clk-tegra124.c 57 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387138813891390139113921393139413951396139713981399140014011402140314041405140614071408140914101411141214131414141514161417141814191420142114221423142414251426142714281429143014311432143314341435143614371438143914401441144214431444144514461447144814491450145114521453145414551456145714581459146014611462146314641465146614671468146914701471147214731474147514761477147814791480148114821483148414851486148714881489149014911492149314941495149614971498149915001501150215031504150515061507150815091510151115121513151415151516151715181519152015211522152315241525152615271528152915301531153215331534153515361537153815391540154115421543154415451546154715481549155015511552155315541555155615571558155915601561156215631564156515661567156815691570157115721573157415751576157715781579158015811582158315841585158615871588158915901591159215931594159515961597
  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
  4. */
  5. #include <linux/io.h>
  6. #include <linux/clk-provider.h>
  7. #include <linux/clkdev.h>
  8. #include <linux/of.h>
  9. #include <linux/of_address.h>
  10. #include <linux/delay.h>
  11. #include <linux/export.h>
  12. #include <linux/clk/tegra.h>
  13. #include <dt-bindings/clock/tegra124-car.h>
  14. #include <dt-bindings/reset/tegra124-car.h>
  15. #include "clk.h"
  16. #include "clk-id.h"
  17. /*
  18. * TEGRA124_CAR_BANK_COUNT: the number of peripheral clock register
  19. * banks present in the Tegra124/132 CAR IP block. The banks are
  20. * identified by single letters, e.g.: L, H, U, V, W, X. See
  21. * periph_regs[] in drivers/clk/tegra/clk.c
  22. */
  23. #define TEGRA124_CAR_BANK_COUNT 6
  24. #define CLK_SOURCE_CSITE 0x1d4
  25. #define CLK_SOURCE_EMC 0x19c
  26. #define CLK_SOURCE_SOR0 0x414
  27. #define RST_DFLL_DVCO 0x2f4
  28. #define DVFS_DFLL_RESET_SHIFT 0
  29. #define PLLC_BASE 0x80
  30. #define PLLC_OUT 0x84
  31. #define PLLC_MISC2 0x88
  32. #define PLLC_MISC 0x8c
  33. #define PLLC2_BASE 0x4e8
  34. #define PLLC2_MISC 0x4ec
  35. #define PLLC3_BASE 0x4fc
  36. #define PLLC3_MISC 0x500
  37. #define PLLM_BASE 0x90
  38. #define PLLM_OUT 0x94
  39. #define PLLM_MISC 0x9c
  40. #define PLLP_BASE 0xa0
  41. #define PLLP_MISC 0xac
  42. #define PLLA_BASE 0xb0
  43. #define PLLA_MISC 0xbc
  44. #define PLLD_BASE 0xd0
  45. #define PLLD_MISC 0xdc
  46. #define PLLU_BASE 0xc0
  47. #define PLLU_MISC 0xcc
  48. #define PLLX_BASE 0xe0
  49. #define PLLX_MISC 0xe4
  50. #define PLLX_MISC2 0x514
  51. #define PLLX_MISC3 0x518
  52. #define PLLE_BASE 0xe8
  53. #define PLLE_MISC 0xec
  54. #define PLLD2_BASE 0x4b8
  55. #define PLLD2_MISC 0x4bc
  56. #define PLLE_AUX 0x48c
  57. #define PLLRE_BASE 0x4c4
  58. #define PLLRE_MISC 0x4c8
  59. #define PLLDP_BASE 0x590
  60. #define PLLDP_MISC 0x594
  61. #define PLLC4_BASE 0x5a4
  62. #define PLLC4_MISC 0x5a8
  63. #define PLLC_IDDQ_BIT 26
  64. #define PLLRE_IDDQ_BIT 16
  65. #define PLLSS_IDDQ_BIT 19
  66. #define PLL_BASE_LOCK BIT(27)
  67. #define PLLE_MISC_LOCK BIT(11)
  68. #define PLLRE_MISC_LOCK BIT(24)
  69. #define PLL_MISC_LOCK_ENABLE 18
  70. #define PLLC_MISC_LOCK_ENABLE 24
  71. #define PLLDU_MISC_LOCK_ENABLE 22
  72. #define PLLE_MISC_LOCK_ENABLE 9
  73. #define PLLRE_MISC_LOCK_ENABLE 30
  74. #define PLLSS_MISC_LOCK_ENABLE 30
  75. #define PLLXC_SW_MAX_P 6
  76. #define PMC_PLLM_WB0_OVERRIDE 0x1dc
  77. #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
  78. #define CCLKG_BURST_POLICY 0x368
  79. /* Tegra CPU clock and reset control regs */
  80. #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
  81. #define MASK(x) (BIT(x) - 1)
  82. #define MUX8_NOGATE_LOCK(_name, _parents, _offset, _clk_id, _lock) \
  83. TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset, \
  84. 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP,\
  85. 0, TEGRA_PERIPH_NO_GATE, _clk_id,\
  86. _parents##_idx, 0, _lock)
  87. #define NODIV(_name, _parents, _offset, \
  88. _mux_shift, _mux_mask, _clk_num, \
  89. _gate_flags, _clk_id, _lock) \
  90. TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset,\
  91. _mux_shift, _mux_mask, 0, 0, 0, 0, 0,\
  92. _clk_num, (_gate_flags) | TEGRA_PERIPH_NO_DIV,\
  93. _clk_id, _parents##_idx, 0, _lock)
  94. #ifdef CONFIG_PM_SLEEP
  95. static struct cpu_clk_suspend_context {
  96. u32 clk_csite_src;
  97. u32 cclkg_burst;
  98. u32 cclkg_divider;
  99. } tegra124_cpu_clk_sctx;
  100. #endif
  101. static void __iomem *clk_base;
  102. static void __iomem *pmc_base;
  103. static unsigned long osc_freq;
  104. static unsigned long pll_ref_freq;
