clk-rk3288.c 42 KB

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  1. /*
  2. * Copyright (c) 2014 MundoReader S.L.
  3. * Author: Heiko Stuebner <heiko@sntech.de>
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation; either version 2 of the License, or
  8. * (at your option) any later version.
  9. *
  10. * This program is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. * GNU General Public License for more details.
  14. */
  15. #include <linux/clk-provider.h>
  16. #include <linux/of.h>
  17. #include <linux/of_address.h>
  18. #include <linux/syscore_ops.h>
  19. #include <dt-bindings/clock/rk3288-cru.h>
  20. #include "clk.h"
  21. #define RK3288_GRF_SOC_CON(x) (0x244 + x * 4)
  22. #define RK3288_GRF_SOC_STATUS1 0x284
  23. enum rk3288_plls {
  24. apll, dpll, cpll, gpll, npll,
  25. };
  26. static struct rockchip_pll_rate_table rk3288_pll_rates[] = {
  27. RK3066_PLL_RATE(2208000000, 1, 92, 1),
  28. RK3066_PLL_RATE(2184000000, 1, 91, 1),
  29. RK3066_PLL_RATE(2160000000, 1, 90, 1),
  30. RK3066_PLL_RATE(2136000000, 1, 89, 1),
  31. RK3066_PLL_RATE(2112000000, 1, 88, 1),
  32. RK3066_PLL_RATE(2088000000, 1, 87, 1),
  33. RK3066_PLL_RATE(2064000000, 1, 86, 1),
  34. RK3066_PLL_RATE(2040000000, 1, 85, 1),
  35. RK3066_PLL_RATE(2016000000, 1, 84, 1),
  36. RK3066_PLL_RATE(1992000000, 1, 83, 1),
  37. RK3066_PLL_RATE(1968000000, 1, 82, 1),
  38. RK3066_PLL_RATE(1944000000, 1, 81, 1),
  39. RK3066_PLL_RATE(1920000000, 1, 80, 1),
  40. RK3066_PLL_RATE(1896000000, 1, 79, 1),
  41. RK3066_PLL_RATE(1872000000, 1, 78, 1),
  42. RK3066_PLL_RATE(1848000000, 1, 77, 1),
  43. RK3066_PLL_RATE(1824000000, 1, 76, 1),
  44. RK3066_PLL_RATE(1800000000, 1, 75, 1),
  45. RK3066_PLL_RATE(1776000000, 1, 74, 1),
  46. RK3066_PLL_RATE(1752000000, 1, 73, 1),
  47. RK3066_PLL_RATE(1728000000, 1, 72, 1),
  48. RK3066_PLL_RATE(1704000000, 1, 71, 1),
  49. RK3066_PLL_RATE(1680000000, 1, 70, 1),
  50. RK3066_PLL_RATE(1656000000, 1, 69, 1),
  51. RK3066_PLL_RATE(1632000000, 1, 68, 1),
  52. RK3066_PLL_RATE(1608000000, 1, 67, 1),
  53. RK3066_PLL_RATE(1560000000, 1, 65, 1),
  54. RK3066_PLL_RATE(1512000000, 1, 63, 1),
  55. RK3066_PLL_RATE(1488000000, 1, 62, 1),
  56. RK3066_PLL_RATE(1464000000, 1, 61, 1),
  57. RK3066_PLL_RATE(1440000000, 1, 60, 1),
  58. RK3066_PLL_RATE(1416000000, 1, 59, 1),
  59. RK3066_PLL_RATE(1392000000, 1, 58, 1),
  60. RK3066_PLL_RATE(1368000000, 1, 57, 1),
  61. RK3066_PLL_RATE(1344000000, 1, 56, 1),
  62. RK3066_PLL_RATE(1320000000, 1, 55, 1),
  63. RK3066_PLL_RATE(1296000000, 1, 54, 1),
  64. RK3066_PLL_RATE(1272000000, 1, 53, 1),
  65. RK3066_PLL_RATE(1248000000, 1, 52, 1),
  66. RK3066_PLL_RATE(1224000000, 1, 51, 1),
  67. RK3066_PLL_RATE(1200000000, 1, 50, 1),
  68. RK3066_PLL_RATE(1188000000, 2, 99, 1),
  69. RK3066_PLL_RATE(1176000000, 1, 49, 1),
  70. RK3066_PLL_RATE(1128000000, 1, 47, 1),
  71. RK3066_PLL_RATE(1104000000, 1, 46, 1),
  72. RK3066_PLL_RATE(1008000000, 1, 84, 2),
  73. RK3066_PLL_RATE( 912000000, 1, 76, 2),
  74. RK3066_PLL_RATE( 891000000, 8, 594, 2),
  75. RK3066_PLL_RATE( 888000000, 1, 74, 2),
  76. RK3066_PLL_RATE( 816000000, 1, 68, 2),
  77. RK3066_PLL_RATE( 798000000, 2, 133, 2),
  78. RK3066_PLL_RATE( 792000000, 1, 66, 2),
  79. RK3066_PLL_RATE( 768000000, 1, 64, 2),
  80. RK3066_PLL_RATE( 742500000, 8, 495, 2),
  81. RK3066_PLL_RATE( 696000000, 1, 58, 2),
  82. RK3066_PLL_RATE_NB(621000000, 1, 207, 8, 1),
  83. RK3066_PLL_RATE( 600000000, 1, 50, 2),
  84. RK3066_PLL_RATE_NB(594000000, 1, 198, 8, 1),
  85. RK3066_PLL_RATE( 552000000, 1, 46, 2),
  86. RK3066_PLL_RATE( 504000000, 1, 84, 4),
  87. RK3066_PLL_RATE( 500000000, 3, 125, 2),
  88. RK3066_PLL_RATE( 456000000, 1, 76, 4),
  89. RK3066_PLL_RATE( 428000000, 1, 107, 6),
  90. RK3066_PLL_RATE( 408000000, 1, 68, 4),
  91. RK3066_PLL_RATE( 400000000, 3, 100, 2),
  92. RK3066_PLL_RATE_NB( 394000000, 1, 197, 12, 1),
  93. RK3066_PLL_RATE( 384000000, 2, 128, 4),
  94. RK3066_PLL_RATE( 360000000, 1, 60, 4),
  95. RK3066_PLL_RATE_NB( 356000000, 1, 178, 12, 1),
  96. RK3066_PLL_RATE_NB( 324000000, 1, 189, 14, 1),
  97. RK3066_PLL_RATE( 312000000, 1, 52, 4),
  98. RK3066_PLL_RATE_NB( 308000000, 1, 154, 12, 1),
  99. RK3066_PLL_RATE_NB( 303000000, 1, 202, 16, 1),
  100. RK3066_PLL_RATE( 300000000, 1, 75, 6),
  101. RK3066_PLL_RATE_NB( 297750000, 2, 397, 16, 1),
  102. RK3066_PLL_RATE_NB( 293250000, 2, 391, 16, 1),
  103. RK3066_PLL_RATE_NB( 292500000, 1, 195, 16, 1),
  104. RK3066_PLL_RATE( 273600000, 1, 114, 10),
  105. RK3066_PLL_RATE_NB( 273000000, 1, 182, 16, 1),
  106. RK3066_PLL_RATE_NB( 270000000, 1, 180, 16, 1),
  107. RK3066_PLL_RATE_NB( 266250000, 2, 355, 16, 1),
  108. RK3066_PLL_RATE_NB( 256500000, 1, 171, 16, 1),
  109. RK3066_PLL_RATE( 252000000, 1, 84, 8),
  110. RK3066_PLL_RATE_NB( 250500000, 1, 167, 16, 1),
  111. RK3066_PLL_RATE_NB( 243428571, 1, 142, 14, 1),
  112. RK3066_PLL_RATE( 238000000, 1, 119, 12),
  113. RK3066_PLL_RATE_NB( 219750000, 2, 293, 16, 1),
  114. RK3066_PLL_RATE_NB( 216000000, 1, 144, 16, 1),
  115. RK3066_PLL_RATE_NB( 213000000, 1, 142, 16, 1),
  116. RK3066_PLL_RATE( 195428571, 1, 114, 14),
  117. RK3066_PLL_RATE( 160000000, 1, 80, 12),
  118. RK3066_PLL_RATE( 157500000, 1, 105, 16),
  119. RK3066_PLL_RATE( 126000000, 1, 84, 16),
  120. RK3066_PLL_RATE( 48000000, 1, 64, 32),
  121. { /* sentinel */ },
  122. };
  123. #define RK3288_DIV_ACLK_CORE_M0_MASK 0xf
  124. #define RK3288_DIV_ACLK_CORE_M0_SHIFT 0
  125. #define RK3288_DIV_ACLK_CORE_MP_MASK 0xf
  126. #define RK3288_DIV_ACLK_CORE_MP_SHIFT 4
  127. #define RK3288_DIV_L2RAM_MASK 0x7
  128. #define RK3288_DIV_L2RAM_SHIFT 0
  129. #define RK3288_DIV_ATCLK_MASK 0x1f
  130. #define RK3288_DIV_ATCLK_SHIFT 4
  131. #define RK3288_DIV_PCLK_DBGPRE_MASK 0x1f
  132. #define RK3288_DIV_PCLK_DBGPRE_SHIFT 9
  133. #define RK3288_CLKSEL0(_core_m0, _core_mp) \
  134. { \
  135. .reg = RK3288_CLKSEL_CON(0), \
  136. .val = HIWORD_UPDATE(_core_m0, RK3288_DIV_ACLK_CORE_M0_MASK, \
  137. RK3288_DIV_ACLK_CORE_M0_SHIFT) | \
  138. HIWORD_UPDATE(_core_mp, RK3288_DIV_ACLK_CORE_MP_MASK, \
