. /* GATE_SCLK_CAM */
  496. GATE(CLK_SCLK_JPEG, "sclk_jpeg", "div_cam_blk",
  497. GATE_SCLK_CAM, 8, CLK_SET_RATE_PARENT, 0),
  498. GATE(CLK_SCLK_M2MSCALER, "sclk_m2mscaler", "div_cam_blk",
  499. GATE_SCLK_CAM, 2, CLK_SET_RATE_PARENT, 0),
  500. GATE(CLK_SCLK_GSCALER1, "sclk_gscaler1", "div_cam_blk",
  501. GATE_SCLK_CAM, 1, CLK_SET_RATE_PARENT, 0),
  502. GATE(CLK_SCLK_GSCALER0, "sclk_gscaler0", "div_cam_blk",
  503. GATE_SCLK_CAM, 0, CLK_SET_RATE_PARENT, 0),
  504. /* GATE_SCLK_MFC */
  505. GATE(CLK_SCLK_MFC, "sclk_mfc", "div_mfc",
  506. GATE_SCLK_MFC, 0, CLK_SET_RATE_PARENT, 0),
  507. /* GATE_SCLK_G3D */
  508. GATE(CLK_SCLK_G3D, "sclk_g3d", "div_g3d",
  509. GATE_SCLK_G3D, 0, CLK_SET_RATE_PARENT, 0),
  510. /* GATE_SCLK_LCD */
  511. GATE(CLK_SCLK_MIPIDPHY2L, "sclk_mipidphy2l", "div_mipi0",
  512. GATE_SCLK_LCD, 4, CLK_SET_RATE_PARENT, 0),
  513. GATE(CLK_SCLK_MIPI0, "sclk_mipi0", "div_mipi0_pre",
  514. GATE_SCLK_LCD, 3, CLK_SET_RATE_PARENT, 0),
  515. GATE(CLK_SCLK_FIMD0, "sclk_fimd0", "div_fimd0",
  516. GATE_SCLK_LCD, 0, CLK_SET_RATE_PARENT, 0),
  517. /* GATE_SCLK_ISP_TOP */
  518. GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1",
  519. GATE_SCLK_ISP_TOP, 4, CLK_SET_RATE_PARENT, 0),
  520. GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "div_uart_isp",
  521. GATE_SCLK_ISP_TOP, 3, CLK_SET_RATE_PARENT, 0),
  522. GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "div_spi1_isp",
  523. GATE_SCLK_ISP_TOP, 2, CLK_SET_RATE_PARENT, 0),
  524. GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "div_spi0_isp",
  525. GATE_SCLK_ISP_TOP, 1, CLK_SET_RATE_PARENT, 0),
  526. /* GATE_SCLK_FSYS */
  527. GATE(CLK_SCLK_UPLL, "sclk_upll", "mout_upll", GATE_SCLK_FSYS, 10, 0, 0),
  528. GATE(CLK_SCLK_TSADC, "sclk_tsadc", "div_tsadc_pre",
  529. GATE_SCLK_FSYS, 9, CLK_SET_RATE_PARENT, 0),
  530. GATE(CLK_SCLK_EBI, "sclk_ebi", "div_ebi",
  531. GATE_SCLK_FSYS, 6, CLK_SET_RATE_PARENT, 0),
  532. GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc1_pre",
  533. GATE_SCLK_FSYS, 1, CLK_SET_RATE_PARENT, 0),
  534. GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc0_pre",
  535. GATE_SCLK_FSYS, 0, CLK_SET_RATE_PARENT, 0),
  536. /* GATE_SCLK_PERIL */
  537. GATE(CLK_SCLK_I2S, "sclk_i2s", "div_i2s",
  538. GATE_SCLK_PERIL, 18, CLK_SET_RATE_PARENT, 0),
  539. GATE(CLK_SCLK_PCM, "sclk_pcm", "div_pcm",
  540. GATE_SCLK_PERIL, 16, CLK_SET_RATE_PARENT, 0),
  541. GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi1_pre",
  542. GATE_SCLK_PERIL, 7, CLK_SET_RATE_PARENT, 0),
  543. GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi0_pre",
  544. GATE_SCLK_PERIL, 6, CLK_SET_RATE_PARENT, 0),
  545. GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1",
  546. GATE_SCLK_PERIL, 1, CLK_SET_RATE_PARENT, 0),