  105. static DEFINE_SPINLOCK(pll_d_lock);
  106. static DEFINE_SPINLOCK(pll_e_lock);
  107. static DEFINE_SPINLOCK(pll_re_lock);
  108. static DEFINE_SPINLOCK(pll_u_lock);
  109. static DEFINE_SPINLOCK(emc_lock);
  110. static DEFINE_SPINLOCK(sor0_lock);
  111. /* possible OSC frequencies in Hz */
  112. static unsigned long tegra124_input_freq[] = {
  113. [ 0] = 13000000,
  114. [ 1] = 16800000,
  115. [ 4] = 19200000,
  116. [ 5] = 38400000,
  117. [ 8] = 12000000,
  118. [ 9] = 48000000,
  119. [12] = 26000000,
  120. };
  121. static struct div_nmp pllxc_nmp = {
  122. .divm_shift = 0,
  123. .divm_width = 8,
  124. .divn_shift = 8,
  125. .divn_width = 8,
  126. .divp_shift = 20,
  127. .divp_width = 4,
  128. };
  129. static const struct pdiv_map pllxc_p[] = {
  130. { .pdiv = 1, .hw_val = 0 },
  131. { .pdiv = 2, .hw_val = 1 },
  132. { .pdiv = 3, .hw_val = 2 },
  133. { .pdiv = 4, .hw_val = 3 },
  134. { .pdiv = 5, .hw_val = 4 },
  135. { .pdiv = 6, .hw_val = 5 },
  136. { .pdiv = 8, .hw_val = 6 },
  137. { .pdiv = 10, .hw_val = 7 },
  138. { .pdiv = 12, .hw_val = 8 },
  139. { .pdiv = 16, .hw_val = 9 },
  140. { .pdiv = 12, .hw_val = 10 },
  141. { .pdiv = 16, .hw_val = 11 },
  142. { .pdiv = 20, .hw_val = 12 },
  143. { .pdiv = 24, .hw_val = 13 },
  144. { .pdiv = 32, .hw_val = 14 },
  145. { .pdiv = 0, .hw_val = 0 },
  146. };
  147. static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
  148. /* 1 GHz */
  149. { 12000000, 1000000000, 83, 1, 1, 0 }, /* actual: 996.0 MHz */
  150. { 13000000, 1000000000, 76, 1, 1, 0 }, /* actual: 988.0 MHz */
  151. { 16800000, 1000000000, 59, 1, 1, 0 }, /* actual: 991.2 MHz */
  152. { 19200000, 1000000000, 52, 1, 1, 0 }, /* actual: 998.4 MHz */
  153. { 26000000, 1000000000, 76, 2, 1, 0 }, /* actual: 988.0 MHz */
  154. { 0, 0, 0, 0, 0, 0 },
  155. };
  156. static struct tegra_clk_pll_params pll_x_params = {
  157. .input_min = 12000000,
  158. .input_max = 800000000,
  159. .cf_min = 12000000,
  160. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  161. .vco_min = 700000000,
  162. .vco_max = 3000000000UL,
  163. .base_reg = PLLX_BASE,
  164. .misc_reg = PLLX_MISC,
  165. .lock_mask = PLL_BASE_LOCK,
  166. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  167. .lock_delay = 300,
  168. .iddq_reg = PLLX_MISC3,
  169. .iddq_bit_idx = 3,
  170. .max_p = 6,
  171. .dyn_ramp_reg = PLLX_MISC2,
  172. .stepa_shift = 16,
  173. .stepb_shift = 24,
  174. .pdiv_tohw = pllxc_p,
  175. .div_nmp = &pllxc_nmp,
  176. .freq_table = pll_x_freq_table,
  177. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  178. };
  179. static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
  180. { 12000000, 624000000, 104, 1, 2, 0 },
  181. { 12000000, 600000000, 100, 1, 2, 0 },
  182. { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
  183. { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
  184. { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
  185. { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
  186. { 0, 0, 0, 0, 0, 0 },
  187. };
  188. static struct tegra_clk_pll_params pll_c_params = {
  189. .input_min = 12000000,
  190. .input_max = 800000000,
  191. .cf_min = 12000000,
  192. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  193. .vco_min = 600000000,
  194. .vco_max = 1400000000,
  195. .base_reg = PLLC_BASE,
  196. .misc_reg = PLLC_MISC,
  197. .lock_mask = PLL_BASE_LOCK,
  198. .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE,
  199. .lock_delay = 300,
  200. .iddq_reg = PLLC_MISC,
  201. .iddq_bit_idx = PLLC_IDDQ_BIT,
  202. .max_p = PLLXC_SW_MAX_P,
  203. .dyn_ramp_reg = PLLC_MISC2,
  204. .stepa_shift = 17,
  205. .stepb_shift = 9,
  206. .pdiv_tohw = pllxc_p,
  207. .div_nmp = &pllxc_nmp,
  208. .freq_table = pll_c_freq_table,
  209. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  210. };
  211. static struct div_nmp pllcx_nmp = {
  212. .divm_shift = 0,
  213. .divm_width = 2,
  214. .divn_shift = 8,
  215. .divn_width = 8,
  216. .divp_shift = 20,
  217. .divp_width = 3,
  218. };
  219. static const struct pdiv_map pllc_p[] = {
  220. { .pdiv = 1, .hw_val = 0 },
  221. { .pdiv = 2, .hw_val = 1 },
  222. { .pdiv = 3, .hw_val = 2 },
  223. { .pdiv = 4, .hw_val = 3 },
  224. { .pdiv = 6, .hw_val = 4 },
  225. { .pdiv = 8, .hw_val = 5 },
  226. { .pdiv = 12, .hw_val = 6 },
  227. { .pdiv = 16, .hw_val = 7 },
  228. { .pdiv = 0, .hw_val = 0 },
  229. };
  230. static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
  231. { 12000000, 600000000, 100, 1, 2, 0 },
  232. { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