  139. RK3288_DIV_ACLK_CORE_MP_SHIFT), \
  140. }
  141. #define RK3288_CLKSEL37(_l2ram, _atclk, _pclk_dbg_pre) \
  142. { \
  143. .reg = RK3288_CLKSEL_CON(37), \
  144. .val = HIWORD_UPDATE(_l2ram, RK3288_DIV_L2RAM_MASK, \
  145. RK3288_DIV_L2RAM_SHIFT) | \
  146. HIWORD_UPDATE(_atclk, RK3288_DIV_ATCLK_MASK, \
  147. RK3288_DIV_ATCLK_SHIFT) | \
  148. HIWORD_UPDATE(_pclk_dbg_pre, \
  149. RK3288_DIV_PCLK_DBGPRE_MASK, \
  150. RK3288_DIV_PCLK_DBGPRE_SHIFT), \
  151. }
  152. #define RK3288_CPUCLK_RATE(_prate, _core_m0, _core_mp, _l2ram, _atclk, _pdbg) \
  153. { \
  154. .prate = _prate, \
  155. .divs = { \
  156. RK3288_CLKSEL0(_core_m0, _core_mp), \
  157. RK3288_CLKSEL37(_l2ram, _atclk, _pdbg), \
  158. }, \
  159. }
  160. static struct rockchip_cpuclk_rate_table rk3288_cpuclk_rates[] __initdata = {
  161. RK3288_CPUCLK_RATE(1800000000, 1, 3, 1, 3, 3),
  162. RK3288_CPUCLK_RATE(1704000000, 1, 3, 1, 3, 3),
  163. RK3288_CPUCLK_RATE(1608000000, 1, 3, 1, 3, 3),
  164. RK3288_CPUCLK_RATE(1512000000, 1, 3, 1, 3, 3),
  165. RK3288_CPUCLK_RATE(1416000000, 1, 3, 1, 3, 3),
  166. RK3288_CPUCLK_RATE(1200000000, 1, 3, 1, 3, 3),
  167. RK3288_CPUCLK_RATE(1008000000, 1, 3, 1, 3, 3),
  168. RK3288_CPUCLK_RATE( 816000000, 1, 3, 1, 3, 3),
  169. RK3288_CPUCLK_RATE( 696000000, 1, 3, 1, 3, 3),
  170. RK3288_CPUCLK_RATE( 600000000, 1, 3, 1, 3, 3),
  171. RK3288_CPUCLK_RATE( 408000000, 1, 3, 1, 3, 3),
  172. RK3288_CPUCLK_RATE( 312000000, 1, 3, 1, 3, 3),
  173. RK3288_CPUCLK_RATE( 216000000, 1, 3, 1, 3, 3),
  174. RK3288_CPUCLK_RATE( 126000000, 1, 3, 1, 3, 3),
  175. };
  176. static const struct rockchip_cpuclk_reg_data rk3288_cpuclk_data = {
  177. .core_reg = RK3288_CLKSEL_CON(0),
  178. .div_core_shift = 8,
  179. .div_core_mask = 0x1f,
  180. .mux_core_alt = 1,
  181. .mux_core_main = 0,
  182. .mux_core_shift = 15,
  183. .mux_core_mask = 0x1,
  184. };
  185. PNAME(mux_pll_p) = { "xin24m", "xin32k" };
  186. PNAME(mux_armclk_p) = { "apll_core", "gpll_core" };
  187. PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" };
  188. PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu" };
  189. PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" };
  190. PNAME(mux_pll_src_npll_cpll_gpll_p) = { "npll", "cpll", "gpll" };
  191. PNAME(mux_pll_src_cpll_gpll_npll_p) = { "cpll", "gpll", "npll" };
  192. PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "usbphy480m_src" };
  193. PNAME(mux_pll_src_cpll_gll_usb_npll_p) = { "cpll", "gpll", "usbphy480m_src", "npll" };
  194. PNAME(mux_mmc_src_p) = { "cpll", "gpll", "xin24m", "xin24m" };
  195. PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" };
  196. PNAME(mux_i2s_clkout_p) = { "i2s_pre", "xin12m" };
  197. PNAME(mux_spdif_p) = { "spdif_pre", "spdif_frac", "xin12m" };
  198. PNAME(mux_spdif_8ch_p) = { "spdif_8ch_pre", "spdif_8ch_frac", "xin12m" };
  199. PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" };
  200. PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" };
  201. PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" };
  202. PNAME(mux_uart3_p) = { "uart3_src", "uart3_frac", "xin24m" };
  203. PNAME(mux_uart4_p) = { "uart4_src", "uart4_frac", "xin24m" };
  204. PNAME(mux_vip_out_p) = { "vip_src", "xin24m" };
  205. PNAME(mux_mac_p) = { "mac_pll_src", "ext_gmac" };
  206. PNAME(mux_hsadcout_p) = { "hsadc_src", "ext_hsadc" };
  207. PNAME(mux_edp_24m_p) = { "ext_edp_24m", "xin24m" };
  208. PNAME(mux_tspout_p) = { "cpll", "gpll", "npll", "xin27m" };
  209. PNAME(mux_aclk_vcodec_pre_p) = { "aclk_vepu", "aclk_vdpu" };
  210. PNAME(mux_usbphy480m_p) = { "sclk_otgphy1_480m", "sclk_otgphy2_480m",
  211. "sclk_otgphy0_480m" };
  212. PNAME(mux_hsicphy480m_p) = { "cpll", "gpll", "usbphy480m_src" };
  213. PNAME(mux_hsicphy12m_p) = { "hsicphy12m_xin12m", "hsicphy12m_usbphy" };
  214. static struct rockchip_pll_clock rk3288_pll_clks[] __initdata = {
  215. [apll] = PLL(pll_rk3066, PLL_APLL, "apll", mux_pll_p, 0, RK3288_PLL_CON(0),
  216. RK3288_MODE_CON, 0, 6, 0, rk3288_pll_rates),
  217. [dpll] = PLL(pll_rk3066, PLL_DPLL, "dpll", mux_pll_p, 0, RK3288_PLL_CON(4),
  218. RK3288_MODE_CON, 4, 5, 0, NULL),
  219. [cpll] = PLL(pll_rk3066, PLL_CPLL, "cpll", mux_pll_p, 0, RK3288_PLL_CON(8),
  220. RK3288_MODE_CON, 8, 7, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
  221. [gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3288_PLL_CON(12),
  222. RK3288_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
  223. [npll] = PLL(pll_rk3066, PLL_NPLL, "npll", mux_pll_p, 0, RK3288_PLL_CON(16),
  224. RK3288_MODE_CON, 14, 9, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
  225. };
  226. static struct clk_div_table div_hclk_cpu_t[] = {
  227. { .val = 0, .div = 1 },
  228. { .val = 1, .div = 2 },
  229. { .val = 3, .div = 4 },
  230. { /* sentinel */},
  231. };
  232. #define MFLAGS CLK_MUX_HIWORD_MASK
  233. #define DFLAGS CLK_DIVIDER_HIWORD_MASK
  234. #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
  235. #define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK
  236. static struct rockchip_clk_branch rk3288_i2s_fracmux __initdata =
  237. MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT,
  238. RK3288_CLKSEL_CON(4), 8, 2, MFLAGS);
  239. static struct rockchip_clk_branch rk3288_spdif_fracmux __initdata =
  240. MUX(0, "spdif_mux", mux_spdif_p, CLK_SET_RATE_PARENT,
  241. RK3288_CLKSEL_CON(5), 8, 2, MFLAGS);
  242. static struct rockchip_clk_branch rk3288_spdif_8ch_fracmux __initdata =
  243. MUX(0, "spdif_8ch_mux", mux_spdif_8ch_p, CLK_SET_RATE_PARENT,
  244. RK3288_CLKSEL_CON(40), 8, 2, MFLAGS);
  245. static struct rockchip_clk_branch rk3288_uart0_fracmux __initdata =
  246. MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
  247. RK3288_CLKSEL_CON(13), 8, 2, MFLAGS);
  248. static struct rockchip_clk_branch rk3288_uart1_fracmux __initdata =
  249. MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
  250. RK3288_CLKSEL_CON(14), 8, 2, MFLAGS);
  251. static struct rockchip_clk_branch rk3288_uart2_fracmux __initdata =
