clk-tegra114.c 81 KB

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  1. /*
  2. * Copyright (c) 2012, 2013, NVIDIA CORPORATION. All rights reserved.
  3. *
  4. * This program is free software; you can redistribute it and/or modify it
  5. * under the terms and conditions of the GNU General Public License,
  6. * version 2, as published by the Free Software Foundation.
  7. *
  8. * This program is distributed in the hope it will be useful, but WITHOUT
  9. * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10. * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  11. * more details.
  12. *
  13. * You should have received a copy of the GNU General Public License
  14. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  15. */
  16. #include <linux/io.h>
  17. #include <linux/clk.h>
  18. #include <linux/clk-provider.h>
  19. #include <linux/clkdev.h>
  20. #include <linux/of.h>
  21. #include <linux/of_address.h>
  22. #include <linux/delay.h>
  23. #include <linux/export.h>
  24. #include <linux/clk/tegra.h>
  25. #include "clk.h"
  26. #define RST_DEVICES_L 0x004
  27. #define RST_DEVICES_H 0x008
  28. #define RST_DEVICES_U 0x00C
  29. #define RST_DFLL_DVCO 0x2F4
  30. #define RST_DEVICES_V 0x358
  31. #define RST_DEVICES_W 0x35C
  32. #define RST_DEVICES_X 0x28C
  33. #define RST_DEVICES_SET_L 0x300
  34. #define RST_DEVICES_CLR_L 0x304
  35. #define RST_DEVICES_SET_H 0x308
  36. #define RST_DEVICES_CLR_H 0x30c
  37. #define RST_DEVICES_SET_U 0x310
  38. #define RST_DEVICES_CLR_U 0x314
  39. #define RST_DEVICES_SET_V 0x430
  40. #define RST_DEVICES_CLR_V 0x434
  41. #define RST_DEVICES_SET_W 0x438
  42. #define RST_DEVICES_CLR_W 0x43c
  43. #define CPU_FINETRIM_SELECT 0x4d4 /* override default prop dlys */
  44. #define CPU_FINETRIM_DR 0x4d8 /* rise->rise prop dly A */
  45. #define CPU_FINETRIM_R 0x4e4 /* rise->rise prop dly inc A */
  46. #define RST_DEVICES_NUM 5
  47. /* RST_DFLL_DVCO bitfields */
  48. #define DVFS_DFLL_RESET_SHIFT 0
  49. /* CPU_FINETRIM_SELECT and CPU_FINETRIM_DR bitfields */
  50. #define CPU_FINETRIM_1_FCPU_1 BIT(0) /* fcpu0 */
  51. #define CPU_FINETRIM_1_FCPU_2 BIT(1) /* fcpu1 */
  52. #define CPU_FINETRIM_1_FCPU_3 BIT(2) /* fcpu2 */
  53. #define CPU_FINETRIM_1_FCPU_4 BIT(3) /* fcpu3 */
  54. #define CPU_FINETRIM_1_FCPU_5 BIT(4) /* fl2 */
  55. #define CPU_FINETRIM_1_FCPU_6 BIT(5) /* ftop */
  56. /* CPU_FINETRIM_R bitfields */
  57. #define CPU_FINETRIM_R_FCPU_1_SHIFT 0 /* fcpu0 */
  58. #define CPU_FINETRIM_R_FCPU_1_MASK (0x3 << CPU_FINETRIM_R_FCPU_1_SHIFT)
  59. #define CPU_FINETRIM_R_FCPU_2_SHIFT 2 /* fcpu1 */
  60. #define CPU_FINETRIM_R_FCPU_2_MASK (0x3 << CPU_FINETRIM_R_FCPU_2_SHIFT)
  61. #define CPU_FINETRIM_R_FCPU_3_SHIFT 4 /* fcpu2 */
  62. #define CPU_FINETRIM_R_FCPU_3_MASK (0x3 << CPU_FINETRIM_R_FCPU_3_SHIFT)
  63. #define CPU_FINETRIM_R_FCPU_4_SHIFT 6 /* fcpu3 */
  64. #define CPU_FINETRIM_R_FCPU_4_MASK (0x3 << CPU_FINETRIM_R_FCPU_4_SHIFT)
  65. #define CPU_FINETRIM_R_FCPU_5_SHIFT 8 /* fl2 */
  66. #define CPU_FINETRIM_R_FCPU_5_MASK (0x3 << CPU_FINETRIM_R_FCPU_5_SHIFT)
  67. #define CPU_FINETRIM_R_FCPU_6_SHIFT 10 /* ftop */
  68. #define CPU_FINETRIM_R_FCPU_6_MASK (0x3 << CPU_FINETRIM_R_FCPU_6_SHIFT)
  69. #define CLK_OUT_ENB_L 0x010
  70. #define CLK_OUT_ENB_H 0x014
  71. #define CLK_OUT_ENB_U 0x018
  72. #define CLK_OUT_ENB_V 0x360
  73. #define CLK_OUT_ENB_W 0x364
  74. #define CLK_OUT_ENB_X 0x280
  75. #define CLK_OUT_ENB_SET_L 0x320
  76. #define CLK_OUT_ENB_CLR_L 0x324
  77. #define CLK_OUT_ENB_SET_H 0x328
  78. #define CLK_OUT_ENB_CLR_H 0x32c
  79. #define CLK_OUT_ENB_SET_U 0x330
  80. #define CLK_OUT_ENB_CLR_U 0x334
  81. #define CLK_OUT_ENB_SET_V 0x440
  82. #define CLK_OUT_ENB_CLR_V 0x444
  83. #define CLK_OUT_ENB_SET_W 0x448
  84. #define CLK_OUT_ENB_CLR_W 0x44c
  85. #define CLK_OUT_ENB_SET_X 0x284
  86. #define CLK_OUT_ENB_CLR_X 0x288
  87. #define CLK_OUT_ENB_NUM 6
  88. #define PLLC_BASE 0x80
  89. #define PLLC_MISC2 0x88
  90. #define PLLC_MISC 0x8c
  91. #define PLLC2_BASE 0x4e8
  92. #define PLLC2_MISC 0x4ec
  93. #define PLLC3_BASE 0x4fc
  94. #define PLLC3_MISC 0x500
  95. #define PLLM_BASE 0x90
  96. #define PLLM_MISC 0x9c
  97. #define PLLP_BASE 0xa0
  98. #define PLLP_MISC 0xac
  99. #define PLLX_BASE 0xe0
  100. #define PLLX_MISC 0xe4
  101. #define PLLX_MISC2 0x514
  102. #define PLLX_MISC3 0x518
  103. #define PLLD_BASE 0xd0
  104. #define PLLD_MISC 0xdc
  105. #define PLLD2_BASE 0x4b8
  106. #define PLLD2_MISC 0x4bc
  107. #define PLLE_BASE 0xe8
  108. #define PLLE_MISC 0xec
  109. #define PLLA_BASE 0xb0
  110. #define PLLA_MISC 0xbc
  111. #define PLLU_BASE 0xc0
  112. #define PLLU_MISC 0xcc
  113. #define PLLRE_BASE 0x4c4
  114. #define PLLRE_MISC 0x4c8
  115. #define PLL_MISC_LOCK_ENABLE 18
  116. #define PLLC_MISC_LOCK_ENABLE 24
  117. #define PLLDU_MISC_LOCK_ENABLE 22
  118. #define PLLE_MISC_LOCK_ENABLE 9
  119. #define PLLRE_MISC_LOCK_ENABLE 30
  120. #define PLLC_IDDQ_BIT 26
  121. #define PLLX_IDDQ_BIT 3
  122. #define PLLRE_IDDQ_BIT 16
  123. #define PLL_BASE_LOCK BIT(27)
  124. #define PLLE_MISC_LOCK BIT(11)
  125. #define PLLRE_MISC_LOCK BIT(24)
  126. #define PLLCX_BASE_LOCK (BIT(26)|BIT(27))
  127. #define PLLE_AUX 0x48c
  128. #define PLLC_OUT 0x84
  129. #define PLLM_OUT 0x94
  130. #define PLLP_OUTA 0xa4
  131. #define PLLP_OUTB 0xa8
  132. #define PLLA_OUT 0xb4
  133. #define AUDIO_SYNC_CLK_I2S0 0x4a0
  134. #define AUDIO_SYNC_CLK_I2S1 0x4a4
  135. #define AUDIO_SYNC_CLK_I2S2 0x4a8
  136. #define AUDIO_SYNC_CLK_I2S3 0x4ac
  137. #define AUDIO_SYNC_CLK_I2S4 0x4b0
  138. #define AUDIO_SYNC_CLK_SPDIF 0x4b4
  139. #define AUDIO_SYNC_DOUBLER 0x49c
  140. #define PMC_CLK_OUT_CNTRL 0x1a8
  141. #define PMC_DPD_PADS_ORIDE 0x1c
  142. #define PMC_DPD_PADS_ORIDE_BLINK_ENB 20
  143. #define PMC_CTRL 0
  144. #define PMC_CTRL_BLINK_ENB 7
  145. #define PMC_BLINK_TIMER 0x40
  146. #define OSC_CTRL 0x50
  147. #define OSC_CTRL_OSC_FREQ_SHIFT 28
  148. #define OSC_CTRL_PLL_REF_DIV_SHIFT 26
  149. #define PLLXC_SW_MAX_P 6
  150. #define CCLKG_BURST_POLICY 0x368
  151. #define CCLKLP_BURST_POLICY 0x370
  152. #define SCLK_BURST_POLICY 0x028
  153. #define SYSTEM_CLK_RATE 0x030
  154. #define UTMIP_PLL_CFG2 0x488
  155. #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
  156. #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
  157. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
  158. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
  159. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
  160. #define UTMIP_PLL_CFG1 0x484
  161. #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
  162. #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
  163. #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
  164. #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
  165. #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
  166. #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
  167. #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
  168. #define UTMIPLL_HW_PWRDN_CFG0 0x52c
  169. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
  170. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
  171. #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
  172. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
  173. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
  174. #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
  175. #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
  176. #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
  177. #define CLK_SOURCE_I2S0 0x1d8
  178. #define CLK_SOURCE_I2S1 0x100
  179. #define CLK_SOURCE_I2S2 0x104
  180. #define CLK_SOURCE_NDFLASH 0x160
  181. #define CLK_SOURCE_I2S3 0x3bc
  182. #define CLK_SOURCE_I2S4 0x3c0
  183. #define CLK_SOURCE_SPDIF_OUT 0x108
  184. #define CLK_SOURCE_SPDIF_IN 0x10c
  185. #define CLK_SOURCE_PWM 0x110
  186. #define CLK_SOURCE_ADX 0x638
  187. #define CLK_SOURCE_AMX 0x63c
  188. #define CLK_SOURCE_HDA 0x428
  189. #define CLK_SOURCE_HDA2CODEC_2X 0x3e4
  190. #define CLK_SOURCE_SBC1 0x134
  191. #define CLK_SOURCE_SBC2 0x118
  192. #define CLK_SOURCE_SBC3 0x11c
  193. #define CLK_SOURCE_SBC4 0x1b4
  194. #define CLK_SOURCE_SBC5 0x3c8
  195. #define CLK_SOURCE_SBC6 0x3cc
  196. #define CLK_SOURCE_SATA_OOB 0x420
  197. #define CLK_SOURCE_SATA 0x424
  198. #define CLK_SOURCE_NDSPEED 0x3f8
  199. #define CLK_SOURCE_VFIR 0x168
  200. #define CLK_SOURCE_SDMMC1 0x150
  201. #define CLK_SOURCE_SDMMC2 0x154
  202. #define CLK_SOURCE_SDMMC3 0x1bc
  203. #define CLK_SOURCE_SDMMC4 0x164
  204. #define CLK_SOURCE_VDE 0x1c8
  205. #define CLK_SOURCE_CSITE 0x1d4
  206. #define CLK_SOURCE_LA 0x1f8
  207. #define CLK_SOURCE_TRACE 0x634
  208. #define CLK_SOURCE_OWR 0x1cc
  209. #define CLK_SOURCE_NOR 0x1d0
  210. #define CLK_SOURCE_MIPI 0x174
  211. #define CLK_SOURCE_I2C1 0x124
  212. #define CLK_SOURCE_I2C2 0x198
  213. #define CLK_SOURCE_I2C3 0x1b8
  214. #define CLK_SOURCE_I2C4 0x3c4
  215. #define CLK_SOURCE_I2C5 0x128
  216. #define CLK_SOURCE_UARTA 0x178
  217. #define CLK_SOURCE_UARTB 0x17c
  218. #define CLK_SOURCE_UARTC 0x1a0
  219. #define CLK_SOURCE_UARTD 0x1c0
  220. #define CLK_SOURCE_UARTE 0x1c4
  221. #define CLK_SOURCE_UARTA_DBG 0x178
  222. #define CLK_SOURCE_UARTB_DBG 0x17c
  223. #define CLK_SOURCE_UARTC_DBG 0x1a0
  224. #define CLK_SOURCE_UARTD_DBG 0x1c0
  225. #define CLK_SOURCE_UARTE_DBG 0x1c4
  226. #define CLK_SOURCE_3D 0x158
  227. #define CLK_SOURCE_2D 0x15c
  228. #define CLK_SOURCE_VI_SENSOR 0x1a8
  229. #define CLK_SOURCE_VI 0x148
  230. #define CLK_SOURCE_EPP 0x16c
  231. #define CLK_SOURCE_MSENC 0x1f0
  232. #define CLK_SOURCE_TSEC 0x1f4
  233. #define CLK_SOURCE_HOST1X 0x180
  234. #define CLK_SOURCE_HDMI 0x18c
  235. #define CLK_SOURCE_DISP1 0x138
  236. #define CLK_SOURCE_DISP2 0x13c
  237. #define CLK_SOURCE_CILAB 0x614
  238. #define CLK_SOURCE_CILCD 0x618
  239. #define CLK_SOURCE_CILE 0x61c
  240. #define CLK_SOURCE_DSIALP 0x620
  241. #define CLK_SOURCE_DSIBLP 0x624
  242. #define CLK_SOURCE_TSENSOR 0x3b8
  243. #define CLK_SOURCE_D_AUDIO 0x3d0
  244. #define CLK_SOURCE_DAM0 0x3d8
  245. #define CLK_SOURCE_DAM1 0x3dc
  246. #define CLK_SOURCE_DAM2 0x3e0
  247. #define CLK_SOURCE_ACTMON 0x3e8
  248. #define CLK_SOURCE_EXTERN1 0x3ec
  249. #define CLK_SOURCE_EXTERN2 0x3f0
  250. #define CLK_SOURCE_EXTERN3 0x3f4
  251. #define CLK_SOURCE_I2CSLOW 0x3fc
  252. #define CLK_SOURCE_SE 0x42c
  253. #define CLK_SOURCE_MSELECT 0x3b4
  254. #define CLK_SOURCE_DFLL_REF 0x62c
  255. #define CLK_SOURCE_DFLL_SOC 0x630
  256. #define CLK_SOURCE_SOC_THERM 0x644
  257. #define CLK_SOURCE_XUSB_HOST_SRC 0x600
  258. #define CLK_SOURCE_XUSB_FALCON_SRC 0x604
  259. #define CLK_SOURCE_XUSB_FS_SRC 0x608
  260. #define CLK_SOURCE_XUSB_SS_SRC 0x610
  261. #define CLK_SOURCE_XUSB_DEV_SRC 0x60c
  262. #define CLK_SOURCE_EMC 0x19c
  263. /* PLLM override registers */
  264. #define PMC_PLLM_WB0_OVERRIDE 0x1dc
  265. #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
  266. /* Tegra CPU clock and reset control regs */
  267. #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
  268. #ifdef CONFIG_PM_SLEEP
  269. static struct cpu_clk_suspend_context {
  270. u32 clk_csite_src;
  271. u32 cclkg_burst;
  272. u32 cclkg_divider;
  273. } tegra114_cpu_clk_sctx;
  274. #endif
  275. static int periph_clk_enb_refcnt[CLK_OUT_ENB_NUM * 32];
  276. static void __iomem *clk_base;
  277. static void __iomem *pmc_base;
  278. static DEFINE_SPINLOCK(pll_d_lock);
  279. static DEFINE_SPINLOCK(pll_d2_lock);
  280. static DEFINE_SPINLOCK(pll_u_lock);
  281. static DEFINE_SPINLOCK(pll_div_lock);
  282. static DEFINE_SPINLOCK(pll_re_lock);
  283. static DEFINE_SPINLOCK(clk_doubler_lock);
  284. static DEFINE_SPINLOCK(clk_out_lock);
  285. static DEFINE_SPINLOCK(sysrate_lock);
  286. static struct div_nmp pllxc_nmp = {
  287. .divm_shift = 0,
  288. .divm_width = 8,
  289. .divn_shift = 8,
  290. .divn_width = 8,
  291. .divp_shift = 20,
