spear1340_clock.c 39 KB

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  1. /*
  2. * arch/arm/mach-spear13xx/spear1340_clock.c
  3. *
  4. * SPEAr1340 machine clock framework source file
  5. *
  6. * Copyright (C) 2012 ST Microelectronics
  7. * Viresh Kumar <viresh.linux@gmail.com>
  8. *
  9. * This file is licensed under the terms of the GNU General Public
  10. * License version 2. This program is licensed "as is" without any
  11. * warranty of any kind, whether express or implied.
  12. */
  13. #include <linux/clk.h>
  14. #include <linux/clkdev.h>
  15. #include <linux/err.h>
  16. #include <linux/io.h>
  17. #include <linux/of_platform.h>
  18. #include <linux/spinlock_types.h>
  19. #include <mach/spear.h>
  20. #include "clk.h"
  21. /* Clock Configuration Registers */
  22. #define SPEAR1340_SYS_CLK_CTRL (VA_MISC_BASE + 0x200)
  23. #define SPEAR1340_HCLK_SRC_SEL_SHIFT 27
  24. #define SPEAR1340_HCLK_SRC_SEL_MASK 1
  25. #define SPEAR1340_SCLK_SRC_SEL_SHIFT 23
  26. #define SPEAR1340_SCLK_SRC_SEL_MASK 3
  27. /* PLL related registers and bit values */
  28. #define SPEAR1340_PLL_CFG (VA_MISC_BASE + 0x210)
  29. /* PLL_CFG bit values */
  30. #define SPEAR1340_CLCD_SYNT_CLK_MASK 1
  31. #define SPEAR1340_CLCD_SYNT_CLK_SHIFT 31
  32. #define SPEAR1340_GEN_SYNT2_3_CLK_SHIFT 29
  33. #define SPEAR1340_GEN_SYNT_CLK_MASK 2
  34. #define SPEAR1340_GEN_SYNT0_1_CLK_SHIFT 27
  35. #define SPEAR1340_PLL_CLK_MASK 2
  36. #define SPEAR1340_PLL3_CLK_SHIFT 24
  37. #define SPEAR1340_PLL2_CLK_SHIFT 22
  38. #define SPEAR1340_PLL1_CLK_SHIFT 20
  39. #define SPEAR1340_PLL1_CTR (VA_MISC_BASE + 0x214)
  40. #define SPEAR1340_PLL1_FRQ (VA_MISC_BASE + 0x218)
  41. #define SPEAR1340_PLL2_CTR (VA_MISC_BASE + 0x220)
  42. #define SPEAR1340_PLL2_FRQ (VA_MISC_BASE + 0x224)
  43. #define SPEAR1340_PLL3_CTR (VA_MISC_BASE + 0x22C)
  44. #define SPEAR1340_PLL3_FRQ (VA_MISC_BASE + 0x230)
  45. #define SPEAR1340_PLL4_CTR (VA_MISC_BASE + 0x238)
  46. #define SPEAR1340_PLL4_FRQ (VA_MISC_BASE + 0x23C)
  47. #define SPEAR1340_PERIP_CLK_CFG (VA_MISC_BASE + 0x244)
  48. /* PERIP_CLK_CFG bit values */
  49. #define SPEAR1340_SPDIF_CLK_MASK 1
  50. #define SPEAR1340_SPDIF_OUT_CLK_SHIFT 15
  51. #define SPEAR1340_SPDIF_IN_CLK_SHIFT 14
  52. #define SPEAR1340_GPT3_CLK_SHIFT 13
  53. #define SPEAR1340_GPT2_CLK_SHIFT 12
  54. #define SPEAR1340_GPT_CLK_MASK 1
  55. #define SPEAR1340_GPT1_CLK_SHIFT 9
  56. #define SPEAR1340_GPT0_CLK_SHIFT 8
  57. #define SPEAR1340_UART_CLK_MASK 2
  58. #define SPEAR1340_UART1_CLK_SHIFT 6
  59. #define SPEAR1340_UART0_CLK_SHIFT 4
  60. #define SPEAR1340_CLCD_CLK_MASK 2
  61. #define SPEAR1340_CLCD_CLK_SHIFT 2
  62. #define SPEAR1340_C3_CLK_MASK 1
  63. #define SPEAR1340_C3_CLK_SHIFT 1
  64. #define SPEAR1340_GMAC_CLK_CFG (VA_MISC_BASE + 0x248)
  65. #define SPEAR1340_GMAC_PHY_CLK_MASK 1
  66. #define SPEAR1340_GMAC_PHY_CLK_SHIFT 2
  67. #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK 2
  68. #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT 0
  69. #define SPEAR1340_I2S_CLK_CFG (VA_MISC_BASE + 0x24C)
  70. /* I2S_CLK_CFG register mask */
  71. #define SPEAR1340_I2S_SCLK_X_MASK 0x1F
  72. #define SPEAR1340_I2S_SCLK_X_SHIFT 27
  73. #define SPEAR1340_I2S_SCLK_Y_MASK 0x1F
  74. #define SPEAR1340_I2S_SCLK_Y_SHIFT 22
  75. #define SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT 21
  76. #define SPEAR1340_I2S_SCLK_SYNTH_ENB 20
  77. #define SPEAR1340_I2S_PRS1_CLK_X_MASK 0xFF
  78. #define SPEAR1340_I2S_PRS1_CLK_X_SHIFT 12
  79. #define SPEAR1340_I2S_PRS1_CLK_Y_MASK 0xFF
  80. #define SPEAR1340_I2S_PRS1_CLK_Y_SHIFT 4
  81. #define SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT 3
  82. #define SPEAR1340_I2S_REF_SEL_MASK 1
  83. #define SPEAR1340_I2S_REF_SHIFT 2
  84. #define SPEAR1340_I2S_SRC_CLK_MASK 2
  85. #define SPEAR1340_I2S_SRC_CLK_SHIFT 0
  86. #define SPEAR1340_C3_CLK_SYNT (VA_MISC_BASE + 0x250)
  87. #define SPEAR1340_UART0_CLK_SYNT (VA_MISC_BASE + 0x254)
  88. #define SPEAR1340_UART1_CLK_SYNT (VA_MISC_BASE + 0x258)
  89. #define SPEAR1340_GMAC_CLK_SYNT (VA_MISC_BASE + 0x25C)
  90. #define SPEAR1340_SDHCI_CLK_SYNT (VA_MISC_BASE + 0x260)
  91. #define SPEAR1340_CFXD_CLK_SYNT (VA_MISC_BASE + 0x264)
  92. #define SPEAR1340_ADC_CLK_SYNT (VA_MISC_BASE + 0x270)
  93. #define SPEAR1340_AMBA_CLK_SYNT (VA_MISC_BASE + 0x274)
  94. #define SPEAR1340_CLCD_CLK_SYNT (VA_MISC_BASE + 0x27C)
