spear1340_clock.c 39 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * arch/arm/mach-spear13xx/spear1340_clock.c
  4. *
  5. * SPEAr1340 machine clock framework source file
  6. *
  7. * Copyright (C) 2012 ST Microelectronics
  8. * Viresh Kumar <[email protected]>
  9. */
  10. #include <linux/clkdev.h>
  11. #include <linux/clk/spear.h>
  12. #include <linux/err.h>
  13. #include <linux/io.h>
  14. #include <linux/of_platform.h>
  15. #include <linux/spinlock_types.h>
  16. #include "clk.h"
  17. /* Clock Configuration Registers */
  18. #define SPEAR1340_SYS_CLK_CTRL (misc_base + 0x200)
  19. #define SPEAR1340_HCLK_SRC_SEL_SHIFT 27
  20. #define SPEAR1340_HCLK_SRC_SEL_MASK 1
  21. #define SPEAR1340_SCLK_SRC_SEL_SHIFT 23
  22. #define SPEAR1340_SCLK_SRC_SEL_MASK 3
  23. /* PLL related registers and bit values */
  24. #define SPEAR1340_PLL_CFG (misc_base + 0x210)
  25. /* PLL_CFG bit values */
  26. #define SPEAR1340_CLCD_SYNT_CLK_MASK 1
  27. #define SPEAR1340_CLCD_SYNT_CLK_SHIFT 31
  28. #define SPEAR1340_GEN_SYNT2_3_CLK_SHIFT 29
  29. #define SPEAR1340_GEN_SYNT_CLK_MASK 2
  30. #define SPEAR1340_GEN_SYNT0_1_CLK_SHIFT 27
  31. #define SPEAR1340_PLL_CLK_MASK 2
  32. #define SPEAR1340_PLL3_CLK_SHIFT 24
  33. #define SPEAR1340_PLL2_CLK_SHIFT 22
  34. #define SPEAR1340_PLL1_CLK_SHIFT 20
  35. #define SPEAR1340_PLL1_CTR (misc_base + 0x214)
  36. #define SPEAR1340_PLL1_FRQ (misc_base + 0x218)
  37. #define SPEAR1340_PLL2_CTR (misc_base + 0x220)
  38. #define SPEAR1340_PLL2_FRQ (misc_base + 0x224)
  39. #define SPEAR1340_PLL3_CTR (misc_base + 0x22C)
  40. #define SPEAR1340_PLL3_FRQ (misc_base + 0x230)
  41. #define SPEAR1340_PLL4_CTR (misc_base + 0x238)
  42. #define SPEAR1340_PLL4_FRQ (misc_base + 0x23C)
  43. #define SPEAR1340_PERIP_CLK_CFG (misc_base + 0x244)
  44. /* PERIP_CLK_CFG bit values */
  45. #define SPEAR1340_SPDIF_CLK_MASK 1
  46. #define SPEAR1340_SPDIF_OUT_CLK_SHIFT 15
  47. #define SPEAR1340_SPDIF_IN_CLK_SHIFT 14
  48. #define SPEAR1340_GPT3_CLK_SHIFT 13
  49. #define SPEAR1340_GPT2_CLK_SHIFT 12
  50. #define SPEAR1340_GPT_CLK_MASK 1
  51. #define SPEAR1340_GPT1_CLK_SHIFT 9
  52. #define SPEAR1340_GPT0_CLK_SHIFT 8
  53. #define SPEAR1340_UART_CLK_MASK 2
  54. #define SPEAR1340_UART1_CLK_SHIFT 6
  55. #define SPEAR1340_UART0_CLK_SHIFT 4
  56. #define SPEAR1340_CLCD_CLK_MASK 2
  57. #define SPEAR1340_CLCD_CLK_SHIFT 2
  58. #define SPEAR1340_C3_CLK_MASK 1
  59. #define SPEAR1340_C3_CLK_SHIFT 1
  60. #define SPEAR1340_GMAC_CLK_CFG (misc_base + 0x248)
  61. #define SPEAR1340_GMAC_PHY_CLK_MASK 1
  62. #define SPEAR1340_GMAC_PHY_CLK_SHIFT 2
  63. #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK 2
  64. #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT 0
  65. #define SPEAR1340_I2S_CLK_CFG (misc_base + 0x24C)
  66. /* I2S_CLK_CFG register mask */
  67. #define SPEAR1340_I2S_SCLK_X_MASK 0x1F
  68. #define SPEAR1340_I2S_SCLK_X_SHIFT 27
  69. #define SPEAR1340_I2S_SCLK_Y_MASK 0x1F
  70. #define SPEAR1340_I2S_SCLK_Y_SHIFT 22
  71. #define SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT 21
  72. #define SPEAR1340_I2S_SCLK_SYNTH_ENB 20
  73. #define SPEAR1340_I2S_PRS1_CLK_X_MASK 0xFF
  74. #define SPEAR1340_I2S_PRS1_CLK_X_SHIFT 12
  75. #define SPEAR1340_I2S_PRS1_CLK_Y_MASK 0xFF
  76. #define SPEAR1340_I2S_PRS1_CLK_Y_SHIFT 4
  77. #define SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT 3
  78. #define SPEAR1340_I2S_REF_SEL_MASK 1
  79. #define SPEAR1340_I2S_REF_SHIFT 2
  80. #define SPEAR1340_I2S_SRC_CLK_MASK 2
  81. #define SPEAR1340_I2S_SRC_CLK_SHIFT 0
  82. #define SPEAR1340_C3_CLK_SYNT (misc_base + 0x250)
  83. #define SPEAR1340_UART0_CLK_SYNT (misc_base + 0x254)
  84. #define SPEAR1340_UART1_CLK_SYNT (misc_base + 0x258)
  85. #define SPEAR1340_GMAC_CLK_SYNT (misc_base + 0x25C)
  86. #define SPEAR1340_SDHCI_CLK_SYNT (misc_base + 0x260)
  87. #define SPEAR1340_CFXD_CLK_SYNT (misc_base + 0x264)
  88. #define SPEAR1340_ADC_CLK_SYNT (misc_base + 0x270)
  89. #define SPEAR1340_AMBA_CLK_SYNT (misc_base + 0x274)
  90. #define SPEAR1340_CLCD_CLK_SYNT (misc_base + 0x27C)
  91. #define SPEAR1340_SYS_CLK_SYNT (misc_base + 0x284)
  92. #define SPEAR1340_GEN_CLK_SYNT0 (misc_base + 0x28C)
  93. #define SPEAR1340_GEN_CLK_SYNT1 (misc_base + 0x294)
  94. #define SPEAR1340_GEN_CLK_SYNT2 (misc_base + 0x29C)
  95. #define SPEAR1340_GEN_CLK_SYNT3 (misc_base + 0x304)