  252. MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
  253. RK3288_CLKSEL_CON(15), 8, 2, MFLAGS);
  254. static struct rockchip_clk_branch rk3288_uart3_fracmux __initdata =
  255. MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
  256. RK3288_CLKSEL_CON(16), 8, 2, MFLAGS);
  257. static struct rockchip_clk_branch rk3288_uart4_fracmux __initdata =
  258. MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
  259. RK3288_CLKSEL_CON(3), 8, 2, MFLAGS);
  260. static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
  261. /*
  262. * Clock-Architecture Diagram 1
  263. */
  264. GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED,
  265. RK3288_CLKGATE_CON(0), 1, GFLAGS),
  266. GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED,
  267. RK3288_CLKGATE_CON(0), 2, GFLAGS),
  268. COMPOSITE_NOMUX(0, "armcore0", "armclk", CLK_IGNORE_UNUSED,
  269. RK3288_CLKSEL_CON(36), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
  270. RK3288_CLKGATE_CON(12), 0, GFLAGS),
  271. COMPOSITE_NOMUX(0, "armcore1", "armclk", CLK_IGNORE_UNUSED,
  272. RK3288_CLKSEL_CON(36), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
  273. RK3288_CLKGATE_CON(12), 1, GFLAGS),
  274. COMPOSITE_NOMUX(0, "armcore2", "armclk", CLK_IGNORE_UNUSED,
  275. RK3288_CLKSEL_CON(36), 8, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
  276. RK3288_CLKGATE_CON(12), 2, GFLAGS),
  277. COMPOSITE_NOMUX(0, "armcore3", "armclk", CLK_IGNORE_UNUSED,
  278. RK3288_CLKSEL_CON(36), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
  279. RK3288_CLKGATE_CON(12), 3, GFLAGS),
  280. COMPOSITE_NOMUX(0, "l2ram", "armclk", CLK_IGNORE_UNUSED,
  281. RK3288_CLKSEL_CON(37), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
  282. RK3288_CLKGATE_CON(12), 4, GFLAGS),
  283. COMPOSITE_NOMUX(0, "aclk_core_m0", "armclk", CLK_IGNORE_UNUSED,
  284. RK3288_CLKSEL_CON(0), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
  285. RK3288_CLKGATE_CON(12), 5, GFLAGS),
  286. COMPOSITE_NOMUX(0, "aclk_core_mp", "armclk", CLK_IGNORE_UNUSED,
  287. RK3288_CLKSEL_CON(0), 4, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
  288. RK3288_CLKGATE_CON(12), 6, GFLAGS),
  289. COMPOSITE_NOMUX(0, "atclk", "armclk", CLK_IGNORE_UNUSED,
  290. RK3288_CLKSEL_CON(37), 4, 5, DFLAGS | CLK_DIVIDER_READ_ONLY,
  291. RK3288_CLKGATE_CON(12), 7, GFLAGS),
  292. COMPOSITE_NOMUX(0, "pclk_dbg_pre", "armclk", CLK_IGNORE_UNUSED,
  293. RK3288_CLKSEL_CON(37), 9, 5, DFLAGS | CLK_DIVIDER_READ_ONLY,
  294. RK3288_CLKGATE_CON(12), 8, GFLAGS),
  295. GATE(0, "pclk_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED,
  296. RK3288_CLKGATE_CON(12), 9, GFLAGS),
  297. GATE(0, "cs_dbg", "pclk_dbg_pre", CLK_IGNORE_UNUSED,
  298. RK3288_CLKGATE_CON(12), 10, GFLAGS),
  299. GATE(0, "pclk_core_niu", "pclk_dbg_pre", 0,
  300. RK3288_CLKGATE_CON(12), 11, GFLAGS),
  301. GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
  302. RK3288_CLKGATE_CON(0), 8, GFLAGS),
  303. GATE(0, "gpll_ddr", "gpll", 0,
  304. RK3288_CLKGATE_CON(0), 9, GFLAGS),
  305. COMPOSITE_NOGATE(0, "ddrphy", mux_ddrphy_p, CLK_IGNORE_UNUSED,
  306. RK3288_CLKSEL_CON(26), 2, 1, MFLAGS, 0, 2,
  307. DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
  308. GATE(0, "gpll_aclk_cpu", "gpll", CLK_IGNORE_UNUSED,
  309. RK3288_CLKGATE_CON(0), 10, GFLAGS),
  310. GATE(0, "cpll_aclk_cpu", "cpll", CLK_IGNORE_UNUSED,
  311. RK3288_CLKGATE_CON(0), 11, GFLAGS),
  312. COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, CLK_IGNORE_UNUSED,
  313. RK3288_CLKSEL_CON(1), 15, 1, MFLAGS, 3, 5, DFLAGS),
  314. DIV(0, "aclk_cpu_pre", "aclk_cpu_src", CLK_SET_RATE_PARENT,
  315. RK3288_CLKSEL_CON(1), 0, 3, DFLAGS),
  316. GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
  317. RK3288_CLKGATE_CON(0), 3, GFLAGS),
  318. COMPOSITE_NOMUX(PCLK_CPU, "pclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
  319. RK3288_CLKSEL_CON(1), 12, 3, DFLAGS,
  320. RK3288_CLKGATE_CON(0), 5, GFLAGS),
  321. COMPOSITE_NOMUX_DIVTBL(HCLK_CPU, "hclk_cpu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
  322. RK3288_CLKSEL_CON(1), 8, 2, DFLAGS, div_hclk_cpu_t,
  323. RK3288_CLKGATE_CON(0), 4, GFLAGS),
  324. GATE(0, "c2c_host", "aclk_cpu_src", 0,
  325. RK3288_CLKGATE_CON(13), 8, GFLAGS),
  326. COMPOSITE_NOMUX(SCLK_CRYPTO, "crypto", "aclk_cpu_pre", 0,
  327. RK3288_CLKSEL_CON(26), 6, 2, DFLAGS,
  328. RK3288_CLKGATE_CON(5), 4, GFLAGS),
  329. GATE(0, "aclk_bus_2pmu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
  330. RK3288_CLKGATE_CON(0), 7, GFLAGS),
  331. FACTOR(0, "xin12m", "xin24m", 0, 1, 2),
  332. COMPOSITE(0, "i2s_src", mux_pll_src_cpll_gpll_p, 0,
  333. RK3288_CLKSEL_CON(4), 15, 1, MFLAGS, 0, 7, DFLAGS,
  334. RK3288_CLKGATE_CON(4), 1, GFLAGS),
  335. COMPOSITE_FRACMUX(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT,
  336. RK3288_CLKSEL_CON(8), 0,
  337. RK3288_CLKGATE_CON(4), 2, GFLAGS,
  338. &rk3288_i2s_fracmux),
  339. COMPOSITE_NODIV(SCLK_I2S0_OUT, "i2s0_clkout", mux_i2s_clkout_p, 0,
  340. RK3288_CLKSEL_CON(4), 12, 1, MFLAGS,
  341. RK3288_CLKGATE_CON(4), 0, GFLAGS),
  342. GATE(SCLK_I2S0, "sclk_i2s0", "i2s_pre", CLK_SET_RATE_PARENT,
  343. RK3288_CLKGATE_CON(4), 3, GFLAGS),
  344. MUX(0, "spdif_src", mux_pll_src_cpll_gpll_p, 0,
  345. RK3288_CLKSEL_CON(5), 15, 1, MFLAGS),
  346. COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", CLK_SET_RATE_PARENT,
  347. RK3288_CLKSEL_CON(5), 0, 7, DFLAGS,
  348. RK3288_CLKGATE_CON(4), 4, GFLAGS),
  349. COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_src", CLK_SET_RATE_PARENT,
  350. RK3288_CLKSEL_CON(9), 0,
  351. RK3288_CLKGATE_CON(4), 5, GFLAGS,
  352. &rk3288_spdif_fracmux),
  353. GATE(SCLK_SPDIF, "sclk_spdif", "spdif_mux", CLK_SET_RATE_PARENT,
  354. RK3288_CLKGATE_CON(4), 6, GFLAGS),
  355. COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", CLK_SET_RATE_PARENT,
  356. RK3288_CLKSEL_CON(40), 0, 7, DFLAGS,
  357. RK3288_CLKGATE_CON(4), 7, GFLAGS),
  358. COMPOSITE_FRACMUX(0, "spdif_8ch_frac", "spdif_8ch_pre", CLK_SET_RATE_PARENT,
  359. RK3288_CLKSEL_CON(41), 0,
  360. RK3288_CLKGATE_CON(4), 8, GFLAGS,