  95. #define SPEAR1340_SYS_CLK_SYNT (VA_MISC_BASE + 0x284)
  96. #define SPEAR1340_GEN_CLK_SYNT0 (VA_MISC_BASE + 0x28C)
  97. #define SPEAR1340_GEN_CLK_SYNT1 (VA_MISC_BASE + 0x294)
  98. #define SPEAR1340_GEN_CLK_SYNT2 (VA_MISC_BASE + 0x29C)
  99. #define SPEAR1340_GEN_CLK_SYNT3 (VA_MISC_BASE + 0x304)
  100. #define SPEAR1340_PERIP1_CLK_ENB (VA_MISC_BASE + 0x30C)
  101. #define SPEAR1340_RTC_CLK_ENB 31
  102. #define SPEAR1340_ADC_CLK_ENB 30
  103. #define SPEAR1340_C3_CLK_ENB 29
  104. #define SPEAR1340_CLCD_CLK_ENB 27
  105. #define SPEAR1340_DMA_CLK_ENB 25
  106. #define SPEAR1340_GPIO1_CLK_ENB 24
  107. #define SPEAR1340_GPIO0_CLK_ENB 23
  108. #define SPEAR1340_GPT1_CLK_ENB 22
  109. #define SPEAR1340_GPT0_CLK_ENB 21
  110. #define SPEAR1340_I2S_PLAY_CLK_ENB 20
  111. #define SPEAR1340_I2S_REC_CLK_ENB 19
  112. #define SPEAR1340_I2C0_CLK_ENB 18
  113. #define SPEAR1340_SSP_CLK_ENB 17
  114. #define SPEAR1340_UART0_CLK_ENB 15
  115. #define SPEAR1340_PCIE_SATA_CLK_ENB 12
  116. #define SPEAR1340_UOC_CLK_ENB 11
  117. #define SPEAR1340_UHC1_CLK_ENB 10
  118. #define SPEAR1340_UHC0_CLK_ENB 9
  119. #define SPEAR1340_GMAC_CLK_ENB 8
  120. #define SPEAR1340_CFXD_CLK_ENB 7
  121. #define SPEAR1340_SDHCI_CLK_ENB 6
  122. #define SPEAR1340_SMI_CLK_ENB 5
  123. #define SPEAR1340_FSMC_CLK_ENB 4
  124. #define SPEAR1340_SYSRAM0_CLK_ENB 3
  125. #define SPEAR1340_SYSRAM1_CLK_ENB 2
  126. #define SPEAR1340_SYSROM_CLK_ENB 1
  127. #define SPEAR1340_BUS_CLK_ENB 0
  128. #define SPEAR1340_PERIP2_CLK_ENB (VA_MISC_BASE + 0x310)
  129. #define SPEAR1340_THSENS_CLK_ENB 8
  130. #define SPEAR1340_I2S_REF_PAD_CLK_ENB 7
  131. #define SPEAR1340_ACP_CLK_ENB 6
  132. #define SPEAR1340_GPT3_CLK_ENB 5
  133. #define SPEAR1340_GPT2_CLK_ENB 4
  134. #define SPEAR1340_KBD_CLK_ENB 3
  135. #define SPEAR1340_CPU_DBG_CLK_ENB 2
  136. #define SPEAR1340_DDR_CORE_CLK_ENB 1
  137. #define SPEAR1340_DDR_CTRL_CLK_ENB 0
  138. #define SPEAR1340_PERIP3_CLK_ENB (VA_MISC_BASE + 0x314)
  139. #define SPEAR1340_PLGPIO_CLK_ENB 18
  140. #define SPEAR1340_VIDEO_DEC_CLK_ENB 16
  141. #define SPEAR1340_VIDEO_ENC_CLK_ENB 15
  142. #define SPEAR1340_SPDIF_OUT_CLK_ENB 13
  143. #define SPEAR1340_SPDIF_IN_CLK_ENB 12
  144. #define SPEAR1340_VIDEO_IN_CLK_ENB 11
  145. #define SPEAR1340_CAM0_CLK_ENB 10
  146. #define SPEAR1340_CAM1_CLK_ENB 9
  147. #define SPEAR1340_CAM2_CLK_ENB 8
  148. #define SPEAR1340_CAM3_CLK_ENB 7
  149. #define SPEAR1340_MALI_CLK_ENB 6
  150. #define SPEAR1340_CEC0_CLK_ENB 5
  151. #define SPEAR1340_CEC1_CLK_ENB 4
  152. #define SPEAR1340_PWM_CLK_ENB 3
  153. #define SPEAR1340_I2C1_CLK_ENB 2
  154. #define SPEAR1340_UART1_CLK_ENB 1
  155. static DEFINE_SPINLOCK(_lock);
  156. /* pll rate configuration table, in ascending order of rates */
  157. static struct pll_rate_tbl pll_rtbl[] = {
  158. /* PCLK 24MHz */
  159. {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */
  160. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */
  161. {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */
  162. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */
  163. {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */
  164. {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */
  165. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
  166. {.mode = 0, .m = 0x96, .n = 0x06, .p = 0x0}, /* vco 1200, pll 1200 MHz */
  167. };
  168. /* vco-pll4 rate configuration table, in ascending order of rates */
  169. static struct pll_rate_tbl pll4_rtbl[] = {
  170. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */
  171. {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */
  172. {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */
  173. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
  174. };
  175. /*
  176. * All below entries generate 166 MHz for
  177. * different values of vco1div2
  178. */
  179. static struct frac_rate_tbl amba_synth_rtbl[] = {
  180. {.div = 0x073A8}, /* for vco1div2 = 600 MHz */
  181. {.div = 0x06062}, /* for vco1div2 = 500 MHz */
  182. {.div = 0x04D1B}, /* for vco1div2 = 400 MHz */
  183. {.div = 0x04000}, /* for vco1div2 = 332 MHz */
  184. {.div = 0x03031}, /* for vco1div2 = 250 MHz */
  185. {.div = 0x0268D}, /* for vco1div2 = 200 MHz */
  186. };
  187. /*
  188. * Synthesizer Clock derived from vcodiv2. This clock is one of the
  189. * possible clocks to feed cpu directly.
