clk-tegra124.c 51 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 <dt-bindings/clock/tegra124-car.h>
  26. #include "clk.h"
  27. #include "clk-id.h"
  28. #define CLK_SOURCE_CSITE 0x1d4
  29. #define CLK_SOURCE_EMC 0x19c
  30. #define CLK_SOURCE_XUSB_SS_SRC 0x610
  31. #define PLLC_BASE 0x80
  32. #define PLLC_OUT 0x84
  33. #define PLLC_MISC2 0x88
  34. #define PLLC_MISC 0x8c
  35. #define PLLC2_BASE 0x4e8
  36. #define PLLC2_MISC 0x4ec
  37. #define PLLC3_BASE 0x4fc
  38. #define PLLC3_MISC 0x500
  39. #define PLLM_BASE 0x90
  40. #define PLLM_OUT 0x94
  41. #define PLLM_MISC 0x9c
  42. #define PLLP_BASE 0xa0
  43. #define PLLP_MISC 0xac
  44. #define PLLA_BASE 0xb0
  45. #define PLLA_MISC 0xbc
  46. #define PLLD_BASE 0xd0
  47. #define PLLD_MISC 0xdc
  48. #define PLLU_BASE 0xc0
  49. #define PLLU_MISC 0xcc
  50. #define PLLX_BASE 0xe0
  51. #define PLLX_MISC 0xe4
  52. #define PLLX_MISC2 0x514
  53. #define PLLX_MISC3 0x518
  54. #define PLLE_BASE 0xe8
  55. #define PLLE_MISC 0xec
  56. #define PLLD2_BASE 0x4b8
  57. #define PLLD2_MISC 0x4bc
  58. #define PLLE_AUX 0x48c
  59. #define PLLRE_BASE 0x4c4
  60. #define PLLRE_MISC 0x4c8
  61. #define PLLDP_BASE 0x590
  62. #define PLLDP_MISC 0x594
  63. #define PLLC4_BASE 0x5a4
  64. #define PLLC4_MISC 0x5a8
  65. #define PLLC_IDDQ_BIT 26
  66. #define PLLRE_IDDQ_BIT 16
  67. #define PLLSS_IDDQ_BIT 19
  68. #define PLL_BASE_LOCK BIT(27)
  69. #define PLLE_MISC_LOCK BIT(11)
  70. #define PLLRE_MISC_LOCK BIT(24)
  71. #define PLL_MISC_LOCK_ENABLE 18
  72. #define PLLC_MISC_LOCK_ENABLE 24
  73. #define PLLDU_MISC_LOCK_ENABLE 22
  74. #define PLLE_MISC_LOCK_ENABLE 9
  75. #define PLLRE_MISC_LOCK_ENABLE 30
  76. #define PLLSS_MISC_LOCK_ENABLE 30
  77. #define PLLXC_SW_MAX_P 6
  78. #define PMC_PLLM_WB0_OVERRIDE 0x1dc
  79. #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
  80. #define UTMIP_PLL_CFG2 0x488
  81. #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
  82. #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
  83. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
  84. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
  85. #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
  86. #define UTMIP_PLL_CFG1 0x484
  87. #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
  88. #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
  89. #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
  90. #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
  91. #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
  92. #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
  93. #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
  94. #define UTMIPLL_HW_PWRDN_CFG0 0x52c
  95. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
  96. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
  97. #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
  98. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
  99. #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
  100. #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
  101. #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
  102. #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
  103. /* Tegra CPU clock and reset control regs */
  104. #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
  105. #ifdef CONFIG_PM_SLEEP
  106. static struct cpu_clk_suspend_context {
  107. u32 clk_csite_src;
  108. } tegra124_cpu_clk_sctx;
  109. #endif
  110. static void __iomem *clk_base;
  111. static void __iomem *pmc_base;
  112. static unsigned long osc_freq;
  113. static unsigned long pll_ref_freq;
  114. static DEFINE_SPINLOCK(pll_d_lock);
  115. static DEFINE_SPINLOCK(pll_d2_lock);
  116. static DEFINE_SPINLOCK(pll_e_lock);
  117. static DEFINE_SPINLOCK(pll_re_lock);
  118. static DEFINE_SPINLOCK(pll_u_lock);
  119. /* possible OSC frequencies in Hz */
  120. static unsigned long tegra124_input_freq[] = {
  121. [0] = 13000000,
  122. [1] = 16800000,
  123. [4] = 19200000,
  124. [5] = 38400000,
  125. [8] = 12000000,
  126. [9] = 48000000,
  127. [12] = 260000000,
  128. };
  129. static const char *mux_plld_out0_plld2_out0[] = {
  130. "pll_d_out0", "pll_d2_out0",
  131. };
  132. #define mux_plld_out0_plld2_out0_idx NULL
  133. static const char *mux_pllmcp_clkm[] = {
  134. "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3",
  135. };
  136. #define mux_pllmcp_clkm_idx NULL
  137. static struct div_nmp pllxc_nmp = {
  138. .divm_shift = 0,
  139. .divm_width = 8,
  140. .divn_shift = 8,
  141. .divn_width = 8,
  142. .divp_shift = 20,
  143. .divp_width = 4,
  144. };
  145. static struct pdiv_map pllxc_p[] = {
  146. { .pdiv = 1, .hw_val = 0 },
  147. { .pdiv = 2, .hw_val = 1 },
  148. { .pdiv = 3, .hw_val = 2 },
  149. { .pdiv = 4, .hw_val = 3 },
  150. { .pdiv = 5, .hw_val = 4 },
  151. { .pdiv = 6, .hw_val = 5 },
  152. { .pdiv = 8, .hw_val = 6 },
  153. { .pdiv = 10, .hw_val = 7 },
  154. { .pdiv = 12, .hw_val = 8 },
  155. { .pdiv = 16, .hw_val = 9 },
  156. { .pdiv = 12, .hw_val = 10 },
  157. { .pdiv = 16, .hw_val = 11 },
  158. { .pdiv = 20, .hw_val = 12 },
  159. { .pdiv = 24, .hw_val = 13 },
  160. { .pdiv = 32, .hw_val = 14 },
  161. { .pdiv = 0, .hw_val = 0 },
  162. };
  163. static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
  164. /* 1 GHz */
  165. {12000000, 1000000000, 83, 0, 1}, /* actual: 996.0 MHz */
  166. {13000000, 1000000000, 76, 0, 1}, /* actual: 988.0 MHz */
  167. {16800000, 1000000000, 59, 0, 1}, /* actual: 991.2 MHz */
  168. {19200000, 1000000000, 52, 0, 1}, /* actual: 998.4 MHz */
  169. {26000000, 1000000000, 76, 1, 1}, /* actual: 988.0 MHz */
  170. {0, 0, 0, 0, 0, 0},
  171. };
  172. static struct tegra_clk_pll_params pll_x_params = {
  173. .input_min = 12000000,
  174. .input_max = 800000000,
  175. .cf_min = 12000000,
  176. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  177. .vco_min = 700000000,
  178. .vco_max = 3000000000UL,
  179. .base_reg = PLLX_BASE,
  180. .misc_reg = PLLX_MISC,
  181. .lock_mask = PLL_BASE_LOCK,
  182. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  183. .lock_delay = 300,
  184. .iddq_reg = PLLX_MISC3,
  185. .iddq_bit_idx = 3,
  186. .max_p = 6,
  187. .dyn_ramp_reg = PLLX_MISC2,
  188. .stepa_shift = 16,
  189. .stepb_shift = 24,
  190. .pdiv_tohw = pllxc_p,
  191. .div_nmp = &pllxc_nmp,
  192. .freq_table = pll_x_freq_table,
  193. .flags = TEGRA_PLL_USE_LOCK,
  194. };
  195. static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
  196. { 12000000, 624000000, 104, 1, 2},
  197. { 12000000, 600000000, 100, 1, 2},
  198. { 13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
  199. { 16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
  200. { 19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
  201. { 26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
  202. { 0, 0, 0, 0, 0, 0 },
  203. };
  204. static struct tegra_clk_pll_params pll_c_params = {
  205. .input_min = 12000000,
  206. .input_max = 800000000,