  547. GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0",
  548. GATE_SCLK_PERIL, 0, CLK_SET_RATE_PARENT, 0),
  549. /* GATE_IP_CAM */
  550. GATE(CLK_QEJPEG, "qejpeg", "div_cam_blk_320", GATE_IP_CAM, 19,
  551. CLK_IGNORE_UNUSED, 0),
  552. GATE(CLK_PIXELASYNCM1, "pixelasyncm1", "div_cam_blk_320",
  553. GATE_IP_CAM, 18, CLK_IGNORE_UNUSED, 0),
  554. GATE(CLK_PIXELASYNCM0, "pixelasyncm0", "div_cam_blk_320",
  555. GATE_IP_CAM, 17, CLK_IGNORE_UNUSED, 0),
  556. GATE(CLK_PPMUCAMIF, "ppmucamif", "div_cam_blk_320",
  557. GATE_IP_CAM, 16, CLK_IGNORE_UNUSED, 0),
  558. GATE(CLK_QEM2MSCALER, "qem2mscaler", "div_cam_blk_320",
  559. GATE_IP_CAM, 14, CLK_IGNORE_UNUSED, 0),
  560. GATE(CLK_QEGSCALER1, "qegscaler1", "div_cam_blk_320",
  561. GATE_IP_CAM, 13, CLK_IGNORE_UNUSED, 0),
  562. GATE(CLK_QEGSCALER0, "qegscaler0", "div_cam_blk_320",
  563. GATE_IP_CAM, 12, CLK_IGNORE_UNUSED, 0),
  564. GATE(CLK_SMMUJPEG, "smmujpeg", "div_cam_blk_320",
  565. GATE_IP_CAM, 11, 0, 0),
  566. GATE(CLK_SMMUM2M2SCALER, "smmum2m2scaler", "div_cam_blk_320",
  567. GATE_IP_CAM, 9, 0, 0),
  568. GATE(CLK_SMMUGSCALER1, "smmugscaler1", "div_cam_blk_320",
  569. GATE_IP_CAM, 8, 0, 0),
  570. GATE(CLK_SMMUGSCALER0, "smmugscaler0", "div_cam_blk_320",
  571. GATE_IP_CAM, 7, 0, 0),
  572. GATE(CLK_JPEG, "jpeg", "div_cam_blk_320", GATE_IP_CAM, 6, 0, 0),
  573. GATE(CLK_M2MSCALER, "m2mscaler", "div_cam_blk_320",
  574. GATE_IP_CAM, 2, 0, 0),
  575. GATE(CLK_GSCALER1, "gscaler1", "div_cam_blk_320", GATE_IP_CAM, 1, 0, 0),
  576. GATE(CLK_GSCALER0, "gscaler0", "div_cam_blk_320", GATE_IP_CAM, 0, 0, 0),
  577. /* GATE_IP_MFC */
  578. GATE(CLK_QEMFC, "qemfc", "div_aclk_200", GATE_IP_MFC, 5,
  579. CLK_IGNORE_UNUSED, 0),
  580. GATE(CLK_PPMUMFC_L, "ppmumfc_l", "div_aclk_200", GATE_IP_MFC, 3,
  581. CLK_IGNORE_UNUSED, 0),
  582. GATE(CLK_SMMUMFC_L, "smmumfc_l", "div_aclk_200", GATE_IP_MFC, 1, 0, 0),
  583. GATE(CLK_MFC, "mfc", "div_aclk_200", GATE_IP_MFC, 0, 0, 0),
  584. /* GATE_IP_G3D */
  585. GATE(CLK_SMMUG3D, "smmug3d", "div_aclk_200", GATE_IP_G3D, 3, 0, 0),
  586. GATE(CLK_QEG3D, "qeg3d", "div_aclk_200", GATE_IP_G3D, 2,
  587. CLK_IGNORE_UNUSED, 0),
  588. GATE(CLK_PPMUG3D, "ppmug3d", "div_aclk_200", GATE_IP_G3D, 1,
  589. CLK_IGNORE_UNUSED, 0),
  590. GATE(CLK_G3D, "g3d", "div_aclk_200", GATE_IP_G3D, 0, 0, 0),
  591. /* GATE_IP_LCD */
  592. GATE(CLK_QE_CH1_LCD, "qe_ch1_lcd", "div_aclk_160", GATE_IP_LCD, 7,
  593. CLK_IGNORE_UNUSED, 0),
  594. GATE(CLK_QE_CH0_LCD, "qe_ch0_lcd", "div_aclk_160", GATE_IP_LCD, 6,
  595. CLK_IGNORE_UNUSED, 0),
  596. GATE(CLK_PPMULCD0, "ppmulcd0", "div_aclk_160", GATE_IP_LCD, 5,
  597. CLK_IGNORE_UNUSED, 0),
  598. GATE(CLK_SMMUFIMD0, "smmufimd0", "div_aclk_160", GATE_IP_LCD, 4, 0, 0),