  190. * We can program this synthesizer to make cpu run on different clock
  191. * frequencies.
  192. * Following table provides configuration values to let cpu run on 200,
  193. * 250, 332, 400 or 500 MHz considering different possibilites of input
  194. * (vco1div2) clock.
  195. *
  196. * --------------------------------------------------------------------
  197. * vco1div2(Mhz) fout(Mhz) cpuclk = fout/2 div
  198. * --------------------------------------------------------------------
  199. * 400 200 100 0x04000
  200. * 400 250 125 0x03333
  201. * 400 332 166 0x0268D
  202. * 400 400 200 0x02000
  203. * --------------------------------------------------------------------
  204. * 500 200 100 0x05000
  205. * 500 250 125 0x04000
  206. * 500 332 166 0x03031
  207. * 500 400 200 0x02800
  208. * 500 500 250 0x02000
  209. * --------------------------------------------------------------------
  210. * 600 200 100 0x06000
  211. * 600 250 125 0x04CCE
  212. * 600 332 166 0x039D5
  213. * 600 400 200 0x03000
  214. * 600 500 250 0x02666
  215. * --------------------------------------------------------------------
  216. * 664 200 100 0x06a38
  217. * 664 250 125 0x054FD
  218. * 664 332 166 0x04000
  219. * 664 400 200 0x0351E
  220. * 664 500 250 0x02A7E
  221. * --------------------------------------------------------------------
  222. * 800 200 100 0x08000
  223. * 800 250 125 0x06666
  224. * 800 332 166 0x04D18
  225. * 800 400 200 0x04000
  226. * 800 500 250 0x03333
  227. * --------------------------------------------------------------------
  228. * sys rate configuration table is in descending order of divisor.
  229. */
  230. static struct frac_rate_tbl sys_synth_rtbl[] = {
  231. {.div = 0x08000},
  232. {.div = 0x06a38},
  233. {.div = 0x06666},
  234. {.div = 0x06000},
  235. {.div = 0x054FD},
  236. {.div = 0x05000},
  237. {.div = 0x04D18},
  238. {.div = 0x04CCE},
  239. {.div = 0x04000},
  240. {.div = 0x039D5},
  241. {.div = 0x0351E},
  242. {.div = 0x03333},
  243. {.div = 0x03031},
  244. {.div = 0x03000},
  245. {.div = 0x02A7E},
  246. {.div = 0x02800},
  247. {.div = 0x0268D},
  248. {.div = 0x02666},
  249. {.div = 0x02000},
  250. };
  251. /* aux rate configuration table, in ascending order of rates */
  252. static struct aux_rate_tbl aux_rtbl[] = {
  253. /* 12.29MHz for vic1div2=600MHz and 10.24MHz for VCO1div2=500MHz */
  254. {.xscale = 5, .yscale = 122, .eq = 0},
  255. /* 14.70MHz for vic1div2=600MHz and 12.29MHz for VCO1div2=500MHz */
  256. {.xscale = 10, .yscale = 204, .eq = 0},
  257. /* 48MHz for vic1div2=600MHz and 40 MHz for VCO1div2=500MHz */
  258. {.xscale = 4, .yscale = 25, .eq = 0},
  259. /* 57.14MHz for vic1div2=600MHz and 48 MHz for VCO1div2=500MHz */
  260. {.xscale = 4, .yscale = 21, .eq = 0},
  261. /* 83.33MHz for vic1div2=600MHz and 69.44MHz for VCO1div2=500MHz */
  262. {.xscale = 5, .yscale = 18, .eq = 0},
  263. /* 100MHz for vic1div2=600MHz and 83.33 MHz for VCO1div2=500MHz */
  264. {.xscale = 2, .yscale = 6, .eq = 0},
  265. /* 125MHz for vic1div2=600MHz and 104.1MHz for VCO1div2=500MHz */
  266. {.xscale = 5, .yscale = 12, .eq = 0},
  267. /* 150MHz for vic1div2=600MHz and 125MHz for VCO1div2=500MHz */
  268. {.xscale = 2, .yscale = 4, .eq = 0},
  269. /* 166MHz for vic1div2=600MHz and 138.88MHz for VCO1div2=500MHz */
  270. {.xscale = 5, .yscale = 18, .eq = 1},
  271. /* 200MHz for vic1div2=600MHz and 166MHz for VCO1div2=500MHz */
  272. {.xscale = 1, .yscale = 3, .eq = 1},
  273. /* 250MHz for vic1div2=600MHz and 208.33MHz for VCO1div2=500MHz */
  274. {.xscale = 5, .yscale = 12, .eq = 1},
  275. /* 300MHz for vic1div2=600MHz and 250MHz for VCO1div2=500MHz */
  276. {.xscale = 1, .yscale = 2, .eq = 1},
  277. };
  278. /* gmac rate configuration table, in ascending order of rates */
  279. static struct aux_rate_tbl gmac_rtbl[] = {
  280. /* For gmac phy input clk */
  281. {.xscale = 2, .yscale = 6, .eq = 0}, /* divided by 6 */
  282. {.xscale = 2, .yscale = 4, .eq = 0}, /* divided by 4 */
  283. {.xscale = 1, .yscale = 3, .eq = 1}, /* divided by 3 */
  284. {.xscale = 1, .yscale = 2, .eq = 1}, /* divided by 2 */
  285. };
  286. /* clcd rate configuration table, in ascending order of rates */
  287. static struct frac_rate_tbl clcd_rtbl[] = {
  288. {.div = 0x18000}, /* 25 Mhz , for vc01div4 = 300 MHz*/
  289. {.div = 0x1638E}, /* 27 Mhz , for vc01div4 = 300 MHz*/
  290. {.div = 0x14000}, /* 25 Mhz , for vc01div4 = 250 MHz*/
  291. {.div = 0x1284B}, /* 27 Mhz , for vc01div4 = 250 MHz*/
  292. {.div = 0x0D8D3}, /* 58 Mhz , for vco1div4 = 393 MHz */
  293. {.div = 0x0B72C}, /* 58 Mhz , for vco1div4 = 332 MHz */
  294. {.div = 0x0A584}, /* 58 Mhz , for vco1div4 = 300 MHz */
  295. {.div = 0x093B1}, /* 65 Mhz , for vc01div4 = 300 MHz*/
  296. {.div = 0x089EE}, /* 58 Mhz , for vc01div4 = 250 MHz*/
  297. {.div = 0x081BA}, /* 74 Mhz , for vc01div4 = 300 MHz*/
  298. {.div = 0x07BA0}, /* 65 Mhz , for vc01div4 = 250 MHz*/
  299. {.div = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/
  300. {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */
  301. {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/
  302. {.div = 0x058E3}, /* 108 Mhz , for vc01div4 = 300 MHz*/
  303. {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/
  304. {.div = 0x040A5}, /* 148.5 Mhz , for vc01div4 = 300 MHz*/
  305. {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/
  306. {.div = 0x0360D}, /* 148 Mhz , for vc01div4 = 250 MHz*/
  307. {.div = 0x035E0}, /* 148.5 MHz, for vc01div4 = 250 MHz*/
  308. };
  309. /* i2s prescaler1 masks */
  310. static struct aux_clk_masks i2s_prs1_masks = {
  311. .eq_sel_mask = AUX_EQ_SEL_MASK,
  312. .eq_sel_shift = SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT,
  313. .eq1_mask = AUX_EQ1_SEL,
  314. .eq2_mask = AUX_EQ2_SEL,
  315. .xscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_X_MASK,
  316. .xscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_X_SHIFT,
  317. .yscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_Y_MASK,