  292. .divp_width = 4,
  293. };
  294. static struct pdiv_map pllxc_p[] = {
  295. { .pdiv = 1, .hw_val = 0 },
  296. { .pdiv = 2, .hw_val = 1 },
  297. { .pdiv = 3, .hw_val = 2 },
  298. { .pdiv = 4, .hw_val = 3 },
  299. { .pdiv = 5, .hw_val = 4 },
  300. { .pdiv = 6, .hw_val = 5 },
  301. { .pdiv = 8, .hw_val = 6 },
  302. { .pdiv = 10, .hw_val = 7 },
  303. { .pdiv = 12, .hw_val = 8 },
  304. { .pdiv = 16, .hw_val = 9 },
  305. { .pdiv = 12, .hw_val = 10 },
  306. { .pdiv = 16, .hw_val = 11 },
  307. { .pdiv = 20, .hw_val = 12 },
  308. { .pdiv = 24, .hw_val = 13 },
  309. { .pdiv = 32, .hw_val = 14 },
  310. { .pdiv = 0, .hw_val = 0 },
  311. };
  312. static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
  313. { 12000000, 624000000, 104, 0, 2},
  314. { 12000000, 600000000, 100, 0, 2},
  315. { 13000000, 600000000, 92, 0, 2}, /* actual: 598.0 MHz */
  316. { 16800000, 600000000, 71, 0, 2}, /* actual: 596.4 MHz */
  317. { 19200000, 600000000, 62, 0, 2}, /* actual: 595.2 MHz */
  318. { 26000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
  319. { 0, 0, 0, 0, 0, 0 },
  320. };
  321. static struct tegra_clk_pll_params pll_c_params = {
  322. .input_min = 12000000,
  323. .input_max = 800000000,
  324. .cf_min = 12000000,
  325. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  326. .vco_min = 600000000,
  327. .vco_max = 1400000000,
  328. .base_reg = PLLC_BASE,
  329. .misc_reg = PLLC_MISC,
  330. .lock_mask = PLL_BASE_LOCK,
  331. .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
  332. .lock_delay = 300,
  333. .iddq_reg = PLLC_MISC,
  334. .iddq_bit_idx = PLLC_IDDQ_BIT,
  335. .max_p = PLLXC_SW_MAX_P,
  336. .dyn_ramp_reg = PLLC_MISC2,
  337. .stepa_shift = 17,
  338. .stepb_shift = 9,
  339. .pdiv_tohw = pllxc_p,
  340. .div_nmp = &pllxc_nmp,
  341. };
  342. static struct div_nmp pllcx_nmp = {
  343. .divm_shift = 0,
  344. .divm_width = 2,
  345. .divn_shift = 8,
  346. .divn_width = 8,
  347. .divp_shift = 20,
  348. .divp_width = 3,
  349. };
  350. static struct pdiv_map pllc_p[] = {
  351. { .pdiv = 1, .hw_val = 0 },
  352. { .pdiv = 2, .hw_val = 1 },
  353. { .pdiv = 4, .hw_val = 3 },
  354. { .pdiv = 8, .hw_val = 5 },
  355. { .pdiv = 16, .hw_val = 7 },
  356. { .pdiv = 0, .hw_val = 0 },
  357. };
  358. static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
  359. {12000000, 600000000, 100, 0, 2},
  360. {13000000, 600000000, 92, 0, 2}, /* actual: 598.0 MHz */
  361. {16800000, 600000000, 71, 0, 2}, /* actual: 596.4 MHz */
  362. {19200000, 600000000, 62, 0, 2}, /* actual: 595.2 MHz */
  363. {26000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
  364. {0, 0, 0, 0, 0, 0},
  365. };
  366. static struct tegra_clk_pll_params pll_c2_params = {
  367. .input_min = 12000000,
  368. .input_max = 48000000,
  369. .cf_min = 12000000,
  370. .cf_max = 19200000,
  371. .vco_min = 600000000,
  372. .vco_max = 1200000000,
  373. .base_reg = PLLC2_BASE,
  374. .misc_reg = PLLC2_MISC,
  375. .lock_mask = PLL_BASE_LOCK,
  376. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  377. .lock_delay = 300,
  378. .pdiv_tohw = pllc_p,
  379. .div_nmp = &pllcx_nmp,
  380. .max_p = 7,
  381. .ext_misc_reg[0] = 0x4f0,
  382. .ext_misc_reg[1] = 0x4f4,
  383. .ext_misc_reg[2] = 0x4f8,
  384. };
  385. static struct tegra_clk_pll_params pll_c3_params = {
  386. .input_min = 12000000,
  387. .input_max = 48000000,
  388. .cf_min = 12000000,
  389. .cf_max = 19200000,
  390. .vco_min = 600000000,
  391. .vco_max = 1200000000,
  392. .base_reg = PLLC3_BASE,
  393. .misc_reg = PLLC3_MISC,
  394. .lock_mask = PLL_BASE_LOCK,
  395. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  396. .lock_delay = 300,
  397. .pdiv_tohw = pllc_p,
  398. .div_nmp = &pllcx_nmp,
  399. .max_p = 7,
  400. .ext_misc_reg[0] = 0x504,
  401. .ext_misc_reg[1] = 0x508,
  402. .ext_misc_reg[2] = 0x50c,
  403. };
  404. static struct div_nmp pllm_nmp = {
  405. .divm_shift = 0,
  406. .divm_width = 8,
  407. .override_divm_shift = 0,
  408. .divn_shift = 8,
  409. .divn_width = 8,
  410. .override_divn_shift = 8,
  411. .divp_shift = 20,
  412. .divp_width = 1,
  413. .override_divp_shift = 27,
  414. };
  415. static struct pdiv_map pllm_p[] = {
  416. { .pdiv = 1, .hw_val = 0 },
  417. { .pdiv = 2, .hw_val = 1 },
  418. { .pdiv = 0, .hw_val = 0 },
  419. };
  420. static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
  421. {12000000, 800000000, 66, 0, 1}, /* actual: 792.0 MHz */
  422. {13000000, 800000000, 61, 0, 1}, /* actual: 793.0 MHz */
  423. {16800000, 800000000, 47, 0, 1}, /* actual: 789.6 MHz */
  424. {19200000, 800000000, 41, 0, 1}, /* actual: 787.2 MHz */
  425. {26000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */
  426. {0, 0, 0, 0, 0, 0},
  427. };
  428. static struct tegra_clk_pll_params pll_m_params = {
  429. .input_min = 12000000,
  430. .input_max = 500000000,
  431. .cf_min = 12000000,
  432. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  433. .vco_min = 400000000,
  434. .vco_max = 1066000000,
  435. .base_reg = PLLM_BASE,
  436. .misc_reg = PLLM_MISC,
  437. .lock_mask = PLL_BASE_LOCK,
  438. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  439. .lock_delay = 300,
  440. .max_p = 2,
  441. .pdiv_tohw = pllm_p,
  442. .div_nmp = &pllm_nmp,
  443. .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
  444. .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
  445. };
  446. static struct div_nmp pllp_nmp = {
  447. .divm_shift = 0,
  448. .divm_width = 5,
  449. .divn_shift = 8,
  450. .divn_width = 10,
  451. .divp_shift = 20,
  452. .divp_width = 3,
  453. };
  454. static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
  455. {12000000, 216000000, 432, 12, 1, 8},
  456. {13000000, 216000000, 432, 13, 1, 8},
  457. {16800000, 216000000, 360, 14, 1, 8},
  458. {19200000, 216000000, 360, 16, 1, 8},
  459. {26000000, 216000000, 432, 26, 1, 8},
  460. {0, 0, 0, 0, 0, 0},
  461. };
  462. static struct tegra_clk_pll_params pll_p_params = {
  463. .input_min = 2000000,
  464. .input_max = 31000000,
  465. .cf_min = 1000000,
  466. .cf_max = 6000000,
  467. .vco_min = 200000000,
  468. .vco_max = 700000000,
  469. .base_reg = PLLP_BASE,
  470. .misc_reg = PLLP_MISC,
  471. .lock_mask = PLL_BASE_LOCK,
  472. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  473. .lock_delay = 300,
  474. .div_nmp = &pllp_nmp,
  475. };
  476. static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
  477. {9600000, 282240000, 147, 5, 0, 4},
  478. {9600000, 368640000, 192, 5, 0, 4},
  479. {9600000, 240000000, 200, 8, 0, 8},
  480. {28800000, 282240000, 245, 25, 0, 8},
  481. {28800000, 368640000, 320, 25, 0, 8},
  482. {28800000, 240000000, 200, 24, 0, 8},
  483. {0, 0, 0, 0, 0, 0},
  484. };
  485. static struct tegra_clk_pll_params pll_a_params = {
  486. .input_min = 2000000,
  487. .input_max = 31000000,
  488. .cf_min = 1000000,
  489. .cf_max = 6000000,
  490. .vco_min = 200000000,
  491. .vco_max = 700000000,
  492. .base_reg = PLLA_BASE,
  493. .misc_reg = PLLA_MISC,
  494. .lock_mask = PLL_BASE_LOCK,
  495. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  496. .lock_delay = 300,
  497. .div_nmp = &pllp_nmp,
  498. };
  499. static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
  500. {12000000, 216000000, 864, 12, 2, 12},
  501. {13000000, 216000000, 864, 13, 2, 12},
  502. {16800000, 216000000, 720, 14, 2, 12},
  503. {19200000, 216000000, 720, 16, 2, 12},
  504. {26000000, 216000000, 864, 26, 2, 12},
  505. {12000000, 594000000, 594, 12, 0, 12},
  506. {13000000, 594000000, 594, 13, 0, 12},
  507. {16800000, 594000000, 495, 14, 0, 12},
  508. {19200000, 594000000, 495, 16, 0, 12},
  509. {26000000, 594000000, 594, 26, 0, 12},
  510. {12000000, 1000000000, 1000, 12, 0, 12},
  511. {13000000, 1000000000, 1000, 13, 0, 12},
  512. {19200000, 1000000000, 625, 12, 0, 12},
  513. {26000000, 1000000000, 1000, 26, 0, 12},
  514. {0, 0, 0, 0, 0, 0},
  515. };
  516. static struct tegra_clk_pll_params pll_d_params = {
  517. .input_min = 2000000,
  518. .input_max = 40000000,
  519. .cf_min = 1000000,
  520. .cf_max = 6000000,
  521. .vco_min = 500000000,
  522. .vco_max = 1000000000,
  523. .base_reg = PLLD_BASE,
  524. .misc_reg = PLLD_MISC,
  525. .lock_mask = PLL_BASE_LOCK,
  526. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  527. .lock_delay = 1000,
  528. .div_nmp = &pllp_nmp,
  529. };
  530. static struct tegra_clk_pll_params pll_d2_params = {
  531. .input_min = 2000000,
  532. .input_max = 40000000,
  533. .cf_min = 1000000,
  534. .cf_max = 6000000,
  535. .vco_min = 500000000,
  536. .vco_max = 1000000000,
  537. .base_reg = PLLD2_BASE,
  538. .misc_reg = PLLD2_MISC,
  539. .lock_mask = PLL_BASE_LOCK,
  540. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  541. .lock_delay = 1000,
  542. .div_nmp = &pllp_nmp,
  543. };
  544. static struct pdiv_map pllu_p[] = {
  545. { .pdiv = 1, .hw_val = 1 },
  546. { .pdiv = 2, .hw_val = 0 },
  547. { .pdiv = 0, .hw_val = 0 },
  548. };
  549. static struct div_nmp pllu_nmp = {
  550. .divm_shift = 0,
  551. .divm_width = 5,
  552. .divn_shift = 8,
  553. .divn_width = 10,
  554. .divp_shift = 20,
  555. .divp_width = 1,
  556. };
  557. static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
  558. {12000000, 480000000, 960, 12, 0, 12},
  559. {13000000, 480000000, 960, 13, 0, 12},
  560. {16800000, 480000000, 400, 7, 0, 5},
  561. {19200000, 480000000, 200, 4, 0, 3},
  562. {26000000, 480000000, 960, 26, 0, 12},
  563. {0, 0, 0, 0, 0, 0},
  564. };
  565. static struct tegra_clk_pll_params pll_u_params = {
  566. .input_min = 2000000,
  567. .input_max = 40000000,
  568. .cf_min = 1000000,
  569. .cf_max = 6000000,
  570. .vco_min = 480000000,
  571. .vco_max = 960000000,
  572. .base_reg = PLLU_BASE,
  573. .misc_reg = PLLU_MISC,
  574. .lock_mask = PLL_BASE_LOCK,
  575. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  576. .lock_delay = 1000,
  577. .pdiv_tohw = pllu_p,
  578. .div_nmp = &pllu_nmp,
  579. };
  580. static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
  581. /* 1 GHz */
  582. {12000000, 1000000000, 83, 0, 1}, /* actual: 996.0 MHz */
  583. {13000000, 1000000000, 76, 0, 1}, /* actual: 988.0 MHz */
  584. {16800000, 1000000000, 59, 0, 1}, /* actual: 991.2 MHz */
  585. {19200000, 1000000000, 52, 0, 1}, /* actual: 998.4 MHz */
  586. {26000000, 1000000000, 76, 1, 1}, /* actual: 988.0 MHz */
  587. {0, 0, 0, 0, 0, 0},
  588. };
  589. static struct tegra_clk_pll_params pll_x_params = {
  590. .input_min = 12000000,
  591. .input_max = 800000000,
  592. .cf_min = 12000000,
  593. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  594. .vco_min = 700000000,
  595. .vco_max = 2400000000U,
  596. .base_reg = PLLX_BASE,
  597. .misc_reg = PLLX_MISC,
  598. .lock_mask = PLL_BASE_LOCK,
  599. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  600. .lock_delay = 300,
  601. .iddq_reg = PLLX_MISC3,
  602. .iddq_bit_idx = PLLX_IDDQ_BIT,
  603. .max_p = PLLXC_SW_MAX_P,
  604. .dyn_ramp_reg = PLLX_MISC2,
  605. .stepa_shift = 16,
  606. .stepb_shift = 24,
  607. .pdiv_tohw = pllxc_p,
  608. .div_nmp = &pllxc_nmp,
  609. };
  610. static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
  611. /* PLLE special case: use cpcon field to store cml divider value */
  612. {336000000, 100000000, 100, 21, 16, 11},
  613. {312000000, 100000000, 200, 26, 24, 13},
  614. {0, 0, 0, 0, 0, 0},
  615. };
  616. static struct div_nmp plle_nmp = {
  617. .divm_shift = 0,
  618. .divm_width = 8,
  619. .divn_shift = 8,
  620. .divn_width = 8,
  621. .divp_shift = 24,
  622. .divp_width = 4,
  623. };
  624. static struct tegra_clk_pll_params pll_e_params = {
  625. .input_min = 12000000,
  626. .input_max = 1000000000,
  627. .cf_min = 12000000,
  628. .cf_max = 75000000,
  629. .vco_min = 1600000000,
  630. .vco_max = 2400000000U,
  631. .base_reg = PLLE_BASE,
  632. .misc_reg = PLLE_MISC,