  233. { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
  234. { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
  235. { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
  236. { 0, 0, 0, 0, 0, 0 },
  237. };
  238. static struct tegra_clk_pll_params pll_c2_params = {
  239. .input_min = 12000000,
  240. .input_max = 48000000,
  241. .cf_min = 12000000,
  242. .cf_max = 19200000,
  243. .vco_min = 600000000,
  244. .vco_max = 1200000000,
  245. .base_reg = PLLC2_BASE,
  246. .misc_reg = PLLC2_MISC,
  247. .lock_mask = PLL_BASE_LOCK,
  248. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  249. .lock_delay = 300,
  250. .pdiv_tohw = pllc_p,
  251. .div_nmp = &pllcx_nmp,
  252. .max_p = 7,
  253. .ext_misc_reg[0] = 0x4f0,
  254. .ext_misc_reg[1] = 0x4f4,
  255. .ext_misc_reg[2] = 0x4f8,
  256. .freq_table = pll_cx_freq_table,
  257. .flags = TEGRA_PLL_USE_LOCK,
  258. };
  259. static struct tegra_clk_pll_params pll_c3_params = {
  260. .input_min = 12000000,
  261. .input_max = 48000000,
  262. .cf_min = 12000000,
  263. .cf_max = 19200000,
  264. .vco_min = 600000000,
  265. .vco_max = 1200000000,
  266. .base_reg = PLLC3_BASE,
  267. .misc_reg = PLLC3_MISC,
  268. .lock_mask = PLL_BASE_LOCK,
  269. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  270. .lock_delay = 300,
  271. .pdiv_tohw = pllc_p,
  272. .div_nmp = &pllcx_nmp,
  273. .max_p = 7,
  274. .ext_misc_reg[0] = 0x504,
  275. .ext_misc_reg[1] = 0x508,
  276. .ext_misc_reg[2] = 0x50c,
  277. .freq_table = pll_cx_freq_table,
  278. .flags = TEGRA_PLL_USE_LOCK,
  279. };
  280. static struct div_nmp pllss_nmp = {
  281. .divm_shift = 0,
  282. .divm_width = 8,
  283. .divn_shift = 8,
  284. .divn_width = 8,
  285. .divp_shift = 20,
  286. .divp_width = 4,
  287. };
  288. static const struct pdiv_map pll12g_ssd_esd_p[] = {
  289. { .pdiv = 1, .hw_val = 0 },
  290. { .pdiv = 2, .hw_val = 1 },
  291. { .pdiv = 3, .hw_val = 2 },
  292. { .pdiv = 4, .hw_val = 3 },
  293. { .pdiv = 5, .hw_val = 4 },
  294. { .pdiv = 6, .hw_val = 5 },
  295. { .pdiv = 8, .hw_val = 6 },
  296. { .pdiv = 10, .hw_val = 7 },
  297. { .pdiv = 12, .hw_val = 8 },
  298. { .pdiv = 16, .hw_val = 9 },
  299. { .pdiv = 12, .hw_val = 10 },
  300. { .pdiv = 16, .hw_val = 11 },
  301. { .pdiv = 20, .hw_val = 12 },
  302. { .pdiv = 24, .hw_val = 13 },
  303. { .pdiv = 32, .hw_val = 14 },
  304. { .pdiv = 0, .hw_val = 0 },
  305. };
  306. static struct tegra_clk_pll_freq_table pll_c4_freq_table[] = {
  307. { 12000000, 600000000, 100, 1, 2, 0 },
  308. { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
  309. { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
  310. { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
  311. { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
  312. { 0, 0, 0, 0, 0, 0 },
  313. };
  314. static struct tegra_clk_pll_params pll_c4_params = {
  315. .input_min = 12000000,
  316. .input_max = 1000000000,
  317. .cf_min = 12000000,
  318. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  319. .vco_min = 600000000,
  320. .vco_max = 1200000000,
  321. .base_reg = PLLC4_BASE,
  322. .misc_reg = PLLC4_MISC,
  323. .lock_mask = PLL_BASE_LOCK,
  324. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  325. .lock_delay = 300,
  326. .iddq_reg = PLLC4_BASE,
  327. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  328. .pdiv_tohw = pll12g_ssd_esd_p,
  329. .div_nmp = &pllss_nmp,
  330. .ext_misc_reg[0] = 0x5ac,
  331. .ext_misc_reg[1] = 0x5b0,
  332. .ext_misc_reg[2] = 0x5b4,
  333. .freq_table = pll_c4_freq_table,
  334. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  335. };
  336. static const struct pdiv_map pllm_p[] = {
  337. { .pdiv = 1, .hw_val = 0 },
  338. { .pdiv = 2, .hw_val = 1 },
  339. { .pdiv = 3, .hw_val = 2 },
  340. { .pdiv = 4, .hw_val = 3 },
  341. { .pdiv = 5, .hw_val = 4 },
  342. { .pdiv = 6, .hw_val = 5 },
  343. { .pdiv = 8, .hw_val = 6 },
  344. { .pdiv = 10, .hw_val = 7 },
  345. { .pdiv = 12, .hw_val = 8 },
  346. { .pdiv = 16, .hw_val = 9 },
  347. { .pdiv = 12, .hw_val = 10 },
  348. { .pdiv = 16, .hw_val = 11 },
  349. { .pdiv = 20, .hw_val = 12 },
  350. { .pdiv = 24, .hw_val = 13 },
  351. { .pdiv = 32, .hw_val = 14 },
  352. { .pdiv = 0, .hw_val = 0 },
  353. };
  354. static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
  355. { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */
  356. { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */
  357. { 16800000, 800000000, 47, 1, 1, 0 }, /* actual: 789.6 MHz */
  358. { 19200000, 800000000, 41, 1, 1, 0 }, /* actual: 787.2 MHz */