  318. .yscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_Y_SHIFT,
  319. };
  320. /* i2s sclk (bit clock) syynthesizers masks */
  321. static struct aux_clk_masks i2s_sclk_masks = {
  322. .eq_sel_mask = AUX_EQ_SEL_MASK,
  323. .eq_sel_shift = SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT,
  324. .eq1_mask = AUX_EQ1_SEL,
  325. .eq2_mask = AUX_EQ2_SEL,
  326. .xscale_sel_mask = SPEAR1340_I2S_SCLK_X_MASK,
  327. .xscale_sel_shift = SPEAR1340_I2S_SCLK_X_SHIFT,
  328. .yscale_sel_mask = SPEAR1340_I2S_SCLK_Y_MASK,
  329. .yscale_sel_shift = SPEAR1340_I2S_SCLK_Y_SHIFT,
  330. .enable_bit = SPEAR1340_I2S_SCLK_SYNTH_ENB,
  331. };
  332. /* i2s prs1 aux rate configuration table, in ascending order of rates */
  333. static struct aux_rate_tbl i2s_prs1_rtbl[] = {
  334. /* For parent clk = 49.152 MHz */
  335. {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */
  336. {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */
  337. {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */
  338. {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */
  339. /*
  340. * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz
  341. * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz
  342. */
  343. {.xscale = 1, .yscale = 3, .eq = 0},
  344. /* For parent clk = 49.152 MHz */
  345. {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/
  346. {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz, smp freq = 48Khz*/
  347. };
  348. /* i2s sclk aux rate configuration table, in ascending order of rates */
  349. static struct aux_rate_tbl i2s_sclk_rtbl[] = {
  350. /* For sclk = ref_clk * x/2/y */
  351. {.xscale = 1, .yscale = 4, .eq = 0},
  352. {.xscale = 1, .yscale = 2, .eq = 0},
  353. };
  354. /* adc rate configuration table, in ascending order of rates */
  355. /* possible adc range is 2.5 MHz to 20 MHz. */
  356. static struct aux_rate_tbl adc_rtbl[] = {
  357. /* For ahb = 166.67 MHz */
  358. {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */
  359. {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */
  360. {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */
  361. {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */
  362. };
  363. /* General synth rate configuration table, in ascending order of rates */
  364. static struct frac_rate_tbl gen_rtbl[] = {
  365. {.div = 0x1A92B}, /* 22.5792 MHz for vco1div4=300 MHz*/
  366. {.div = 0x186A0}, /* 24.576 MHz for vco1div4=300 MHz*/
  367. {.div = 0x18000}, /* 25 MHz for vco1div4=300 MHz*/
  368. {.div = 0x1624E}, /* 22.5792 MHz for vco1div4=250 MHz*/
  369. {.div = 0x14585}, /* 24.576 MHz for vco1div4=250 MHz*/
  370. {.div = 0x14000}, /* 25 MHz for vco1div4=250 MHz*/
  371. {.div = 0x0D495}, /* 45.1584 MHz for vco1div4=300 MHz*/
  372. {.div = 0x0C000}, /* 50 MHz for vco1div4=300 MHz*/
  373. {.div = 0x0B127}, /* 45.1584 MHz for vco1div4=250 MHz*/
  374. {.div = 0x0A000}, /* 50 MHz for vco1div4=250 MHz*/
  375. {.div = 0x07530}, /* 81.92 MHz for vco1div4=300 MHz*/
  376. {.div = 0x061A8}, /* 81.92 MHz for vco1div4=250 MHz*/
  377. {.div = 0x06000}, /* 100 MHz for vco1div4=300 MHz*/
  378. {.div = 0x05000}, /* 100 MHz for vco1div4=250 MHz*/
  379. {.div = 0x03000}, /* 200 MHz for vco1div4=300 MHz*/
  380. {.div = 0x02DB6}, /* 210 MHz for vco1div4=300 MHz*/
  381. {.div = 0x02BA2}, /* 220 MHz for vco1div4=300 MHz*/
  382. {.div = 0x029BD}, /* 230 MHz for vco1div4=300 MHz*/
  383. {.div = 0x02800}, /* 200 MHz for vco1div4=250 MHz*/
  384. {.div = 0x02666}, /* 250 MHz for vco1div4=300 MHz*/
  385. {.div = 0x02620}, /* 210 MHz for vco1div4=250 MHz*/
  386. {.div = 0x02460}, /* 220 MHz for vco1div4=250 MHz*/
  387. {.div = 0x022C0}, /* 230 MHz for vco1div4=250 MHz*/
  388. {.div = 0x02160}, /* 240 MHz for vco1div4=250 MHz*/
  389. {.div = 0x02000}, /* 250 MHz for vco1div4=250 MHz*/
  390. };
  391. /* clock parents */
  392. static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", };
  393. static const char *sys_parents[] = { "pll1_clk", "pll1_clk", "pll1_clk",
  394. "pll1_clk", "sys_syn_clk", "sys_syn_clk", "pll2_clk", "pll3_clk", };
  395. static const char *ahb_parents[] = { "cpu_div3_clk", "amba_syn_clk", };
  396. static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", };
  397. static const char *uart0_parents[] = { "pll5_clk", "osc_24m_clk",
  398. "uart0_syn_gclk", };
  399. static const char *uart1_parents[] = { "pll5_clk", "osc_24m_clk",
  400. "uart1_syn_gclk", };
  401. static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", };
  402. static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk",
  403. "osc_25m_clk", };
  404. static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", };
  405. static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", };
  406. static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", };
  407. static const char *i2s_src_parents[] = { "vco1div2_clk", "pll2_clk", "pll3_clk",
  408. "i2s_src_pad_clk", };
  409. static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", };
  410. static const char *spdif_out_parents[] = { "i2s_src_pad_clk", "gen_syn2_clk", };
  411. static const char *spdif_in_parents[] = { "pll2_clk", "gen_syn3_clk", };
  412. static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk",
  413. "pll3_clk", };
  414. static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco2div2_clk",
  415. "pll2_clk", };
  416. void __init spear1340_clk_init(void)
  417. {
  418. struct clk *clk, *clk1;
  419. clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, CLK_IS_ROOT,
  420. 32000);
  421. clk_register_clkdev(clk, "osc_32k_clk", NULL);
  422. clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, CLK_IS_ROOT,
  423. 24000000);
  424. clk_register_clkdev(clk, "osc_24m_clk", NULL);
  425. clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, CLK_IS_ROOT,
  426. 25000000);
  427. clk_register_clkdev(clk, "osc_25m_clk", NULL);
  428. clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, CLK_IS_ROOT,
  429. 125000000);