  96. #define SPEAR1340_PERIP1_CLK_ENB (misc_base + 0x30C)
  97. #define SPEAR1340_RTC_CLK_ENB 31
  98. #define SPEAR1340_ADC_CLK_ENB 30
  99. #define SPEAR1340_C3_CLK_ENB 29
  100. #define SPEAR1340_CLCD_CLK_ENB 27
  101. #define SPEAR1340_DMA_CLK_ENB 25
  102. #define SPEAR1340_GPIO1_CLK_ENB 24
  103. #define SPEAR1340_GPIO0_CLK_ENB 23
  104. #define SPEAR1340_GPT1_CLK_ENB 22
  105. #define SPEAR1340_GPT0_CLK_ENB 21
  106. #define SPEAR1340_I2S_PLAY_CLK_ENB 20
  107. #define SPEAR1340_I2S_REC_CLK_ENB 19
  108. #define SPEAR1340_I2C0_CLK_ENB 18
  109. #define SPEAR1340_SSP_CLK_ENB 17
  110. #define SPEAR1340_UART0_CLK_ENB 15
  111. #define SPEAR1340_PCIE_SATA_CLK_ENB 12
  112. #define SPEAR1340_UOC_CLK_ENB 11
  113. #define SPEAR1340_UHC1_CLK_ENB 10
  114. #define SPEAR1340_UHC0_CLK_ENB 9
  115. #define SPEAR1340_GMAC_CLK_ENB 8
  116. #define SPEAR1340_CFXD_CLK_ENB 7
  117. #define SPEAR1340_SDHCI_CLK_ENB 6
  118. #define SPEAR1340_SMI_CLK_ENB 5
  119. #define SPEAR1340_FSMC_CLK_ENB 4
  120. #define SPEAR1340_SYSRAM0_CLK_ENB 3
  121. #define SPEAR1340_SYSRAM1_CLK_ENB 2
  122. #define SPEAR1340_SYSROM_CLK_ENB 1
  123. #define SPEAR1340_BUS_CLK_ENB 0
  124. #define SPEAR1340_PERIP2_CLK_ENB (misc_base + 0x310)
  125. #define SPEAR1340_THSENS_CLK_ENB 8
  126. #define SPEAR1340_I2S_REF_PAD_CLK_ENB 7
  127. #define SPEAR1340_ACP_CLK_ENB 6
  128. #define SPEAR1340_GPT3_CLK_ENB 5
  129. #define SPEAR1340_GPT2_CLK_ENB 4
  130. #define SPEAR1340_KBD_CLK_ENB 3
  131. #define SPEAR1340_CPU_DBG_CLK_ENB 2
  132. #define SPEAR1340_DDR_CORE_CLK_ENB 1
  133. #define SPEAR1340_DDR_CTRL_CLK_ENB 0
  134. #define SPEAR1340_PERIP3_CLK_ENB (misc_base + 0x314)
  135. #define SPEAR1340_PLGPIO_CLK_ENB 18
  136. #define SPEAR1340_VIDEO_DEC_CLK_ENB 16
  137. #define SPEAR1340_VIDEO_ENC_CLK_ENB 15
  138. #define SPEAR1340_SPDIF_OUT_CLK_ENB 13
  139. #define SPEAR1340_SPDIF_IN_CLK_ENB 12
  140. #define SPEAR1340_VIDEO_IN_CLK_ENB 11
  141. #define SPEAR1340_CAM0_CLK_ENB 10
  142. #define SPEAR1340_CAM1_CLK_ENB 9
  143. #define SPEAR1340_CAM2_CLK_ENB 8
  144. #define SPEAR1340_CAM3_CLK_ENB 7
  145. #define SPEAR1340_MALI_CLK_ENB 6
  146. #define SPEAR1340_CEC0_CLK_ENB 5
  147. #define SPEAR1340_CEC1_CLK_ENB 4
  148. #define SPEAR1340_PWM_CLK_ENB 3
  149. #define SPEAR1340_I2C1_CLK_ENB 2
  150. #define SPEAR1340_UART1_CLK_ENB 1
  151. static DEFINE_SPINLOCK(_lock);
  152. /* pll rate configuration table, in ascending order of rates */
  153. static struct pll_rate_tbl pll_rtbl[] = {
  154. /* PCLK 24MHz */
  155. {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */
  156. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */
  157. {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */
  158. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */
  159. {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */
  160. {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */
  161. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
  162. {.mode = 0, .m = 0x96, .n = 0x06, .p = 0x0}, /* vco 1200, pll 1200 MHz */
  163. };
  164. /* vco-pll4 rate configuration table, in ascending order of rates */
  165. static struct pll_rate_tbl pll4_rtbl[] = {
  166. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */
  167. {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */
  168. {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */
  169. {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
  170. };
  171. /*
  172. * All below entries generate 166 MHz for
  173. * different values of vco1div2
  174. */
  175. static struct frac_rate_tbl amba_synth_rtbl[] = {
  176. {.div = 0x073A8}, /* for vco1div2 = 600 MHz */
  177. {.div = 0x06062}, /* for vco1div2 = 500 MHz */
  178. {.div = 0x04D1B}, /* for vco1div2 = 400 MHz */
  179. {.div = 0x04000}, /* for vco1div2 = 332 MHz */
  180. {.div = 0x03031}, /* for vco1div2 = 250 MHz */
  181. {.div = 0x0268D}, /* for vco1div2 = 200 MHz */
  182. };
  183. /*
  184. * Synthesizer Clock derived from vcodiv2. This clock is one of the
  185. * possible clocks to feed cpu directly.
  186. * We can program this synthesizer to make cpu run on different clock
  187. * frequencies.
  188. * Following table provides configuration values to let cpu run on 200,
  189. * 250, 332, 400 or 500 MHz considering different possibilites of input
  190. * (vco1div2) clock.