  361. &rk3288_spdif_8ch_fracmux),
  362. GATE(SCLK_SPDIF8CH, "sclk_spdif_8ch", "spdif_8ch_mux", CLK_SET_RATE_PARENT,
  363. RK3288_CLKGATE_CON(4), 9, GFLAGS),
  364. GATE(0, "sclk_acc_efuse", "xin24m", 0,
  365. RK3288_CLKGATE_CON(0), 12, GFLAGS),
  366. GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0,
  367. RK3288_CLKGATE_CON(1), 0, GFLAGS),
  368. GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0,
  369. RK3288_CLKGATE_CON(1), 1, GFLAGS),
  370. GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0,
  371. RK3288_CLKGATE_CON(1), 2, GFLAGS),
  372. GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0,
  373. RK3288_CLKGATE_CON(1), 3, GFLAGS),
  374. GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0,
  375. RK3288_CLKGATE_CON(1), 4, GFLAGS),
  376. GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0,
  377. RK3288_CLKGATE_CON(1), 5, GFLAGS),
  378. /*
  379. * Clock-Architecture Diagram 2
  380. */
  381. COMPOSITE(0, "aclk_vepu", mux_pll_src_cpll_gpll_usb480m_p, 0,
  382. RK3288_CLKSEL_CON(32), 6, 2, MFLAGS, 0, 5, DFLAGS,
  383. RK3288_CLKGATE_CON(3), 9, GFLAGS),
  384. COMPOSITE(0, "aclk_vdpu", mux_pll_src_cpll_gpll_usb480m_p, 0,
  385. RK3288_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS,
  386. RK3288_CLKGATE_CON(3), 11, GFLAGS),
  387. MUXGRF(0, "aclk_vcodec_pre", mux_aclk_vcodec_pre_p, 0,
  388. RK3288_GRF_SOC_CON(0), 7, 1, MFLAGS),
  389. GATE(ACLK_VCODEC, "aclk_vcodec", "aclk_vcodec_pre", 0,
  390. RK3288_CLKGATE_CON(9), 0, GFLAGS),
  391. FACTOR_GATE(0, "hclk_vcodec_pre", "aclk_vcodec_pre", 0, 1, 4,
  392. RK3288_CLKGATE_CON(3), 10, GFLAGS),
  393. GATE(HCLK_VCODEC, "hclk_vcodec", "hclk_vcodec_pre", 0,
  394. RK3288_CLKGATE_CON(9), 1, GFLAGS),
  395. COMPOSITE(0, "aclk_vio0", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED,
  396. RK3288_CLKSEL_CON(31), 6, 2, MFLAGS, 0, 5, DFLAGS,
  397. RK3288_CLKGATE_CON(3), 0, GFLAGS),
  398. DIV(0, "hclk_vio", "aclk_vio0", 0,
  399. RK3288_CLKSEL_CON(28), 8, 5, DFLAGS),
  400. COMPOSITE(0, "aclk_vio1", mux_pll_src_cpll_gpll_usb480m_p, CLK_IGNORE_UNUSED,
  401. RK3288_CLKSEL_CON(31), 14, 2, MFLAGS, 8, 5, DFLAGS,
  402. RK3288_CLKGATE_CON(3), 2, GFLAGS),
  403. COMPOSITE(0, "aclk_rga_pre", mux_pll_src_cpll_gpll_usb480m_p, 0,
  404. RK3288_CLKSEL_CON(30), 6, 2, MFLAGS, 0, 5, DFLAGS,
  405. RK3288_CLKGATE_CON(3), 5, GFLAGS),
  406. COMPOSITE(SCLK_RGA, "sclk_rga", mux_pll_src_cpll_gpll_usb480m_p, 0,
  407. RK3288_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS,
  408. RK3288_CLKGATE_CON(3), 4, GFLAGS),
  409. COMPOSITE(DCLK_VOP0, "dclk_vop0", mux_pll_src_cpll_gpll_npll_p, 0,
  410. RK3288_CLKSEL_CON(27), 0, 2, MFLAGS, 8, 8, DFLAGS,
  411. RK3288_CLKGATE_CON(3), 1, GFLAGS),
  412. COMPOSITE(DCLK_VOP1, "dclk_vop1", mux_pll_src_cpll_gpll_npll_p, 0,
  413. RK3288_CLKSEL_CON(29), 6, 2, MFLAGS, 8, 8, DFLAGS,
  414. RK3288_CLKGATE_CON(3), 3, GFLAGS),
  415. COMPOSITE_NODIV(SCLK_EDP_24M, "sclk_edp_24m", mux_edp_24m_p, 0,
  416. RK3288_CLKSEL_CON(28), 15, 1, MFLAGS,
  417. RK3288_CLKGATE_CON(3), 12, GFLAGS),
  418. COMPOSITE(SCLK_EDP, "sclk_edp", mux_pll_src_cpll_gpll_npll_p, 0,
  419. RK3288_CLKSEL_CON(28), 6, 2, MFLAGS, 0, 6, DFLAGS,
  420. RK3288_CLKGATE_CON(3), 13, GFLAGS),
  421. COMPOSITE(SCLK_ISP, "sclk_isp", mux_pll_src_cpll_gpll_npll_p, 0,
  422. RK3288_CLKSEL_CON(6), 6, 2, MFLAGS, 0, 6, DFLAGS,
  423. RK3288_CLKGATE_CON(3), 14, GFLAGS),
  424. COMPOSITE(SCLK_ISP_JPE, "sclk_isp_jpe", mux_pll_src_cpll_gpll_npll_p, 0,
  425. RK3288_CLKSEL_CON(6), 14, 2, MFLAGS, 8, 6, DFLAGS,
  426. RK3288_CLKGATE_CON(3), 15, GFLAGS),
  427. GATE(SCLK_HDMI_HDCP, "sclk_hdmi_hdcp", "xin24m", 0,
  428. RK3288_CLKGATE_CON(5), 12, GFLAGS),
  429. GATE(SCLK_HDMI_CEC, "sclk_hdmi_cec", "xin32k", 0,
  430. RK3288_CLKGATE_CON(5), 11, GFLAGS),
  431. COMPOSITE(ACLK_HEVC, "aclk_hevc", mux_pll_src_cpll_gpll_npll_p, 0,
  432. RK3288_CLKSEL_CON(39), 14, 2, MFLAGS, 8, 5, DFLAGS,
  433. RK3288_CLKGATE_CON(13), 13, GFLAGS),
  434. DIV(HCLK_HEVC, "hclk_hevc", "aclk_hevc", 0,
  435. RK3288_CLKSEL_CON(40), 12, 2, DFLAGS),
  436. COMPOSITE(SCLK_HEVC_CABAC, "sclk_hevc_cabac", mux_pll_src_cpll_gpll_npll_p, 0,
  437. RK3288_CLKSEL_CON(42), 6, 2, MFLAGS, 0, 5, DFLAGS,
  438. RK3288_CLKGATE_CON(13), 14, GFLAGS),
  439. COMPOSITE(SCLK_HEVC_CORE, "sclk_hevc_core", mux_pll_src_cpll_gpll_npll_p, 0,
  440. RK3288_CLKSEL_CON(42), 14, 2, MFLAGS, 8, 5, DFLAGS,
  441. RK3288_CLKGATE_CON(13), 15, GFLAGS),
  442. COMPOSITE_NODIV(0, "vip_src", mux_pll_src_cpll_gpll_p, 0,
  443. RK3288_CLKSEL_CON(26), 8, 1, MFLAGS,
  444. RK3288_CLKGATE_CON(3), 7, GFLAGS),
  445. COMPOSITE_NOGATE(SCLK_VIP_OUT, "sclk_vip_out", mux_vip_out_p, 0,
  446. RK3288_CLKSEL_CON(26), 15, 1, MFLAGS, 9, 5, DFLAGS),
  447. DIV(0, "pclk_pd_alive", "gpll", 0,
  448. RK3288_CLKSEL_CON(33), 8, 5, DFLAGS),
  449. COMPOSITE_NOMUX(0, "pclk_pd_pmu", "gpll", CLK_IGNORE_UNUSED,
  450. RK3288_CLKSEL_CON(33), 0, 5, DFLAGS,
  451. RK3288_CLKGATE_CON(5), 8, GFLAGS),
  452. COMPOSITE(SCLK_GPU, "sclk_gpu", mux_pll_src_cpll_gll_usb_npll_p, 0,
  453. RK3288_CLKSEL_CON(34), 6, 2, MFLAGS, 0, 5, DFLAGS,
  454. RK3288_CLKGATE_CON(5), 7, GFLAGS),
  455. COMPOSITE(0, "aclk_peri_src", mux_pll_src_cpll_gpll_p, CLK_IGNORE_UNUSED,
  456. RK3288_CLKSEL_CON(10), 15, 1, MFLAGS, 0, 5, DFLAGS,
  457. RK3288_CLKGATE_CON(2), 0, GFLAGS),
  458. COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0,
  459. RK3288_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
  460. RK3288_CLKGATE_CON(2), 3, GFLAGS),
  461. COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
  462. RK3288_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
  463. RK3288_CLKGATE_CON(2), 2, GFLAGS),
  464. GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IGNORE_UNUSED,
  465. RK3288_CLKGATE_CON(2), 1, GFLAGS),
  466. /*
  467. * Clock-Architecture Diagram 3
  468. */
  469. COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_cpll_gpll_p, 0,
  470. RK3288_CLKSEL_CON(25), 7, 1, MFLAGS, 0, 7, DFLAGS,
  471. RK3288_CLKGATE_CON(2), 9, GFLAGS),
  472. COMPOSITE(SCLK_SPI1, "sclk_spi1", mux_pll_src_cpll_gpll_p, 0,