  430. clk_register_clkdev(clk, "gmii_pad_clk", NULL);
  431. clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL,
  432. CLK_IS_ROOT, 12288000);
  433. clk_register_clkdev(clk, "i2s_src_pad_clk", NULL);
  434. /* clock derived from 32 KHz osc clk */
  435. clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0,
  436. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_RTC_CLK_ENB, 0,
  437. &_lock);
  438. clk_register_clkdev(clk, NULL, "e0580000.rtc");
  439. /* clock derived from 24 or 25 MHz osc clk */
  440. /* vco-pll */
  441. clk = clk_register_mux(NULL, "vco1_mclk", vco_parents,
  442. ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
  443. SPEAR1340_PLL1_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
  444. &_lock);
  445. clk_register_clkdev(clk, "vco1_mclk", NULL);
  446. clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 0,
  447. SPEAR1340_PLL1_CTR, SPEAR1340_PLL1_FRQ, pll_rtbl,
  448. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  449. clk_register_clkdev(clk, "vco1_clk", NULL);
  450. clk_register_clkdev(clk1, "pll1_clk", NULL);
  451. clk = clk_register_mux(NULL, "vco2_mclk", vco_parents,
  452. ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
  453. SPEAR1340_PLL2_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
  454. &_lock);
  455. clk_register_clkdev(clk, "vco2_mclk", NULL);
  456. clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 0,
  457. SPEAR1340_PLL2_CTR, SPEAR1340_PLL2_FRQ, pll_rtbl,
  458. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  459. clk_register_clkdev(clk, "vco2_clk", NULL);
  460. clk_register_clkdev(clk1, "pll2_clk", NULL);
  461. clk = clk_register_mux(NULL, "vco3_mclk", vco_parents,
  462. ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
  463. SPEAR1340_PLL3_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
  464. &_lock);
  465. clk_register_clkdev(clk, "vco3_mclk", NULL);
  466. clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 0,
  467. SPEAR1340_PLL3_CTR, SPEAR1340_PLL3_FRQ, pll_rtbl,
  468. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  469. clk_register_clkdev(clk, "vco3_clk", NULL);
  470. clk_register_clkdev(clk1, "pll3_clk", NULL);
  471. clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk",
  472. 0, SPEAR1340_PLL4_CTR, SPEAR1340_PLL4_FRQ, pll4_rtbl,
  473. ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL);
  474. clk_register_clkdev(clk, "vco4_clk", NULL);
  475. clk_register_clkdev(clk1, "pll4_clk", NULL);
  476. clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0,
  477. 48000000);
  478. clk_register_clkdev(clk, "pll5_clk", NULL);
  479. clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0,
  480. 25000000);
  481. clk_register_clkdev(clk, "pll6_clk", NULL);
  482. /* vco div n clocks */
  483. clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1,
  484. 2);
  485. clk_register_clkdev(clk, "vco1div2_clk", NULL);
  486. clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1,
  487. 4);
  488. clk_register_clkdev(clk, "vco1div4_clk", NULL);
  489. clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1,
  490. 2);
  491. clk_register_clkdev(clk, "vco2div2_clk", NULL);
  492. clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1,
  493. 2);
  494. clk_register_clkdev(clk, "vco3div2_clk", NULL);
  495. /* peripherals */
  496. clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1,
  497. 128);
  498. clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0,
  499. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_THSENS_CLK_ENB, 0,
  500. &_lock);
  501. clk_register_clkdev(clk, NULL, "e07008c4.thermal");
  502. /* clock derived from pll4 clk */
  503. clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1,
  504. 1);
  505. clk_register_clkdev(clk, "ddr_clk", NULL);
  506. /* clock derived from pll1 clk */
  507. clk = clk_register_frac("sys_syn_clk", "vco1div2_clk", 0,
  508. SPEAR1340_SYS_CLK_SYNT, sys_synth_rtbl,
  509. ARRAY_SIZE(sys_synth_rtbl), &_lock);
  510. clk_register_clkdev(clk, "sys_syn_clk", NULL);
  511. clk = clk_register_frac("amba_syn_clk", "vco1div2_clk", 0,
  512. SPEAR1340_AMBA_CLK_SYNT, amba_synth_rtbl,
  513. ARRAY_SIZE(amba_synth_rtbl), &_lock);
  514. clk_register_clkdev(clk, "amba_syn_clk", NULL);
  515. clk = clk_register_mux(NULL, "sys_mclk", sys_parents,
  516. ARRAY_SIZE(sys_parents), 0, SPEAR1340_SYS_CLK_CTRL,
  517. SPEAR1340_SCLK_SRC_SEL_SHIFT,
  518. SPEAR1340_SCLK_SRC_SEL_MASK, 0, &_lock);
  519. clk_register_clkdev(clk, "sys_mclk", NULL);
  520. clk = clk_register_fixed_factor(NULL, "cpu_clk", "sys_mclk", 0, 1,
  521. 2);
  522. clk_register_clkdev(clk, "cpu_clk", NULL);
  523. clk = clk_register_fixed_factor(NULL, "cpu_div3_clk", "cpu_clk", 0, 1,
  524. 3);
  525. clk_register_clkdev(clk, "cpu_div3_clk", NULL);
  526. clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1,
  527. 2);
  528. clk_register_clkdev(clk, NULL, "ec800620.wdt");
  529. clk = clk_register_fixed_factor(NULL, "smp_twd_clk", "cpu_clk", 0, 1,
  530. 2);
  531. clk_register_clkdev(clk, NULL, "smp_twd");
  532. clk = clk_register_mux(NULL, "ahb_clk", ahb_parents,
  533. ARRAY_SIZE(ahb_parents), 0, SPEAR1340_SYS_CLK_CTRL,
  534. SPEAR1340_HCLK_SRC_SEL_SHIFT,
  535. SPEAR1340_HCLK_SRC_SEL_MASK, 0, &_lock);
  536. clk_register_clkdev(clk, "ahb_clk", NULL);
  537. clk = clk_register_fixed_factor(NULL, "apb_clk", "ahb_clk", 0, 1,
  538. 2);
  539. clk_register_clkdev(clk, "apb_clk", NULL);
  540. /* gpt clocks */
  541. clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents,
  542. ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
  543. SPEAR1340_GPT0_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
  544. &_lock);
  545. clk_register_clkdev(clk, "gpt0_mclk", NULL);
  546. clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0,
  547. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT0_CLK_ENB, 0,
  548. &_lock);
  549. clk_register_clkdev(clk, NULL, "gpt0");
  550. clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents,
  551. ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