  191. *
  192. * --------------------------------------------------------------------
  193. * vco1div2(Mhz) fout(Mhz) cpuclk = fout/2 div
  194. * --------------------------------------------------------------------
  195. * 400 200 100 0x04000
  196. * 400 250 125 0x03333
  197. * 400 332 166 0x0268D
  198. * 400 400 200 0x02000
  199. * --------------------------------------------------------------------
  200. * 500 200 100 0x05000
  201. * 500 250 125 0x04000
  202. * 500 332 166 0x03031
  203. * 500 400 200 0x02800
  204. * 500 500 250 0x02000
  205. * --------------------------------------------------------------------
  206. * 600 200 100 0x06000
  207. * 600 250 125 0x04CCE
  208. * 600 332 166 0x039D5
  209. * 600 400 200 0x03000
  210. * 600 500 250 0x02666
  211. * --------------------------------------------------------------------
  212. * 664 200 100 0x06a38
  213. * 664 250 125 0x054FD
  214. * 664 332 166 0x04000
  215. * 664 400 200 0x0351E
  216. * 664 500 250 0x02A7E
  217. * --------------------------------------------------------------------
  218. * 800 200 100 0x08000
  219. * 800 250 125 0x06666
  220. * 800 332 166 0x04D18
  221. * 800 400 200 0x04000
  222. * 800 500 250 0x03333
  223. * --------------------------------------------------------------------
  224. * sys rate configuration table is in descending order of divisor.
  225. */
  226. static struct frac_rate_tbl sys_synth_rtbl[] = {
  227. {.div = 0x08000},
  228. {.div = 0x06a38},
  229. {.div = 0x06666},
  230. {.div = 0x06000},
  231. {.div = 0x054FD},
  232. {.div = 0x05000},
  233. {.div = 0x04D18},
  234. {.div = 0x04CCE},
  235. {.div = 0x04000},
  236. {.div = 0x039D5},
  237. {.div = 0x0351E},
  238. {.div = 0x03333},
  239. {.div = 0x03031},
  240. {.div = 0x03000},
  241. {.div = 0x02A7E},
  242. {.div = 0x02800},
  243. {.div = 0x0268D},
  244. {.div = 0x02666},
  245. {.div = 0x02000},
  246. };
  247. /* aux rate configuration table, in ascending order of rates */
  248. static struct aux_rate_tbl aux_rtbl[] = {
  249. /* 12.29MHz for vic1div2=600MHz and 10.24MHz for VCO1div2=500MHz */
  250. {.xscale = 5, .yscale = 122, .eq = 0},
  251. /* 14.70MHz for vic1div2=600MHz and 12.29MHz for VCO1div2=500MHz */
  252. {.xscale = 10, .yscale = 204, .eq = 0},
  253. /* 48MHz for vic1div2=600MHz and 40 MHz for VCO1div2=500MHz */
  254. {.xscale = 4, .yscale = 25, .eq = 0},
  255. /* 57.14MHz for vic1div2=600MHz and 48 MHz for VCO1div2=500MHz */
  256. {.xscale = 4, .yscale = 21, .eq = 0},
  257. /* 83.33MHz for vic1div2=600MHz and 69.44MHz for VCO1div2=500MHz */
  258. {.xscale = 5, .yscale = 18, .eq = 0},
  259. /* 100MHz for vic1div2=600MHz and 83.33 MHz for VCO1div2=500MHz */
  260. {.xscale = 2, .yscale = 6, .eq = 0},
  261. /* 125MHz for vic1div2=600MHz and 104.1MHz for VCO1div2=500MHz */
  262. {.xscale = 5, .yscale = 12, .eq = 0},
  263. /* 150MHz for vic1div2=600MHz and 125MHz for VCO1div2=500MHz */
  264. {.xscale = 2, .yscale = 4, .eq = 0},
  265. /* 166MHz for vic1div2=600MHz and 138.88MHz for VCO1div2=500MHz */
  266. {.xscale = 5, .yscale = 18, .eq = 1},
  267. /* 200MHz for vic1div2=600MHz and 166MHz for VCO1div2=500MHz */
  268. {.xscale = 1, .yscale = 3, .eq = 1},
  269. /* 250MHz for vic1div2=600MHz and 208.33MHz for VCO1div2=500MHz */
  270. {.xscale = 5, .yscale = 12, .eq = 1},
  271. /* 300MHz for vic1div2=600MHz and 250MHz for VCO1div2=500MHz */
  272. {.xscale = 1, .yscale = 2, .eq = 1},
  273. };
  274. /* gmac rate configuration table, in ascending order of rates */
  275. static struct aux_rate_tbl gmac_rtbl[] = {
  276. /* For gmac phy input clk */
  277. {.xscale = 2, .yscale = 6, .eq = 0}, /* divided by 6 */
  278. {.xscale = 2, .yscale = 4, .eq = 0}, /* divided by 4 */
  279. {.xscale = 1, .yscale = 3, .eq = 1}, /* divided by 3 */
  280. {.xscale = 1, .yscale = 2, .eq = 1}, /* divided by 2 */
  281. };
  282. /* clcd rate configuration table, in ascending order of rates */
  283. static struct frac_rate_tbl clcd_rtbl[] = {
  284. {.div = 0x18000}, /* 25 Mhz , for vc01div4 = 300 MHz*/
  285. {.div = 0x1638E}, /* 27 Mhz , for vc01div4 = 300 MHz*/
  286. {.div = 0x14000}, /* 25 Mhz , for vc01div4 = 250 MHz*/
  287. {.div = 0x1284B}, /* 27 Mhz , for vc01div4 = 250 MHz*/
  288. {.div = 0x0D8D3}, /* 58 Mhz , for vco1div4 = 393 MHz */
  289. {.div = 0x0B72C}, /* 58 Mhz , for vco1div4 = 332 MHz */
  290. {.div = 0x0A584}, /* 58 Mhz , for vco1div4 = 300 MHz */
  291. {.div = 0x093B1}, /* 65 Mhz , for vc01div4 = 300 MHz*/
  292. {.div = 0x089EE}, /* 58 Mhz , for vc01div4 = 250 MHz*/
  293. {.div = 0x081BA}, /* 74 Mhz , for vc01div4 = 300 MHz*/
  294. {.div = 0x07BA0}, /* 65 Mhz , for vc01div4 = 250 MHz*/
  295. {.div = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/
  296. {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */
  297. {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/
  298. {.div = 0x058E3}, /* 108 Mhz , for vc01div4 = 300 MHz*/
  299. {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/
  300. {.div = 0x040A5}, /* 148.5 Mhz , for vc01div4 = 300 MHz*/
  301. {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/
  302. {.div = 0x0360D}, /* 148 Mhz , for vc01div4 = 250 MHz*/
  303. {.div = 0x035E0}, /* 148.5 MHz, for vc01div4 = 250 MHz*/
  304. };
  305. /* i2s prescaler1 masks */
  306. static const struct aux_clk_masks i2s_prs1_masks = {
  307. .eq_sel_mask = AUX_EQ_SEL_MASK,
  308. .eq_sel_shift = SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT,
  309. .eq1_mask = AUX_EQ1_SEL,
  310. .eq2_mask = AUX_EQ2_SEL,
  311. .xscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_X_MASK,
  312. .xscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_X_SHIFT,
  313. .yscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_Y_MASK,
  314. .yscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_Y_SHIFT,
  315. };
  316. /* i2s sclk (bit clock) syynthesizers masks */
  317. static const struct aux_clk_masks i2s_sclk_masks = {
  318. .eq_sel_mask = AUX_EQ_SEL_MASK,