  359. { 26000000, 800000000, 61, 2, 1, 0 }, /* actual: 793.0 MHz */
  360. { 0, 0, 0, 0, 0, 0},
  361. };
  362. static struct div_nmp pllm_nmp = {
  363. .divm_shift = 0,
  364. .divm_width = 8,
  365. .override_divm_shift = 0,
  366. .divn_shift = 8,
  367. .divn_width = 8,
  368. .override_divn_shift = 8,
  369. .divp_shift = 20,
  370. .divp_width = 1,
  371. .override_divp_shift = 27,
  372. };
  373. static struct tegra_clk_pll_params pll_m_params = {
  374. .input_min = 12000000,
  375. .input_max = 500000000,
  376. .cf_min = 12000000,
  377. .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */
  378. .vco_min = 400000000,
  379. .vco_max = 1066000000,
  380. .base_reg = PLLM_BASE,
  381. .misc_reg = PLLM_MISC,
  382. .lock_mask = PLL_BASE_LOCK,
  383. .lock_delay = 300,
  384. .max_p = 5,
  385. .pdiv_tohw = pllm_p,
  386. .div_nmp = &pllm_nmp,
  387. .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
  388. .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
  389. .freq_table = pll_m_freq_table,
  390. .flags = TEGRA_PLL_USE_LOCK,
  391. };
  392. static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
  393. /* PLLE special case: use cpcon field to store cml divider value */
  394. { 336000000, 100000000, 100, 21, 16, 11 },
  395. { 312000000, 100000000, 200, 26, 24, 13 },
  396. { 13000000, 100000000, 200, 1, 26, 13 },
  397. { 12000000, 100000000, 200, 1, 24, 13 },
  398. { 0, 0, 0, 0, 0, 0 },
  399. };
  400. static const struct pdiv_map plle_p[] = {
  401. { .pdiv = 1, .hw_val = 0 },
  402. { .pdiv = 2, .hw_val = 1 },
  403. { .pdiv = 3, .hw_val = 2 },
  404. { .pdiv = 4, .hw_val = 3 },
  405. { .pdiv = 5, .hw_val = 4 },
  406. { .pdiv = 6, .hw_val = 5 },
  407. { .pdiv = 8, .hw_val = 6 },
  408. { .pdiv = 10, .hw_val = 7 },
  409. { .pdiv = 12, .hw_val = 8 },
  410. { .pdiv = 16, .hw_val = 9 },
  411. { .pdiv = 12, .hw_val = 10 },
  412. { .pdiv = 16, .hw_val = 11 },
  413. { .pdiv = 20, .hw_val = 12 },
  414. { .pdiv = 24, .hw_val = 13 },
  415. { .pdiv = 32, .hw_val = 14 },
  416. { .pdiv = 1, .hw_val = 0 },
  417. };
  418. static struct div_nmp plle_nmp = {
  419. .divm_shift = 0,
  420. .divm_width = 8,
  421. .divn_shift = 8,
  422. .divn_width = 8,
  423. .divp_shift = 24,
  424. .divp_width = 4,
  425. };
  426. static struct tegra_clk_pll_params pll_e_params = {
  427. .input_min = 12000000,
  428. .input_max = 1000000000,
  429. .cf_min = 12000000,
  430. .cf_max = 75000000,
  431. .vco_min = 1600000000,
  432. .vco_max = 2400000000U,
  433. .base_reg = PLLE_BASE,
  434. .misc_reg = PLLE_MISC,
  435. .aux_reg = PLLE_AUX,
  436. .lock_mask = PLLE_MISC_LOCK,
  437. .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
  438. .lock_delay = 300,
  439. .pdiv_tohw = plle_p,
  440. .div_nmp = &plle_nmp,
  441. .freq_table = pll_e_freq_table,
  442. .flags = TEGRA_PLL_FIXED | TEGRA_PLL_HAS_LOCK_ENABLE,
  443. .fixed_rate = 100000000,
  444. };
  445. static const struct clk_div_table pll_re_div_table[] = {
  446. { .val = 0, .div = 1 },
  447. { .val = 1, .div = 2 },
  448. { .val = 2, .div = 3 },
  449. { .val = 3, .div = 4 },
  450. { .val = 4, .div = 5 },
  451. { .val = 5, .div = 6 },
  452. { .val = 0, .div = 0 },
  453. };
  454. static struct div_nmp pllre_nmp = {
  455. .divm_shift = 0,
  456. .divm_width = 8,
  457. .divn_shift = 8,
  458. .divn_width = 8,
  459. .divp_shift = 16,
  460. .divp_width = 4,
  461. };
  462. static struct tegra_clk_pll_params pll_re_vco_params = {
  463. .input_min = 12000000,
  464. .input_max = 1000000000,
  465. .cf_min = 12000000,
  466. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  467. .vco_min = 300000000,
  468. .vco_max = 600000000,
  469. .base_reg = PLLRE_BASE,
  470. .misc_reg = PLLRE_MISC,
  471. .lock_mask = PLLRE_MISC_LOCK,
  472. .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
  473. .lock_delay = 300,
  474. .iddq_reg = PLLRE_MISC,
  475. .iddq_bit_idx = PLLRE_IDDQ_BIT,
  476. .div_nmp = &pllre_nmp,
  477. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE |
  478. TEGRA_PLL_LOCK_MISC,
  479. };
  480. static struct div_nmp pllp_nmp = {
  481. .divm_shift = 0,
  482. .divm_width = 5,
  483. .divn_shift = 8,
  484. .divn_width = 10,
  485. .divp_shift = 20,
  486. .divp_width = 3,
  487. };
  488. static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
  489. { 12000000, 408000000, 408, 12, 1, 8 },
  490. { 13000000, 408000000, 408, 13, 1, 8 },
  491. { 16800000, 408000000, 340, 14, 1, 8 },
  492. { 19200000, 408000000, 340, 16, 1, 8 },
  493. { 26000000, 408000000, 408, 26, 1, 8 },
  494. { 0, 0, 0, 0, 0, 0 },