  473. RK3288_CLKSEL_CON(25), 15, 1, MFLAGS, 8, 7, DFLAGS,
  474. RK3288_CLKGATE_CON(2), 10, GFLAGS),
  475. COMPOSITE(SCLK_SPI2, "sclk_spi2", mux_pll_src_cpll_gpll_p, 0,
  476. RK3288_CLKSEL_CON(39), 7, 1, MFLAGS, 0, 7, DFLAGS,
  477. RK3288_CLKGATE_CON(2), 11, GFLAGS),
  478. COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0,
  479. RK3288_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 6, DFLAGS,
  480. RK3288_CLKGATE_CON(13), 0, GFLAGS),
  481. COMPOSITE(SCLK_SDIO0, "sclk_sdio0", mux_mmc_src_p, 0,
  482. RK3288_CLKSEL_CON(12), 6, 2, MFLAGS, 0, 6, DFLAGS,
  483. RK3288_CLKGATE_CON(13), 1, GFLAGS),
  484. COMPOSITE(SCLK_SDIO1, "sclk_sdio1", mux_mmc_src_p, 0,
  485. RK3288_CLKSEL_CON(34), 14, 2, MFLAGS, 8, 6, DFLAGS,
  486. RK3288_CLKGATE_CON(13), 2, GFLAGS),
  487. COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0,
  488. RK3288_CLKSEL_CON(12), 14, 2, MFLAGS, 8, 6, DFLAGS,
  489. RK3288_CLKGATE_CON(13), 3, GFLAGS),
  490. MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3288_SDMMC_CON0, 1),
  491. MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3288_SDMMC_CON1, 0),
  492. MMC(SCLK_SDIO0_DRV, "sdio0_drv", "sclk_sdio0", RK3288_SDIO0_CON0, 1),
  493. MMC(SCLK_SDIO0_SAMPLE, "sdio0_sample", "sclk_sdio0", RK3288_SDIO0_CON1, 0),
  494. MMC(SCLK_SDIO1_DRV, "sdio1_drv", "sclk_sdio1", RK3288_SDIO1_CON0, 1),
  495. MMC(SCLK_SDIO1_SAMPLE, "sdio1_sample", "sclk_sdio1", RK3288_SDIO1_CON1, 0),
  496. MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3288_EMMC_CON0, 1),
  497. MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3288_EMMC_CON1, 0),
  498. COMPOSITE(0, "sclk_tspout", mux_tspout_p, 0,
  499. RK3288_CLKSEL_CON(35), 14, 2, MFLAGS, 8, 5, DFLAGS,
  500. RK3288_CLKGATE_CON(4), 11, GFLAGS),
  501. COMPOSITE(0, "sclk_tsp", mux_pll_src_cpll_gpll_npll_p, 0,
  502. RK3288_CLKSEL_CON(35), 6, 2, MFLAGS, 0, 5, DFLAGS,
  503. RK3288_CLKGATE_CON(4), 10, GFLAGS),
  504. GATE(SCLK_OTGPHY0, "sclk_otgphy0", "xin24m", CLK_IGNORE_UNUSED,
  505. RK3288_CLKGATE_CON(13), 4, GFLAGS),
  506. GATE(SCLK_OTGPHY1, "sclk_otgphy1", "xin24m", CLK_IGNORE_UNUSED,
  507. RK3288_CLKGATE_CON(13), 5, GFLAGS),
  508. GATE(SCLK_OTGPHY2, "sclk_otgphy2", "xin24m", CLK_IGNORE_UNUSED,
  509. RK3288_CLKGATE_CON(13), 6, GFLAGS),
  510. GATE(SCLK_OTG_ADP, "sclk_otg_adp", "xin32k", CLK_IGNORE_UNUSED,
  511. RK3288_CLKGATE_CON(13), 7, GFLAGS),
  512. COMPOSITE_NOMUX(SCLK_TSADC, "sclk_tsadc", "xin32k", 0,
  513. RK3288_CLKSEL_CON(2), 0, 6, DFLAGS,
  514. RK3288_CLKGATE_CON(2), 7, GFLAGS),
  515. COMPOSITE_NOMUX(SCLK_SARADC, "sclk_saradc", "xin24m", 0,
  516. RK3288_CLKSEL_CON(24), 8, 8, DFLAGS,
  517. RK3288_CLKGATE_CON(2), 8, GFLAGS),
  518. GATE(SCLK_PS2C, "sclk_ps2c", "xin24m", 0,
  519. RK3288_CLKGATE_CON(5), 13, GFLAGS),
  520. COMPOSITE(SCLK_NANDC0, "sclk_nandc0", mux_pll_src_cpll_gpll_p, 0,
  521. RK3288_CLKSEL_CON(38), 7, 1, MFLAGS, 0, 5, DFLAGS,
  522. RK3288_CLKGATE_CON(5), 5, GFLAGS),
  523. COMPOSITE(SCLK_NANDC1, "sclk_nandc1", mux_pll_src_cpll_gpll_p, 0,
  524. RK3288_CLKSEL_CON(38), 15, 1, MFLAGS, 8, 5, DFLAGS,
  525. RK3288_CLKGATE_CON(5), 6, GFLAGS),
  526. COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gll_usb_npll_p, 0,
  527. RK3288_CLKSEL_CON(13), 13, 2, MFLAGS, 0, 7, DFLAGS,
  528. RK3288_CLKGATE_CON(1), 8, GFLAGS),
  529. COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
  530. RK3288_CLKSEL_CON(17), 0,
  531. RK3288_CLKGATE_CON(1), 9, GFLAGS,
  532. &rk3288_uart0_fracmux),
  533. MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0,
  534. RK3288_CLKSEL_CON(13), 15, 1, MFLAGS),
  535. COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0,
  536. RK3288_CLKSEL_CON(14), 0, 7, DFLAGS,
  537. RK3288_CLKGATE_CON(1), 10, GFLAGS),
  538. COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
  539. RK3288_CLKSEL_CON(18), 0,
  540. RK3288_CLKGATE_CON(1), 11, GFLAGS,
  541. &rk3288_uart1_fracmux),
  542. COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0,
  543. RK3288_CLKSEL_CON(15), 0, 7, DFLAGS,
  544. RK3288_CLKGATE_CON(1), 12, GFLAGS),
  545. COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
  546. RK3288_CLKSEL_CON(19), 0,
  547. RK3288_CLKGATE_CON(1), 13, GFLAGS,
  548. &rk3288_uart2_fracmux),
  549. COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0,
  550. RK3288_CLKSEL_CON(16), 0, 7, DFLAGS,
  551. RK3288_CLKGATE_CON(1), 14, GFLAGS),
  552. COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
  553. RK3288_CLKSEL_CON(20), 0,
  554. RK3288_CLKGATE_CON(1), 15, GFLAGS,
  555. &rk3288_uart3_fracmux),
  556. COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0,
  557. RK3288_CLKSEL_CON(3), 0, 7, DFLAGS,
  558. RK3288_CLKGATE_CON(2), 12, GFLAGS),
  559. COMPOSITE_FRACMUX(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
  560. RK3288_CLKSEL_CON(7), 0,
  561. RK3288_CLKGATE_CON(2), 13, GFLAGS,
  562. &rk3288_uart4_fracmux),
  563. COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0,
  564. RK3288_CLKSEL_CON(21), 0, 2, MFLAGS, 8, 5, DFLAGS,
  565. RK3288_CLKGATE_CON(2), 5, GFLAGS),
  566. MUX(SCLK_MAC, "mac_clk", mux_mac_p, CLK_SET_RATE_PARENT,
  567. RK3288_CLKSEL_CON(21), 4, 1, MFLAGS),
  568. GATE(SCLK_MACREF_OUT, "sclk_macref_out", "mac_clk", 0,
  569. RK3288_CLKGATE_CON(5), 3, GFLAGS),
  570. GATE(SCLK_MACREF, "sclk_macref", "mac_clk", 0,
  571. RK3288_CLKGATE_CON(5), 2, GFLAGS),
  572. GATE(SCLK_MAC_RX, "sclk_mac_rx", "mac_clk", 0,
  573. RK3288_CLKGATE_CON(5), 0, GFLAGS),
  574. GATE(SCLK_MAC_TX, "sclk_mac_tx", "mac_clk", 0,
  575. RK3288_CLKGATE_CON(5), 1, GFLAGS),
  576. COMPOSITE(0, "hsadc_src", mux_pll_src_cpll_gpll_p, 0,
  577. RK3288_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS,
  578. RK3288_CLKGATE_CON(2), 6, GFLAGS),
  579. MUX(0, "sclk_hsadc_out", mux_hsadcout_p, 0,
  580. RK3288_CLKSEL_CON(22), 4, 1, MFLAGS),
  581. INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out",
  582. RK3288_CLKSEL_CON(22), 7, IFLAGS),
  583. GATE(0, "jtag", "ext_jtag", CLK_IGNORE_UNUSED,
  584. RK3288_CLKGATE_CON(4), 14, GFLAGS),
  585. COMPOSITE_NODIV(SCLK_USBPHY480M_SRC, "usbphy480m_src", mux_usbphy480m_p, 0,