  552. SPEAR1340_GPT1_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
  553. &_lock);
  554. clk_register_clkdev(clk, "gpt1_mclk", NULL);
  555. clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0,
  556. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT1_CLK_ENB, 0,
  557. &_lock);
  558. clk_register_clkdev(clk, NULL, "gpt1");
  559. clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents,
  560. ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
  561. SPEAR1340_GPT2_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
  562. &_lock);
  563. clk_register_clkdev(clk, "gpt2_mclk", NULL);
  564. clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0,
  565. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT2_CLK_ENB, 0,
  566. &_lock);
  567. clk_register_clkdev(clk, NULL, "gpt2");
  568. clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents,
  569. ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
  570. SPEAR1340_GPT3_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
  571. &_lock);
  572. clk_register_clkdev(clk, "gpt3_mclk", NULL);
  573. clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0,
  574. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT3_CLK_ENB, 0,
  575. &_lock);
  576. clk_register_clkdev(clk, NULL, "gpt3");
  577. /* others */
  578. clk = clk_register_aux("uart0_syn_clk", "uart0_syn_gclk",
  579. "vco1div2_clk", 0, SPEAR1340_UART0_CLK_SYNT, NULL,
  580. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  581. clk_register_clkdev(clk, "uart0_syn_clk", NULL);
  582. clk_register_clkdev(clk1, "uart0_syn_gclk", NULL);
  583. clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
  584. ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT,
  585. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART0_CLK_SHIFT,
  586. SPEAR1340_UART_CLK_MASK, 0, &_lock);
  587. clk_register_clkdev(clk, "uart0_mclk", NULL);
  588. clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk",
  589. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  590. SPEAR1340_UART0_CLK_ENB, 0, &_lock);
  591. clk_register_clkdev(clk, NULL, "e0000000.serial");
  592. clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk",
  593. "vco1div2_clk", 0, SPEAR1340_UART1_CLK_SYNT, NULL,
  594. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  595. clk_register_clkdev(clk, "uart1_syn_clk", NULL);
  596. clk_register_clkdev(clk1, "uart1_syn_gclk", NULL);
  597. clk = clk_register_mux(NULL, "uart1_mclk", uart1_parents,
  598. ARRAY_SIZE(uart1_parents), 0, SPEAR1340_PERIP_CLK_CFG,
  599. SPEAR1340_UART1_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0,
  600. &_lock);
  601. clk_register_clkdev(clk, "uart1_mclk", NULL);
  602. clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0,
  603. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_UART1_CLK_ENB, 0,
  604. &_lock);
  605. clk_register_clkdev(clk, NULL, "b4100000.serial");
  606. clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk",
  607. "vco1div2_clk", 0, SPEAR1340_SDHCI_CLK_SYNT, NULL,
  608. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  609. clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
  610. clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
  611. clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk",
  612. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  613. SPEAR1340_SDHCI_CLK_ENB, 0, &_lock);
  614. clk_register_clkdev(clk, NULL, "b3000000.sdhci");
  615. clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
  616. 0, SPEAR1340_CFXD_CLK_SYNT, NULL, aux_rtbl,
  617. ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  618. clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
  619. clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
  620. clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk",
  621. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  622. SPEAR1340_CFXD_CLK_ENB, 0, &_lock);
  623. clk_register_clkdev(clk, NULL, "b2800000.cf");
  624. clk_register_clkdev(clk, NULL, "arasan_xd");
  625. clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 0,
  626. SPEAR1340_C3_CLK_SYNT, NULL, aux_rtbl,
  627. ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  628. clk_register_clkdev(clk, "c3_syn_clk", NULL);
  629. clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
  630. clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
  631. ARRAY_SIZE(c3_parents), CLK_SET_RATE_PARENT,
  632. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_C3_CLK_SHIFT,
  633. SPEAR1340_C3_CLK_MASK, 0, &_lock);
  634. clk_register_clkdev(clk, "c3_mclk", NULL);
  635. clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", CLK_SET_RATE_PARENT,
  636. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0,
  637. &_lock);
  638. clk_register_clkdev(clk, NULL, "e1800000.c3");
  639. /* gmac */
  640. clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents,
  641. ARRAY_SIZE(gmac_phy_input_parents), 0,
  642. SPEAR1340_GMAC_CLK_CFG,
  643. SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT,
  644. SPEAR1340_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock);
  645. clk_register_clkdev(clk, "phy_input_mclk", NULL);
  646. clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk",
  647. 0, SPEAR1340_GMAC_CLK_SYNT, NULL, gmac_rtbl,
  648. ARRAY_SIZE(gmac_rtbl), &_lock, &clk1);
  649. clk_register_clkdev(clk, "phy_syn_clk", NULL);
  650. clk_register_clkdev(clk1, "phy_syn_gclk", NULL);
  651. clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents,
  652. ARRAY_SIZE(gmac_phy_parents), 0,
  653. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GMAC_PHY_CLK_SHIFT,
  654. SPEAR1340_GMAC_PHY_CLK_MASK, 0, &_lock);
  655. clk_register_clkdev(clk, "stmmacphy.0", NULL);
  656. /* clcd */
  657. clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents,
  658. ARRAY_SIZE(clcd_synth_parents), 0,
  659. SPEAR1340_CLCD_CLK_SYNT, SPEAR1340_CLCD_SYNT_CLK_SHIFT,
  660. SPEAR1340_CLCD_SYNT_CLK_MASK, 0, &_lock);
  661. clk_register_clkdev(clk, "clcd_syn_mclk", NULL);