  633. .aux_reg = PLLE_AUX,
  634. .lock_mask = PLLE_MISC_LOCK,
  635. .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
  636. .lock_delay = 300,
  637. .div_nmp = &plle_nmp,
  638. };
  639. static struct div_nmp pllre_nmp = {
  640. .divm_shift = 0,
  641. .divm_width = 8,
  642. .divn_shift = 8,
  643. .divn_width = 8,
  644. .divp_shift = 16,
  645. .divp_width = 4,
  646. };
  647. static struct tegra_clk_pll_params pll_re_vco_params = {
  648. .input_min = 12000000,
  649. .input_max = 1000000000,
  650. .cf_min = 12000000,
  651. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  652. .vco_min = 300000000,
  653. .vco_max = 600000000,
  654. .base_reg = PLLRE_BASE,
  655. .misc_reg = PLLRE_MISC,
  656. .lock_mask = PLLRE_MISC_LOCK,
  657. .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
  658. .lock_delay = 300,
  659. .iddq_reg = PLLRE_MISC,
  660. .iddq_bit_idx = PLLRE_IDDQ_BIT,
  661. .div_nmp = &pllre_nmp,
  662. };
  663. /* Peripheral clock registers */
  664. static struct tegra_clk_periph_regs periph_l_regs = {
  665. .enb_reg = CLK_OUT_ENB_L,
  666. .enb_set_reg = CLK_OUT_ENB_SET_L,
  667. .enb_clr_reg = CLK_OUT_ENB_CLR_L,
  668. .rst_reg = RST_DEVICES_L,
  669. .rst_set_reg = RST_DEVICES_SET_L,
  670. .rst_clr_reg = RST_DEVICES_CLR_L,
  671. };
  672. static struct tegra_clk_periph_regs periph_h_regs = {
  673. .enb_reg = CLK_OUT_ENB_H,
  674. .enb_set_reg = CLK_OUT_ENB_SET_H,
  675. .enb_clr_reg = CLK_OUT_ENB_CLR_H,
  676. .rst_reg = RST_DEVICES_H,
  677. .rst_set_reg = RST_DEVICES_SET_H,
  678. .rst_clr_reg = RST_DEVICES_CLR_H,
  679. };
  680. static struct tegra_clk_periph_regs periph_u_regs = {
  681. .enb_reg = CLK_OUT_ENB_U,
  682. .enb_set_reg = CLK_OUT_ENB_SET_U,
  683. .enb_clr_reg = CLK_OUT_ENB_CLR_U,
  684. .rst_reg = RST_DEVICES_U,
  685. .rst_set_reg = RST_DEVICES_SET_U,
  686. .rst_clr_reg = RST_DEVICES_CLR_U,
  687. };
  688. static struct tegra_clk_periph_regs periph_v_regs = {
  689. .enb_reg = CLK_OUT_ENB_V,
  690. .enb_set_reg = CLK_OUT_ENB_SET_V,
  691. .enb_clr_reg = CLK_OUT_ENB_CLR_V,
  692. .rst_reg = RST_DEVICES_V,
  693. .rst_set_reg = RST_DEVICES_SET_V,
  694. .rst_clr_reg = RST_DEVICES_CLR_V,
  695. };
  696. static struct tegra_clk_periph_regs periph_w_regs = {
  697. .enb_reg = CLK_OUT_ENB_W,
  698. .enb_set_reg = CLK_OUT_ENB_SET_W,
  699. .enb_clr_reg = CLK_OUT_ENB_CLR_W,
  700. .rst_reg = RST_DEVICES_W,
  701. .rst_set_reg = RST_DEVICES_SET_W,
  702. .rst_clr_reg = RST_DEVICES_CLR_W,
  703. };
  704. /* possible OSC frequencies in Hz */
  705. static unsigned long tegra114_input_freq[] = {
  706. [0] = 13000000,
  707. [1] = 16800000,
  708. [4] = 19200000,
  709. [5] = 38400000,
  710. [8] = 12000000,
  711. [9] = 48000000,
  712. [12] = 260000000,
  713. };
  714. #define MASK(x) (BIT(x) - 1)
  715. #define TEGRA_INIT_DATA_MUX(_name, _con_id, _dev_id, _parents, _offset, \
  716. _clk_num, _regs, _gate_flags, _clk_id) \
  717. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  718. 30, MASK(2), 0, 0, 8, 1, 0, _regs, _clk_num, \
  719. periph_clk_enb_refcnt, _gate_flags, _clk_id, \
  720. _parents##_idx, 0)
  721. #define TEGRA_INIT_DATA_MUX_FLAGS(_name, _con_id, _dev_id, _parents, _offset,\
  722. _clk_num, _regs, _gate_flags, _clk_id, flags)\
  723. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  724. 30, MASK(2), 0, 0, 8, 1, 0, _regs, _clk_num, \
  725. periph_clk_enb_refcnt, _gate_flags, _clk_id, \
  726. _parents##_idx, flags)
  727. #define TEGRA_INIT_DATA_MUX8(_name, _con_id, _dev_id, _parents, _offset, \
  728. _clk_num, _regs, _gate_flags, _clk_id) \
  729. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  730. 29, MASK(3), 0, 0, 8, 1, 0, _regs, _clk_num, \
  731. periph_clk_enb_refcnt, _gate_flags, _clk_id, \
  732. _parents##_idx, 0)
  733. #define TEGRA_INIT_DATA_INT(_name, _con_id, _dev_id, _parents, _offset, \
  734. _clk_num, _regs, _gate_flags, _clk_id) \
  735. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  736. 30, MASK(2), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\
  737. _clk_num, periph_clk_enb_refcnt, _gate_flags, \
  738. _clk_id, _parents##_idx, 0)
  739. #define TEGRA_INIT_DATA_INT_FLAGS(_name, _con_id, _dev_id, _parents, _offset,\
  740. _clk_num, _regs, _gate_flags, _clk_id, flags)\
  741. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  742. 30, MASK(2), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\
  743. _clk_num, periph_clk_enb_refcnt, _gate_flags, \
  744. _clk_id, _parents##_idx, flags)
  745. #define TEGRA_INIT_DATA_INT8(_name, _con_id, _dev_id, _parents, _offset,\
  746. _clk_num, _regs, _gate_flags, _clk_id) \
  747. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  748. 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\
  749. _clk_num, periph_clk_enb_refcnt, _gate_flags, \
  750. _clk_id, _parents##_idx, 0)
  751. #define TEGRA_INIT_DATA_UART(_name, _con_id, _dev_id, _parents, _offset,\
  752. _clk_num, _regs, _clk_id) \
  753. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  754. 30, MASK(2), 0, 0, 16, 1, TEGRA_DIVIDER_UART, _regs,\
  755. _clk_num, periph_clk_enb_refcnt, 0, _clk_id, \
  756. _parents##_idx, 0)
  757. #define TEGRA_INIT_DATA_I2C(_name, _con_id, _dev_id, _parents, _offset,\
  758. _clk_num, _regs, _clk_id) \
  759. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  760. 30, MASK(2), 0, 0, 16, 0, 0, _regs, _clk_num, \
  761. periph_clk_enb_refcnt, 0, _clk_id, _parents##_idx, 0)
  762. #define TEGRA_INIT_DATA_NODIV(_name, _con_id, _dev_id, _parents, _offset, \
  763. _mux_shift, _mux_mask, _clk_num, _regs, \
  764. _gate_flags, _clk_id) \
  765. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\
  766. _mux_shift, _mux_mask, 0, 0, 0, 0, 0, _regs, \
  767. _clk_num, periph_clk_enb_refcnt, _gate_flags, \
  768. _clk_id, _parents##_idx, 0)
  769. #define TEGRA_INIT_DATA_XUSB(_name, _con_id, _dev_id, _parents, _offset, \
  770. _clk_num, _regs, _gate_flags, _clk_id) \
  771. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset, \
  772. 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs, \
  773. _clk_num, periph_clk_enb_refcnt, _gate_flags, \
  774. _clk_id, _parents##_idx, 0)
  775. #define TEGRA_INIT_DATA_AUDIO(_name, _con_id, _dev_id, _offset, _clk_num,\
  776. _regs, _gate_flags, _clk_id) \
  777. TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, mux_d_audio_clk, \
  778. _offset, 16, 0xE01F, 0, 0, 8, 1, 0, _regs, _clk_num, \
  779. periph_clk_enb_refcnt, _gate_flags , _clk_id, \
  780. mux_d_audio_clk_idx, 0)
  781. enum tegra114_clk {
  782. rtc = 4, timer = 5, uarta = 6, sdmmc2 = 9, i2s1 = 11, i2c1 = 12,
  783. ndflash = 13, sdmmc1 = 14, sdmmc4 = 15, pwm = 17, i2s2 = 18, epp = 19,
  784. gr_2d = 21, usbd = 22, isp = 23, gr_3d = 24, disp2 = 26, disp1 = 27,
  785. host1x = 28, vcp = 29, i2s0 = 30, apbdma = 34, kbc = 36, kfuse = 40,
  786. sbc1 = 41, nor = 42, sbc2 = 44, sbc3 = 46, i2c5 = 47, dsia = 48,
  787. mipi = 50, hdmi = 51, csi = 52, i2c2 = 54, uartc = 55, mipi_cal = 56,
  788. emc, usb2, usb3, vde = 61, bsea = 62, bsev = 63, uartd = 65,
  789. i2c3 = 67, sbc4 = 68, sdmmc3 = 69, owr = 71, csite = 73,
  790. la = 76, trace = 77, soc_therm = 78, dtv = 79, ndspeed = 80,
  791. i2cslow = 81, dsib = 82, tsec = 83, xusb_host = 89, msenc = 91,
  792. csus = 92, mselect = 99, tsensor = 100, i2s3 = 101, i2s4 = 102,
  793. i2c4 = 103, sbc5 = 104, sbc6 = 105, d_audio, apbif = 107, dam0, dam1,
  794. dam2, hda2codec_2x = 111, audio0_2x = 113, audio1_2x, audio2_2x,
  795. audio3_2x, audio4_2x, spdif_2x, actmon = 119, extern1 = 120,
  796. extern2 = 121, extern3 = 122, hda = 125, se = 127, hda2hdmi = 128,
  797. cilab = 144, cilcd = 145, cile = 146, dsialp = 147, dsiblp = 148,
  798. dds = 150, dp2 = 152, amx = 153, adx = 154, xusb_ss = 156, uartb = 192,
  799. vfir, spdif_in, spdif_out, vi, vi_sensor, fuse, fuse_burn, clk_32k,
  800. clk_m, clk_m_div2, clk_m_div4, pll_ref, pll_c, pll_c_out1, pll_c2,
  801. pll_c3, pll_m, pll_m_out1, pll_p, pll_p_out1, pll_p_out2, pll_p_out3,
  802. pll_p_out4, pll_a, pll_a_out0, pll_d, pll_d_out0, pll_d2, pll_d2_out0,
  803. pll_u, pll_u_480M, pll_u_60M, pll_u_48M, pll_u_12M, pll_x, pll_x_out0,
  804. pll_re_vco, pll_re_out, pll_e_out0, spdif_in_sync, i2s0_sync,
  805. i2s1_sync, i2s2_sync, i2s3_sync, i2s4_sync, vimclk_sync, audio0,
  806. audio1, audio2, audio3, audio4, spdif, clk_out_1, clk_out_2, clk_out_3,
  807. blink, xusb_host_src = 252, xusb_falcon_src, xusb_fs_src, xusb_ss_src,
  808. xusb_dev_src, xusb_dev, xusb_hs_src, sclk, hclk, pclk, cclk_g, cclk_lp,
  809. dfll_ref = 264, dfll_soc,
  810. /* Mux clocks */
  811. audio0_mux = 300, audio1_mux, audio2_mux, audio3_mux, audio4_mux,
  812. spdif_mux, clk_out_1_mux, clk_out_2_mux, clk_out_3_mux, dsia_mux,
  813. dsib_mux, clk_max,
  814. };
  815. struct utmi_clk_param {
  816. /* Oscillator Frequency in KHz */
  817. u32 osc_frequency;
  818. /* UTMIP PLL Enable Delay Count */
  819. u8 enable_delay_count;
  820. /* UTMIP PLL Stable count */
  821. u8 stable_count;
  822. /* UTMIP PLL Active delay count */
  823. u8 active_delay_count;
  824. /* UTMIP PLL Xtal frequency count */
  825. u8 xtal_freq_count;
  826. };
  827. static const struct utmi_clk_param utmi_parameters[] = {
  828. {.osc_frequency = 13000000, .enable_delay_count = 0x02,
  829. .stable_count = 0x33, .active_delay_count = 0x05,
  830. .xtal_freq_count = 0x7F},
  831. {.osc_frequency = 19200000, .enable_delay_count = 0x03,
  832. .stable_count = 0x4B, .active_delay_count = 0x06,
  833. .xtal_freq_count = 0xBB},
  834. {.osc_frequency = 12000000, .enable_delay_count = 0x02,
  835. .stable_count = 0x2F, .active_delay_count = 0x04,
  836. .xtal_freq_count = 0x76},
  837. {.osc_frequency = 26000000, .enable_delay_count = 0x04,
  838. .stable_count = 0x66, .active_delay_count = 0x09,
  839. .xtal_freq_count = 0xFE},
  840. {.osc_frequency = 16800000, .enable_delay_count = 0x03,
  841. .stable_count = 0x41, .active_delay_count = 0x0A,
  842. .xtal_freq_count = 0xA4},
  843. };
  844. /* peripheral mux definitions */
  845. #define MUX_I2S_SPDIF(_id) \
  846. static const char *mux_pllaout0_##_id##_2x_pllp_clkm[] = { "pll_a_out0", \
  847. #_id, "pll_p",\
  848. "clk_m"};
  849. MUX_I2S_SPDIF(audio0)
  850. MUX_I2S_SPDIF(audio1)
  851. MUX_I2S_SPDIF(audio2)
  852. MUX_I2S_SPDIF(audio3)
  853. MUX_I2S_SPDIF(audio4)
  854. MUX_I2S_SPDIF(audio)
  855. #define mux_pllaout0_audio0_2x_pllp_clkm_idx NULL
  856. #define mux_pllaout0_audio1_2x_pllp_clkm_idx NULL
  857. #define mux_pllaout0_audio2_2x_pllp_clkm_idx NULL
  858. #define mux_pllaout0_audio3_2x_pllp_clkm_idx NULL
  859. #define mux_pllaout0_audio4_2x_pllp_clkm_idx NULL
  860. #define mux_pllaout0_audio_2x_pllp_clkm_idx NULL
  861. static const char *mux_pllp_pllc_pllm_clkm[] = {
  862. "pll_p", "pll_c", "pll_m", "clk_m"
  863. };
  864. #define mux_pllp_pllc_pllm_clkm_idx NULL
  865. static const char *mux_pllp_pllc_pllm[] = { "pll_p", "pll_c", "pll_m" };
  866. #define mux_pllp_pllc_pllm_idx NULL
  867. static const char *mux_pllp_pllc_clk32_clkm[] = {
  868. "pll_p", "pll_c", "clk_32k", "clk_m"
  869. };
  870. #define mux_pllp_pllc_clk32_clkm_idx NULL
  871. static const char *mux_plla_pllc_pllp_clkm[] = {
  872. "pll_a_out0", "pll_c", "pll_p", "clk_m"
  873. };
  874. #define mux_plla_pllc_pllp_clkm_idx mux_pllp_pllc_pllm_clkm_idx
  875. static const char *mux_pllp_pllc2_c_c3_pllm_clkm[] = {
  876. "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_m", "clk_m"
  877. };
  878. static u32 mux_pllp_pllc2_c_c3_pllm_clkm_idx[] = {
  879. [0] = 0, [1] = 1, [2] = 2, [3] = 3, [4] = 4, [5] = 6,
  880. };
  881. static const char *mux_pllp_clkm[] = {
  882. "pll_p", "clk_m"
  883. };
  884. static u32 mux_pllp_clkm_idx[] = {
  885. [0] = 0, [1] = 3,
  886. };
  887. static const char *mux_pllm_pllc2_c_c3_pllp_plla[] = {
  888. "pll_m", "pll_c2", "pll_c", "pll_c3", "pll_p", "pll_a_out0"
  889. };
  890. #define mux_pllm_pllc2_c_c3_pllp_plla_idx mux_pllp_pllc2_c_c3_pllm_clkm_idx