  586. RK3288_CLKSEL_CON(13), 11, 2, MFLAGS,
  587. RK3288_CLKGATE_CON(5), 14, GFLAGS),
  588. COMPOSITE_NODIV(SCLK_HSICPHY480M, "sclk_hsicphy480m", mux_hsicphy480m_p, 0,
  589. RK3288_CLKSEL_CON(29), 0, 2, MFLAGS,
  590. RK3288_CLKGATE_CON(3), 6, GFLAGS),
  591. GATE(0, "hsicphy12m_xin12m", "xin12m", CLK_IGNORE_UNUSED,
  592. RK3288_CLKGATE_CON(13), 9, GFLAGS),
  593. DIV(0, "hsicphy12m_usbphy", "sclk_hsicphy480m", 0,
  594. RK3288_CLKSEL_CON(11), 8, 6, DFLAGS),
  595. MUX(SCLK_HSICPHY12M, "sclk_hsicphy12m", mux_hsicphy12m_p, 0,
  596. RK3288_CLKSEL_CON(22), 4, 1, MFLAGS),
  597. /*
  598. * Clock-Architecture Diagram 4
  599. */
  600. /* aclk_cpu gates */
  601. GATE(0, "sclk_intmem0", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 5, GFLAGS),
  602. GATE(0, "sclk_intmem1", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 6, GFLAGS),
  603. GATE(0, "sclk_intmem2", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 7, GFLAGS),
  604. GATE(ACLK_DMAC1, "aclk_dmac1", "aclk_cpu", 0, RK3288_CLKGATE_CON(10), 12, GFLAGS),
  605. GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 13, GFLAGS),
  606. GATE(0, "aclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 4, GFLAGS),
  607. GATE(ACLK_CRYPTO, "aclk_crypto", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 6, GFLAGS),
  608. GATE(0, "aclk_ccp", "aclk_cpu", 0, RK3288_CLKGATE_CON(11), 8, GFLAGS),
  609. /* hclk_cpu gates */
  610. GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_cpu", 0, RK3288_CLKGATE_CON(11), 7, GFLAGS),
  611. GATE(HCLK_I2S0, "hclk_i2s0", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 8, GFLAGS),
  612. GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(10), 9, GFLAGS),
  613. GATE(HCLK_SPDIF, "hclk_spdif", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 10, GFLAGS),
  614. GATE(HCLK_SPDIF8CH, "hclk_spdif_8ch", "hclk_cpu", 0, RK3288_CLKGATE_CON(10), 11, GFLAGS),
  615. /* pclk_cpu gates */
  616. GATE(PCLK_PWM, "pclk_pwm", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 0, GFLAGS),
  617. GATE(PCLK_TIMER, "pclk_timer", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 1, GFLAGS),
  618. GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 2, GFLAGS),
  619. GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 3, GFLAGS),
  620. GATE(PCLK_DDRUPCTL0, "pclk_ddrupctl0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 14, GFLAGS),
  621. GATE(PCLK_PUBL0, "pclk_publ0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 15, GFLAGS),
  622. GATE(PCLK_DDRUPCTL1, "pclk_ddrupctl1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 0, GFLAGS),
  623. GATE(PCLK_PUBL1, "pclk_publ1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 1, GFLAGS),
  624. GATE(PCLK_EFUSE1024, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS),
  625. GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS),
  626. GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS),
  627. GATE(PCLK_EFUSE256, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS),
  628. GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 11, GFLAGS),
  629. /* ddrctrl [DDR Controller PHY clock] gates */
  630. GATE(0, "nclk_ddrupctl0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 4, GFLAGS),
  631. GATE(0, "nclk_ddrupctl1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 5, GFLAGS),
  632. /* ddrphy gates */
  633. GATE(0, "sclk_ddrphy0", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 12, GFLAGS),
  634. GATE(0, "sclk_ddrphy1", "ddrphy", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(4), 13, GFLAGS),
  635. /* aclk_peri gates */
  636. GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 2, GFLAGS),
  637. GATE(ACLK_DMAC2, "aclk_dmac2", "aclk_peri", 0, RK3288_CLKGATE_CON(6), 3, GFLAGS),
  638. GATE(0, "aclk_peri_niu", "aclk_peri", 0, RK3288_CLKGATE_CON(7), 11, GFLAGS),
  639. GATE(ACLK_MMU, "aclk_mmu", "aclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(8), 12, GFLAGS),
  640. GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 0, GFLAGS),
  641. GATE(HCLK_GPS, "hclk_gps", "aclk_peri", 0, RK3288_CLKGATE_CON(8), 2, GFLAGS),
  642. /* hclk_peri gates */
  643. GATE(0, "hclk_peri_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 0, GFLAGS),
  644. GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 4, GFLAGS),
  645. GATE(HCLK_USBHOST0, "hclk_host0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 6, GFLAGS),
  646. GATE(HCLK_USBHOST1, "hclk_host1", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 7, GFLAGS),
  647. GATE(HCLK_HSIC, "hclk_hsic", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 8, GFLAGS),
  648. GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 9, GFLAGS),
  649. GATE(0, "hclk_peri_ahb_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 10, GFLAGS),
  650. GATE(0, "hclk_emem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 12, GFLAGS),
  651. GATE(0, "hclk_mem", "hclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(7), 13, GFLAGS),
  652. GATE(HCLK_NANDC0, "hclk_nandc0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 14, GFLAGS),
  653. GATE(HCLK_NANDC1, "hclk_nandc1", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 15, GFLAGS),
  654. GATE(HCLK_TSP, "hclk_tsp", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 8, GFLAGS),
  655. GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 3, GFLAGS),
  656. GATE(HCLK_SDIO0, "hclk_sdio0", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 4, GFLAGS),
  657. GATE(HCLK_SDIO1, "hclk_sdio1", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 5, GFLAGS),
  658. GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 6, GFLAGS),
  659. GATE(HCLK_HSADC, "hclk_hsadc", "hclk_peri", 0, RK3288_CLKGATE_CON(8), 7, GFLAGS),
  660. GATE(0, "pmu_hclk_otg0", "hclk_peri", 0, RK3288_CLKGATE_CON(7), 5, GFLAGS),
  661. /* pclk_peri gates */
  662. GATE(0, "pclk_peri_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(6), 1, GFLAGS),
  663. GATE(PCLK_SPI0, "pclk_spi0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 4, GFLAGS),