  599. GATE(CLK_DSIM0, "dsim0", "div_aclk_160", GATE_IP_LCD, 3, 0, 0),
  600. GATE(CLK_SMIES, "smies", "div_aclk_160", GATE_IP_LCD, 2, 0, 0),
  601. GATE(CLK_FIMD0, "fimd0", "div_aclk_160", GATE_IP_LCD, 0, 0, 0),
  602. /* GATE_IP_ISP */
  603. GATE(CLK_CAM1, "cam1", "mout_aclk_266_sub", GATE_IP_ISP, 5, 0, 0),
  604. GATE(CLK_UART_ISP_TOP, "uart_isp_top", "mout_aclk_266_sub",
  605. GATE_IP_ISP, 3, 0, 0),
  606. GATE(CLK_SPI1_ISP_TOP, "spi1_isp_top", "mout_aclk_266_sub",
  607. GATE_IP_ISP, 2, 0, 0),
  608. GATE(CLK_SPI0_ISP_TOP, "spi0_isp_top", "mout_aclk_266_sub",
  609. GATE_IP_ISP, 1, 0, 0),
  610. /* GATE_IP_FSYS */
  611. GATE(CLK_TSADC, "tsadc", "div_aclk_200", GATE_IP_FSYS, 20, 0, 0),
  612. GATE(CLK_PPMUFILE, "ppmufile", "div_aclk_200", GATE_IP_FSYS, 17,
  613. CLK_IGNORE_UNUSED, 0),
  614. GATE(CLK_USBOTG, "usbotg", "div_aclk_200", GATE_IP_FSYS, 13, 0, 0),
  615. GATE(CLK_USBHOST, "usbhost", "div_aclk_200", GATE_IP_FSYS, 12, 0, 0),
  616. GATE(CLK_SROMC, "sromc", "div_aclk_200", GATE_IP_FSYS, 11, 0, 0),
  617. GATE(CLK_SDMMC1, "sdmmc1", "div_aclk_200", GATE_IP_FSYS, 6, 0, 0),
  618. GATE(CLK_SDMMC0, "sdmmc0", "div_aclk_200", GATE_IP_FSYS, 5, 0, 0),
  619. GATE(CLK_PDMA1, "pdma1", "div_aclk_200", GATE_IP_FSYS, 1, 0, 0),
  620. GATE(CLK_PDMA0, "pdma0", "div_aclk_200", GATE_IP_FSYS, 0, 0, 0),
  621. /* GATE_IP_PERIL */
  622. GATE(CLK_PWM, "pwm", "div_aclk_100", GATE_IP_PERIL, 24, 0, 0),
  623. GATE(CLK_PCM, "pcm", "div_aclk_100", GATE_IP_PERIL, 23, 0, 0),
  624. GATE(CLK_I2S, "i2s", "div_aclk_100", GATE_IP_PERIL, 21, 0, 0),
  625. GATE(CLK_SPI1, "spi1", "div_aclk_100", GATE_IP_PERIL, 17, 0, 0),
  626. GATE(CLK_SPI0, "spi0", "div_aclk_100", GATE_IP_PERIL, 16, 0, 0),
  627. GATE(CLK_I2C7, "i2c7", "div_aclk_100", GATE_IP_PERIL, 13, 0, 0),
  628. GATE(CLK_I2C6, "i2c6", "div_aclk_100", GATE_IP_PERIL, 12, 0, 0),
  629. GATE(CLK_I2C5, "i2c5", "div_aclk_100", GATE_IP_PERIL, 11, 0, 0),
  630. GATE(CLK_I2C4, "i2c4", "div_aclk_100", GATE_IP_PERIL, 10, 0, 0),
  631. GATE(CLK_I2C3, "i2c3", "div_aclk_100", GATE_IP_PERIL, 9, 0, 0),
  632. GATE(CLK_I2C2, "i2c2", "div_aclk_100", GATE_IP_PERIL, 8, 0, 0),
  633. GATE(CLK_I2C1, "i2c1", "div_aclk_100", GATE_IP_PERIL, 7, 0, 0),
  634. GATE(CLK_I2C0, "i2c0", "div_aclk_100", GATE_IP_PERIL, 6, 0, 0),
  635. GATE(CLK_UART1, "uart1", "div_aclk_100", GATE_IP_PERIL, 1, 0, 0),
  636. GATE(CLK_UART0, "uart0", "div_aclk_100", GATE_IP_PERIL, 0, 0, 0),
  637. };
  638. /* APLL & MPLL & BPLL & UPLL */
  639. static struct samsung_pll_rate_table exynos3250_pll_rates[] = {
  640. PLL_35XX_RATE(1200000000, 400, 4, 1),
  641. PLL_35XX_RATE(1100000000, 275, 3, 1),
  642. PLL_35XX_RATE(1066000000, 533, 6, 1),
  643. PLL_35XX_RATE(1000000000, 250, 3, 1),
  644. PLL_35XX_RATE( 960000000, 320, 4, 1),