  495. };
  496. static struct tegra_clk_pll_params pll_p_params = {
  497. .input_min = 2000000,
  498. .input_max = 31000000,
  499. .cf_min = 1000000,
  500. .cf_max = 6000000,
  501. .vco_min = 200000000,
  502. .vco_max = 700000000,
  503. .base_reg = PLLP_BASE,
  504. .misc_reg = PLLP_MISC,
  505. .lock_mask = PLL_BASE_LOCK,
  506. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  507. .lock_delay = 300,
  508. .div_nmp = &pllp_nmp,
  509. .freq_table = pll_p_freq_table,
  510. .fixed_rate = 408000000,
  511. .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK |
  512. TEGRA_PLL_HAS_LOCK_ENABLE,
  513. };
  514. static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
  515. { 9600000, 282240000, 147, 5, 1, 4 },
  516. { 9600000, 368640000, 192, 5, 1, 4 },
  517. { 9600000, 240000000, 200, 8, 1, 8 },
  518. { 28800000, 282240000, 245, 25, 1, 8 },
  519. { 28800000, 368640000, 320, 25, 1, 8 },
  520. { 28800000, 240000000, 200, 24, 1, 8 },
  521. { 0, 0, 0, 0, 0, 0 },
  522. };
  523. static struct tegra_clk_pll_params pll_a_params = {
  524. .input_min = 2000000,
  525. .input_max = 31000000,
  526. .cf_min = 1000000,
  527. .cf_max = 6000000,
  528. .vco_min = 200000000,
  529. .vco_max = 700000000,
  530. .base_reg = PLLA_BASE,
  531. .misc_reg = PLLA_MISC,
  532. .lock_mask = PLL_BASE_LOCK,
  533. .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
  534. .lock_delay = 300,
  535. .div_nmp = &pllp_nmp,
  536. .freq_table = pll_a_freq_table,
  537. .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK |
  538. TEGRA_PLL_HAS_LOCK_ENABLE,
  539. };
  540. static struct div_nmp plld_nmp = {
  541. .divm_shift = 0,
  542. .divm_width = 5,
  543. .divn_shift = 8,
  544. .divn_width = 11,
  545. .divp_shift = 20,
  546. .divp_width = 3,
  547. };
  548. static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
  549. { 12000000, 216000000, 864, 12, 4, 12 },
  550. { 13000000, 216000000, 864, 13, 4, 12 },
  551. { 16800000, 216000000, 720, 14, 4, 12 },
  552. { 19200000, 216000000, 720, 16, 4, 12 },
  553. { 26000000, 216000000, 864, 26, 4, 12 },
  554. { 12000000, 594000000, 594, 12, 1, 12 },
  555. { 13000000, 594000000, 594, 13, 1, 12 },
  556. { 16800000, 594000000, 495, 14, 1, 12 },
  557. { 19200000, 594000000, 495, 16, 1, 12 },
  558. { 26000000, 594000000, 594, 26, 1, 12 },
  559. { 12000000, 1000000000, 1000, 12, 1, 12 },
  560. { 13000000, 1000000000, 1000, 13, 1, 12 },
  561. { 19200000, 1000000000, 625, 12, 1, 12 },
  562. { 26000000, 1000000000, 1000, 26, 1, 12 },
  563. { 0, 0, 0, 0, 0, 0 },
  564. };
  565. static struct tegra_clk_pll_params pll_d_params = {
  566. .input_min = 2000000,
  567. .input_max = 40000000,
  568. .cf_min = 1000000,
  569. .cf_max = 6000000,
  570. .vco_min = 500000000,
  571. .vco_max = 1000000000,
  572. .base_reg = PLLD_BASE,
  573. .misc_reg = PLLD_MISC,
  574. .lock_mask = PLL_BASE_LOCK,
  575. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  576. .lock_delay = 1000,
  577. .div_nmp = &plld_nmp,
  578. .freq_table = pll_d_freq_table,
  579. .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  580. TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  581. };
  582. static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = {
  583. { 12000000, 594000000, 99, 1, 2, 0 },
  584. { 13000000, 594000000, 91, 1, 2, 0 }, /* actual: 591.5 MHz */
  585. { 16800000, 594000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
  586. { 19200000, 594000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
  587. { 26000000, 594000000, 91, 2, 2, 0 }, /* actual: 591.5 MHz */
  588. { 0, 0, 0, 0, 0, 0 },
  589. };
  590. static struct tegra_clk_pll_params tegra124_pll_d2_params = {
  591. .input_min = 12000000,
  592. .input_max = 1000000000,
  593. .cf_min = 12000000,
  594. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  595. .vco_min = 600000000,
  596. .vco_max = 1200000000,
  597. .base_reg = PLLD2_BASE,
  598. .misc_reg = PLLD2_MISC,
  599. .lock_mask = PLL_BASE_LOCK,
  600. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  601. .lock_delay = 300,
  602. .iddq_reg = PLLD2_BASE,
  603. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  604. .pdiv_tohw = pll12g_ssd_esd_p,
  605. .div_nmp = &pllss_nmp,
  606. .ext_misc_reg[0] = 0x570,
  607. .ext_misc_reg[1] = 0x574,
  608. .ext_misc_reg[2] = 0x578,
  609. .max_p = 15,
  610. .freq_table = tegra124_pll_d2_freq_table,
  611. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  612. };
  613. static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
  614. { 12000000, 600000000, 100, 1, 2, 0 },