  207. .cf_min = 12000000,
  208. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  209. .vco_min = 600000000,
  210. .vco_max = 1400000000,
  211. .base_reg = PLLC_BASE,
  212. .misc_reg = PLLC_MISC,
  213. .lock_mask = PLL_BASE_LOCK,
  214. .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
  215. .lock_delay = 300,
  216. .iddq_reg = PLLC_MISC,
  217. .iddq_bit_idx = PLLC_IDDQ_BIT,
  218. .max_p = PLLXC_SW_MAX_P,
  219. .dyn_ramp_reg = PLLC_MISC2,
  220. .stepa_shift = 17,
  221. .stepb_shift = 9,
  222. .pdiv_tohw = pllxc_p,
  223. .div_nmp = &pllxc_nmp,
  224. .freq_table = pll_c_freq_table,
  225. .flags = TEGRA_PLL_USE_LOCK,
  226. };
  227. static struct div_nmp pllcx_nmp = {
  228. .divm_shift = 0,
  229. .divm_width = 2,
  230. .divn_shift = 8,
  231. .divn_width = 8,
  232. .divp_shift = 20,
  233. .divp_width = 3,
  234. };
  235. static struct pdiv_map pllc_p[] = {
  236. { .pdiv = 1, .hw_val = 0 },
  237. { .pdiv = 2, .hw_val = 1 },
  238. { .pdiv = 3, .hw_val = 2 },
  239. { .pdiv = 4, .hw_val = 3 },
  240. { .pdiv = 6, .hw_val = 4 },
  241. { .pdiv = 8, .hw_val = 5 },
  242. { .pdiv = 12, .hw_val = 6 },
  243. { .pdiv = 16, .hw_val = 7 },
  244. { .pdiv = 0, .hw_val = 0 },
  245. };
  246. static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
  247. {12000000, 600000000, 100, 1, 2},
  248. {13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */
  249. {16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */
  250. {19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */
  251. {26000000, 600000000, 92, 2, 2}, /* actual: 598.0 MHz */
  252. {0, 0, 0, 0, 0, 0},
  253. };
  254. static struct tegra_clk_pll_params pll_c2_params = {
  255. .input_min = 12000000,
  256. .input_max = 48000000,
  257. .cf_min = 12000000,
  258. .cf_max = 19200000,
  259. .vco_min = 600000000,
  260. .vco_max = 1200000000,
  261. .base_reg = PLLC2_BASE,
  262. .misc_reg = PLLC2_MISC,
  263. .lock_mask = PLL_BASE_LOCK,
  264. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  265. .lock_delay = 300,
  266. .pdiv_tohw = pllc_p,
  267. .div_nmp = &pllcx_nmp,
  268. .max_p = 7,
  269. .ext_misc_reg[0] = 0x4f0,
  270. .ext_misc_reg[1] = 0x4f4,
  271. .ext_misc_reg[2] = 0x4f8,
  272. .freq_table = pll_cx_freq_table,
  273. .flags = TEGRA_PLL_USE_LOCK,
  274. };
  275. static struct tegra_clk_pll_params pll_c3_params = {
  276. .input_min = 12000000,
  277. .input_max = 48000000,
  278. .cf_min = 12000000,
  279. .cf_max = 19200000,
  280. .vco_min = 600000000,
  281. .vco_max = 1200000000,
  282. .base_reg = PLLC3_BASE,
  283. .misc_reg = PLLC3_MISC,
  284. .lock_mask = PLL_BASE_LOCK,
  285. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  286. .lock_delay = 300,
  287. .pdiv_tohw = pllc_p,
  288. .div_nmp = &pllcx_nmp,
  289. .max_p = 7,
  290. .ext_misc_reg[0] = 0x504,
  291. .ext_misc_reg[1] = 0x508,
  292. .ext_misc_reg[2] = 0x50c,
  293. .freq_table = pll_cx_freq_table,
  294. .flags = TEGRA_PLL_USE_LOCK,
  295. };
  296. static struct div_nmp pllss_nmp = {
  297. .divm_shift = 0,
  298. .divm_width = 8,
  299. .divn_shift = 8,
  300. .divn_width = 8,
  301. .divp_shift = 20,
  302. .divp_width = 4,
  303. };
  304. static struct pdiv_map pll12g_ssd_esd_p[] = {
  305. { .pdiv = 1, .hw_val = 0 },
  306. { .pdiv = 2, .hw_val = 1 },
  307. { .pdiv = 3, .hw_val = 2 },
  308. { .pdiv = 4, .hw_val = 3 },
  309. { .pdiv = 5, .hw_val = 4 },
  310. { .pdiv = 6, .hw_val = 5 },
  311. { .pdiv = 8, .hw_val = 6 },
  312. { .pdiv = 10, .hw_val = 7 },
  313. { .pdiv = 12, .hw_val = 8 },
  314. { .pdiv = 16, .hw_val = 9 },
  315. { .pdiv = 12, .hw_val = 10 },
  316. { .pdiv = 16, .hw_val = 11 },
  317. { .pdiv = 20, .hw_val = 12 },
  318. { .pdiv = 24, .hw_val = 13 },
  319. { .pdiv = 32, .hw_val = 14 },
  320. { .pdiv = 0, .hw_val = 0 },
  321. };
  322. static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
  323. { 12000000, 600000000, 100, 1, 1},
  324. { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
  325. { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
  326. { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
  327. { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
  328. { 0, 0, 0, 0, 0, 0 },
  329. };
  330. static struct tegra_clk_pll_params pll_c4_params = {
  331. .input_min = 12000000,
  332. .input_max = 1000000000,
  333. .cf_min = 12000000,
  334. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  335. .vco_min = 600000000,
  336. .vco_max = 1200000000,
  337. .base_reg = PLLC4_BASE,
  338. .misc_reg = PLLC4_MISC,
  339. .lock_mask = PLL_BASE_LOCK,
  340. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  341. .lock_delay = 300,
  342. .iddq_reg = PLLC4_BASE,
  343. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  344. .pdiv_tohw = pll12g_ssd_esd_p,
  345. .div_nmp = &pllss_nmp,
  346. .ext_misc_reg[0] = 0x5ac,
  347. .ext_misc_reg[1] = 0x5b0,
  348. .ext_misc_reg[2] = 0x5b4,
  349. .freq_table = pll_c4_freq_table,
  350. };
  351. static struct pdiv_map pllm_p[] = {
  352. { .pdiv = 1, .hw_val = 0 },
  353. { .pdiv = 2, .hw_val = 1 },
  354. { .pdiv = 0, .hw_val = 0 },
  355. };
  356. static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
  357. {12000000, 800000000, 66, 1, 1}, /* actual: 792.0 MHz */
  358. {13000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */
  359. {16800000, 800000000, 47, 1, 1}, /* actual: 789.6 MHz */
  360. {19200000, 800000000, 41, 1, 1}, /* actual: 787.2 MHz */
  361. {26000000, 800000000, 61, 2, 1}, /* actual: 793.0 MHz */
  362. {0, 0, 0, 0, 0, 0},
  363. };
  364. static struct div_nmp pllm_nmp = {
  365. .divm_shift = 0,
  366. .divm_width = 8,
  367. .override_divm_shift = 0,
  368. .divn_shift = 8,
  369. .divn_width = 8,
  370. .override_divn_shift = 8,
  371. .divp_shift = 20,
  372. .divp_width = 1,
  373. .override_divp_shift = 27,
  374. };
  375. static struct tegra_clk_pll_params pll_m_params = {
  376. .input_min = 12000000,
  377. .input_max = 500000000,
  378. .cf_min = 12000000,
  379. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  380. .vco_min = 400000000,
  381. .vco_max = 1066000000,
  382. .base_reg = PLLM_BASE,
  383. .misc_reg = PLLM_MISC,
  384. .lock_mask = PLL_BASE_LOCK,
  385. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  386. .lock_delay = 300,
  387. .max_p = 2,
  388. .pdiv_tohw = pllm_p,
  389. .div_nmp = &pllm_nmp,
  390. .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
  391. .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
  392. .freq_table = pll_m_freq_table,
  393. .flags = TEGRA_PLL_USE_LOCK,
  394. };
  395. static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
  396. /* PLLE special case: use cpcon field to store cml divider value */
  397. {336000000, 100000000, 100, 21, 16, 11},
  398. {312000000, 100000000, 200, 26, 24, 13},
  399. {13000000, 100000000, 200, 1, 26, 13},
  400. {12000000, 100000000, 200, 1, 24, 13},
  401. {0, 0, 0, 0, 0, 0},
  402. };
  403. static struct div_nmp plle_nmp = {
  404. .divm_shift = 0,