  645. PLL_35XX_RATE( 900000000, 300, 4, 1),
  646. PLL_35XX_RATE( 850000000, 425, 6, 1),
  647. PLL_35XX_RATE( 800000000, 200, 3, 1),
  648. PLL_35XX_RATE( 700000000, 175, 3, 1),
  649. PLL_35XX_RATE( 667000000, 667, 12, 1),
  650. PLL_35XX_RATE( 600000000, 400, 4, 2),
  651. PLL_35XX_RATE( 533000000, 533, 6, 2),
  652. PLL_35XX_RATE( 520000000, 260, 3, 2),
  653. PLL_35XX_RATE( 500000000, 250, 3, 2),
  654. PLL_35XX_RATE( 400000000, 200, 3, 2),
  655. PLL_35XX_RATE( 200000000, 200, 3, 3),
  656. PLL_35XX_RATE( 100000000, 200, 3, 4),
  657. { /* sentinel */ }
  658. };
  659. /* EPLL */
  660. static struct samsung_pll_rate_table exynos3250_epll_rates[] = {
  661. PLL_36XX_RATE(800000000, 200, 3, 1, 0),
  662. PLL_36XX_RATE(288000000, 96, 2, 2, 0),
  663. PLL_36XX_RATE(192000000, 128, 2, 3, 0),
  664. PLL_36XX_RATE(144000000, 96, 2, 3, 0),
  665. PLL_36XX_RATE( 96000000, 128, 2, 4, 0),
  666. PLL_36XX_RATE( 84000000, 112, 2, 4, 0),
  667. PLL_36XX_RATE( 80000004, 106, 2, 4, 43691),
  668. PLL_36XX_RATE( 73728000, 98, 2, 4, 19923),
  669. PLL_36XX_RATE( 67737598, 270, 3, 5, 62285),
  670. PLL_36XX_RATE( 65535999, 174, 2, 5, 49982),
  671. PLL_36XX_RATE( 50000000, 200, 3, 5, 0),
  672. PLL_36XX_RATE( 49152002, 131, 2, 5, 4719),
  673. PLL_36XX_RATE( 48000000, 128, 2, 5, 0),
  674. PLL_36XX_RATE( 45158401, 180, 3, 5, 41524),
  675. { /* sentinel */ }
  676. };
  677. /* VPLL */
  678. static struct samsung_pll_rate_table exynos3250_vpll_rates[] = {
  679. PLL_36XX_RATE(600000000, 100, 2, 1, 0),
  680. PLL_36XX_RATE(533000000, 266, 3, 2, 32768),
  681. PLL_36XX_RATE(519230987, 173, 2, 2, 5046),
  682. PLL_36XX_RATE(500000000, 250, 3, 2, 0),
  683. PLL_36XX_RATE(445500000, 148, 2, 2, 32768),
  684. PLL_36XX_RATE(445055007, 148, 2, 2, 23047),
  685. PLL_36XX_RATE(400000000, 200, 3, 2, 0),
  686. PLL_36XX_RATE(371250000, 123, 2, 2, 49152),
  687. PLL_36XX_RATE(370878997, 185, 3, 2, 28803),
  688. PLL_36XX_RATE(340000000, 170, 3, 2, 0),
  689. PLL_36XX_RATE(335000015, 111, 2, 2, 43691),
  690. PLL_36XX_RATE(333000000, 111, 2, 2, 0),
  691. PLL_36XX_RATE(330000000, 110, 2, 2, 0),
  692. PLL_36XX_RATE(320000015, 106, 2, 2, 43691),
  693. PLL_36XX_RATE(300000000, 100, 2, 2, 0),
  694. PLL_36XX_RATE(275000000, 275, 3, 3, 0),
  695. PLL_36XX_RATE(222750000, 148, 2, 3, 32768),
  696. PLL_36XX_RATE(222528007, 148, 2, 3, 23069),
  697. PLL_36XX_RATE(160000000, 160, 3, 3, 0),
  698. PLL_36XX_RATE(148500000, 99, 2, 3, 0),
  699. PLL_36XX_RATE(148352005, 98, 2, 3, 59070),
  700. PLL_36XX_RATE(108000000, 144, 2, 4, 0),
  701. PLL_36XX_RATE( 74250000, 99, 2, 4, 0),
  702. PLL_36XX_RATE( 74176002, 98, 3, 4, 59070),
  703. PLL_36XX_RATE( 54054000, 216, 3, 5, 14156),
  704. PLL_36XX_RATE( 54000000, 144, 2, 5, 0),
  705. { /* sentinel */ }