  319. .eq_sel_shift = SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT,
  320. .eq1_mask = AUX_EQ1_SEL,
  321. .eq2_mask = AUX_EQ2_SEL,
  322. .xscale_sel_mask = SPEAR1340_I2S_SCLK_X_MASK,
  323. .xscale_sel_shift = SPEAR1340_I2S_SCLK_X_SHIFT,
  324. .yscale_sel_mask = SPEAR1340_I2S_SCLK_Y_MASK,
  325. .yscale_sel_shift = SPEAR1340_I2S_SCLK_Y_SHIFT,
  326. .enable_bit = SPEAR1340_I2S_SCLK_SYNTH_ENB,
  327. };
  328. /* i2s prs1 aux rate configuration table, in ascending order of rates */
  329. static struct aux_rate_tbl i2s_prs1_rtbl[] = {
  330. /* For parent clk = 49.152 MHz */
  331. {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */
  332. {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */
  333. {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */
  334. {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */
  335. /*
  336. * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz
  337. * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz
  338. */
  339. {.xscale = 1, .yscale = 3, .eq = 0},
  340. /* For parent clk = 49.152 MHz */
  341. {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/
  342. {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz, smp freq = 48Khz*/
  343. };
  344. /* i2s sclk aux rate configuration table, in ascending order of rates */
  345. static struct aux_rate_tbl i2s_sclk_rtbl[] = {
  346. /* For sclk = ref_clk * x/2/y */
  347. {.xscale = 1, .yscale = 4, .eq = 0},
  348. {.xscale = 1, .yscale = 2, .eq = 0},
  349. };
  350. /* adc rate configuration table, in ascending order of rates */
  351. /* possible adc range is 2.5 MHz to 20 MHz. */
  352. static struct aux_rate_tbl adc_rtbl[] = {
  353. /* For ahb = 166.67 MHz */
  354. {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */
  355. {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */
  356. {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */
  357. {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */
  358. };
  359. /* General synth rate configuration table, in ascending order of rates */
  360. static struct frac_rate_tbl gen_rtbl[] = {
  361. {.div = 0x1A92B}, /* 22.5792 MHz for vco1div4=300 MHz*/
  362. {.div = 0x186A0}, /* 24.576 MHz for vco1div4=300 MHz*/
  363. {.div = 0x18000}, /* 25 MHz for vco1div4=300 MHz*/
  364. {.div = 0x1624E}, /* 22.5792 MHz for vco1div4=250 MHz*/
  365. {.div = 0x14585}, /* 24.576 MHz for vco1div4=250 MHz*/
  366. {.div = 0x14000}, /* 25 MHz for vco1div4=250 MHz*/
  367. {.div = 0x0D495}, /* 45.1584 MHz for vco1div4=300 MHz*/
  368. {.div = 0x0C000}, /* 50 MHz for vco1div4=300 MHz*/
  369. {.div = 0x0B127}, /* 45.1584 MHz for vco1div4=250 MHz*/
  370. {.div = 0x0A000}, /* 50 MHz for vco1div4=250 MHz*/
  371. {.div = 0x07530}, /* 81.92 MHz for vco1div4=300 MHz*/
  372. {.div = 0x061A8}, /* 81.92 MHz for vco1div4=250 MHz*/
  373. {.div = 0x06000}, /* 100 MHz for vco1div4=300 MHz*/
  374. {.div = 0x05000}, /* 100 MHz for vco1div4=250 MHz*/
  375. {.div = 0x03000}, /* 200 MHz for vco1div4=300 MHz*/
  376. {.div = 0x02DB6}, /* 210 MHz for vco1div4=300 MHz*/
  377. {.div = 0x02BA2}, /* 220 MHz for vco1div4=300 MHz*/
  378. {.div = 0x029BD}, /* 230 MHz for vco1div4=300 MHz*/
  379. {.div = 0x02800}, /* 200 MHz for vco1div4=250 MHz*/
  380. {.div = 0x02666}, /* 250 MHz for vco1div4=300 MHz*/
  381. {.div = 0x02620}, /* 210 MHz for vco1div4=250 MHz*/
  382. {.div = 0x02460}, /* 220 MHz for vco1div4=250 MHz*/
  383. {.div = 0x022C0}, /* 230 MHz for vco1div4=250 MHz*/
  384. {.div = 0x02160}, /* 240 MHz for vco1div4=250 MHz*/
  385. {.div = 0x02000}, /* 250 MHz for vco1div4=250 MHz*/
  386. };
  387. /* clock parents */
  388. static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", };
  389. static const char *sys_parents[] = { "pll1_clk", "pll1_clk", "pll1_clk",
  390. "pll1_clk", "sys_syn_clk", "sys_syn_clk", "pll2_clk", "pll3_clk", };
  391. static const char *ahb_parents[] = { "cpu_div3_clk", "amba_syn_clk", };
  392. static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", };
  393. static const char *uart0_parents[] = { "pll5_clk", "osc_24m_clk",
  394. "uart0_syn_gclk", };
  395. static const char *uart1_parents[] = { "pll5_clk", "osc_24m_clk",
  396. "uart1_syn_gclk", };
  397. static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", };
  398. static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk",
  399. "osc_25m_clk", };
  400. static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", };
  401. static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", };
  402. static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", };
  403. static const char *i2s_src_parents[] = { "vco1div2_clk", "pll2_clk", "pll3_clk",
  404. "i2s_src_pad_clk", };
  405. static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", };
  406. static const char *spdif_out_parents[] = { "i2s_src_pad_clk", "gen_syn2_clk", };
  407. static const char *spdif_in_parents[] = { "pll2_clk", "gen_syn3_clk", };
  408. static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk",
  409. "pll3_clk", };
  410. static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco2div2_clk",
  411. "pll2_clk", };
  412. void __init spear1340_clk_init(void __iomem *misc_base)
  413. {
  414. struct clk *clk, *clk1;
  415. clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, 0, 32000);
  416. clk_register_clkdev(clk, "osc_32k_clk", NULL);
  417. clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, 0, 24000000);
  418. clk_register_clkdev(clk, "osc_24m_clk", NULL);
  419. clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, 0, 25000000);
  420. clk_register_clkdev(clk, "osc_25m_clk", NULL);
  421. clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, 0, 125000000);
  422. clk_register_clkdev(clk, "gmii_pad_clk", NULL);
  423. clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL, 0,
  424. 12288000);
  425. clk_register_clkdev(clk, "i2s_src_pad_clk", NULL);
  426. /* clock derived from 32 KHz osc clk */