  405. .divm_width = 8,
  406. .divn_shift = 8,
  407. .divn_width = 8,
  408. .divp_shift = 24,
  409. .divp_width = 4,
  410. };
  411. static struct tegra_clk_pll_params pll_e_params = {
  412. .input_min = 12000000,
  413. .input_max = 1000000000,
  414. .cf_min = 12000000,
  415. .cf_max = 75000000,
  416. .vco_min = 1600000000,
  417. .vco_max = 2400000000U,
  418. .base_reg = PLLE_BASE,
  419. .misc_reg = PLLE_MISC,
  420. .aux_reg = PLLE_AUX,
  421. .lock_mask = PLLE_MISC_LOCK,
  422. .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
  423. .lock_delay = 300,
  424. .div_nmp = &plle_nmp,
  425. .freq_table = pll_e_freq_table,
  426. .flags = TEGRA_PLL_FIXED,
  427. .fixed_rate = 100000000,
  428. };
  429. static const struct clk_div_table pll_re_div_table[] = {
  430. { .val = 0, .div = 1 },
  431. { .val = 1, .div = 2 },
  432. { .val = 2, .div = 3 },
  433. { .val = 3, .div = 4 },
  434. { .val = 4, .div = 5 },
  435. { .val = 5, .div = 6 },
  436. { .val = 0, .div = 0 },
  437. };
  438. static struct div_nmp pllre_nmp = {
  439. .divm_shift = 0,
  440. .divm_width = 8,
  441. .divn_shift = 8,
  442. .divn_width = 8,
  443. .divp_shift = 16,
  444. .divp_width = 4,
  445. };
  446. static struct tegra_clk_pll_params pll_re_vco_params = {
  447. .input_min = 12000000,
  448. .input_max = 1000000000,
  449. .cf_min = 12000000,
  450. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  451. .vco_min = 300000000,
  452. .vco_max = 600000000,
  453. .base_reg = PLLRE_BASE,
  454. .misc_reg = PLLRE_MISC,
  455. .lock_mask = PLLRE_MISC_LOCK,
  456. .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
  457. .lock_delay = 300,
  458. .iddq_reg = PLLRE_MISC,
  459. .iddq_bit_idx = PLLRE_IDDQ_BIT,
  460. .div_nmp = &pllre_nmp,
  461. .flags = TEGRA_PLL_USE_LOCK,
  462. };
  463. static struct div_nmp pllp_nmp = {
  464. .divm_shift = 0,
  465. .divm_width = 5,
  466. .divn_shift = 8,
  467. .divn_width = 10,
  468. .divp_shift = 20,
  469. .divp_width = 3,
  470. };
  471. static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
  472. {12000000, 216000000, 432, 12, 1, 8},
  473. {13000000, 216000000, 432, 13, 1, 8},
  474. {16800000, 216000000, 360, 14, 1, 8},
  475. {19200000, 216000000, 360, 16, 1, 8},
  476. {26000000, 216000000, 432, 26, 1, 8},
  477. {0, 0, 0, 0, 0, 0},
  478. };
  479. static struct tegra_clk_pll_params pll_p_params = {
  480. .input_min = 2000000,
  481. .input_max = 31000000,
  482. .cf_min = 1000000,
  483. .cf_max = 6000000,
  484. .vco_min = 200000000,
  485. .vco_max = 700000000,
  486. .base_reg = PLLP_BASE,
  487. .misc_reg = PLLP_MISC,
  488. .lock_mask = PLL_BASE_LOCK,
  489. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  490. .lock_delay = 300,
  491. .div_nmp = &pllp_nmp,
  492. .freq_table = pll_p_freq_table,
  493. .fixed_rate = 408000000,
  494. .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK,
  495. };
  496. static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
  497. {9600000, 282240000, 147, 5, 0, 4},
  498. {9600000, 368640000, 192, 5, 0, 4},
  499. {9600000, 240000000, 200, 8, 0, 8},
  500. {28800000, 282240000, 245, 25, 0, 8},
  501. {28800000, 368640000, 320, 25, 0, 8},
  502. {28800000, 240000000, 200, 24, 0, 8},
  503. {0, 0, 0, 0, 0, 0},
  504. };
  505. static struct tegra_clk_pll_params pll_a_params = {
  506. .input_min = 2000000,
  507. .input_max = 31000000,
  508. .cf_min = 1000000,
  509. .cf_max = 6000000,
  510. .vco_min = 200000000,
  511. .vco_max = 700000000,
  512. .base_reg = PLLA_BASE,
  513. .misc_reg = PLLA_MISC,
  514. .lock_mask = PLL_BASE_LOCK,
  515. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  516. .lock_delay = 300,
  517. .div_nmp = &pllp_nmp,
  518. .freq_table = pll_a_freq_table,
  519. .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
  520. };
  521. static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
  522. {12000000, 216000000, 864, 12, 4, 12},
  523. {13000000, 216000000, 864, 13, 4, 12},
  524. {16800000, 216000000, 720, 14, 4, 12},
  525. {19200000, 216000000, 720, 16, 4, 12},
  526. {26000000, 216000000, 864, 26, 4, 12},
  527. {12000000, 594000000, 594, 12, 1, 12},
  528. {13000000, 594000000, 594, 13, 1, 12},
  529. {16800000, 594000000, 495, 14, 1, 12},
  530. {19200000, 594000000, 495, 16, 1, 12},
  531. {26000000, 594000000, 594, 26, 1, 12},
  532. {12000000, 1000000000, 1000, 12, 1, 12},
  533. {13000000, 1000000000, 1000, 13, 1, 12},
  534. {19200000, 1000000000, 625, 12, 1, 12},
  535. {26000000, 1000000000, 1000, 26, 1, 12},
  536. {0, 0, 0, 0, 0, 0},
  537. };
  538. static struct tegra_clk_pll_params pll_d_params = {
  539. .input_min = 2000000,
  540. .input_max = 40000000,
  541. .cf_min = 1000000,
  542. .cf_max = 6000000,
  543. .vco_min = 500000000,
  544. .vco_max = 1000000000,
  545. .base_reg = PLLD_BASE,
  546. .misc_reg = PLLD_MISC,
  547. .lock_mask = PLL_BASE_LOCK,
  548. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  549. .lock_delay = 1000,
  550. .div_nmp = &pllp_nmp,
  551. .freq_table = pll_d_freq_table,
  552. .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  553. TEGRA_PLL_USE_LOCK,
  554. };
  555. static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
  556. { 12000000, 148500000, 99, 1, 8},
  557. { 12000000, 594000000, 99, 1, 1},
  558. { 13000000, 594000000, 91, 1, 1}, /* actual: 591.5 MHz */
  559. { 16800000, 594000000, 71, 1, 1}, /* actual: 596.4 MHz */
  560. { 19200000, 594000000, 62, 1, 1}, /* actual: 595.2 MHz */
  561. { 26000000, 594000000, 91, 2, 1}, /* actual: 591.5 MHz */
  562. { 0, 0, 0, 0, 0, 0 },
  563. };
  564. static struct tegra_clk_pll_params tegra124_pll_d2_params = {
  565. .input_min = 12000000,
  566. .input_max = 1000000000,
  567. .cf_min = 12000000,
  568. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  569. .vco_min = 600000000,
  570. .vco_max = 1200000000,
  571. .base_reg = PLLD2_BASE,
  572. .misc_reg = PLLD2_MISC,
  573. .lock_mask = PLL_BASE_LOCK,
  574. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  575. .lock_delay = 300,
  576. .iddq_reg = PLLD2_BASE,
  577. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  578. .pdiv_tohw = pll12g_ssd_esd_p,
  579. .div_nmp = &pllss_nmp,
  580. .ext_misc_reg[0] = 0x570,
  581. .ext_misc_reg[1] = 0x574,
  582. .ext_misc_reg[2] = 0x578,
  583. .max_p = 15,
  584. .freq_table = tegra124_pll_d2_freq_table,
  585. };
  586. static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
  587. { 12000000, 600000000, 100, 1, 1},
  588. { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */
  589. { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */
  590. { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */
  591. { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */
  592. { 0, 0, 0, 0, 0, 0 },
  593. };
  594. static struct tegra_clk_pll_params pll_dp_params = {
  595. .input_min = 12000000,
  596. .input_max = 1000000000,
  597. .cf_min = 12000000,