  664. GATE(PCLK_SPI1, "pclk_spi1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 5, GFLAGS),
  665. GATE(PCLK_SPI2, "pclk_spi2", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 6, GFLAGS),
  666. GATE(PCLK_PS2C, "pclk_ps2c", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 7, GFLAGS),
  667. GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 8, GFLAGS),
  668. GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 9, GFLAGS),
  669. GATE(PCLK_I2C4, "pclk_i2c4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 15, GFLAGS),
  670. GATE(PCLK_UART3, "pclk_uart3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 11, GFLAGS),
  671. GATE(PCLK_UART4, "pclk_uart4", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 12, GFLAGS),
  672. GATE(PCLK_I2C1, "pclk_i2c1", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 13, GFLAGS),
  673. GATE(PCLK_I2C3, "pclk_i2c3", "pclk_peri", 0, RK3288_CLKGATE_CON(6), 14, GFLAGS),
  674. GATE(PCLK_SARADC, "pclk_saradc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 1, GFLAGS),
  675. GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 2, GFLAGS),
  676. GATE(PCLK_SIM, "pclk_sim", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 3, GFLAGS),
  677. GATE(PCLK_I2C5, "pclk_i2c5", "pclk_peri", 0, RK3288_CLKGATE_CON(7), 0, GFLAGS),
  678. GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK3288_CLKGATE_CON(8), 1, GFLAGS),
  679. GATE(SCLK_LCDC_PWM0, "sclk_lcdc_pwm0", "xin24m", 0, RK3288_CLKGATE_CON(13), 10, GFLAGS),
  680. GATE(SCLK_LCDC_PWM1, "sclk_lcdc_pwm1", "xin24m", 0, RK3288_CLKGATE_CON(13), 11, GFLAGS),
  681. GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3288_CLKGATE_CON(5), 9, GFLAGS),
  682. GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK3288_CLKGATE_CON(5), 10, GFLAGS),
  683. GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS),
  684. /* sclk_gpu gates */
  685. GATE(ACLK_GPU, "aclk_gpu", "sclk_gpu", 0, RK3288_CLKGATE_CON(18), 0, GFLAGS),
  686. /* pclk_pd_alive gates */
  687. GATE(PCLK_GPIO8, "pclk_gpio8", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 8, GFLAGS),
  688. GATE(PCLK_GPIO7, "pclk_gpio7", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 7, GFLAGS),
  689. GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 1, GFLAGS),
  690. GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 2, GFLAGS),
  691. GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 3, GFLAGS),
  692. GATE(PCLK_GPIO4, "pclk_gpio4", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 4, GFLAGS),
  693. GATE(PCLK_GPIO5, "pclk_gpio5", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 5, GFLAGS),
  694. GATE(PCLK_GPIO6, "pclk_gpio6", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 6, GFLAGS),
  695. GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(14), 11, GFLAGS),
  696. GATE(0, "pclk_alive_niu", "pclk_pd_alive", 0, RK3288_CLKGATE_CON(14), 12, GFLAGS),
  697. /* pclk_pd_pmu gates */
  698. GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 0, GFLAGS),
  699. GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 1, GFLAGS),
  700. GATE(0, "pclk_pmu_niu", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 2, GFLAGS),
  701. GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(17), 3, GFLAGS),
  702. GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3288_CLKGATE_CON(17), 4, GFLAGS),
  703. /* hclk_vio gates */
  704. GATE(HCLK_RGA, "hclk_rga", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 1, GFLAGS),
  705. GATE(HCLK_VOP0, "hclk_vop0", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 6, GFLAGS),
  706. GATE(HCLK_VOP1, "hclk_vop1", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 8, GFLAGS),
  707. GATE(HCLK_VIO_AHB_ARBI, "hclk_vio_ahb_arbi", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(15), 9, GFLAGS),
  708. GATE(HCLK_VIO_NIU, "hclk_vio_niu", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 10, GFLAGS),
  709. GATE(HCLK_VIP, "hclk_vip", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 15, GFLAGS),
  710. GATE(HCLK_IEP, "hclk_iep", "hclk_vio", 0, RK3288_CLKGATE_CON(15), 3, GFLAGS),
  711. GATE(HCLK_ISP, "hclk_isp", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 1, GFLAGS),
  712. GATE(HCLK_VIO2_H2P, "hclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 10, GFLAGS),
  713. GATE(PCLK_MIPI_DSI0, "pclk_mipi_dsi0", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 4, GFLAGS),
  714. GATE(PCLK_MIPI_DSI1, "pclk_mipi_dsi1", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 5, GFLAGS),
  715. GATE(PCLK_MIPI_CSI, "pclk_mipi_csi", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 6, GFLAGS),
  716. GATE(PCLK_LVDS_PHY, "pclk_lvds_phy", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 7, GFLAGS),
  717. GATE(PCLK_EDP_CTRL, "pclk_edp_ctrl", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 8, GFLAGS),
  718. GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio", 0, RK3288_CLKGATE_CON(16), 9, GFLAGS),
  719. GATE(PCLK_VIO2_H2P, "pclk_vio2_h2p", "hclk_vio", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(16), 11, GFLAGS),
  720. /* aclk_vio0 gates */
  721. GATE(ACLK_VOP0, "aclk_vop0", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 5, GFLAGS),
  722. GATE(ACLK_IEP, "aclk_iep", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 2, GFLAGS),
  723. GATE(ACLK_VIO0_NIU, "aclk_vio0_niu", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 11, GFLAGS),
  724. GATE(ACLK_VIP, "aclk_vip", "aclk_vio0", 0, RK3288_CLKGATE_CON(15), 14, GFLAGS),
  725. /* aclk_vio1 gates */
  726. GATE(ACLK_VOP1, "aclk_vop1", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 7, GFLAGS),
  727. GATE(ACLK_ISP, "aclk_isp", "aclk_vio1", 0, RK3288_CLKGATE_CON(16), 2, GFLAGS),
  728. GATE(ACLK_VIO1_NIU, "aclk_vio1_niu", "aclk_vio1", 0, RK3288_CLKGATE_CON(15), 12, GFLAGS),
  729. /* aclk_rga_pre gates */
  730. GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 0, GFLAGS),
  731. GATE(ACLK_RGA_NIU, "aclk_rga_niu", "aclk_rga_pre", 0, RK3288_CLKGATE_CON(15), 13, GFLAGS),
  732. /*
  733. * Other ungrouped clocks.