  427. clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0,
  428. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_RTC_CLK_ENB, 0,
  429. &_lock);
  430. clk_register_clkdev(clk, NULL, "e0580000.rtc");
  431. /* clock derived from 24 or 25 MHz osc clk */
  432. /* vco-pll */
  433. clk = clk_register_mux(NULL, "vco1_mclk", vco_parents,
  434. ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
  435. SPEAR1340_PLL_CFG, SPEAR1340_PLL1_CLK_SHIFT,
  436. SPEAR1340_PLL_CLK_MASK, 0, &_lock);
  437. clk_register_clkdev(clk, "vco1_mclk", NULL);
  438. clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 0,
  439. SPEAR1340_PLL1_CTR, SPEAR1340_PLL1_FRQ, pll_rtbl,
  440. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  441. clk_register_clkdev(clk, "vco1_clk", NULL);
  442. clk_register_clkdev(clk1, "pll1_clk", NULL);
  443. clk = clk_register_mux(NULL, "vco2_mclk", vco_parents,
  444. ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
  445. SPEAR1340_PLL_CFG, SPEAR1340_PLL2_CLK_SHIFT,
  446. SPEAR1340_PLL_CLK_MASK, 0, &_lock);
  447. clk_register_clkdev(clk, "vco2_mclk", NULL);
  448. clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 0,
  449. SPEAR1340_PLL2_CTR, SPEAR1340_PLL2_FRQ, pll_rtbl,
  450. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  451. clk_register_clkdev(clk, "vco2_clk", NULL);
  452. clk_register_clkdev(clk1, "pll2_clk", NULL);
  453. clk = clk_register_mux(NULL, "vco3_mclk", vco_parents,
  454. ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
  455. SPEAR1340_PLL_CFG, SPEAR1340_PLL3_CLK_SHIFT,
  456. SPEAR1340_PLL_CLK_MASK, 0, &_lock);
  457. clk_register_clkdev(clk, "vco3_mclk", NULL);
  458. clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 0,
  459. SPEAR1340_PLL3_CTR, SPEAR1340_PLL3_FRQ, pll_rtbl,
  460. ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
  461. clk_register_clkdev(clk, "vco3_clk", NULL);
  462. clk_register_clkdev(clk1, "pll3_clk", NULL);
  463. clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk",
  464. 0, SPEAR1340_PLL4_CTR, SPEAR1340_PLL4_FRQ, pll4_rtbl,
  465. ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL);
  466. clk_register_clkdev(clk, "vco4_clk", NULL);
  467. clk_register_clkdev(clk1, "pll4_clk", NULL);
  468. clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0,
  469. 48000000);
  470. clk_register_clkdev(clk, "pll5_clk", NULL);
  471. clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0,
  472. 25000000);
  473. clk_register_clkdev(clk, "pll6_clk", NULL);
  474. /* vco div n clocks */
  475. clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1,
  476. 2);
  477. clk_register_clkdev(clk, "vco1div2_clk", NULL);
  478. clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1,
  479. 4);
  480. clk_register_clkdev(clk, "vco1div4_clk", NULL);
  481. clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1,
  482. 2);
  483. clk_register_clkdev(clk, "vco2div2_clk", NULL);
  484. clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1,
  485. 2);
  486. clk_register_clkdev(clk, "vco3div2_clk", NULL);
  487. /* peripherals */
  488. clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1,
  489. 128);
  490. clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0,
  491. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_THSENS_CLK_ENB, 0,
  492. &_lock);
  493. clk_register_clkdev(clk, NULL, "e07008c4.thermal");
  494. /* clock derived from pll4 clk */
  495. clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1,
  496. 1);
  497. clk_register_clkdev(clk, "ddr_clk", NULL);
  498. /* clock derived from pll1 clk */
  499. clk = clk_register_frac("sys_syn_clk", "vco1div2_clk", 0,
  500. SPEAR1340_SYS_CLK_SYNT, sys_synth_rtbl,
  501. ARRAY_SIZE(sys_synth_rtbl), &_lock);
  502. clk_register_clkdev(clk, "sys_syn_clk", NULL);
  503. clk = clk_register_frac("amba_syn_clk", "vco1div2_clk", 0,
  504. SPEAR1340_AMBA_CLK_SYNT, amba_synth_rtbl,
  505. ARRAY_SIZE(amba_synth_rtbl), &_lock);
  506. clk_register_clkdev(clk, "amba_syn_clk", NULL);
  507. clk = clk_register_mux(NULL, "sys_mclk", sys_parents,
  508. ARRAY_SIZE(sys_parents), CLK_SET_RATE_NO_REPARENT,
  509. SPEAR1340_SYS_CLK_CTRL, SPEAR1340_SCLK_SRC_SEL_SHIFT,
  510. SPEAR1340_SCLK_SRC_SEL_MASK, 0, &_lock);
  511. clk_register_clkdev(clk, "sys_mclk", NULL);
  512. clk = clk_register_fixed_factor(NULL, "cpu_clk", "sys_mclk", 0, 1,
  513. 2);
  514. clk_register_clkdev(clk, "cpu_clk", NULL);
  515. clk = clk_register_fixed_factor(NULL, "cpu_div3_clk", "cpu_clk", 0, 1,
  516. 3);
  517. clk_register_clkdev(clk, "cpu_div3_clk", NULL);
  518. clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1,
  519. 2);
  520. clk_register_clkdev(clk, NULL, "ec800620.wdt");
  521. clk = clk_register_fixed_factor(NULL, "smp_twd_clk", "cpu_clk", 0, 1,
  522. 2);
  523. clk_register_clkdev(clk, NULL, "smp_twd");
  524. clk = clk_register_mux(NULL, "ahb_clk", ahb_parents,
  525. ARRAY_SIZE(ahb_parents), CLK_SET_RATE_NO_REPARENT,
  526. SPEAR1340_SYS_CLK_CTRL, SPEAR1340_HCLK_SRC_SEL_SHIFT,
  527. SPEAR1340_HCLK_SRC_SEL_MASK, 0, &_lock);
  528. clk_register_clkdev(clk, "ahb_clk", NULL);
  529. clk = clk_register_fixed_factor(NULL, "apb_clk", "ahb_clk", 0, 1,
  530. 2);
  531. clk_register_clkdev(clk, "apb_clk", NULL);
  532. /* gpt clocks */
  533. clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents,
  534. ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
  535. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT0_CLK_SHIFT,
  536. SPEAR1340_GPT_CLK_MASK, 0, &_lock);
  537. clk_register_clkdev(clk, "gpt0_mclk", NULL);
  538. clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0,
  539. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT0_CLK_ENB, 0,
  540. &_lock);
  541. clk_register_clkdev(clk, NULL, "gpt0");
  542. clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents,
  543. ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
  544. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT1_CLK_SHIFT,
  545. SPEAR1340_GPT_CLK_MASK, 0, &_lock);