  598. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  599. .vco_min = 600000000,
  600. .vco_max = 1200000000,
  601. .base_reg = PLLDP_BASE,
  602. .misc_reg = PLLDP_MISC,
  603. .lock_mask = PLL_BASE_LOCK,
  604. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  605. .lock_delay = 300,
  606. .iddq_reg = PLLDP_BASE,
  607. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  608. .pdiv_tohw = pll12g_ssd_esd_p,
  609. .div_nmp = &pllss_nmp,
  610. .ext_misc_reg[0] = 0x598,
  611. .ext_misc_reg[1] = 0x59c,
  612. .ext_misc_reg[2] = 0x5a0,
  613. .max_p = 5,
  614. .freq_table = pll_dp_freq_table,
  615. };
  616. static struct pdiv_map pllu_p[] = {
  617. { .pdiv = 1, .hw_val = 1 },
  618. { .pdiv = 2, .hw_val = 0 },
  619. { .pdiv = 0, .hw_val = 0 },
  620. };
  621. static struct div_nmp pllu_nmp = {
  622. .divm_shift = 0,
  623. .divm_width = 5,
  624. .divn_shift = 8,
  625. .divn_width = 10,
  626. .divp_shift = 20,
  627. .divp_width = 1,
  628. };
  629. static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
  630. {12000000, 480000000, 960, 12, 2, 12},
  631. {13000000, 480000000, 960, 13, 2, 12},
  632. {16800000, 480000000, 400, 7, 2, 5},
  633. {19200000, 480000000, 200, 4, 2, 3},
  634. {26000000, 480000000, 960, 26, 2, 12},
  635. {0, 0, 0, 0, 0, 0},
  636. };
  637. static struct tegra_clk_pll_params pll_u_params = {
  638. .input_min = 2000000,
  639. .input_max = 40000000,
  640. .cf_min = 1000000,
  641. .cf_max = 6000000,
  642. .vco_min = 480000000,
  643. .vco_max = 960000000,
  644. .base_reg = PLLU_BASE,
  645. .misc_reg = PLLU_MISC,
  646. .lock_mask = PLL_BASE_LOCK,
  647. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  648. .lock_delay = 1000,
  649. .pdiv_tohw = pllu_p,
  650. .div_nmp = &pllu_nmp,
  651. .freq_table = pll_u_freq_table,
  652. .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  653. TEGRA_PLL_USE_LOCK,
  654. };
  655. struct utmi_clk_param {
  656. /* Oscillator Frequency in KHz */
  657. u32 osc_frequency;
  658. /* UTMIP PLL Enable Delay Count */
  659. u8 enable_delay_count;
  660. /* UTMIP PLL Stable count */
  661. u8 stable_count;
  662. /* UTMIP PLL Active delay count */
  663. u8 active_delay_count;
  664. /* UTMIP PLL Xtal frequency count */
  665. u8 xtal_freq_count;
  666. };
  667. static const struct utmi_clk_param utmi_parameters[] = {
  668. {.osc_frequency = 13000000, .enable_delay_count = 0x02,
  669. .stable_count = 0x33, .active_delay_count = 0x05,
  670. .xtal_freq_count = 0x7F},
  671. {.osc_frequency = 19200000, .enable_delay_count = 0x03,
  672. .stable_count = 0x4B, .active_delay_count = 0x06,
  673. .xtal_freq_count = 0xBB},
  674. {.osc_frequency = 12000000, .enable_delay_count = 0x02,
  675. .stable_count = 0x2F, .active_delay_count = 0x04,
  676. .xtal_freq_count = 0x76},
  677. {.osc_frequency = 26000000, .enable_delay_count = 0x04,
  678. .stable_count = 0x66, .active_delay_count = 0x09,
  679. .xtal_freq_count = 0xFE},
  680. {.osc_frequency = 16800000, .enable_delay_count = 0x03,
  681. .stable_count = 0x41, .active_delay_count = 0x0A,
  682. .xtal_freq_count = 0xA4},
  683. };
  684. static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
  685. [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
  686. [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
  687. [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
  688. [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
  689. [tegra_clk_sdmmc2] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
  690. [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
  691. [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
  692. [tegra_clk_ndflash] = { .dt_id = TEGRA124_CLK_NDFLASH, .present = true },
  693. [tegra_clk_sdmmc1] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
  694. [tegra_clk_sdmmc4] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
  695. [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
  696. [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
  697. [tegra_clk_gr2d] = { .dt_id = TEGRA124_CLK_GR_2D, .present = true },
  698. [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
  699. [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
  700. [tegra_clk_gr3d] = { .dt_id = TEGRA124_CLK_GR_3D, .present = true },
  701. [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
  702. [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
  703. [tegra_clk_host1x] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
  704. [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
  705. [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
  706. [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
  707. [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
  708. [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
  709. [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
  710. [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
  711. [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
  712. [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
  713. [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
  714. [tegra_clk_dsia] = { .dt_id = TEGRA124_CLK_DSIA, .present = true },
  715. [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
  716. [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
  717. [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
  718. [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
  719. [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
  720. [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
  721. [tegra_clk_emc] = { .dt_id = TEGRA124_CLK_EMC, .present = true },
  722. [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
  723. [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
  724. [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
  725. [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
  726. [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
  727. [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
  728. [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
  729. [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
  730. [tegra_clk_sdmmc3] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
  731. [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
  732. [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
  733. [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
  734. [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
  735. [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
  736. [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
  737. [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
  738. [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
  739. [tegra_clk_ndspeed] = { .dt_id = TEGRA124_CLK_NDSPEED, .present = true },
  740. [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
  741. [tegra_clk_dsib] = { .dt_id = TEGRA124_CLK_DSIB, .present = true },
  742. [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
  743. [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