  706. };
  707. static struct samsung_pll_clock exynos3250_plls[nr_plls] __initdata = {
  708. [apll] = PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll",
  709. APLL_LOCK, APLL_CON0, NULL),
  710. [mpll] = PLL(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll",
  711. MPLL_LOCK, MPLL_CON0, NULL),
  712. [vpll] = PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "fin_pll",
  713. VPLL_LOCK, VPLL_CON0, NULL),
  714. [upll] = PLL(pll_35xx, CLK_FOUT_UPLL, "fout_upll", "fin_pll",
  715. UPLL_LOCK, UPLL_CON0, NULL),
  716. };
  717. static void __init exynos3_core_down_clock(void)
  718. {
  719. unsigned int tmp;
  720. /*
  721. * Enable arm clock down (in idle) and set arm divider
  722. * ratios in WFI/WFE state.
  723. */
  724. tmp = (PWR_CTRL1_CORE2_DOWN_RATIO(7) | PWR_CTRL1_CORE1_DOWN_RATIO(7) |
  725. PWR_CTRL1_DIV2_DOWN_EN | PWR_CTRL1_DIV1_DOWN_EN |
  726. PWR_CTRL1_USE_CORE1_WFE | PWR_CTRL1_USE_CORE0_WFE |
  727. PWR_CTRL1_USE_CORE1_WFI | PWR_CTRL1_USE_CORE0_WFI);
  728. __raw_writel(tmp, reg_base + PWR_CTRL1);
  729. /*
  730. * Disable the clock up feature on Exynos4x12, in case it was
  731. * enabled by bootloader.
  732. */
  733. __raw_writel(0x0, reg_base + PWR_CTRL2);
  734. }
  735. static void __init exynos3250_cmu_init(struct device_node *np)
  736. {
  737. struct samsung_clk_provider *ctx;
  738. reg_base = of_iomap(np, 0);
  739. if (!reg_base)
  740. panic("%s: failed to map registers\n", __func__);
  741. ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS);
  742. if (!ctx)
  743. panic("%s: unable to allocate context.\n", __func__);
  744. samsung_clk_register_fixed_factor(ctx, fixed_factor_clks,
  745. ARRAY_SIZE(fixed_factor_clks));
  746. exynos3250_plls[apll].rate_table = exynos3250_pll_rates;
  747. exynos3250_plls[mpll].rate_table = exynos3250_pll_rates;
  748. exynos3250_plls[vpll].rate_table = exynos3250_vpll_rates;
  749. exynos3250_plls[upll].rate_table = exynos3250_pll_rates;
  750. samsung_clk_register_pll(ctx, exynos3250_plls,
  751. ARRAY_SIZE(exynos3250_plls), reg_base);
  752. samsung_clk_register_mux(ctx, mux_clks, ARRAY_SIZE(mux_clks));
  753. samsung_clk_register_div(ctx, div_clks, ARRAY_SIZE(div_clks));
  754. samsung_clk_register_gate(ctx, gate_clks, ARRAY_SIZE(gate_clks));
  755. exynos3_core_down_clock();
  756. exynos3250_clk_sleep_init();
  757. samsung_clk_of_add_provider(np, ctx);
  758. }
  759. CLK_OF_DECLARE(exynos3250_cmu, "samsung,exynos3250-cmu", exynos3250_cmu_init);
  760. /*
  761. * CMU DMC
  762. */
  763. #define BPLL_LOCK 0x0118
  764. #define BPLL_CON0 0x0218
  765. #define BPLL_CON1 0x021c
  766. #define BPLL_CON2 0x0220
  767. #define SRC_DMC 0x0300
  768. #define DIV_DMC1 0x0504
  769. #define GATE_BUS_DMC0 0x0700