  546. clk_register_clkdev(clk, "gpt1_mclk", NULL);
  547. clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0,
  548. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT1_CLK_ENB, 0,
  549. &_lock);
  550. clk_register_clkdev(clk, NULL, "gpt1");
  551. clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents,
  552. ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
  553. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT2_CLK_SHIFT,
  554. SPEAR1340_GPT_CLK_MASK, 0, &_lock);
  555. clk_register_clkdev(clk, "gpt2_mclk", NULL);
  556. clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0,
  557. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT2_CLK_ENB, 0,
  558. &_lock);
  559. clk_register_clkdev(clk, NULL, "gpt2");
  560. clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents,
  561. ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
  562. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT3_CLK_SHIFT,
  563. SPEAR1340_GPT_CLK_MASK, 0, &_lock);
  564. clk_register_clkdev(clk, "gpt3_mclk", NULL);
  565. clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0,
  566. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT3_CLK_ENB, 0,
  567. &_lock);
  568. clk_register_clkdev(clk, NULL, "gpt3");
  569. /* others */
  570. clk = clk_register_aux("uart0_syn_clk", "uart0_syn_gclk",
  571. "vco1div2_clk", 0, SPEAR1340_UART0_CLK_SYNT, NULL,
  572. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  573. clk_register_clkdev(clk, "uart0_syn_clk", NULL);
  574. clk_register_clkdev(clk1, "uart0_syn_gclk", NULL);
  575. clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
  576. ARRAY_SIZE(uart0_parents),
  577. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  578. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART0_CLK_SHIFT,
  579. SPEAR1340_UART_CLK_MASK, 0, &_lock);
  580. clk_register_clkdev(clk, "uart0_mclk", NULL);
  581. clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk",
  582. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  583. SPEAR1340_UART0_CLK_ENB, 0, &_lock);
  584. clk_register_clkdev(clk, NULL, "e0000000.serial");
  585. clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk",
  586. "vco1div2_clk", 0, SPEAR1340_UART1_CLK_SYNT, NULL,
  587. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  588. clk_register_clkdev(clk, "uart1_syn_clk", NULL);
  589. clk_register_clkdev(clk1, "uart1_syn_gclk", NULL);
  590. clk = clk_register_mux(NULL, "uart1_mclk", uart1_parents,
  591. ARRAY_SIZE(uart1_parents), CLK_SET_RATE_NO_REPARENT,
  592. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART1_CLK_SHIFT,
  593. SPEAR1340_UART_CLK_MASK, 0, &_lock);
  594. clk_register_clkdev(clk, "uart1_mclk", NULL);
  595. clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0,
  596. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_UART1_CLK_ENB, 0,
  597. &_lock);
  598. clk_register_clkdev(clk, NULL, "b4100000.serial");
  599. clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk",
  600. "vco1div2_clk", 0, SPEAR1340_SDHCI_CLK_SYNT, NULL,
  601. aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  602. clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
  603. clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
  604. clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk",
  605. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  606. SPEAR1340_SDHCI_CLK_ENB, 0, &_lock);
  607. clk_register_clkdev(clk, NULL, "b3000000.sdhci");
  608. clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
  609. 0, SPEAR1340_CFXD_CLK_SYNT, NULL, aux_rtbl,
  610. ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  611. clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
  612. clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
  613. clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk",
  614. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  615. SPEAR1340_CFXD_CLK_ENB, 0, &_lock);
  616. clk_register_clkdev(clk, NULL, "b2800000.cf");
  617. clk_register_clkdev(clk, NULL, "arasan_xd");
  618. clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 0,
  619. SPEAR1340_C3_CLK_SYNT, NULL, aux_rtbl,
  620. ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
  621. clk_register_clkdev(clk, "c3_syn_clk", NULL);
  622. clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
  623. clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
  624. ARRAY_SIZE(c3_parents),
  625. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  626. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_C3_CLK_SHIFT,
  627. SPEAR1340_C3_CLK_MASK, 0, &_lock);
  628. clk_register_clkdev(clk, "c3_mclk", NULL);
  629. clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", CLK_SET_RATE_PARENT,
  630. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0,
  631. &_lock);
  632. clk_register_clkdev(clk, NULL, "e1800000.c3");
  633. /* gmac */
  634. clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents,
  635. ARRAY_SIZE(gmac_phy_input_parents),
  636. CLK_SET_RATE_NO_REPARENT, SPEAR1340_GMAC_CLK_CFG,
  637. SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT,
  638. SPEAR1340_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock);
  639. clk_register_clkdev(clk, "phy_input_mclk", NULL);
  640. clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk",
  641. 0, SPEAR1340_GMAC_CLK_SYNT, NULL, gmac_rtbl,
  642. ARRAY_SIZE(gmac_rtbl), &_lock, &clk1);
  643. clk_register_clkdev(clk, "phy_syn_clk", NULL);
  644. clk_register_clkdev(clk1, "phy_syn_gclk", NULL);
  645. clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents,
  646. ARRAY_SIZE(gmac_phy_parents), CLK_SET_RATE_NO_REPARENT,
  647. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GMAC_PHY_CLK_SHIFT,
  648. SPEAR1340_GMAC_PHY_CLK_MASK, 0, &_lock);
  649. clk_register_clkdev(clk, "stmmacphy.0", NULL);
  650. /* clcd */
  651. clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents,
  652. ARRAY_SIZE(clcd_synth_parents),
  653. CLK_SET_RATE_NO_REPARENT, SPEAR1340_CLCD_CLK_SYNT,