  744. [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
  745. [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
  746. [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
  747. [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
  748. [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
  749. [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
  750. [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
  751. [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
  752. [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
  753. [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
  754. [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
  755. [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
  756. [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
  757. [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
  758. [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
  759. [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
  760. [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
  761. [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
  762. [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
  763. [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
  764. [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
  765. [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
  766. [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
  767. [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
  768. [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
  769. [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
  770. [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
  771. [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
  772. [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
  773. [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
  774. [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
  775. [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
  776. [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
  777. [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
  778. [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
  779. [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
  780. [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
  781. [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
  782. [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
  783. [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
  784. [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
  785. [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
  786. [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
  787. [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
  788. [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
  789. [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
  790. [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
  791. [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
  792. [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
  793. [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
  794. [tegra_clk_sor0_lvds] = { .dt_id = TEGRA124_CLK_SOR0_LVDS, .present = true },
  795. [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
  796. [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
  797. [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
  798. [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
  799. [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
  800. [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
  801. [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
  802. [tegra_clk_vi_sensor] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
  803. [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
  804. [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
  805. [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
  806. [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
  807. [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true },
  808. [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true },
  809. [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
  810. [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
  811. [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
  812. [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
  813. [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
  814. [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
  815. [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
  816. [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
  817. [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
  818. [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
  819. [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
  820. [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
  821. [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
  822. [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
  823. [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
  824. [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
  825. [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
  826. [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
  827. [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
  828. [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
  829. [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
  830. [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
  831. [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
  832. [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
  833. [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
  834. [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
  835. [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
  836. [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
  837. [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
  838. [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
  839. [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
  840. [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
  841. [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
  842. [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
  843. [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
  844. [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
  845. [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
  846. [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
  847. [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
  848. [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
  849. [tegra_clk_clk_out_1] = { .dt_id = TEGRA124_CLK_CLK_OUT_1, .present = true },
  850. [tegra_clk_clk_out_2] = { .dt_id = TEGRA124_CLK_CLK_OUT_2, .present = true },
  851. [tegra_clk_clk_out_3] = { .dt_id = TEGRA124_CLK_CLK_OUT_3, .present = true },
  852. [tegra_clk_blink] = { .dt_id = TEGRA124_CLK_BLINK, .present = true },
  853. [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