  734. */
  735. GATE(0, "pclk_vip_in", "ext_vip", 0, RK3288_CLKGATE_CON(16), 0, GFLAGS),
  736. INVERTER(0, "pclk_vip", "pclk_vip_in", RK3288_CLKSEL_CON(29), 4, IFLAGS),
  737. GATE(PCLK_ISP_IN, "pclk_isp_in", "ext_isp", 0, RK3288_CLKGATE_CON(16), 3, GFLAGS),
  738. INVERTER(0, "pclk_isp", "pclk_isp_in", RK3288_CLKSEL_CON(29), 3, IFLAGS),
  739. };
  740. static const char *const rk3288_critical_clocks[] __initconst = {
  741. "aclk_cpu",
  742. "aclk_peri",
  743. "aclk_peri_niu",
  744. "aclk_vio0_niu",
  745. "aclk_vio1_niu",
  746. "aclk_rga_niu",
  747. "hclk_peri",
  748. "hclk_vio_niu",
  749. "pclk_alive_niu",
  750. "pclk_pd_pmu",
  751. "pclk_pmu_niu",
  752. "pclk_core_niu",
  753. "pclk_ddrupctl0",
  754. "pclk_publ0",
  755. "pclk_ddrupctl1",
  756. "pclk_publ1",
  757. "pmu_hclk_otg0",
  758. };
  759. static void __iomem *rk3288_cru_base;
  760. /*
  761. * Some CRU registers will be reset in maskrom when the system
  762. * wakes up from fastboot.
  763. * So save them before suspend, restore them after resume.
  764. */
  765. static const int rk3288_saved_cru_reg_ids[] = {
  766. RK3288_MODE_CON,
  767. RK3288_CLKSEL_CON(0),
  768. RK3288_CLKSEL_CON(1),
  769. RK3288_CLKSEL_CON(10),
  770. RK3288_CLKSEL_CON(33),
  771. RK3288_CLKSEL_CON(37),
  772. };
  773. static u32 rk3288_saved_cru_regs[ARRAY_SIZE(rk3288_saved_cru_reg_ids)];
  774. static int rk3288_clk_suspend(void)
  775. {
  776. int i, reg_id;
  777. for (i = 0; i < ARRAY_SIZE(rk3288_saved_cru_reg_ids); i++) {
  778. reg_id = rk3288_saved_cru_reg_ids[i];
  779. rk3288_saved_cru_regs[i] =
  780. readl_relaxed(rk3288_cru_base + reg_id);
  781. }
  782. /*
  783. * Switch PLLs other than DPLL (for SDRAM) to slow mode to
  784. * avoid crashes on resume. The Mask ROM on the system will
  785. * put APLL, CPLL, and GPLL into slow mode at resume time
  786. * anyway (which is why we restore them), but we might not
  787. * even make it to the Mask ROM if this isn't done at suspend
  788. * time.
  789. *
  790. * NOTE: only APLL truly matters here, but we'll do them all.
  791. */
  792. writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON);
  793. return 0;
  794. }
  795. static void rk3288_clk_resume(void)
  796. {
  797. int i, reg_id;
  798. for (i = ARRAY_SIZE(rk3288_saved_cru_reg_ids) - 1; i >= 0; i--) {
  799. reg_id = rk3288_saved_cru_reg_ids[i];
  800. writel_relaxed(rk3288_saved_cru_regs[i] | 0xffff0000,
  801. rk3288_cru_base + reg_id);
  802. }
  803. }
  804. static void rk3288_clk_shutdown(void)
  805. {
  806. writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON);
  807. }
  808. static struct syscore_ops rk3288_clk_syscore_ops = {
  809. .suspend = rk3288_clk_suspend,
  810. .resume = rk3288_clk_resume,
  811. };
  812. static void __init rk3288_clk_init(struct device_node *np)
  813. {
  814. struct rockchip_clk_provider *ctx;
  815. struct clk *clk;
  816. rk3288_cru_base = of_iomap(np, 0);
  817. if (!rk3288_cru_base) {
  818. pr_err("%s: could not map cru region\n", __func__);
  819. return;
  820. }
  821. ctx = rockchip_clk_init(np, rk3288_cru_base, CLK_NR_CLKS);
  822. if (IS_ERR(ctx)) {
  823. pr_err("%s: rockchip clk init failed\n", __func__);
  824. iounmap(rk3288_cru_base);
  825. return;
  826. }
  827. /* Watchdog pclk is controlled by RK3288_SGRF_SOC_CON0[1]. */
  828. clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1);
  829. if (IS_ERR(clk))
  830. pr_warn("%s: could not register clock pclk_wdt: %ld\n",
  831. __func__, PTR_ERR(clk));
  832. else
  833. rockchip_clk_add_lookup(ctx, clk, PCLK_WDT);
  834. rockchip_clk_register_plls(ctx, rk3288_pll_clks,
  835. ARRAY_SIZE(rk3288_pll_clks),
  836. RK3288_GRF_SOC_STATUS1);
  837. rockchip_clk_register_branches(ctx, rk3288_clk_branches,
  838. ARRAY_SIZE(rk3288_clk_branches));
  839. rockchip_clk_protect_critical(rk3288_critical_clocks,
  840. ARRAY_SIZE(rk3288_critical_clocks));
  841. rockchip_clk_register_armclk(ctx, ARMCLK, "armclk",
  842. mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
  843. &rk3288_cpuclk_data, rk3288_cpuclk_rates,
  844. ARRAY_SIZE(rk3288_cpuclk_rates));
  845. rockchip_register_softrst(np, 12,
  846. rk3288_cru_base + RK3288_SOFTRST_CON(0),
  847. ROCKCHIP_SOFTRST_HIWORD_MASK);
  848. rockchip_register_restart_notifier(ctx, RK3288_GLB_SRST_FST,
  849. rk3288_clk_shutdown);
  850. register_syscore_ops(&rk3288_clk_syscore_ops);
  851. rockchip_clk_of_add_provider(np, ctx);
  852. }
  853. CLK_OF_DECLARE(rk3288_cru, "rockchip,rk3288-cru", rk3288_clk_init);