  891. static const char *mux_pllp_pllm_plld_plla_pllc_plld2_clkm[] = {
  892. "pll_p", "pll_m", "pll_d_out0", "pll_a_out0", "pll_c",
  893. "pll_d2_out0", "clk_m"
  894. };
  895. #define mux_pllp_pllm_plld_plla_pllc_plld2_clkm_idx NULL
  896. static const char *mux_pllm_pllc_pllp_plla[] = {
  897. "pll_m", "pll_c", "pll_p", "pll_a_out0"
  898. };
  899. #define mux_pllm_pllc_pllp_plla_idx mux_pllp_pllc_pllm_clkm_idx
  900. static const char *mux_pllp_pllc_clkm[] = {
  901. "pll_p", "pll_c", "pll_m"
  902. };
  903. static u32 mux_pllp_pllc_clkm_idx[] = {
  904. [0] = 0, [1] = 1, [2] = 3,
  905. };
  906. static const char *mux_pllp_pllc_clkm_clk32[] = {
  907. "pll_p", "pll_c", "clk_m", "clk_32k"
  908. };
  909. #define mux_pllp_pllc_clkm_clk32_idx NULL
  910. static const char *mux_plla_clk32_pllp_clkm_plle[] = {
  911. "pll_a_out0", "clk_32k", "pll_p", "clk_m", "pll_e_out0"
  912. };
  913. #define mux_plla_clk32_pllp_clkm_plle_idx NULL
  914. static const char *mux_clkm_pllp_pllc_pllre[] = {
  915. "clk_m", "pll_p", "pll_c", "pll_re_out"
  916. };
  917. static u32 mux_clkm_pllp_pllc_pllre_idx[] = {
  918. [0] = 0, [1] = 1, [2] = 3, [3] = 5,
  919. };
  920. static const char *mux_clkm_48M_pllp_480M[] = {
  921. "clk_m", "pll_u_48M", "pll_p", "pll_u_480M"
  922. };
  923. #define mux_clkm_48M_pllp_480M_idx NULL
  924. static const char *mux_clkm_pllre_clk32_480M_pllc_ref[] = {
  925. "clk_m", "pll_re_out", "clk_32k", "pll_u_480M", "pll_c", "pll_ref"
  926. };
  927. static u32 mux_clkm_pllre_clk32_480M_pllc_ref_idx[] = {
  928. [0] = 0, [1] = 1, [2] = 3, [3] = 3, [4] = 4, [5] = 7,
  929. };
  930. static const char *mux_plld_out0_plld2_out0[] = {
  931. "pll_d_out0", "pll_d2_out0",
  932. };
  933. #define mux_plld_out0_plld2_out0_idx NULL
  934. static const char *mux_d_audio_clk[] = {
  935. "pll_a_out0", "pll_p", "clk_m", "spdif_in_sync", "i2s0_sync",
  936. "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync",
  937. };
  938. static u32 mux_d_audio_clk_idx[] = {
  939. [0] = 0, [1] = 0x8000, [2] = 0xc000, [3] = 0xE000, [4] = 0xE001,
  940. [5] = 0xE002, [6] = 0xE003, [7] = 0xE004, [8] = 0xE005, [9] = 0xE007,
  941. };
  942. static const char *mux_pllmcp_clkm[] = {
  943. "pll_m_out0", "pll_c_out0", "pll_p_out0", "clk_m", "pll_m_ud",
  944. };
  945. static const struct clk_div_table pll_re_div_table[] = {
  946. { .val = 0, .div = 1 },
  947. { .val = 1, .div = 2 },
  948. { .val = 2, .div = 3 },
  949. { .val = 3, .div = 4 },
  950. { .val = 4, .div = 5 },
  951. { .val = 5, .div = 6 },
  952. { .val = 0, .div = 0 },
  953. };
  954. static struct clk *clks[clk_max];
  955. static struct clk_onecell_data clk_data;
  956. static unsigned long osc_freq;
  957. static unsigned long pll_ref_freq;
  958. static int __init tegra114_osc_clk_init(void __iomem *clk_base)
  959. {
  960. struct clk *clk;
  961. u32 val, pll_ref_div;
  962. val = readl_relaxed(clk_base + OSC_CTRL);
  963. osc_freq = tegra114_input_freq[val >> OSC_CTRL_OSC_FREQ_SHIFT];
  964. if (!osc_freq) {
  965. WARN_ON(1);
  966. return -EINVAL;
  967. }
  968. /* clk_m */
  969. clk = clk_register_fixed_rate(NULL, "clk_m", NULL, CLK_IS_ROOT,
  970. osc_freq);
  971. clk_register_clkdev(clk, "clk_m", NULL);
  972. clks[clk_m] = clk;
  973. /* pll_ref */
  974. val = (val >> OSC_CTRL_PLL_REF_DIV_SHIFT) & 3;
  975. pll_ref_div = 1 << val;
  976. clk = clk_register_fixed_factor(NULL, "pll_ref", "clk_m",
  977. CLK_SET_RATE_PARENT, 1, pll_ref_div);
  978. clk_register_clkdev(clk, "pll_ref", NULL);
  979. clks[pll_ref] = clk;
  980. pll_ref_freq = osc_freq / pll_ref_div;
  981. return 0;
  982. }
  983. static void __init tegra114_fixed_clk_init(void __iomem *clk_base)
  984. {
  985. struct clk *clk;
  986. /* clk_32k */
  987. clk = clk_register_fixed_rate(NULL, "clk_32k", NULL, CLK_IS_ROOT,
  988. 32768);
  989. clk_register_clkdev(clk, "clk_32k", NULL);
  990. clks[clk_32k] = clk;
  991. /* clk_m_div2 */
  992. clk = clk_register_fixed_factor(NULL, "clk_m_div2", "clk_m",
  993. CLK_SET_RATE_PARENT, 1, 2);
  994. clk_register_clkdev(clk, "clk_m_div2", NULL);
  995. clks[clk_m_div2] = clk;
  996. /* clk_m_div4 */
  997. clk = clk_register_fixed_factor(NULL, "clk_m_div4", "clk_m",
  998. CLK_SET_RATE_PARENT, 1, 4);
  999. clk_register_clkdev(clk, "clk_m_div4", NULL);
  1000. clks[clk_m_div4] = clk;
  1001. }
  1002. static __init void tegra114_utmi_param_configure(void __iomem *clk_base)
  1003. {
  1004. u32 reg;
  1005. int i;
  1006. for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
  1007. if (osc_freq == utmi_parameters[i].osc_frequency)
  1008. break;
  1009. }
  1010. if (i >= ARRAY_SIZE(utmi_parameters)) {
  1011. pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
  1012. osc_freq);
  1013. return;
  1014. }
  1015. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
  1016. /* Program UTMIP PLL stable and active counts */
  1017. /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
  1018. reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
  1019. reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
  1020. reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
  1021. reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
  1022. active_delay_count);
  1023. /* Remove power downs from UTMIP PLL control bits */
  1024. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
  1025. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
  1026. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
  1027. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
  1028. /* Program UTMIP PLL delay and oscillator frequency counts */
  1029. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
  1030. reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
  1031. reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
  1032. enable_delay_count);
  1033. reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
  1034. reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
  1035. xtal_freq_count);
  1036. /* Remove power downs from UTMIP PLL control bits */
  1037. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
  1038. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
  1039. reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP;
  1040. reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
  1041. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
  1042. /* Setup HW control of UTMIPLL */
  1043. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1044. reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
  1045. reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
  1046. reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE;
  1047. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1048. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
  1049. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
  1050. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
  1051. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
  1052. udelay(1);
  1053. /* Setup SW override of UTMIPLL assuming USB2.0
  1054. ports are assigned to USB2 */
  1055. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1056. reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL;
  1057. reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
  1058. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1059. udelay(1);
  1060. /* Enable HW control UTMIPLL */
  1061. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1062. reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
  1063. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1064. }
  1065. static void __init _clip_vco_min(struct tegra_clk_pll_params *pll_params)
  1066. {
  1067. pll_params->vco_min =
  1068. DIV_ROUND_UP(pll_params->vco_min, pll_ref_freq) * pll_ref_freq;
  1069. }
  1070. static int __init _setup_dynamic_ramp(struct tegra_clk_pll_params *pll_params,
  1071. void __iomem *clk_base)
  1072. {
  1073. u32 val;
  1074. u32 step_a, step_b;
  1075. switch (pll_ref_freq) {
  1076. case 12000000:
  1077. case 13000000:
  1078. case 26000000:
  1079. step_a = 0x2B;
  1080. step_b = 0x0B;
  1081. break;
  1082. case 16800000:
  1083. step_a = 0x1A;
  1084. step_b = 0x09;
  1085. break;
  1086. case 19200000:
  1087. step_a = 0x12;
  1088. step_b = 0x08;
  1089. break;
  1090. default:
  1091. pr_err("%s: Unexpected reference rate %lu\n",
  1092. __func__, pll_ref_freq);
  1093. WARN_ON(1);
  1094. return -EINVAL;
  1095. }
  1096. val = step_a << pll_params->stepa_shift;
  1097. val |= step_b << pll_params->stepb_shift;
  1098. writel_relaxed(val, clk_base + pll_params->dyn_ramp_reg);
  1099. return 0;
  1100. }
  1101. static void __init _init_iddq(struct tegra_clk_pll_params *pll_params,
  1102. void __iomem *clk_base)
  1103. {
  1104. u32 val, val_iddq;
  1105. val = readl_relaxed(clk_base + pll_params->base_reg);
  1106. val_iddq = readl_relaxed(clk_base + pll_params->iddq_reg);
  1107. if (val & BIT(30))
  1108. WARN_ON(val_iddq & BIT(pll_params->iddq_bit_idx));
  1109. else {
  1110. val_iddq |= BIT(pll_params->iddq_bit_idx);
  1111. writel_relaxed(val_iddq, clk_base + pll_params->iddq_reg);
  1112. }
  1113. }
  1114. static void __init tegra114_pll_init(void __iomem *clk_base,
  1115. void __iomem *pmc)
  1116. {
  1117. u32 val;
  1118. struct clk *clk;
  1119. /* PLLC */
  1120. _clip_vco_min(&pll_c_params);
  1121. if (_setup_dynamic_ramp(&pll_c_params, clk_base) >= 0) {
  1122. _init_iddq(&pll_c_params, clk_base);
  1123. clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
  1124. pmc, 0, 0, &pll_c_params, TEGRA_PLL_USE_LOCK,
  1125. pll_c_freq_table, NULL);
  1126. clk_register_clkdev(clk, "pll_c", NULL);
  1127. clks[pll_c] = clk;
  1128. /* PLLC_OUT1 */
  1129. clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
  1130. clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1131. 8, 8, 1, NULL);
  1132. clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
  1133. clk_base + PLLC_OUT, 1, 0,
  1134. CLK_SET_RATE_PARENT, 0, NULL);
  1135. clk_register_clkdev(clk, "pll_c_out1", NULL);
  1136. clks[pll_c_out1] = clk;
  1137. }
  1138. /* PLLC2 */
  1139. _clip_vco_min(&pll_c2_params);
  1140. clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0, 0,
  1141. &pll_c2_params, TEGRA_PLL_USE_LOCK,
  1142. pll_cx_freq_table, NULL);
  1143. clk_register_clkdev(clk, "pll_c2", NULL);
  1144. clks[pll_c2] = clk;
  1145. /* PLLC3 */
  1146. _clip_vco_min(&pll_c3_params);
  1147. clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0, 0,
  1148. &pll_c3_params, TEGRA_PLL_USE_LOCK,
  1149. pll_cx_freq_table, NULL);
  1150. clk_register_clkdev(clk, "pll_c3", NULL);
  1151. clks[pll_c3] = clk;
  1152. /* PLLP */
  1153. clk = tegra_clk_register_pll("pll_p", "pll_ref", clk_base, pmc, 0,
  1154. 408000000, &pll_p_params,
  1155. TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK,
  1156. pll_p_freq_table, NULL);
  1157. clk_register_clkdev(clk, "pll_p", NULL);
  1158. clks[pll_p] = clk;
  1159. /* PLLP_OUT1 */
  1160. clk = tegra_clk_register_divider("pll_p_out1_div", "pll_p",
  1161. clk_base + PLLP_OUTA, 0, TEGRA_DIVIDER_FIXED |
  1162. TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, &pll_div_lock);
  1163. clk = tegra_clk_register_pll_out("pll_p_out1", "pll_p_out1_div",
  1164. clk_base + PLLP_OUTA, 1, 0,
  1165. CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0,
  1166. &pll_div_lock);
  1167. clk_register_clkdev(clk, "pll_p_out1", NULL);
  1168. clks[pll_p_out1] = clk;
  1169. /* PLLP_OUT2 */
  1170. clk = tegra_clk_register_divider("pll_p_out2_div", "pll_p",
  1171. clk_base + PLLP_OUTA, 0, TEGRA_DIVIDER_FIXED |
  1172. TEGRA_DIVIDER_ROUND_UP | TEGRA_DIVIDER_INT, 24,
  1173. 8, 1, &pll_div_lock);
  1174. clk = tegra_clk_register_pll_out("pll_p_out2", "pll_p_out2_div",
  1175. clk_base + PLLP_OUTA, 17, 16,
  1176. CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0,
  1177. &pll_div_lock);