  615. { 13000000, 600000000, 92, 1, 2, 0 }, /* actual: 598.0 MHz */
  616. { 16800000, 600000000, 71, 1, 2, 0 }, /* actual: 596.4 MHz */
  617. { 19200000, 600000000, 62, 1, 2, 0 }, /* actual: 595.2 MHz */
  618. { 26000000, 600000000, 92, 2, 2, 0 }, /* actual: 598.0 MHz */
  619. { 0, 0, 0, 0, 0, 0 },
  620. };
  621. static struct tegra_clk_pll_params pll_dp_params = {
  622. .input_min = 12000000,
  623. .input_max = 1000000000,
  624. .cf_min = 12000000,
  625. .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */
  626. .vco_min = 600000000,
  627. .vco_max = 1200000000,
  628. .base_reg = PLLDP_BASE,
  629. .misc_reg = PLLDP_MISC,
  630. .lock_mask = PLL_BASE_LOCK,
  631. .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
  632. .lock_delay = 300,
  633. .iddq_reg = PLLDP_BASE,
  634. .iddq_bit_idx = PLLSS_IDDQ_BIT,
  635. .pdiv_tohw = pll12g_ssd_esd_p,
  636. .div_nmp = &pllss_nmp,
  637. .ext_misc_reg[0] = 0x598,
  638. .ext_misc_reg[1] = 0x59c,
  639. .ext_misc_reg[2] = 0x5a0,
  640. .max_p = 5,
  641. .freq_table = pll_dp_freq_table,
  642. .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  643. };
  644. static const struct pdiv_map pllu_p[] = {
  645. { .pdiv = 1, .hw_val = 1 },
  646. { .pdiv = 2, .hw_val = 0 },
  647. { .pdiv = 0, .hw_val = 0 },
  648. };
  649. static struct div_nmp pllu_nmp = {
  650. .divm_shift = 0,
  651. .divm_width = 5,
  652. .divn_shift = 8,
  653. .divn_width = 10,
  654. .divp_shift = 20,
  655. .divp_width = 1,
  656. };
  657. static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
  658. { 12000000, 480000000, 960, 12, 2, 12 },
  659. { 13000000, 480000000, 960, 13, 2, 12 },
  660. { 16800000, 480000000, 400, 7, 2, 5 },
  661. { 19200000, 480000000, 200, 4, 2, 3 },
  662. { 26000000, 480000000, 960, 26, 2, 12 },
  663. { 0, 0, 0, 0, 0, 0 },
  664. };
  665. static struct tegra_clk_pll_params pll_u_params = {
  666. .input_min = 2000000,
  667. .input_max = 40000000,
  668. .cf_min = 1000000,
  669. .cf_max = 6000000,
  670. .vco_min = 480000000,
  671. .vco_max = 960000000,
  672. .base_reg = PLLU_BASE,
  673. .misc_reg = PLLU_MISC,
  674. .lock_mask = PLL_BASE_LOCK,
  675. .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
  676. .lock_delay = 1000,
  677. .pdiv_tohw = pllu_p,
  678. .div_nmp = &pllu_nmp,
  679. .freq_table = pll_u_freq_table,
  680. .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
  681. TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
  682. };
  683. static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = {
  684. [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true },
  685. [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true },
  686. [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true },
  687. [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true },
  688. [tegra_clk_sdmmc2_8] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true },
  689. [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true },
  690. [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true },
  691. [tegra_clk_sdmmc1_8] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true },
  692. [tegra_clk_sdmmc4_8] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true },
  693. [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true },
  694. [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true },
  695. [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true },
  696. [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true },
  697. [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true },
  698. [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true },
  699. [tegra_clk_host1x_8] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true },
  700. [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true },
  701. [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true },
  702. [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true },
  703. [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true },
  704. [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true },
  705. [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true },
  706. [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true },
  707. [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true },
  708. [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true },
  709. [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true },
  710. [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true },
  711. [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true },
  712. [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true },