  854. [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
  855. [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
  856. [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
  857. [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
  858. [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
  859. [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
  860. [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
  861. [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
  862. [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
  863. [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
  864. [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
  865. [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
  866. [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
  867. [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
  868. [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
  869. [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
  870. [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
  871. [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
  872. [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
  873. [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
  874. [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
  875. [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
  876. [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
  877. [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true },
  878. [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true },
  879. [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true },
  880. [tegra_clk_dsia_mux] = { .dt_id = TEGRA124_CLK_DSIA_MUX, .present = true },
  881. [tegra_clk_dsib_mux] = { .dt_id = TEGRA124_CLK_DSIB_MUX, .present = true },
  882. [tegra_clk_uarte] = { .dt_id = TEGRA124_CLK_UARTE, .present = true },
  883. };
  884. static struct tegra_devclk devclks[] __initdata = {
  885. { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
  886. { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
  887. { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
  888. { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 },
  889. { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 },
  890. { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
  891. { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
  892. { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
  893. { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
  894. { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
  895. { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
  896. { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
  897. { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
  898. { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
  899. { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
  900. { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
  901. { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
  902. { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
  903. { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
  904. { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
  905. { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
  906. { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
  907. { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
  908. { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
  909. { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
  910. { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
  911. { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
  912. { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
  913. { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
  914. { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
  915. { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
  916. { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
  917. { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
  918. { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
  919. { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
  920. { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
  921. { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
  922. { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
  923. { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
  924. { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
  925. { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
  926. { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
  927. { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
  928. { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
  929. { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
  930. { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
  931. { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
  932. { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
  933. { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
  934. { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
  935. { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA124_CLK_EXTERN1 },
  936. { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA124_CLK_EXTERN2 },
  937. { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA124_CLK_EXTERN3 },
  938. { .con_id = "blink", .dt_id = TEGRA124_CLK_BLINK },
  939. { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
  940. { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
  941. { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
  942. { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
  943. { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
  944. { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
  945. { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
  946. { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
  947. };
  948. static struct clk **clks;
  949. static void tegra124_utmi_param_configure(void __iomem *clk_base)
  950. {
  951. u32 reg;
  952. int i;
  953. for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
  954. if (osc_freq == utmi_parameters[i].osc_frequency)
  955. break;
  956. }
  957. if (i >= ARRAY_SIZE(utmi_parameters)) {
  958. pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
  959. osc_freq);
  960. return;
  961. }
  962. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
  963. /* Program UTMIP PLL stable and active counts */
  964. /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
  965. reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
  966. reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
  967. reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
  968. reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
  969. active_delay_count);
  970. /* Remove power downs from UTMIP PLL control bits */
  971. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
  972. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
  973. reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN;
  974. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