  1178. clk_register_clkdev(clk, "pll_p_out2", NULL);
  1179. clks[pll_p_out2] = clk;
  1180. /* PLLP_OUT3 */
  1181. clk = tegra_clk_register_divider("pll_p_out3_div", "pll_p",
  1182. clk_base + PLLP_OUTB, 0, TEGRA_DIVIDER_FIXED |
  1183. TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, &pll_div_lock);
  1184. clk = tegra_clk_register_pll_out("pll_p_out3", "pll_p_out3_div",
  1185. clk_base + PLLP_OUTB, 1, 0,
  1186. CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0,
  1187. &pll_div_lock);
  1188. clk_register_clkdev(clk, "pll_p_out3", NULL);
  1189. clks[pll_p_out3] = clk;
  1190. /* PLLP_OUT4 */
  1191. clk = tegra_clk_register_divider("pll_p_out4_div", "pll_p",
  1192. clk_base + PLLP_OUTB, 0, TEGRA_DIVIDER_FIXED |
  1193. TEGRA_DIVIDER_ROUND_UP, 24, 8, 1,
  1194. &pll_div_lock);
  1195. clk = tegra_clk_register_pll_out("pll_p_out4", "pll_p_out4_div",
  1196. clk_base + PLLP_OUTB, 17, 16,
  1197. CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0,
  1198. &pll_div_lock);
  1199. clk_register_clkdev(clk, "pll_p_out4", NULL);
  1200. clks[pll_p_out4] = clk;
  1201. /* PLLM */
  1202. _clip_vco_min(&pll_m_params);
  1203. clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
  1204. CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE, 0,
  1205. &pll_m_params, TEGRA_PLL_USE_LOCK,
  1206. pll_m_freq_table, NULL);
  1207. clk_register_clkdev(clk, "pll_m", NULL);
  1208. clks[pll_m] = clk;
  1209. /* PLLM_OUT1 */
  1210. clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
  1211. clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1212. 8, 8, 1, NULL);
  1213. clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
  1214. clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
  1215. CLK_SET_RATE_PARENT, 0, NULL);
  1216. clk_register_clkdev(clk, "pll_m_out1", NULL);
  1217. clks[pll_m_out1] = clk;
  1218. /* PLLM_UD */
  1219. clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
  1220. CLK_SET_RATE_PARENT, 1, 1);
  1221. /* PLLX */
  1222. _clip_vco_min(&pll_x_params);
  1223. if (_setup_dynamic_ramp(&pll_x_params, clk_base) >= 0) {
  1224. _init_iddq(&pll_x_params, clk_base);
  1225. clk = tegra_clk_register_pllxc("pll_x", "pll_ref", clk_base,
  1226. pmc, CLK_IGNORE_UNUSED, 0, &pll_x_params,
  1227. TEGRA_PLL_USE_LOCK, pll_x_freq_table, NULL);
  1228. clk_register_clkdev(clk, "pll_x", NULL);
  1229. clks[pll_x] = clk;
  1230. }
  1231. /* PLLX_OUT0 */
  1232. clk = clk_register_fixed_factor(NULL, "pll_x_out0", "pll_x",
  1233. CLK_SET_RATE_PARENT, 1, 2);
  1234. clk_register_clkdev(clk, "pll_x_out0", NULL);
  1235. clks[pll_x_out0] = clk;
  1236. /* PLLU */
  1237. val = readl(clk_base + pll_u_params.base_reg);
  1238. val &= ~BIT(24); /* disable PLLU_OVERRIDE */
  1239. writel(val, clk_base + pll_u_params.base_reg);
  1240. clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0,
  1241. 0, &pll_u_params, TEGRA_PLLU |
  1242. TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  1243. TEGRA_PLL_USE_LOCK, pll_u_freq_table, &pll_u_lock);
  1244. clk_register_clkdev(clk, "pll_u", NULL);
  1245. clks[pll_u] = clk;
  1246. tegra114_utmi_param_configure(clk_base);
  1247. /* PLLU_480M */
  1248. clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
  1249. CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
  1250. 22, 0, &pll_u_lock);
  1251. clk_register_clkdev(clk, "pll_u_480M", NULL);
  1252. clks[pll_u_480M] = clk;
  1253. /* PLLU_60M */
  1254. clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
  1255. CLK_SET_RATE_PARENT, 1, 8);
  1256. clk_register_clkdev(clk, "pll_u_60M", NULL);
  1257. clks[pll_u_60M] = clk;
  1258. /* PLLU_48M */
  1259. clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
  1260. CLK_SET_RATE_PARENT, 1, 10);
  1261. clk_register_clkdev(clk, "pll_u_48M", NULL);
  1262. clks[pll_u_48M] = clk;
  1263. /* PLLU_12M */
  1264. clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
  1265. CLK_SET_RATE_PARENT, 1, 40);
  1266. clk_register_clkdev(clk, "pll_u_12M", NULL);
  1267. clks[pll_u_12M] = clk;
  1268. /* PLLD */
  1269. clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
  1270. 0, &pll_d_params,
  1271. TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  1272. TEGRA_PLL_USE_LOCK, pll_d_freq_table, &pll_d_lock);
  1273. clk_register_clkdev(clk, "pll_d", NULL);
  1274. clks[pll_d] = clk;
  1275. /* PLLD_OUT0 */
  1276. clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
  1277. CLK_SET_RATE_PARENT, 1, 2);
  1278. clk_register_clkdev(clk, "pll_d_out0", NULL);
  1279. clks[pll_d_out0] = clk;
  1280. /* PLLD2 */
  1281. clk = tegra_clk_register_pll("pll_d2", "pll_ref", clk_base, pmc, 0,
  1282. 0, &pll_d2_params,
  1283. TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  1284. TEGRA_PLL_USE_LOCK, pll_d_freq_table, &pll_d2_lock);
  1285. clk_register_clkdev(clk, "pll_d2", NULL);
  1286. clks[pll_d2] = clk;
  1287. /* PLLD2_OUT0 */
  1288. clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
  1289. CLK_SET_RATE_PARENT, 1, 2);
  1290. clk_register_clkdev(clk, "pll_d2_out0", NULL);
  1291. clks[pll_d2_out0] = clk;
  1292. /* PLLA */
  1293. clk = tegra_clk_register_pll("pll_a", "pll_p_out1", clk_base, pmc, 0,
  1294. 0, &pll_a_params, TEGRA_PLL_HAS_CPCON |
  1295. TEGRA_PLL_USE_LOCK, pll_a_freq_table, NULL);
  1296. clk_register_clkdev(clk, "pll_a", NULL);
  1297. clks[pll_a] = clk;
  1298. /* PLLA_OUT0 */
  1299. clk = tegra_clk_register_divider("pll_a_out0_div", "pll_a",
  1300. clk_base + PLLA_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1301. 8, 8, 1, NULL);
  1302. clk = tegra_clk_register_pll_out("pll_a_out0", "pll_a_out0_div",
  1303. clk_base + PLLA_OUT, 1, 0, CLK_IGNORE_UNUSED |
  1304. CLK_SET_RATE_PARENT, 0, NULL);
  1305. clk_register_clkdev(clk, "pll_a_out0", NULL);
  1306. clks[pll_a_out0] = clk;
  1307. /* PLLRE */
  1308. _clip_vco_min(&pll_re_vco_params);
  1309. clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
  1310. 0, 0, &pll_re_vco_params, TEGRA_PLL_USE_LOCK,
  1311. NULL, &pll_re_lock, pll_ref_freq);
  1312. clk_register_clkdev(clk, "pll_re_vco", NULL);
  1313. clks[pll_re_vco] = clk;
  1314. clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
  1315. clk_base + PLLRE_BASE, 16, 4, 0,
  1316. pll_re_div_table, &pll_re_lock);
  1317. clk_register_clkdev(clk, "pll_re_out", NULL);
  1318. clks[pll_re_out] = clk;
  1319. /* PLLE */
  1320. clk = tegra_clk_register_plle_tegra114("pll_e_out0", "pll_re_vco",
  1321. clk_base, 0, 100000000, &pll_e_params,
  1322. pll_e_freq_table, NULL);
  1323. clk_register_clkdev(clk, "pll_e_out0", NULL);
  1324. clks[pll_e_out0] = clk;
  1325. }
  1326. static const char *mux_audio_sync_clk[] = { "spdif_in_sync", "i2s0_sync",
  1327. "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync",
  1328. };
  1329. static const char *clk_out1_parents[] = { "clk_m", "clk_m_div2",
  1330. "clk_m_div4", "extern1",
  1331. };
  1332. static const char *clk_out2_parents[] = { "clk_m", "clk_m_div2",
  1333. "clk_m_div4", "extern2",
  1334. };
  1335. static const char *clk_out3_parents[] = { "clk_m", "clk_m_div2",
  1336. "clk_m_div4", "extern3",
  1337. };
  1338. static void __init tegra114_audio_clk_init(void __iomem *clk_base)
  1339. {
  1340. struct clk *clk;
  1341. /* spdif_in_sync */
  1342. clk = tegra_clk_register_sync_source("spdif_in_sync", 24000000,
  1343. 24000000);
  1344. clk_register_clkdev(clk, "spdif_in_sync", NULL);
  1345. clks[spdif_in_sync] = clk;
  1346. /* i2s0_sync */
  1347. clk = tegra_clk_register_sync_source("i2s0_sync", 24000000, 24000000);
  1348. clk_register_clkdev(clk, "i2s0_sync", NULL);
  1349. clks[i2s0_sync] = clk;
  1350. /* i2s1_sync */
  1351. clk = tegra_clk_register_sync_source("i2s1_sync", 24000000, 24000000);
  1352. clk_register_clkdev(clk, "i2s1_sync", NULL);
  1353. clks[i2s1_sync] = clk;
  1354. /* i2s2_sync */
  1355. clk = tegra_clk_register_sync_source("i2s2_sync", 24000000, 24000000);
  1356. clk_register_clkdev(clk, "i2s2_sync", NULL);
  1357. clks[i2s2_sync] = clk;
  1358. /* i2s3_sync */
  1359. clk = tegra_clk_register_sync_source("i2s3_sync", 24000000, 24000000);
  1360. clk_register_clkdev(clk, "i2s3_sync", NULL);
  1361. clks[i2s3_sync] = clk;
  1362. /* i2s4_sync */
  1363. clk = tegra_clk_register_sync_source("i2s4_sync", 24000000, 24000000);
  1364. clk_register_clkdev(clk, "i2s4_sync", NULL);
  1365. clks[i2s4_sync] = clk;
  1366. /* vimclk_sync */
  1367. clk = tegra_clk_register_sync_source("vimclk_sync", 24000000, 24000000);
  1368. clk_register_clkdev(clk, "vimclk_sync", NULL);
  1369. clks[vimclk_sync] = clk;
  1370. /* audio0 */
  1371. clk = clk_register_mux(NULL, "audio0_mux", mux_audio_sync_clk,
  1372. ARRAY_SIZE(mux_audio_sync_clk),
  1373. CLK_SET_RATE_NO_REPARENT,
  1374. clk_base + AUDIO_SYNC_CLK_I2S0, 0, 3, 0,
  1375. NULL);
  1376. clks[audio0_mux] = clk;
  1377. clk = clk_register_gate(NULL, "audio0", "audio0_mux", 0,
  1378. clk_base + AUDIO_SYNC_CLK_I2S0, 4,
  1379. CLK_GATE_SET_TO_DISABLE, NULL);
  1380. clk_register_clkdev(clk, "audio0", NULL);
  1381. clks[audio0] = clk;
  1382. /* audio1 */
  1383. clk = clk_register_mux(NULL, "audio1_mux", mux_audio_sync_clk,
  1384. ARRAY_SIZE(mux_audio_sync_clk),
  1385. CLK_SET_RATE_NO_REPARENT,
  1386. clk_base + AUDIO_SYNC_CLK_I2S1, 0, 3, 0,
  1387. NULL);
  1388. clks[audio1_mux] = clk;
  1389. clk = clk_register_gate(NULL, "audio1", "audio1_mux", 0,
  1390. clk_base + AUDIO_SYNC_CLK_I2S1, 4,
  1391. CLK_GATE_SET_TO_DISABLE, NULL);
  1392. clk_register_clkdev(clk, "audio1", NULL);
  1393. clks[audio1] = clk;
  1394. /* audio2 */
  1395. clk = clk_register_mux(NULL, "audio2_mux", mux_audio_sync_clk,
  1396. ARRAY_SIZE(mux_audio_sync_clk),
  1397. CLK_SET_RATE_NO_REPARENT,
  1398. clk_base + AUDIO_SYNC_CLK_I2S2, 0, 3, 0,
  1399. NULL);
  1400. clks[audio2_mux] = clk;
  1401. clk = clk_register_gate(NULL, "audio2", "audio2_mux", 0,
  1402. clk_base + AUDIO_SYNC_CLK_I2S2, 4,
  1403. CLK_GATE_SET_TO_DISABLE, NULL);
  1404. clk_register_clkdev(clk, "audio2", NULL);
  1405. clks[audio2] = clk;
  1406. /* audio3 */
  1407. clk = clk_register_mux(NULL, "audio3_mux", mux_audio_sync_clk,
  1408. ARRAY_SIZE(mux_audio_sync_clk),
  1409. CLK_SET_RATE_NO_REPARENT,
  1410. clk_base + AUDIO_SYNC_CLK_I2S3, 0, 3, 0,
  1411. NULL);
  1412. clks[audio3_mux] = clk;
  1413. clk = clk_register_gate(NULL, "audio3", "audio3_mux", 0,
  1414. clk_base + AUDIO_SYNC_CLK_I2S3, 4,
  1415. CLK_GATE_SET_TO_DISABLE, NULL);
  1416. clk_register_clkdev(clk, "audio3", NULL);
  1417. clks[audio3] = clk;
  1418. /* audio4 */
  1419. clk = clk_register_mux(NULL, "audio4_mux", mux_audio_sync_clk,
  1420. ARRAY_SIZE(mux_audio_sync_clk),
  1421. CLK_SET_RATE_NO_REPARENT,
  1422. clk_base + AUDIO_SYNC_CLK_I2S4, 0, 3, 0,
  1423. NULL);
  1424. clks[audio4_mux] = clk;
  1425. clk = clk_register_gate(NULL, "audio4", "audio4_mux", 0,
  1426. clk_base + AUDIO_SYNC_CLK_I2S4, 4,
  1427. CLK_GATE_SET_TO_DISABLE, NULL);
  1428. clk_register_clkdev(clk, "audio4", NULL);
  1429. clks[audio4] = clk;
  1430. /* spdif */
  1431. clk = clk_register_mux(NULL, "spdif_mux", mux_audio_sync_clk,
  1432. ARRAY_SIZE(mux_audio_sync_clk),
  1433. CLK_SET_RATE_NO_REPARENT,
  1434. clk_base + AUDIO_SYNC_CLK_SPDIF, 0, 3, 0,
  1435. NULL);
  1436. clks[spdif_mux] = clk;
  1437. clk = clk_register_gate(NULL, "spdif", "spdif_mux", 0,
  1438. clk_base + AUDIO_SYNC_CLK_SPDIF, 4,
  1439. CLK_GATE_SET_TO_DISABLE, NULL);
  1440. clk_register_clkdev(clk, "spdif", NULL);
  1441. clks[spdif] = clk;
  1442. /* audio0_2x */
  1443. clk = clk_register_fixed_factor(NULL, "audio0_doubler", "audio0",
  1444. CLK_SET_RATE_PARENT, 2, 1);
  1445. clk = tegra_clk_register_divider("audio0_div", "audio0_doubler",
  1446. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 24, 1,
  1447. 0, &clk_doubler_lock);
  1448. clk = tegra_clk_register_periph_gate("audio0_2x", "audio0_div",
  1449. TEGRA_PERIPH_NO_RESET, clk_base,