  713. [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true },
  714. [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true },
  715. [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true },
  716. [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true },
  717. [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true },
  718. [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true },
  719. [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true },
  720. [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true },
  721. [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true },
  722. [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true },
  723. [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true },
  724. [tegra_clk_sdmmc3_8] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true },
  725. [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true },
  726. [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true },
  727. [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true },
  728. [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true },
  729. [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true },
  730. [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true },
  731. [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true },
  732. [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true },
  733. [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true },
  734. [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true },
  735. [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true },
  736. [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true },
  737. [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true },
  738. [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true },
  739. [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true },
  740. [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true },
  741. [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true },
  742. [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true },
  743. [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true },
  744. [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true },
  745. [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true },
  746. [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true },
  747. [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true },
  748. [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true },
  749. [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true },
  750. [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true },
  751. [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true },
  752. [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true },
  753. [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true },
  754. [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true },
  755. [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true },
  756. [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true },
  757. [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true },
  758. [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true },
  759. [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true },
  760. [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true },
  761. [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true },
  762. [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true },
  763. [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true },
  764. [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true },
  765. [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true },
  766. [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true },
  767. [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true },
  768. [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true },
  769. [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true },
  770. [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true },
  771. [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true },
  772. [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true },
  773. [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true },
  774. [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true },
  775. [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true },
  776. [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true },
  777. [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true },
  778. [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true },