  975. /* Program UTMIP PLL delay and oscillator frequency counts */
  976. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
  977. reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
  978. reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
  979. enable_delay_count);
  980. reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
  981. reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
  982. xtal_freq_count);
  983. /* Remove power downs from UTMIP PLL control bits */
  984. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
  985. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN;
  986. reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP;
  987. reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
  988. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
  989. /* Setup HW control of UTMIPLL */
  990. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  991. reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
  992. reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
  993. reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE;
  994. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  995. reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
  996. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
  997. reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
  998. writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
  999. udelay(1);
  1000. /* Setup SW override of UTMIPLL assuming USB2.0
  1001. ports are assigned to USB2 */
  1002. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1003. reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL;
  1004. reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
  1005. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1006. udelay(1);
  1007. /* Enable HW control UTMIPLL */
  1008. reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1009. reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
  1010. writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
  1011. }
  1012. static __init void tegra124_periph_clk_init(void __iomem *clk_base,
  1013. void __iomem *pmc_base)
  1014. {
  1015. struct clk *clk;
  1016. u32 val;
  1017. /* xusb_hs_src */
  1018. val = readl(clk_base + CLK_SOURCE_XUSB_SS_SRC);
  1019. val |= BIT(25); /* always select PLLU_60M */
  1020. writel(val, clk_base + CLK_SOURCE_XUSB_SS_SRC);
  1021. clk = clk_register_fixed_factor(NULL, "xusb_hs_src", "pll_u_60M", 0,
  1022. 1, 1);
  1023. clks[TEGRA124_CLK_XUSB_HS_SRC] = clk;
  1024. /* dsia mux */
  1025. clk = clk_register_mux(NULL, "dsia_mux", mux_plld_out0_plld2_out0,
  1026. ARRAY_SIZE(mux_plld_out0_plld2_out0), 0,
  1027. clk_base + PLLD_BASE, 25, 1, 0, &pll_d_lock);
  1028. clks[TEGRA124_CLK_DSIA_MUX] = clk;
  1029. /* dsib mux */
  1030. clk = clk_register_mux(NULL, "dsib_mux", mux_plld_out0_plld2_out0,
  1031. ARRAY_SIZE(mux_plld_out0_plld2_out0), 0,
  1032. clk_base + PLLD2_BASE, 25, 1, 0, &pll_d2_lock);
  1033. clks[TEGRA124_CLK_DSIB_MUX] = clk;
  1034. /* emc mux */
  1035. clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
  1036. ARRAY_SIZE(mux_pllmcp_clkm), 0,
  1037. clk_base + CLK_SOURCE_EMC,
  1038. 29, 3, 0, NULL);
  1039. /* cml0 */
  1040. clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
  1041. 0, 0, &pll_e_lock);
  1042. clk_register_clkdev(clk, "cml0", NULL);
  1043. clks[TEGRA124_CLK_CML0] = clk;
  1044. /* cml1 */
  1045. clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
  1046. 1, 0, &pll_e_lock);
  1047. clk_register_clkdev(clk, "cml1", NULL);
  1048. clks[TEGRA124_CLK_CML1] = clk;
  1049. tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
  1050. }
  1051. static void __init tegra124_pll_init(void __iomem *clk_base,
  1052. void __iomem *pmc)
  1053. {
  1054. u32 val;
  1055. struct clk *clk;
  1056. /* PLLC */
  1057. clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
  1058. pmc, 0, &pll_c_params, NULL);
  1059. clk_register_clkdev(clk, "pll_c", NULL);
  1060. clks[TEGRA124_CLK_PLL_C] = clk;
  1061. /* PLLC_OUT1 */
  1062. clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
  1063. clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1064. 8, 8, 1, NULL);
  1065. clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
  1066. clk_base + PLLC_OUT, 1, 0,
  1067. CLK_SET_RATE_PARENT, 0, NULL);
  1068. clk_register_clkdev(clk, "pll_c_out1", NULL);
  1069. clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
  1070. /* PLLC2 */
  1071. clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
  1072. &pll_c2_params, NULL);
  1073. clk_register_clkdev(clk, "pll_c2", NULL);
  1074. clks[TEGRA124_CLK_PLL_C2] = clk;
  1075. /* PLLC3 */
  1076. clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
  1077. &pll_c3_params, NULL);
  1078. clk_register_clkdev(clk, "pll_c3", NULL);
  1079. clks[TEGRA124_CLK_PLL_C3] = clk;
  1080. /* PLLM */
  1081. clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
  1082. CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
  1083. &pll_m_params, NULL);
  1084. clk_register_clkdev(clk, "pll_m", NULL);
  1085. clks[TEGRA124_CLK_PLL_M] = clk;
  1086. /* PLLM_OUT1 */
  1087. clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
  1088. clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1089. 8, 8, 1, NULL);
  1090. clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
  1091. clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED |
  1092. CLK_SET_RATE_PARENT, 0, NULL);
  1093. clk_register_clkdev(clk, "pll_m_out1", NULL);
  1094. clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
  1095. /* PLLM_UD */
  1096. clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
  1097. CLK_SET_RATE_PARENT, 1, 1);
  1098. /* PLLU */
  1099. val = readl(clk_base + pll_u_params.base_reg);
  1100. val &= ~BIT(24); /* disable PLLU_OVERRIDE */
  1101. writel(val, clk_base + pll_u_params.base_reg);
  1102. clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0,
  1103. &pll_u_params, &pll_u_lock);
  1104. clk_register_clkdev(clk, "pll_u", NULL);
  1105. clks[TEGRA124_CLK_PLL_U] = clk;
  1106. tegra124_utmi_param_configure(clk_base);
  1107. /* PLLU_480M */
  1108. clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
  1109. CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
  1110. 22, 0, &pll_u_lock);
  1111. clk_register_clkdev(clk, "pll_u_480M", NULL);
  1112. clks[TEGRA124_CLK_PLL_U_480M] = clk;
  1113. /* PLLU_60M */
  1114. clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
  1115. CLK_SET_RATE_PARENT, 1, 8);
  1116. clk_register_clkdev(clk, "pll_u_60M", NULL);
  1117. clks[TEGRA124_CLK_PLL_U_60M] = clk;
  1118. /* PLLU_48M */
  1119. clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
  1120. CLK_SET_RATE_PARENT, 1, 10);
  1121. clk_register_clkdev(clk, "pll_u_48M", NULL);
  1122. clks[TEGRA124_CLK_PLL_U_48M] = clk;
  1123. /* PLLU_12M */
  1124. clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
  1125. CLK_SET_RATE_PARENT, 1, 40);