  662. clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0,
  663. SPEAR1340_CLCD_CLK_SYNT, clcd_rtbl,
  664. ARRAY_SIZE(clcd_rtbl), &_lock);
  665. clk_register_clkdev(clk, "clcd_syn_clk", NULL);
  666. clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
  667. ARRAY_SIZE(clcd_pixel_parents), CLK_SET_RATE_PARENT,
  668. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT,
  669. SPEAR1340_CLCD_CLK_MASK, 0, &_lock);
  670. clk_register_clkdev(clk, "clcd_pixel_mclk", NULL);
  671. clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0,
  672. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CLCD_CLK_ENB, 0,
  673. &_lock);
  674. clk_register_clkdev(clk, NULL, "e1000000.clcd");
  675. /* i2s */
  676. clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents,
  677. ARRAY_SIZE(i2s_src_parents), 0, SPEAR1340_I2S_CLK_CFG,
  678. SPEAR1340_I2S_SRC_CLK_SHIFT, SPEAR1340_I2S_SRC_CLK_MASK,
  679. 0, &_lock);
  680. clk_register_clkdev(clk, "i2s_src_mclk", NULL);
  681. clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk",
  682. CLK_SET_RATE_PARENT, SPEAR1340_I2S_CLK_CFG,
  683. &i2s_prs1_masks, i2s_prs1_rtbl,
  684. ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL);
  685. clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
  686. clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
  687. ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT,
  688. SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_REF_SHIFT,
  689. SPEAR1340_I2S_REF_SEL_MASK, 0, &_lock);
  690. clk_register_clkdev(clk, "i2s_ref_mclk", NULL);
  691. clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
  692. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_I2S_REF_PAD_CLK_ENB,
  693. 0, &_lock);
  694. clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL);
  695. clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", "i2s_ref_mclk",
  696. 0, SPEAR1340_I2S_CLK_CFG, &i2s_sclk_masks,
  697. i2s_sclk_rtbl, ARRAY_SIZE(i2s_sclk_rtbl), &_lock,
  698. &clk1);
  699. clk_register_clkdev(clk, "i2s_sclk_clk", NULL);
  700. clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL);
  701. /* clock derived from ahb clk */
  702. clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0,
  703. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2C0_CLK_ENB, 0,
  704. &_lock);
  705. clk_register_clkdev(clk, NULL, "e0280000.i2c");
  706. clk = clk_register_gate(NULL, "i2c1_clk", "ahb_clk", 0,
  707. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_I2C1_CLK_ENB, 0,
  708. &_lock);
  709. clk_register_clkdev(clk, NULL, "b4000000.i2c");
  710. clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0,
  711. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_DMA_CLK_ENB, 0,
  712. &_lock);
  713. clk_register_clkdev(clk, NULL, "ea800000.dma");
  714. clk_register_clkdev(clk, NULL, "eb000000.dma");
  715. clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0,
  716. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GMAC_CLK_ENB, 0,
  717. &_lock);
  718. clk_register_clkdev(clk, NULL, "e2000000.eth");
  719. clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0,
  720. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_FSMC_CLK_ENB, 0,
  721. &_lock);
  722. clk_register_clkdev(clk, NULL, "b0000000.flash");
  723. clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0,
  724. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SMI_CLK_ENB, 0,
  725. &_lock);
  726. clk_register_clkdev(clk, NULL, "ea000000.flash");
  727. clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0,
  728. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC0_CLK_ENB, 0,
  729. &_lock);
  730. clk_register_clkdev(clk, NULL, "e4000000.ohci");
  731. clk_register_clkdev(clk, NULL, "e4800000.ehci");
  732. clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0,
  733. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC1_CLK_ENB, 0,
  734. &_lock);
  735. clk_register_clkdev(clk, NULL, "e5000000.ohci");
  736. clk_register_clkdev(clk, NULL, "e5800000.ehci");
  737. clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0,
  738. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UOC_CLK_ENB, 0,
  739. &_lock);
  740. clk_register_clkdev(clk, NULL, "e3800000.otg");
  741. clk = clk_register_gate(NULL, "pcie_sata_clk", "ahb_clk", 0,
  742. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_PCIE_SATA_CLK_ENB,
  743. 0, &_lock);
  744. clk_register_clkdev(clk, NULL, "dw_pcie");
  745. clk_register_clkdev(clk, NULL, "b1000000.ahci");
  746. clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0,
  747. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM0_CLK_ENB, 0,
  748. &_lock);
  749. clk_register_clkdev(clk, "sysram0_clk", NULL);
  750. clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0,
  751. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM1_CLK_ENB, 0,
  752. &_lock);
  753. clk_register_clkdev(clk, "sysram1_clk", NULL);
  754. clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk",
  755. 0, SPEAR1340_ADC_CLK_SYNT, NULL, adc_rtbl,
  756. ARRAY_SIZE(adc_rtbl), &_lock, &clk1);
  757. clk_register_clkdev(clk, "adc_syn_clk", NULL);
  758. clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
  759. clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk",
  760. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  761. SPEAR1340_ADC_CLK_ENB, 0, &_lock);
  762. clk_register_clkdev(clk, NULL, "e0080000.adc");
  763. /* clock derived from apb clk */
  764. clk = clk_register_gate(NULL, "ssp_clk", "apb_clk", 0,
  765. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SSP_CLK_ENB, 0,
  766. &_lock);
  767. clk_register_clkdev(clk, NULL, "e0100000.spi");
  768. clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0,
  769. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO0_CLK_ENB, 0,
  770. &_lock);
  771. clk_register_clkdev(clk, NULL, "e0600000.gpio");
  772. clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0,
  773. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO1_CLK_ENB, 0,
  774. &_lock);