  770. #define GATE_BUS_DMC1 0x0704
  771. #define GATE_BUS_DMC2 0x0708
  772. #define GATE_BUS_DMC3 0x070c
  773. #define GATE_SCLK_DMC 0x0800
  774. #define GATE_IP_DMC0 0x0900
  775. #define GATE_IP_DMC1 0x0904
  776. #define EPLL_LOCK 0x1110
  777. #define EPLL_CON0 0x1114
  778. #define EPLL_CON1 0x1118
  779. #define EPLL_CON2 0x111c
  780. #define SRC_EPLL 0x1120
  781. /*
  782. * Support for CMU save/restore across system suspends
  783. */
  784. #ifdef CONFIG_PM_SLEEP
  785. static struct samsung_clk_reg_dump *exynos3250_dmc_clk_regs;
  786. static unsigned long exynos3250_cmu_dmc_clk_regs[] __initdata = {
  787. BPLL_LOCK,
  788. BPLL_CON0,
  789. BPLL_CON1,
  790. BPLL_CON2,
  791. SRC_DMC,
  792. DIV_DMC1,
  793. GATE_BUS_DMC0,
  794. GATE_BUS_DMC1,
  795. GATE_BUS_DMC2,
  796. GATE_BUS_DMC3,
  797. GATE_SCLK_DMC,
  798. GATE_IP_DMC0,
  799. GATE_IP_DMC1,
  800. EPLL_LOCK,
  801. EPLL_CON0,
  802. EPLL_CON1,
  803. EPLL_CON2,
  804. SRC_EPLL,
  805. };
  806. static int exynos3250_dmc_clk_suspend(void)
  807. {
  808. samsung_clk_save(dmc_reg_base, exynos3250_dmc_clk_regs,
  809. ARRAY_SIZE(exynos3250_cmu_dmc_clk_regs));
  810. return 0;
  811. }
  812. static void exynos3250_dmc_clk_resume(void)
  813. {
  814. samsung_clk_restore(dmc_reg_base, exynos3250_dmc_clk_regs,
  815. ARRAY_SIZE(exynos3250_cmu_dmc_clk_regs));
  816. }
  817. static struct syscore_ops exynos3250_dmc_clk_syscore_ops = {
  818. .suspend = exynos3250_dmc_clk_suspend,
  819. .resume = exynos3250_dmc_clk_resume,
  820. };
  821. static void exynos3250_dmc_clk_sleep_init(void)
  822. {
  823. exynos3250_dmc_clk_regs =
  824. samsung_clk_alloc_reg_dump(exynos3250_cmu_dmc_clk_regs,
  825. ARRAY_SIZE(exynos3250_cmu_dmc_clk_regs));
  826. if (!exynos3250_dmc_clk_regs) {
  827. pr_warn("%s: Failed to allocate sleep save data\n", __func__);
  828. goto err;
  829. }
  830. register_syscore_ops(&exynos3250_dmc_clk_syscore_ops);
  831. return;
  832. err:
  833. kfree(exynos3250_dmc_clk_regs);
  834. }
  835. #else
  836. static inline void exynos3250_dmc_clk_sleep_init(void) { }
  837. #endif
  838. PNAME(mout_epll_p) = { "fin_pll", "fout_epll", };
  839. PNAME(mout_bpll_p) = { "fin_pll", "fout_bpll", };
  840. PNAME(mout_mpll_mif_p) = { "fin_pll", "sclk_mpll_mif", };
  841. PNAME(mout_dphy_p) = { "mout_mpll_mif", "mout_bpll", };
  842. static struct samsung_mux_clock dmc_mux_clks[] __initdata = {
  843. /*
  844. * NOTE: Following table is sorted by register address in ascending
  845. * order and then bitfield shift in descending order, as it is done
  846. * in the User's Manual. When adding new entries, please make sure
  847. * that the order is preserved, to avoid merge conflicts and make
  848. * further work with defined data easier.