  654. SPEAR1340_CLCD_SYNT_CLK_SHIFT,
  655. SPEAR1340_CLCD_SYNT_CLK_MASK, 0, &_lock);
  656. clk_register_clkdev(clk, "clcd_syn_mclk", NULL);
  657. clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0,
  658. SPEAR1340_CLCD_CLK_SYNT, clcd_rtbl,
  659. ARRAY_SIZE(clcd_rtbl), &_lock);
  660. clk_register_clkdev(clk, "clcd_syn_clk", NULL);
  661. clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
  662. ARRAY_SIZE(clcd_pixel_parents),
  663. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  664. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT,
  665. SPEAR1340_CLCD_CLK_MASK, 0, &_lock);
  666. clk_register_clkdev(clk, "clcd_pixel_mclk", NULL);
  667. clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0,
  668. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CLCD_CLK_ENB, 0,
  669. &_lock);
  670. clk_register_clkdev(clk, NULL, "e1000000.clcd");
  671. /* i2s */
  672. clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents,
  673. ARRAY_SIZE(i2s_src_parents), CLK_SET_RATE_NO_REPARENT,
  674. SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_SRC_CLK_SHIFT,
  675. SPEAR1340_I2S_SRC_CLK_MASK, 0, &_lock);
  676. clk_register_clkdev(clk, "i2s_src_mclk", NULL);
  677. clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk",
  678. CLK_SET_RATE_PARENT, SPEAR1340_I2S_CLK_CFG,
  679. &i2s_prs1_masks, i2s_prs1_rtbl,
  680. ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL);
  681. clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
  682. clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
  683. ARRAY_SIZE(i2s_ref_parents),
  684. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  685. SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_REF_SHIFT,
  686. SPEAR1340_I2S_REF_SEL_MASK, 0, &_lock);
  687. clk_register_clkdev(clk, "i2s_ref_mclk", NULL);
  688. clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
  689. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_I2S_REF_PAD_CLK_ENB,
  690. 0, &_lock);
  691. clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL);
  692. clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", "i2s_ref_mclk",
  693. 0, SPEAR1340_I2S_CLK_CFG, &i2s_sclk_masks,
  694. i2s_sclk_rtbl, ARRAY_SIZE(i2s_sclk_rtbl), &_lock,
  695. &clk1);
  696. clk_register_clkdev(clk, "i2s_sclk_clk", NULL);
  697. clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL);
  698. /* clock derived from ahb clk */
  699. clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0,
  700. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2C0_CLK_ENB, 0,
  701. &_lock);
  702. clk_register_clkdev(clk, NULL, "e0280000.i2c");
  703. clk = clk_register_gate(NULL, "i2c1_clk", "ahb_clk", 0,
  704. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_I2C1_CLK_ENB, 0,
  705. &_lock);
  706. clk_register_clkdev(clk, NULL, "b4000000.i2c");
  707. clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0,
  708. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_DMA_CLK_ENB, 0,
  709. &_lock);
  710. clk_register_clkdev(clk, NULL, "ea800000.dma");
  711. clk_register_clkdev(clk, NULL, "eb000000.dma");
  712. clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0,
  713. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GMAC_CLK_ENB, 0,
  714. &_lock);
  715. clk_register_clkdev(clk, NULL, "e2000000.eth");
  716. clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0,
  717. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_FSMC_CLK_ENB, 0,
  718. &_lock);
  719. clk_register_clkdev(clk, NULL, "b0000000.flash");
  720. clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0,
  721. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SMI_CLK_ENB, 0,
  722. &_lock);
  723. clk_register_clkdev(clk, NULL, "ea000000.flash");
  724. clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0,
  725. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC0_CLK_ENB, 0,
  726. &_lock);
  727. clk_register_clkdev(clk, NULL, "e4000000.ohci");
  728. clk_register_clkdev(clk, NULL, "e4800000.ehci");
  729. clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0,
  730. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC1_CLK_ENB, 0,
  731. &_lock);
  732. clk_register_clkdev(clk, NULL, "e5000000.ohci");
  733. clk_register_clkdev(clk, NULL, "e5800000.ehci");
  734. clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0,
  735. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UOC_CLK_ENB, 0,
  736. &_lock);
  737. clk_register_clkdev(clk, NULL, "e3800000.otg");
  738. clk = clk_register_gate(NULL, "pcie_sata_clk", "ahb_clk", 0,
  739. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_PCIE_SATA_CLK_ENB,
  740. 0, &_lock);
  741. clk_register_clkdev(clk, NULL, "b1000000.pcie");
  742. clk_register_clkdev(clk, NULL, "b1000000.ahci");
  743. clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0,
  744. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM0_CLK_ENB, 0,
  745. &_lock);
  746. clk_register_clkdev(clk, "sysram0_clk", NULL);
  747. clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0,
  748. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM1_CLK_ENB, 0,
  749. &_lock);
  750. clk_register_clkdev(clk, "sysram1_clk", NULL);
  751. clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk",
  752. 0, SPEAR1340_ADC_CLK_SYNT, NULL, adc_rtbl,
  753. ARRAY_SIZE(adc_rtbl), &_lock, &clk1);
  754. clk_register_clkdev(clk, "adc_syn_clk", NULL);
  755. clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
  756. clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk",
  757. CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
  758. SPEAR1340_ADC_CLK_ENB, 0, &_lock);
  759. clk_register_clkdev(clk, NULL, "e0080000.adc");
  760. /* clock derived from apb clk */
  761. clk = clk_register_gate(NULL, "ssp_clk", "apb_clk", 0,
  762. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SSP_CLK_ENB, 0,
  763. &_lock);
  764. clk_register_clkdev(clk, NULL, "e0100000.spi");
  765. clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0,