  1450. CLK_SET_RATE_PARENT, 113, &periph_v_regs,
  1451. periph_clk_enb_refcnt);
  1452. clk_register_clkdev(clk, "audio0_2x", NULL);
  1453. clks[audio0_2x] = clk;
  1454. /* audio1_2x */
  1455. clk = clk_register_fixed_factor(NULL, "audio1_doubler", "audio1",
  1456. CLK_SET_RATE_PARENT, 2, 1);
  1457. clk = tegra_clk_register_divider("audio1_div", "audio1_doubler",
  1458. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 25, 1,
  1459. 0, &clk_doubler_lock);
  1460. clk = tegra_clk_register_periph_gate("audio1_2x", "audio1_div",
  1461. TEGRA_PERIPH_NO_RESET, clk_base,
  1462. CLK_SET_RATE_PARENT, 114, &periph_v_regs,
  1463. periph_clk_enb_refcnt);
  1464. clk_register_clkdev(clk, "audio1_2x", NULL);
  1465. clks[audio1_2x] = clk;
  1466. /* audio2_2x */
  1467. clk = clk_register_fixed_factor(NULL, "audio2_doubler", "audio2",
  1468. CLK_SET_RATE_PARENT, 2, 1);
  1469. clk = tegra_clk_register_divider("audio2_div", "audio2_doubler",
  1470. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 26, 1,
  1471. 0, &clk_doubler_lock);
  1472. clk = tegra_clk_register_periph_gate("audio2_2x", "audio2_div",
  1473. TEGRA_PERIPH_NO_RESET, clk_base,
  1474. CLK_SET_RATE_PARENT, 115, &periph_v_regs,
  1475. periph_clk_enb_refcnt);
  1476. clk_register_clkdev(clk, "audio2_2x", NULL);
  1477. clks[audio2_2x] = clk;
  1478. /* audio3_2x */
  1479. clk = clk_register_fixed_factor(NULL, "audio3_doubler", "audio3",
  1480. CLK_SET_RATE_PARENT, 2, 1);
  1481. clk = tegra_clk_register_divider("audio3_div", "audio3_doubler",
  1482. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 27, 1,
  1483. 0, &clk_doubler_lock);
  1484. clk = tegra_clk_register_periph_gate("audio3_2x", "audio3_div",
  1485. TEGRA_PERIPH_NO_RESET, clk_base,
  1486. CLK_SET_RATE_PARENT, 116, &periph_v_regs,
  1487. periph_clk_enb_refcnt);
  1488. clk_register_clkdev(clk, "audio3_2x", NULL);
  1489. clks[audio3_2x] = clk;
  1490. /* audio4_2x */
  1491. clk = clk_register_fixed_factor(NULL, "audio4_doubler", "audio4",
  1492. CLK_SET_RATE_PARENT, 2, 1);
  1493. clk = tegra_clk_register_divider("audio4_div", "audio4_doubler",
  1494. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 28, 1,
  1495. 0, &clk_doubler_lock);
  1496. clk = tegra_clk_register_periph_gate("audio4_2x", "audio4_div",
  1497. TEGRA_PERIPH_NO_RESET, clk_base,
  1498. CLK_SET_RATE_PARENT, 117, &periph_v_regs,
  1499. periph_clk_enb_refcnt);
  1500. clk_register_clkdev(clk, "audio4_2x", NULL);
  1501. clks[audio4_2x] = clk;
  1502. /* spdif_2x */
  1503. clk = clk_register_fixed_factor(NULL, "spdif_doubler", "spdif",
  1504. CLK_SET_RATE_PARENT, 2, 1);
  1505. clk = tegra_clk_register_divider("spdif_div", "spdif_doubler",
  1506. clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 29, 1,
  1507. 0, &clk_doubler_lock);
  1508. clk = tegra_clk_register_periph_gate("spdif_2x", "spdif_div",
  1509. TEGRA_PERIPH_NO_RESET, clk_base,
  1510. CLK_SET_RATE_PARENT, 118,
  1511. &periph_v_regs, periph_clk_enb_refcnt);
  1512. clk_register_clkdev(clk, "spdif_2x", NULL);
  1513. clks[spdif_2x] = clk;
  1514. }
  1515. static void __init tegra114_pmc_clk_init(void __iomem *pmc_base)
  1516. {
  1517. struct clk *clk;
  1518. /* clk_out_1 */
  1519. clk = clk_register_mux(NULL, "clk_out_1_mux", clk_out1_parents,
  1520. ARRAY_SIZE(clk_out1_parents),
  1521. CLK_SET_RATE_NO_REPARENT,
  1522. pmc_base + PMC_CLK_OUT_CNTRL, 6, 3, 0,
  1523. &clk_out_lock);
  1524. clks[clk_out_1_mux] = clk;
  1525. clk = clk_register_gate(NULL, "clk_out_1", "clk_out_1_mux", 0,
  1526. pmc_base + PMC_CLK_OUT_CNTRL, 2, 0,
  1527. &clk_out_lock);
  1528. clk_register_clkdev(clk, "extern1", "clk_out_1");
  1529. clks[clk_out_1] = clk;
  1530. /* clk_out_2 */
  1531. clk = clk_register_mux(NULL, "clk_out_2_mux", clk_out2_parents,
  1532. ARRAY_SIZE(clk_out2_parents),
  1533. CLK_SET_RATE_NO_REPARENT,
  1534. pmc_base + PMC_CLK_OUT_CNTRL, 14, 3, 0,
  1535. &clk_out_lock);
  1536. clks[clk_out_2_mux] = clk;
  1537. clk = clk_register_gate(NULL, "clk_out_2", "clk_out_2_mux", 0,
  1538. pmc_base + PMC_CLK_OUT_CNTRL, 10, 0,
  1539. &clk_out_lock);
  1540. clk_register_clkdev(clk, "extern2", "clk_out_2");
  1541. clks[clk_out_2] = clk;
  1542. /* clk_out_3 */
  1543. clk = clk_register_mux(NULL, "clk_out_3_mux", clk_out3_parents,
  1544. ARRAY_SIZE(clk_out3_parents),
  1545. CLK_SET_RATE_NO_REPARENT,
  1546. pmc_base + PMC_CLK_OUT_CNTRL, 22, 3, 0,
  1547. &clk_out_lock);
  1548. clks[clk_out_3_mux] = clk;
  1549. clk = clk_register_gate(NULL, "clk_out_3", "clk_out_3_mux", 0,
  1550. pmc_base + PMC_CLK_OUT_CNTRL, 18, 0,
  1551. &clk_out_lock);
  1552. clk_register_clkdev(clk, "extern3", "clk_out_3");
  1553. clks[clk_out_3] = clk;
  1554. /* blink */
  1555. /* clear the blink timer register to directly output clk_32k */
  1556. writel_relaxed(0, pmc_base + PMC_BLINK_TIMER);
  1557. clk = clk_register_gate(NULL, "blink_override", "clk_32k", 0,
  1558. pmc_base + PMC_DPD_PADS_ORIDE,
  1559. PMC_DPD_PADS_ORIDE_BLINK_ENB, 0, NULL);
  1560. clk = clk_register_gate(NULL, "blink", "blink_override", 0,
  1561. pmc_base + PMC_CTRL,
  1562. PMC_CTRL_BLINK_ENB, 0, NULL);
  1563. clk_register_clkdev(clk, "blink", NULL);
  1564. clks[blink] = clk;
  1565. }
  1566. static const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4",
  1567. "pll_p", "pll_p_out2", "unused",
  1568. "clk_32k", "pll_m_out1" };
  1569. static const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
  1570. "pll_p", "pll_p_out4", "unused",
  1571. "unused", "pll_x" };
  1572. static const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
  1573. "pll_p", "pll_p_out4", "unused",
  1574. "unused", "pll_x", "pll_x_out0" };
  1575. static void __init tegra114_super_clk_init(void __iomem *clk_base)
  1576. {
  1577. struct clk *clk;
  1578. /* CCLKG */
  1579. clk = tegra_clk_register_super_mux("cclk_g", cclk_g_parents,
  1580. ARRAY_SIZE(cclk_g_parents),
  1581. CLK_SET_RATE_PARENT,
  1582. clk_base + CCLKG_BURST_POLICY,
  1583. 0, 4, 0, 0, NULL);
  1584. clk_register_clkdev(clk, "cclk_g", NULL);
  1585. clks[cclk_g] = clk;
  1586. /* CCLKLP */
  1587. clk = tegra_clk_register_super_mux("cclk_lp", cclk_lp_parents,
  1588. ARRAY_SIZE(cclk_lp_parents),
  1589. CLK_SET_RATE_PARENT,
  1590. clk_base + CCLKLP_BURST_POLICY,
  1591. 0, 4, 8, 9, NULL);
  1592. clk_register_clkdev(clk, "cclk_lp", NULL);
  1593. clks[cclk_lp] = clk;
  1594. /* SCLK */
  1595. clk = tegra_clk_register_super_mux("sclk", sclk_parents,
  1596. ARRAY_SIZE(sclk_parents),
  1597. CLK_SET_RATE_PARENT,
  1598. clk_base + SCLK_BURST_POLICY,
  1599. 0, 4, 0, 0, NULL);
  1600. clk_register_clkdev(clk, "sclk", NULL);
  1601. clks[sclk] = clk;
  1602. /* HCLK */
  1603. clk = clk_register_divider(NULL, "hclk_div", "sclk", 0,
  1604. clk_base + SYSTEM_CLK_RATE, 4, 2, 0,
  1605. &sysrate_lock);
  1606. clk = clk_register_gate(NULL, "hclk", "hclk_div", CLK_SET_RATE_PARENT |
  1607. CLK_IGNORE_UNUSED, clk_base + SYSTEM_CLK_RATE,
  1608. 7, CLK_GATE_SET_TO_DISABLE, &sysrate_lock);
  1609. clk_register_clkdev(clk, "hclk", NULL);
  1610. clks[hclk] = clk;
  1611. /* PCLK */
  1612. clk = clk_register_divider(NULL, "pclk_div", "hclk", 0,
  1613. clk_base + SYSTEM_CLK_RATE, 0, 2, 0,
  1614. &sysrate_lock);
  1615. clk = clk_register_gate(NULL, "pclk", "pclk_div", CLK_SET_RATE_PARENT |
  1616. CLK_IGNORE_UNUSED, clk_base + SYSTEM_CLK_RATE,
  1617. 3, CLK_GATE_SET_TO_DISABLE, &sysrate_lock);
  1618. clk_register_clkdev(clk, "pclk", NULL);
  1619. clks[pclk] = clk;
  1620. }
  1621. static struct tegra_periph_init_data tegra_periph_clk_list[] = {
  1622. TEGRA_INIT_DATA_MUX("i2s0", NULL, "tegra30-i2s.0", mux_pllaout0_audio0_2x_pllp_clkm, CLK_SOURCE_I2S0, 30, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s0),
  1623. TEGRA_INIT_DATA_MUX("i2s1", NULL, "tegra30-i2s.1", mux_pllaout0_audio1_2x_pllp_clkm, CLK_SOURCE_I2S1, 11, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s1),
  1624. TEGRA_INIT_DATA_MUX("i2s2", NULL, "tegra30-i2s.2", mux_pllaout0_audio2_2x_pllp_clkm, CLK_SOURCE_I2S2, 18, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s2),
  1625. TEGRA_INIT_DATA_MUX("i2s3", NULL, "tegra30-i2s.3", mux_pllaout0_audio3_2x_pllp_clkm, CLK_SOURCE_I2S3, 101, &periph_v_regs, TEGRA_PERIPH_ON_APB, i2s3),
  1626. TEGRA_INIT_DATA_MUX("i2s4", NULL, "tegra30-i2s.4", mux_pllaout0_audio4_2x_pllp_clkm, CLK_SOURCE_I2S4, 102, &periph_v_regs, TEGRA_PERIPH_ON_APB, i2s4),
  1627. TEGRA_INIT_DATA_MUX("spdif_out", "spdif_out", "tegra30-spdif", mux_pllaout0_audio_2x_pllp_clkm, CLK_SOURCE_SPDIF_OUT, 10, &periph_l_regs, TEGRA_PERIPH_ON_APB, spdif_out),
  1628. TEGRA_INIT_DATA_MUX("spdif_in", "spdif_in", "tegra30-spdif", mux_pllp_pllc_pllm, CLK_SOURCE_SPDIF_IN, 10, &periph_l_regs, TEGRA_PERIPH_ON_APB, spdif_in),
  1629. TEGRA_INIT_DATA_MUX("pwm", NULL, "pwm", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_PWM, 17, &periph_l_regs, TEGRA_PERIPH_ON_APB, pwm),
  1630. TEGRA_INIT_DATA_MUX("adx", NULL, "adx", mux_plla_pllc_pllp_clkm, CLK_SOURCE_ADX, 154, &periph_w_regs, TEGRA_PERIPH_ON_APB, adx),
  1631. TEGRA_INIT_DATA_MUX("amx", NULL, "amx", mux_plla_pllc_pllp_clkm, CLK_SOURCE_AMX, 153, &periph_w_regs, TEGRA_PERIPH_ON_APB, amx),
  1632. TEGRA_INIT_DATA_MUX("hda", "hda", "tegra30-hda", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_HDA, 125, &periph_v_regs, TEGRA_PERIPH_ON_APB, hda),
  1633. TEGRA_INIT_DATA_MUX("hda2codec_2x", "hda2codec", "tegra30-hda", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_HDA2CODEC_2X, 111, &periph_v_regs, TEGRA_PERIPH_ON_APB, hda2codec_2x),
  1634. TEGRA_INIT_DATA_MUX("sbc1", NULL, "tegra11-spi.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC1, 41, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc1),
  1635. TEGRA_INIT_DATA_MUX("sbc2", NULL, "tegra11-spi.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC2, 44, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc2),
  1636. TEGRA_INIT_DATA_MUX("sbc3", NULL, "tegra11-spi.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC3, 46, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc3),
  1637. TEGRA_INIT_DATA_MUX("sbc4", NULL, "tegra11-spi.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC4, 68, &periph_u_regs, TEGRA_PERIPH_ON_APB, sbc4),
  1638. TEGRA_INIT_DATA_MUX("sbc5", NULL, "tegra11-spi.4", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC5, 104, &periph_v_regs, TEGRA_PERIPH_ON_APB, sbc5),
  1639. TEGRA_INIT_DATA_MUX("sbc6", NULL, "tegra11-spi.5", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC6, 105, &periph_v_regs, TEGRA_PERIPH_ON_APB, sbc6),
  1640. TEGRA_INIT_DATA_MUX8("ndflash", NULL, "tegra_nand", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_NDFLASH, 13, &periph_u_regs, TEGRA_PERIPH_ON_APB, ndspeed),
  1641. TEGRA_INIT_DATA_MUX8("ndspeed", NULL, "tegra_nand_speed", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_NDSPEED, 80, &periph_u_regs, TEGRA_PERIPH_ON_APB, ndspeed),
  1642. TEGRA_INIT_DATA_MUX("vfir", NULL, "vfir", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_VFIR, 7, &periph_l_regs, TEGRA_PERIPH_ON_APB, vfir),
  1643. TEGRA_INIT_DATA_MUX("sdmmc1", NULL, "sdhci-tegra.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC1, 14, &periph_l_regs, 0, sdmmc1),
  1644. TEGRA_INIT_DATA_MUX("sdmmc2", NULL, "sdhci-tegra.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC2, 9, &periph_l_regs, 0, sdmmc2),
  1645. TEGRA_INIT_DATA_MUX("sdmmc3", NULL, "sdhci-tegra.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC3, 69, &periph_u_regs, 0, sdmmc3),
  1646. TEGRA_INIT_DATA_MUX("sdmmc4", NULL, "sdhci-tegra.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC4, 15, &periph_l_regs, 0, sdmmc4),
  1647. TEGRA_INIT_DATA_INT("vde", NULL, "vde", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_VDE, 61, &periph_h_regs, 0, vde),
  1648. TEGRA_INIT_DATA_MUX_FLAGS("csite", NULL, "csite", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_CSITE, 73, &periph_u_regs, TEGRA_PERIPH_ON_APB, csite, CLK_IGNORE_UNUSED),