  775. clk_register_clkdev(clk, NULL, "e0680000.gpio");
  776. clk = clk_register_gate(NULL, "i2s_play_clk", "apb_clk", 0,
  777. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_PLAY_CLK_ENB, 0,
  778. &_lock);
  779. clk_register_clkdev(clk, NULL, "b2400000.i2s-play");
  780. clk = clk_register_gate(NULL, "i2s_rec_clk", "apb_clk", 0,
  781. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_REC_CLK_ENB, 0,
  782. &_lock);
  783. clk_register_clkdev(clk, NULL, "b2000000.i2s-rec");
  784. clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0,
  785. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_KBD_CLK_ENB, 0,
  786. &_lock);
  787. clk_register_clkdev(clk, NULL, "e0300000.kbd");
  788. /* RAS clks */
  789. clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents,
  790. ARRAY_SIZE(gen_synth0_1_parents), 0, SPEAR1340_PLL_CFG,
  791. SPEAR1340_GEN_SYNT0_1_CLK_SHIFT,
  792. SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
  793. clk_register_clkdev(clk, "gen_syn0_1_mclk", NULL);
  794. clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents,
  795. ARRAY_SIZE(gen_synth2_3_parents), 0, SPEAR1340_PLL_CFG,
  796. SPEAR1340_GEN_SYNT2_3_CLK_SHIFT,
  797. SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
  798. clk_register_clkdev(clk, "gen_syn2_3_mclk", NULL);
  799. clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_mclk", 0,
  800. SPEAR1340_GEN_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  801. &_lock);
  802. clk_register_clkdev(clk, "gen_syn0_clk", NULL);
  803. clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_mclk", 0,
  804. SPEAR1340_GEN_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  805. &_lock);
  806. clk_register_clkdev(clk, "gen_syn1_clk", NULL);
  807. clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_mclk", 0,
  808. SPEAR1340_GEN_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  809. &_lock);
  810. clk_register_clkdev(clk, "gen_syn2_clk", NULL);
  811. clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_mclk", 0,
  812. SPEAR1340_GEN_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  813. &_lock);
  814. clk_register_clkdev(clk, "gen_syn3_clk", NULL);
  815. clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk",
  816. CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
  817. SPEAR1340_MALI_CLK_ENB, 0, &_lock);
  818. clk_register_clkdev(clk, NULL, "mali");
  819. clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0,
  820. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC0_CLK_ENB, 0,
  821. &_lock);
  822. clk_register_clkdev(clk, NULL, "spear_cec.0");
  823. clk = clk_register_gate(NULL, "cec1_clk", "ahb_clk", 0,
  824. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC1_CLK_ENB, 0,
  825. &_lock);
  826. clk_register_clkdev(clk, NULL, "spear_cec.1");
  827. clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents,
  828. ARRAY_SIZE(spdif_out_parents), CLK_SET_RATE_PARENT,
  829. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_OUT_CLK_SHIFT,
  830. SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
  831. clk_register_clkdev(clk, "spdif_out_mclk", NULL);
  832. clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk",
  833. CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
  834. SPEAR1340_SPDIF_OUT_CLK_ENB, 0, &_lock);
  835. clk_register_clkdev(clk, NULL, "d0000000.spdif-out");
  836. clk = clk_register_mux(NULL, "spdif_in_mclk", spdif_in_parents,
  837. ARRAY_SIZE(spdif_in_parents), CLK_SET_RATE_PARENT,
  838. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT,
  839. SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
  840. clk_register_clkdev(clk, "spdif_in_mclk", NULL);
  841. clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk",
  842. CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
  843. SPEAR1340_SPDIF_IN_CLK_ENB, 0, &_lock);
  844. clk_register_clkdev(clk, NULL, "d0100000.spdif-in");
  845. clk = clk_register_gate(NULL, "acp_clk", "acp_mclk", 0,
  846. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_ACP_CLK_ENB, 0,
  847. &_lock);
  848. clk_register_clkdev(clk, NULL, "acp_clk");
  849. clk = clk_register_gate(NULL, "plgpio_clk", "plgpio_mclk", 0,
  850. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PLGPIO_CLK_ENB, 0,
  851. &_lock);
  852. clk_register_clkdev(clk, NULL, "e2800000.gpio");
  853. clk = clk_register_gate(NULL, "video_dec_clk", "video_dec_mclk", 0,
  854. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_DEC_CLK_ENB,
  855. 0, &_lock);
  856. clk_register_clkdev(clk, NULL, "video_dec");
  857. clk = clk_register_gate(NULL, "video_enc_clk", "video_enc_mclk", 0,
  858. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_ENC_CLK_ENB,
  859. 0, &_lock);
  860. clk_register_clkdev(clk, NULL, "video_enc");
  861. clk = clk_register_gate(NULL, "video_in_clk", "video_in_mclk", 0,
  862. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_IN_CLK_ENB, 0,
  863. &_lock);
  864. clk_register_clkdev(clk, NULL, "spear_vip");
  865. clk = clk_register_gate(NULL, "cam0_clk", "cam0_mclk", 0,
  866. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM0_CLK_ENB, 0,
  867. &_lock);
  868. clk_register_clkdev(clk, NULL, "d0200000.cam0");
  869. clk = clk_register_gate(NULL, "cam1_clk", "cam1_mclk", 0,
  870. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM1_CLK_ENB, 0,
  871. &_lock);
  872. clk_register_clkdev(clk, NULL, "d0300000.cam1");
  873. clk = clk_register_gate(NULL, "cam2_clk", "cam2_mclk", 0,
  874. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM2_CLK_ENB, 0,
  875. &_lock);
  876. clk_register_clkdev(clk, NULL, "d0400000.cam2");
  877. clk = clk_register_gate(NULL, "cam3_clk", "cam3_mclk", 0,
  878. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM3_CLK_ENB, 0,
  879. &_lock);
  880. clk_register_clkdev(clk, NULL, "d0500000.cam3");
  881. clk = clk_register_gate(NULL, "pwm_clk", "ahb_clk", 0,
  882. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PWM_CLK_ENB, 0,
  883. &_lock);
  884. clk_register_clkdev(clk, NULL, "e0180000.pwm");
  885. }