  766. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO0_CLK_ENB, 0,
  767. &_lock);
  768. clk_register_clkdev(clk, NULL, "e0600000.gpio");
  769. clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0,
  770. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO1_CLK_ENB, 0,
  771. &_lock);
  772. clk_register_clkdev(clk, NULL, "e0680000.gpio");
  773. clk = clk_register_gate(NULL, "i2s_play_clk", "apb_clk", 0,
  774. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_PLAY_CLK_ENB, 0,
  775. &_lock);
  776. clk_register_clkdev(clk, NULL, "b2400000.i2s-play");
  777. clk = clk_register_gate(NULL, "i2s_rec_clk", "apb_clk", 0,
  778. SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_REC_CLK_ENB, 0,
  779. &_lock);
  780. clk_register_clkdev(clk, NULL, "b2000000.i2s-rec");
  781. clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0,
  782. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_KBD_CLK_ENB, 0,
  783. &_lock);
  784. clk_register_clkdev(clk, NULL, "e0300000.kbd");
  785. /* RAS clks */
  786. clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents,
  787. ARRAY_SIZE(gen_synth0_1_parents),
  788. CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG,
  789. SPEAR1340_GEN_SYNT0_1_CLK_SHIFT,
  790. SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
  791. clk_register_clkdev(clk, "gen_syn0_1_mclk", NULL);
  792. clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents,
  793. ARRAY_SIZE(gen_synth2_3_parents),
  794. CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG,
  795. SPEAR1340_GEN_SYNT2_3_CLK_SHIFT,
  796. SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
  797. clk_register_clkdev(clk, "gen_syn2_3_mclk", NULL);
  798. clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_mclk", 0,
  799. SPEAR1340_GEN_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  800. &_lock);
  801. clk_register_clkdev(clk, "gen_syn0_clk", NULL);
  802. clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_mclk", 0,
  803. SPEAR1340_GEN_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  804. &_lock);
  805. clk_register_clkdev(clk, "gen_syn1_clk", NULL);
  806. clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_mclk", 0,
  807. SPEAR1340_GEN_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  808. &_lock);
  809. clk_register_clkdev(clk, "gen_syn2_clk", NULL);
  810. clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_mclk", 0,
  811. SPEAR1340_GEN_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl),
  812. &_lock);
  813. clk_register_clkdev(clk, "gen_syn3_clk", NULL);
  814. clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk",
  815. CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
  816. SPEAR1340_MALI_CLK_ENB, 0, &_lock);
  817. clk_register_clkdev(clk, NULL, "mali");
  818. clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0,
  819. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC0_CLK_ENB, 0,
  820. &_lock);
  821. clk_register_clkdev(clk, NULL, "spear_cec.0");
  822. clk = clk_register_gate(NULL, "cec1_clk", "ahb_clk", 0,
  823. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC1_CLK_ENB, 0,
  824. &_lock);
  825. clk_register_clkdev(clk, NULL, "spear_cec.1");
  826. clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents,
  827. ARRAY_SIZE(spdif_out_parents),
  828. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  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),
  838. CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
  839. SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT,
  840. SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
  841. clk_register_clkdev(clk, "spdif_in_mclk", NULL);
  842. clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk",
  843. CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
  844. SPEAR1340_SPDIF_IN_CLK_ENB, 0, &_lock);
  845. clk_register_clkdev(clk, NULL, "d0100000.spdif-in");
  846. clk = clk_register_gate(NULL, "acp_clk", "ahb_clk", 0,
  847. SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_ACP_CLK_ENB, 0,
  848. &_lock);
  849. clk_register_clkdev(clk, NULL, "acp_clk");
  850. clk = clk_register_gate(NULL, "plgpio_clk", "ahb_clk", 0,
  851. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PLGPIO_CLK_ENB, 0,
  852. &_lock);
  853. clk_register_clkdev(clk, NULL, "e2800000.gpio");
  854. clk = clk_register_gate(NULL, "video_dec_clk", "ahb_clk", 0,
  855. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_DEC_CLK_ENB,
  856. 0, &_lock);
  857. clk_register_clkdev(clk, NULL, "video_dec");
  858. clk = clk_register_gate(NULL, "video_enc_clk", "ahb_clk", 0,
  859. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_ENC_CLK_ENB,
  860. 0, &_lock);
  861. clk_register_clkdev(clk, NULL, "video_enc");
  862. clk = clk_register_gate(NULL, "video_in_clk", "ahb_clk", 0,
  863. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_IN_CLK_ENB, 0,
  864. &_lock);
  865. clk_register_clkdev(clk, NULL, "spear_vip");
  866. clk = clk_register_gate(NULL, "cam0_clk", "ahb_clk", 0,
  867. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM0_CLK_ENB, 0,
  868. &_lock);
  869. clk_register_clkdev(clk, NULL, "d0200000.cam0");
  870. clk = clk_register_gate(NULL, "cam1_clk", "ahb_clk", 0,
  871. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM1_CLK_ENB, 0,
  872. &_lock);
  873. clk_register_clkdev(clk, NULL, "d0300000.cam1");
  874. clk = clk_register_gate(NULL, "cam2_clk", "ahb_clk", 0,
  875. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM2_CLK_ENB, 0,
  876. &_lock);
  877. clk_register_clkdev(clk, NULL, "d0400000.cam2");
  878. clk = clk_register_gate(NULL, "cam3_clk", "ahb_clk", 0,
  879. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM3_CLK_ENB, 0,
  880. &_lock);
  881. clk_register_clkdev(clk, NULL, "d0500000.cam3");
  882. clk = clk_register_gate(NULL, "pwm_clk", "ahb_clk", 0,
  883. SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PWM_CLK_ENB, 0,
  884. &_lock);
  885. clk_register_clkdev(clk, NULL, "e0180000.pwm");
  886. }