  1649. TEGRA_INIT_DATA_MUX("la", NULL, "la", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_LA, 76, &periph_u_regs, TEGRA_PERIPH_ON_APB, la),
  1650. TEGRA_INIT_DATA_MUX("trace", NULL, "trace", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_TRACE, 77, &periph_u_regs, TEGRA_PERIPH_ON_APB, trace),
  1651. TEGRA_INIT_DATA_MUX("owr", NULL, "tegra_w1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_OWR, 71, &periph_u_regs, TEGRA_PERIPH_ON_APB, owr),
  1652. TEGRA_INIT_DATA_MUX("nor", NULL, "tegra-nor", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_NOR, 42, &periph_h_regs, 0, nor),
  1653. TEGRA_INIT_DATA_MUX("mipi", NULL, "mipi", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_MIPI, 50, &periph_h_regs, TEGRA_PERIPH_ON_APB, mipi),
  1654. TEGRA_INIT_DATA_I2C("i2c1", "div-clk", "tegra11-i2c.0", mux_pllp_clkm, CLK_SOURCE_I2C1, 12, &periph_l_regs, i2c1),
  1655. TEGRA_INIT_DATA_I2C("i2c2", "div-clk", "tegra11-i2c.1", mux_pllp_clkm, CLK_SOURCE_I2C2, 54, &periph_h_regs, i2c2),
  1656. TEGRA_INIT_DATA_I2C("i2c3", "div-clk", "tegra11-i2c.2", mux_pllp_clkm, CLK_SOURCE_I2C3, 67, &periph_u_regs, i2c3),
  1657. TEGRA_INIT_DATA_I2C("i2c4", "div-clk", "tegra11-i2c.3", mux_pllp_clkm, CLK_SOURCE_I2C4, 103, &periph_v_regs, i2c4),
  1658. TEGRA_INIT_DATA_I2C("i2c5", "div-clk", "tegra11-i2c.4", mux_pllp_clkm, CLK_SOURCE_I2C5, 47, &periph_h_regs, i2c5),
  1659. TEGRA_INIT_DATA_UART("uarta", NULL, "tegra_uart.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTA, 6, &periph_l_regs, uarta),
  1660. TEGRA_INIT_DATA_UART("uartb", NULL, "tegra_uart.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTB, 7, &periph_l_regs, uartb),
  1661. TEGRA_INIT_DATA_UART("uartc", NULL, "tegra_uart.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTC, 55, &periph_h_regs, uartc),
  1662. TEGRA_INIT_DATA_UART("uartd", NULL, "tegra_uart.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTD, 65, &periph_u_regs, uartd),
  1663. TEGRA_INIT_DATA_INT("3d", NULL, "3d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_3D, 24, &periph_l_regs, 0, gr_3d),
  1664. TEGRA_INIT_DATA_INT("2d", NULL, "2d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_2D, 21, &periph_l_regs, 0, gr_2d),
  1665. TEGRA_INIT_DATA_MUX("vi_sensor", "vi_sensor", "tegra_camera", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_VI_SENSOR, 20, &periph_l_regs, TEGRA_PERIPH_NO_RESET, vi_sensor),
  1666. TEGRA_INIT_DATA_INT8("vi", "vi", "tegra_camera", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_VI, 20, &periph_l_regs, 0, vi),
  1667. TEGRA_INIT_DATA_INT8("epp", NULL, "epp", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_EPP, 19, &periph_l_regs, 0, epp),
  1668. TEGRA_INIT_DATA_INT8("msenc", NULL, "msenc", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_MSENC, 91, &periph_u_regs, TEGRA_PERIPH_WAR_1005168, msenc),
  1669. TEGRA_INIT_DATA_INT8("tsec", NULL, "tsec", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_TSEC, 83, &periph_u_regs, 0, tsec),
  1670. TEGRA_INIT_DATA_INT8("host1x", NULL, "host1x", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_HOST1X, 28, &periph_l_regs, 0, host1x),
  1671. TEGRA_INIT_DATA_MUX8("hdmi", NULL, "hdmi", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_HDMI, 51, &periph_h_regs, 0, hdmi),
  1672. TEGRA_INIT_DATA_MUX("cilab", "cilab", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILAB, 144, &periph_w_regs, 0, cilab),
  1673. TEGRA_INIT_DATA_MUX("cilcd", "cilcd", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILCD, 145, &periph_w_regs, 0, cilcd),
  1674. TEGRA_INIT_DATA_MUX("cile", "cile", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILE, 146, &periph_w_regs, 0, cile),
  1675. TEGRA_INIT_DATA_MUX("dsialp", "dsialp", "tegradc.0", mux_pllp_pllc_clkm, CLK_SOURCE_DSIALP, 147, &periph_w_regs, 0, dsialp),
  1676. TEGRA_INIT_DATA_MUX("dsiblp", "dsiblp", "tegradc.1", mux_pllp_pllc_clkm, CLK_SOURCE_DSIBLP, 148, &periph_w_regs, 0, dsiblp),
  1677. TEGRA_INIT_DATA_MUX("tsensor", NULL, "tegra-tsensor", mux_pllp_pllc_clkm_clk32, CLK_SOURCE_TSENSOR, 100, &periph_v_regs, TEGRA_PERIPH_ON_APB, tsensor),
  1678. TEGRA_INIT_DATA_MUX("actmon", NULL, "actmon", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_ACTMON, 119, &periph_v_regs, 0, actmon),
  1679. TEGRA_INIT_DATA_MUX8("extern1", NULL, "extern1", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN1, 120, &periph_v_regs, 0, extern1),
  1680. TEGRA_INIT_DATA_MUX8("extern2", NULL, "extern2", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN2, 121, &periph_v_regs, 0, extern2),
  1681. TEGRA_INIT_DATA_MUX8("extern3", NULL, "extern3", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN3, 122, &periph_v_regs, 0, extern3),
  1682. TEGRA_INIT_DATA_MUX("i2cslow", NULL, "i2cslow", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_I2CSLOW, 81, &periph_u_regs, TEGRA_PERIPH_ON_APB, i2cslow),
  1683. TEGRA_INIT_DATA_INT8("se", NULL, "se", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_SE, 127, &periph_v_regs, TEGRA_PERIPH_ON_APB, se),
  1684. TEGRA_INIT_DATA_INT_FLAGS("mselect", NULL, "mselect", mux_pllp_clkm, CLK_SOURCE_MSELECT, 99, &periph_v_regs, 0, mselect, CLK_IGNORE_UNUSED),
  1685. TEGRA_INIT_DATA_MUX("dfll_ref", "ref", "t114_dfll", mux_pllp_clkm, CLK_SOURCE_DFLL_REF, 155, &periph_w_regs, TEGRA_PERIPH_ON_APB, dfll_ref),
  1686. TEGRA_INIT_DATA_MUX("dfll_soc", "soc", "t114_dfll", mux_pllp_clkm, CLK_SOURCE_DFLL_SOC, 155, &periph_w_regs, TEGRA_PERIPH_ON_APB, dfll_soc),
  1687. TEGRA_INIT_DATA_MUX8("soc_therm", NULL, "soc_therm", mux_pllm_pllc_pllp_plla, CLK_SOURCE_SOC_THERM, 78, &periph_u_regs, TEGRA_PERIPH_ON_APB, soc_therm),
  1688. TEGRA_INIT_DATA_XUSB("xusb_host_src", "host_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_HOST_SRC, 143, &periph_w_regs, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, xusb_host_src),
  1689. TEGRA_INIT_DATA_XUSB("xusb_falcon_src", "falcon_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_FALCON_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_falcon_src),
  1690. TEGRA_INIT_DATA_XUSB("xusb_fs_src", "fs_src", "tegra_xhci", mux_clkm_48M_pllp_480M, CLK_SOURCE_XUSB_FS_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_fs_src),
  1691. TEGRA_INIT_DATA_XUSB("xusb_ss_src", "ss_src", "tegra_xhci", mux_clkm_pllre_clk32_480M_pllc_ref, CLK_SOURCE_XUSB_SS_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_ss_src),
  1692. TEGRA_INIT_DATA_XUSB("xusb_dev_src", "dev_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_DEV_SRC, 95, &periph_u_regs, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, xusb_dev_src),
  1693. TEGRA_INIT_DATA_AUDIO("d_audio", "d_audio", "tegra30-ahub", CLK_SOURCE_D_AUDIO, 106, &periph_v_regs, TEGRA_PERIPH_ON_APB, d_audio),
  1694. TEGRA_INIT_DATA_AUDIO("dam0", NULL, "tegra30-dam.0", CLK_SOURCE_DAM0, 108, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam0),
  1695. TEGRA_INIT_DATA_AUDIO("dam1", NULL, "tegra30-dam.1", CLK_SOURCE_DAM1, 109, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam1),
  1696. TEGRA_INIT_DATA_AUDIO("dam2", NULL, "tegra30-dam.2", CLK_SOURCE_DAM2, 110, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam2),
  1697. };
  1698. static struct tegra_periph_init_data tegra_periph_nodiv_clk_list[] = {
  1699. TEGRA_INIT_DATA_NODIV("disp1", NULL, "tegradc.0", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP1, 29, 7, 27, &periph_l_regs, 0, disp1),
  1700. TEGRA_INIT_DATA_NODIV("disp2", NULL, "tegradc.1", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP2, 29, 7, 26, &periph_l_regs, 0, disp2),
  1701. };
  1702. static __init void tegra114_periph_clk_init(void __iomem *clk_base)
  1703. {
  1704. struct tegra_periph_init_data *data;
  1705. struct clk *clk;
  1706. int i;
  1707. u32 val;
  1708. /* apbdma */
  1709. clk = tegra_clk_register_periph_gate("apbdma", "clk_m", 0, clk_base,
  1710. 0, 34, &periph_h_regs,
  1711. periph_clk_enb_refcnt);
  1712. clks[apbdma] = clk;
  1713. /* rtc */
  1714. clk = tegra_clk_register_periph_gate("rtc", "clk_32k",
  1715. TEGRA_PERIPH_ON_APB |
  1716. TEGRA_PERIPH_NO_RESET, clk_base,
  1717. 0, 4, &periph_l_regs,
  1718. periph_clk_enb_refcnt);
  1719. clk_register_clkdev(clk, NULL, "rtc-tegra");
  1720. clks[rtc] = clk;
  1721. /* kbc */
  1722. clk = tegra_clk_register_periph_gate("kbc", "clk_32k",
  1723. TEGRA_PERIPH_ON_APB |
  1724. TEGRA_PERIPH_NO_RESET, clk_base,
  1725. 0, 36, &periph_h_regs,
  1726. periph_clk_enb_refcnt);
  1727. clks[kbc] = clk;
  1728. /* timer */
  1729. clk = tegra_clk_register_periph_gate("timer", "clk_m", 0, clk_base,
  1730. 0, 5, &periph_l_regs,
  1731. periph_clk_enb_refcnt);
  1732. clk_register_clkdev(clk, NULL, "timer");
  1733. clks[timer] = clk;
  1734. /* kfuse */
  1735. clk = tegra_clk_register_periph_gate("kfuse", "clk_m",
  1736. TEGRA_PERIPH_ON_APB, clk_base, 0, 40,
  1737. &periph_h_regs, periph_clk_enb_refcnt);
  1738. clks[kfuse] = clk;
  1739. /* fuse */
  1740. clk = tegra_clk_register_periph_gate("fuse", "clk_m",
  1741. TEGRA_PERIPH_ON_APB, clk_base, 0, 39,
  1742. &periph_h_regs, periph_clk_enb_refcnt);
  1743. clks[fuse] = clk;
  1744. /* fuse_burn */
  1745. clk = tegra_clk_register_periph_gate("fuse_burn", "clk_m",
  1746. TEGRA_PERIPH_ON_APB, clk_base, 0, 39,
  1747. &periph_h_regs, periph_clk_enb_refcnt);
  1748. clks[fuse_burn] = clk;
  1749. /* apbif */
  1750. clk = tegra_clk_register_periph_gate("apbif", "clk_m",
  1751. TEGRA_PERIPH_ON_APB, clk_base, 0, 107,
  1752. &periph_v_regs, periph_clk_enb_refcnt);
  1753. clks[apbif] = clk;
  1754. /* hda2hdmi */
  1755. clk = tegra_clk_register_periph_gate("hda2hdmi", "clk_m",
  1756. TEGRA_PERIPH_ON_APB, clk_base, 0, 128,
  1757. &periph_w_regs, periph_clk_enb_refcnt);
  1758. clks[hda2hdmi] = clk;
  1759. /* vcp */
  1760. clk = tegra_clk_register_periph_gate("vcp", "clk_m", 0, clk_base, 0,
  1761. 29, &periph_l_regs,
  1762. periph_clk_enb_refcnt);
  1763. clks[vcp] = clk;
  1764. /* bsea */
  1765. clk = tegra_clk_register_periph_gate("bsea", "clk_m", 0, clk_base,
  1766. 0, 62, &periph_h_regs,
  1767. periph_clk_enb_refcnt);
  1768. clks[bsea] = clk;
  1769. /* bsev */
  1770. clk = tegra_clk_register_periph_gate("bsev", "clk_m", 0, clk_base,
  1771. 0, 63, &periph_h_regs,
  1772. periph_clk_enb_refcnt);
  1773. clks[bsev] = clk;
  1774. /* mipi-cal */
  1775. clk = tegra_clk_register_periph_gate("mipi-cal", "clk_m", 0, clk_base,
  1776. 0, 56, &periph_h_regs,
  1777. periph_clk_enb_refcnt);
  1778. clks[mipi_cal] = clk;
  1779. /* usbd */
  1780. clk = tegra_clk_register_periph_gate("usbd", "clk_m", 0, clk_base,
  1781. 0, 22, &periph_l_regs,
  1782. periph_clk_enb_refcnt);
  1783. clks[usbd] = clk;
  1784. /* usb2 */
  1785. clk = tegra_clk_register_periph_gate("usb2", "clk_m", 0, clk_base,
  1786. 0, 58, &periph_h_regs,
  1787. periph_clk_enb_refcnt);
  1788. clks[usb2] = clk;
  1789. /* usb3 */
  1790. clk = tegra_clk_register_periph_gate("usb3", "clk_m", 0, clk_base,
  1791. 0, 59, &periph_h_regs,
  1792. periph_clk_enb_refcnt);
  1793. clks[usb3] = clk;
  1794. /* csi */
  1795. clk = tegra_clk_register_periph_gate("csi", "pll_p_out3", 0, clk_base,
  1796. 0, 52, &periph_h_regs,
  1797. periph_clk_enb_refcnt);
  1798. clks[csi] = clk;
  1799. /* isp */
  1800. clk = tegra_clk_register_periph_gate("isp", "clk_m", 0, clk_base, 0,
  1801. 23, &periph_l_regs,
  1802. periph_clk_enb_refcnt);
  1803. clks[isp] = clk;
  1804. /* csus */
  1805. clk = tegra_clk_register_periph_gate("csus", "clk_m",
  1806. TEGRA_PERIPH_NO_RESET, clk_base, 0, 92,
  1807. &periph_u_regs, periph_clk_enb_refcnt);
  1808. clks[csus] = clk;
  1809. /* dds */
  1810. clk = tegra_clk_register_periph_gate("dds", "clk_m",
  1811. TEGRA_PERIPH_ON_APB, clk_base, 0, 150,
  1812. &periph_w_regs, periph_clk_enb_refcnt);
  1813. clks[dds] = clk;
  1814. /* dp2 */
  1815. clk = tegra_clk_register_periph_gate("dp2", "clk_m",
  1816. TEGRA_PERIPH_ON_APB, clk_base, 0, 152,
  1817. &periph_w_regs, periph_clk_enb_refcnt);