  1126. clk_register_clkdev(clk, "pll_u_12M", NULL);
  1127. clks[TEGRA124_CLK_PLL_U_12M] = clk;
  1128. /* PLLD */
  1129. clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
  1130. &pll_d_params, &pll_d_lock);
  1131. clk_register_clkdev(clk, "pll_d", NULL);
  1132. clks[TEGRA124_CLK_PLL_D] = clk;
  1133. /* PLLD_OUT0 */
  1134. clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
  1135. CLK_SET_RATE_PARENT, 1, 2);
  1136. clk_register_clkdev(clk, "pll_d_out0", NULL);
  1137. clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
  1138. /* PLLRE */
  1139. clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
  1140. 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
  1141. clk_register_clkdev(clk, "pll_re_vco", NULL);
  1142. clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
  1143. clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
  1144. clk_base + PLLRE_BASE, 16, 4, 0,
  1145. pll_re_div_table, &pll_re_lock);
  1146. clk_register_clkdev(clk, "pll_re_out", NULL);
  1147. clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
  1148. /* PLLE */
  1149. clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
  1150. clk_base, 0, &pll_e_params, NULL);
  1151. clk_register_clkdev(clk, "pll_e", NULL);
  1152. clks[TEGRA124_CLK_PLL_E] = clk;
  1153. /* PLLC4 */
  1154. clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
  1155. &pll_c4_params, NULL);
  1156. clk_register_clkdev(clk, "pll_c4", NULL);
  1157. clks[TEGRA124_CLK_PLL_C4] = clk;
  1158. /* PLLDP */
  1159. clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
  1160. &pll_dp_params, NULL);
  1161. clk_register_clkdev(clk, "pll_dp", NULL);
  1162. clks[TEGRA124_CLK_PLL_DP] = clk;
  1163. /* PLLD2 */
  1164. clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
  1165. &tegra124_pll_d2_params, NULL);
  1166. clk_register_clkdev(clk, "pll_d2", NULL);
  1167. clks[TEGRA124_CLK_PLL_D2] = clk;
  1168. /* PLLD2_OUT0 ?? */
  1169. clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
  1170. CLK_SET_RATE_PARENT, 1, 2);
  1171. clk_register_clkdev(clk, "pll_d2_out0", NULL);
  1172. clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
  1173. }
  1174. /* Tegra124 CPU clock and reset control functions */
  1175. static void tegra124_wait_cpu_in_reset(u32 cpu)
  1176. {
  1177. unsigned int reg;
  1178. do {
  1179. reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
  1180. cpu_relax();
  1181. } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
  1182. }
  1183. static void tegra124_disable_cpu_clock(u32 cpu)
  1184. {
  1185. /* flow controller would take care in the power sequence. */
  1186. }
  1187. #ifdef CONFIG_PM_SLEEP
  1188. static void tegra124_cpu_clock_suspend(void)
  1189. {
  1190. /* switch coresite to clk_m, save off original source */
  1191. tegra124_cpu_clk_sctx.clk_csite_src =
  1192. readl(clk_base + CLK_SOURCE_CSITE);
  1193. writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
  1194. }
  1195. static void tegra124_cpu_clock_resume(void)
  1196. {
  1197. writel(tegra124_cpu_clk_sctx.clk_csite_src,
  1198. clk_base + CLK_SOURCE_CSITE);
  1199. }
  1200. #endif
  1201. static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
  1202. .wait_for_reset = tegra124_wait_cpu_in_reset,
  1203. .disable_clock = tegra124_disable_cpu_clock,
  1204. #ifdef CONFIG_PM_SLEEP
  1205. .suspend = tegra124_cpu_clock_suspend,
  1206. .resume = tegra124_cpu_clock_resume,
  1207. #endif
  1208. };
  1209. static const struct of_device_id pmc_match[] __initconst = {
  1210. { .compatible = "nvidia,tegra124-pmc" },
  1211. {},
  1212. };
  1213. static struct tegra_clk_init_table init_table[] __initdata = {
  1214. {TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0},
  1215. {TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0},
  1216. {TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0},
  1217. {TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0},
  1218. {TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 1},
  1219. {TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 1},
  1220. {TEGRA124_CLK_EXTERN1, TEGRA124_CLK_PLL_A_OUT0, 0, 1},
  1221. {TEGRA124_CLK_CLK_OUT_1_MUX, TEGRA124_CLK_EXTERN1, 0, 1},
  1222. {TEGRA124_CLK_CLK_OUT_1, TEGRA124_CLK_CLK_MAX, 0, 1},
  1223. {TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
  1224. {TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
  1225. {TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
  1226. {TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
  1227. {TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0},
  1228. {TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0},
  1229. {TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1},
  1230. {TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1},
  1231. {TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1},
  1232. {TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1},
  1233. {TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0},
  1234. {TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0},
  1235. {TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1},
  1236. {TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0},
  1237. {TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0},
  1238. /* This MUST be the last entry. */
  1239. {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0},
  1240. };
  1241. static void __init tegra124_clock_apply_init_table(void)
  1242. {
  1243. tegra_init_from_table(init_table, clks, TEGRA124_CLK_CLK_MAX);
  1244. }
  1245. static void __init tegra124_clock_init(struct device_node *np)
  1246. {
  1247. struct device_node *node;
  1248. clk_base = of_iomap(np, 0);
  1249. if (!clk_base) {
  1250. pr_err("ioremap tegra124 CAR failed\n");
  1251. return;
  1252. }
  1253. node = of_find_matching_node(NULL, pmc_match);
  1254. if (!node) {
  1255. pr_err("Failed to find pmc node\n");
  1256. WARN_ON(1);
  1257. return;
  1258. }
  1259. pmc_base = of_iomap(node, 0);
  1260. if (!pmc_base) {
  1261. pr_err("Can't map pmc registers\n");
  1262. WARN_ON(1);
  1263. return;
  1264. }
  1265. clks = tegra_clk_init(TEGRA124_CLK_CLK_MAX, 6);
  1266. if (!clks)
  1267. return;
  1268. if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
  1269. ARRAY_SIZE(tegra124_input_freq), &osc_freq, &pll_ref_freq) < 0)
  1270. return;
  1271. tegra_fixed_clk_init(tegra124_clks);
  1272. tegra124_pll_init(clk_base, pmc_base);
  1273. tegra124_periph_clk_init(clk_base, pmc_base);
  1274. tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks, &pll_a_params);
  1275. tegra_pmc_clk_init(pmc_base, tegra124_clks);
  1276. tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
  1277. &pll_x_params);
  1278. tegra_add_of_provider(np);
  1279. tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
  1280. tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
  1281. tegra_cpu_car_ops = &tegra124_cpu_car_ops;
  1282. }
  1283. CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);