  849. */
  850. /* SRC_DMC */
  851. MUX(CLK_MOUT_MPLL_MIF, "mout_mpll_mif", mout_mpll_mif_p, SRC_DMC, 12, 1),
  852. MUX(CLK_MOUT_BPLL, "mout_bpll", mout_bpll_p, SRC_DMC, 10, 1),
  853. MUX(CLK_MOUT_DPHY, "mout_dphy", mout_dphy_p, SRC_DMC, 8, 1),
  854. MUX(CLK_MOUT_DMC_BUS, "mout_dmc_bus", mout_dphy_p, SRC_DMC, 4, 1),
  855. /* SRC_EPLL */
  856. MUX(CLK_MOUT_EPLL, "mout_epll", mout_epll_p, SRC_EPLL, 4, 1),
  857. };
  858. static struct samsung_div_clock dmc_div_clks[] __initdata = {
  859. /*
  860. * NOTE: Following table is sorted by register address in ascending
  861. * order and then bitfield shift in descending order, as it is done
  862. * in the User's Manual. When adding new entries, please make sure
  863. * that the order is preserved, to avoid merge conflicts and make
  864. * further work with defined data easier.
  865. */
  866. /* DIV_DMC1 */
  867. DIV(CLK_DIV_DMC, "div_dmc", "div_dmc_pre", DIV_DMC1, 27, 3),
  868. DIV(CLK_DIV_DPHY, "div_dphy", "mout_dphy", DIV_DMC1, 23, 3),
  869. DIV(CLK_DIV_DMC_PRE, "div_dmc_pre", "mout_dmc_bus", DIV_DMC1, 19, 2),
  870. DIV(CLK_DIV_DMCP, "div_dmcp", "div_dmcd", DIV_DMC1, 15, 3),
  871. DIV(CLK_DIV_DMCD, "div_dmcd", "div_dmc", DIV_DMC1, 11, 3),
  872. };
  873. static struct samsung_pll_clock exynos3250_dmc_plls[nr_dmc_plls] __initdata = {
  874. [bpll] = PLL(pll_35xx, CLK_FOUT_BPLL, "fout_bpll", "fin_pll",
  875. BPLL_LOCK, BPLL_CON0, NULL),
  876. [epll] = PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll",
  877. EPLL_LOCK, EPLL_CON0, NULL),
  878. };
  879. static void __init exynos3250_cmu_dmc_init(struct device_node *np)
  880. {
  881. struct samsung_clk_provider *ctx;
  882. dmc_reg_base = of_iomap(np, 0);
  883. if (!dmc_reg_base)
  884. panic("%s: failed to map registers\n", __func__);
  885. ctx = samsung_clk_init(np, dmc_reg_base, NR_CLKS_DMC);
  886. if (!ctx)
  887. panic("%s: unable to allocate context.\n", __func__);
  888. exynos3250_dmc_plls[bpll].rate_table = exynos3250_pll_rates;
  889. exynos3250_dmc_plls[epll].rate_table = exynos3250_epll_rates;
  890. pr_err("CLK registering epll bpll: %d, %d, %d, %d\n",
  891. exynos3250_dmc_plls[bpll].rate_table[0].rate,
  892. exynos3250_dmc_plls[bpll].rate_table[0].mdiv,
  893. exynos3250_dmc_plls[bpll].rate_table[0].pdiv,
  894. exynos3250_dmc_plls[bpll].rate_table[0].sdiv
  895. );
  896. samsung_clk_register_pll(ctx, exynos3250_dmc_plls,
  897. ARRAY_SIZE(exynos3250_dmc_plls), dmc_reg_base);
  898. samsung_clk_register_mux(ctx, dmc_mux_clks, ARRAY_SIZE(dmc_mux_clks));
  899. samsung_clk_register_div(ctx, dmc_div_clks, ARRAY_SIZE(dmc_div_clks));
  900. exynos3250_dmc_clk_sleep_init();
  901. samsung_clk_of_add_provider(np, ctx);
  902. }
  903. CLK_OF_DECLARE(exynos3250_cmu_dmc, "samsung,exynos3250-cmu-dmc",
  904. exynos3250_cmu_dmc_init);