  1818. clks[dp2] = clk;
  1819. /* dtv */
  1820. clk = tegra_clk_register_periph_gate("dtv", "clk_m",
  1821. TEGRA_PERIPH_ON_APB, clk_base, 0, 79,
  1822. &periph_u_regs, periph_clk_enb_refcnt);
  1823. clks[dtv] = clk;
  1824. /* dsia */
  1825. clk = clk_register_mux(NULL, "dsia_mux", mux_plld_out0_plld2_out0,
  1826. ARRAY_SIZE(mux_plld_out0_plld2_out0),
  1827. CLK_SET_RATE_NO_REPARENT,
  1828. clk_base + PLLD_BASE, 25, 1, 0, &pll_d_lock);
  1829. clks[dsia_mux] = clk;
  1830. clk = tegra_clk_register_periph_gate("dsia", "dsia_mux", 0, clk_base,
  1831. 0, 48, &periph_h_regs,
  1832. periph_clk_enb_refcnt);
  1833. clks[dsia] = clk;
  1834. /* dsib */
  1835. clk = clk_register_mux(NULL, "dsib_mux", mux_plld_out0_plld2_out0,
  1836. ARRAY_SIZE(mux_plld_out0_plld2_out0),
  1837. CLK_SET_RATE_NO_REPARENT,
  1838. clk_base + PLLD2_BASE, 25, 1, 0, &pll_d2_lock);
  1839. clks[dsib_mux] = clk;
  1840. clk = tegra_clk_register_periph_gate("dsib", "dsib_mux", 0, clk_base,
  1841. 0, 82, &periph_u_regs,
  1842. periph_clk_enb_refcnt);
  1843. clks[dsib] = clk;
  1844. /* xusb_hs_src */
  1845. val = readl(clk_base + CLK_SOURCE_XUSB_SS_SRC);
  1846. val |= BIT(25); /* always select PLLU_60M */
  1847. writel(val, clk_base + CLK_SOURCE_XUSB_SS_SRC);
  1848. clk = clk_register_fixed_factor(NULL, "xusb_hs_src", "pll_u_60M", 0,
  1849. 1, 1);
  1850. clks[xusb_hs_src] = clk;
  1851. /* xusb_host */
  1852. clk = tegra_clk_register_periph_gate("xusb_host", "xusb_host_src", 0,
  1853. clk_base, 0, 89, &periph_u_regs,
  1854. periph_clk_enb_refcnt);
  1855. clks[xusb_host] = clk;
  1856. /* xusb_ss */
  1857. clk = tegra_clk_register_periph_gate("xusb_ss", "xusb_ss_src", 0,
  1858. clk_base, 0, 156, &periph_w_regs,
  1859. periph_clk_enb_refcnt);
  1860. clks[xusb_host] = clk;
  1861. /* xusb_dev */
  1862. clk = tegra_clk_register_periph_gate("xusb_dev", "xusb_dev_src", 0,
  1863. clk_base, 0, 95, &periph_u_regs,
  1864. periph_clk_enb_refcnt);
  1865. clks[xusb_dev] = clk;
  1866. /* emc */
  1867. clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
  1868. ARRAY_SIZE(mux_pllmcp_clkm),
  1869. CLK_SET_RATE_NO_REPARENT,
  1870. clk_base + CLK_SOURCE_EMC,
  1871. 29, 3, 0, NULL);
  1872. clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base,
  1873. CLK_IGNORE_UNUSED, 57, &periph_h_regs,
  1874. periph_clk_enb_refcnt);
  1875. clks[emc] = clk;
  1876. for (i = 0; i < ARRAY_SIZE(tegra_periph_clk_list); i++) {
  1877. data = &tegra_periph_clk_list[i];
  1878. clk = tegra_clk_register_periph(data->name, data->parent_names,
  1879. data->num_parents, &data->periph,
  1880. clk_base, data->offset, data->flags);
  1881. clks[data->clk_id] = clk;
  1882. }
  1883. for (i = 0; i < ARRAY_SIZE(tegra_periph_nodiv_clk_list); i++) {
  1884. data = &tegra_periph_nodiv_clk_list[i];
  1885. clk = tegra_clk_register_periph_nodiv(data->name,
  1886. data->parent_names, data->num_parents,
  1887. &data->periph, clk_base, data->offset);
  1888. clks[data->clk_id] = clk;
  1889. }
  1890. }
  1891. /* Tegra114 CPU clock and reset control functions */
  1892. static void tegra114_wait_cpu_in_reset(u32 cpu)
  1893. {
  1894. unsigned int reg;
  1895. do {
  1896. reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
  1897. cpu_relax();
  1898. } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
  1899. }
  1900. static void tegra114_disable_cpu_clock(u32 cpu)
  1901. {
  1902. /* flow controller would take care in the power sequence. */
  1903. }
  1904. #ifdef CONFIG_PM_SLEEP
  1905. static void tegra114_cpu_clock_suspend(void)
  1906. {
  1907. /* switch coresite to clk_m, save off original source */
  1908. tegra114_cpu_clk_sctx.clk_csite_src =
  1909. readl(clk_base + CLK_SOURCE_CSITE);
  1910. writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
  1911. tegra114_cpu_clk_sctx.cclkg_burst =
  1912. readl(clk_base + CCLKG_BURST_POLICY);
  1913. tegra114_cpu_clk_sctx.cclkg_divider =
  1914. readl(clk_base + CCLKG_BURST_POLICY + 4);
  1915. }
  1916. static void tegra114_cpu_clock_resume(void)
  1917. {
  1918. writel(tegra114_cpu_clk_sctx.clk_csite_src,
  1919. clk_base + CLK_SOURCE_CSITE);
  1920. writel(tegra114_cpu_clk_sctx.cclkg_burst,
  1921. clk_base + CCLKG_BURST_POLICY);
  1922. writel(tegra114_cpu_clk_sctx.cclkg_divider,
  1923. clk_base + CCLKG_BURST_POLICY + 4);
  1924. }
  1925. #endif
  1926. static struct tegra_cpu_car_ops tegra114_cpu_car_ops = {
  1927. .wait_for_reset = tegra114_wait_cpu_in_reset,
  1928. .disable_clock = tegra114_disable_cpu_clock,
  1929. #ifdef CONFIG_PM_SLEEP
  1930. .suspend = tegra114_cpu_clock_suspend,
  1931. .resume = tegra114_cpu_clock_resume,
  1932. #endif
  1933. };
  1934. static const struct of_device_id pmc_match[] __initconst = {
  1935. { .compatible = "nvidia,tegra114-pmc" },
  1936. {},
  1937. };
  1938. /*
  1939. * dfll_soc/dfll_ref apparently must be kept enabled, otherwise I2C5
  1940. * breaks
  1941. */
  1942. static struct tegra_clk_init_table init_table[] __initdata = {
  1943. {uarta, pll_p, 408000000, 0},
  1944. {uartb, pll_p, 408000000, 0},
  1945. {uartc, pll_p, 408000000, 0},
  1946. {uartd, pll_p, 408000000, 0},
  1947. {pll_a, clk_max, 564480000, 1},
  1948. {pll_a_out0, clk_max, 11289600, 1},
  1949. {extern1, pll_a_out0, 0, 1},
  1950. {clk_out_1_mux, extern1, 0, 1},
  1951. {clk_out_1, clk_max, 0, 1},
  1952. {i2s0, pll_a_out0, 11289600, 0},
  1953. {i2s1, pll_a_out0, 11289600, 0},
  1954. {i2s2, pll_a_out0, 11289600, 0},
  1955. {i2s3, pll_a_out0, 11289600, 0},
  1956. {i2s4, pll_a_out0, 11289600, 0},
  1957. {dfll_soc, pll_p, 51000000, 1},
  1958. {dfll_ref, pll_p, 51000000, 1},
  1959. {clk_max, clk_max, 0, 0}, /* This MUST be the last entry. */
  1960. };
  1961. static void __init tegra114_clock_apply_init_table(void)
  1962. {
  1963. tegra_init_from_table(init_table, clks, clk_max);
  1964. }
  1965. /**
  1966. * tegra114_car_barrier - wait for pending writes to the CAR to complete
  1967. *
  1968. * Wait for any outstanding writes to the CAR MMIO space from this CPU
  1969. * to complete before continuing execution. No return value.
  1970. */
  1971. static void tegra114_car_barrier(void)
  1972. {
  1973. wmb(); /* probably unnecessary */
  1974. readl_relaxed(clk_base + CPU_FINETRIM_SELECT);
  1975. }
  1976. /**
  1977. * tegra114_clock_tune_cpu_trimmers_high - use high-voltage propagation delays
  1978. *
  1979. * When the CPU rail voltage is in the high-voltage range, use the
  1980. * built-in hardwired clock propagation delays in the CPU clock
  1981. * shaper. No return value.
  1982. */
  1983. void tegra114_clock_tune_cpu_trimmers_high(void)
  1984. {
  1985. u32 select = 0;
  1986. /* Use hardwired rise->rise & fall->fall clock propagation delays */
  1987. select |= ~(CPU_FINETRIM_1_FCPU_1 | CPU_FINETRIM_1_FCPU_2 |
  1988. CPU_FINETRIM_1_FCPU_3 | CPU_FINETRIM_1_FCPU_4 |
  1989. CPU_FINETRIM_1_FCPU_5 | CPU_FINETRIM_1_FCPU_6);
  1990. writel_relaxed(select, clk_base + CPU_FINETRIM_SELECT);
  1991. tegra114_car_barrier();
  1992. }
  1993. EXPORT_SYMBOL(tegra114_clock_tune_cpu_trimmers_high);
  1994. /**
  1995. * tegra114_clock_tune_cpu_trimmers_low - use low-voltage propagation delays
  1996. *
  1997. * When the CPU rail voltage is in the low-voltage range, use the
  1998. * extended clock propagation delays set by
  1999. * tegra114_clock_tune_cpu_trimmers_init(). The intention is to
  2000. * maintain the input clock duty cycle that the FCPU subsystem
  2001. * expects. No return value.
  2002. */
  2003. void tegra114_clock_tune_cpu_trimmers_low(void)
  2004. {
  2005. u32 select = 0;
  2006. /*
  2007. * Use software-specified rise->rise & fall->fall clock
  2008. * propagation delays (from
  2009. * tegra114_clock_tune_cpu_trimmers_init()
  2010. */
  2011. select |= (CPU_FINETRIM_1_FCPU_1 | CPU_FINETRIM_1_FCPU_2 |
  2012. CPU_FINETRIM_1_FCPU_3 | CPU_FINETRIM_1_FCPU_4 |
  2013. CPU_FINETRIM_1_FCPU_5 | CPU_FINETRIM_1_FCPU_6);
  2014. writel_relaxed(select, clk_base + CPU_FINETRIM_SELECT);
  2015. tegra114_car_barrier();
  2016. }
  2017. EXPORT_SYMBOL(tegra114_clock_tune_cpu_trimmers_low);
  2018. /**
  2019. * tegra114_clock_tune_cpu_trimmers_init - set up and enable clk prop delays
  2020. *
  2021. * Program extended clock propagation delays into the FCPU clock
  2022. * shaper and enable them. XXX Define the purpose - peak current
  2023. * reduction? No return value.
  2024. */
  2025. /* XXX Initial voltage rail state assumption issues? */
  2026. void tegra114_clock_tune_cpu_trimmers_init(void)
  2027. {
  2028. u32 dr = 0, r = 0;
  2029. /* Increment the rise->rise clock delay by four steps */
  2030. r |= (CPU_FINETRIM_R_FCPU_1_MASK | CPU_FINETRIM_R_FCPU_2_MASK |
  2031. CPU_FINETRIM_R_FCPU_3_MASK | CPU_FINETRIM_R_FCPU_4_MASK |
  2032. CPU_FINETRIM_R_FCPU_5_MASK | CPU_FINETRIM_R_FCPU_6_MASK);
  2033. writel_relaxed(r, clk_base + CPU_FINETRIM_R);
  2034. /*
  2035. * Use the rise->rise clock propagation delay specified in the
  2036. * r field
  2037. */
  2038. dr |= (CPU_FINETRIM_1_FCPU_1 | CPU_FINETRIM_1_FCPU_2 |
  2039. CPU_FINETRIM_1_FCPU_3 | CPU_FINETRIM_1_FCPU_4 |
  2040. CPU_FINETRIM_1_FCPU_5 | CPU_FINETRIM_1_FCPU_6);
  2041. writel_relaxed(dr, clk_base + CPU_FINETRIM_DR);
  2042. tegra114_clock_tune_cpu_trimmers_low();
  2043. }
  2044. EXPORT_SYMBOL(tegra114_clock_tune_cpu_trimmers_init);
  2045. /**
  2046. * tegra114_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
  2047. *
  2048. * Assert the reset line of the DFLL's DVCO. No return value.
  2049. */
  2050. void tegra114_clock_assert_dfll_dvco_reset(void)
  2051. {
  2052. u32 v;
  2053. v = readl_relaxed(clk_base + RST_DFLL_DVCO);
  2054. v |= (1 << DVFS_DFLL_RESET_SHIFT);
  2055. writel_relaxed(v, clk_base + RST_DFLL_DVCO);
  2056. tegra114_car_barrier();
  2057. }
  2058. EXPORT_SYMBOL(tegra114_clock_assert_dfll_dvco_reset);
  2059. /**
  2060. * tegra114_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
  2061. *
  2062. * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
  2063. * operate. No return value.
  2064. */
  2065. void tegra114_clock_deassert_dfll_dvco_reset(void)
  2066. {
  2067. u32 v;
  2068. v = readl_relaxed(clk_base + RST_DFLL_DVCO);
  2069. v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
  2070. writel_relaxed(v, clk_base + RST_DFLL_DVCO);
  2071. tegra114_car_barrier();
  2072. }
  2073. EXPORT_SYMBOL(tegra114_clock_deassert_dfll_dvco_reset);
  2074. static void __init tegra114_clock_init(struct device_node *np)
  2075. {
  2076. struct device_node *node;
  2077. int i;
  2078. clk_base = of_iomap(np, 0);
  2079. if (!clk_base) {
  2080. pr_err("ioremap tegra114 CAR failed\n");
  2081. return;
  2082. }
  2083. node = of_find_matching_node(NULL, pmc_match);
  2084. if (!node) {
  2085. pr_err("Failed to find pmc node\n");
  2086. WARN_ON(1);
  2087. return;
  2088. }
  2089. pmc_base = of_iomap(node, 0);
  2090. if (!pmc_base) {
  2091. pr_err("Can't map pmc registers\n");
  2092. WARN_ON(1);
  2093. return;
  2094. }
  2095. if (tegra114_osc_clk_init(clk_base) < 0)
  2096. return;
  2097. tegra114_fixed_clk_init(clk_base);
  2098. tegra114_pll_init(clk_base, pmc_base);
  2099. tegra114_periph_clk_init(clk_base);
  2100. tegra114_audio_clk_init(clk_base);
  2101. tegra114_pmc_clk_init(pmc_base);
  2102. tegra114_super_clk_init(clk_base);
  2103. for (i = 0; i < ARRAY_SIZE(clks); i++) {
  2104. if (IS_ERR(clks[i])) {
  2105. pr_err
  2106. ("Tegra114 clk %d: register failed with %ld\n",
  2107. i, PTR_ERR(clks[i]));
  2108. }
  2109. if (!clks[i])
  2110. clks[i] = ERR_PTR(-EINVAL);
  2111. }
  2112. clk_data.clks = clks;
  2113. clk_data.clk_num = ARRAY_SIZE(clks);
  2114. of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
  2115. tegra_clk_apply_init_table = tegra114_clock_apply_init_table;
  2116. tegra_cpu_car_ops = &tegra114_cpu_car_ops;
  2117. }
  2118. CLK_OF_DECLARE(tegra114, "nvidia,tegra114-car", tegra114_clock_init);