  779. [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true },
  780. [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true },
  781. [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true },
  782. [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true },
  783. [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true },
  784. [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true },
  785. [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true },
  786. [tegra_clk_sor0_out] = { .dt_id = TEGRA124_CLK_SOR0_OUT, .present = true },
  787. [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true },
  788. [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true },
  789. [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true },
  790. [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true },
  791. [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true },
  792. [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true },
  793. [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true },
  794. [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true },
  795. [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true },
  796. [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true },
  797. [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true },
  798. [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true },
  799. [tegra_clk_osc] = { .dt_id = TEGRA124_CLK_OSC, .present = true },
  800. [tegra_clk_osc_div2] = { .dt_id = TEGRA124_CLK_OSC_DIV2, .present = true },
  801. [tegra_clk_osc_div4] = { .dt_id = TEGRA124_CLK_OSC_DIV4, .present = true },
  802. [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true },
  803. [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true },
  804. [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true },
  805. [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true },
  806. [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true },
  807. [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true },
  808. [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true },
  809. [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true },
  810. [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true },
  811. [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true },
  812. [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true },
  813. [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true },
  814. [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true },
  815. [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true },
  816. [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true },
  817. [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true },
  818. [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true },
  819. [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true },
  820. [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true },
  821. [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true },
  822. [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true },
  823. [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true },
  824. [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true },
  825. [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true },
  826. [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true },
  827. [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true },
  828. [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true },
  829. [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true },
  830. [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true },
  831. [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true },
  832. [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true },
  833. [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true },
  834. [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true },
  835. [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true },
  836. [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true },
  837. [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true },
  838. [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true },
  839. [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true },
  840. [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true },
  841. [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true },
  842. [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true },
  843. [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true },
  844. [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true },
  845. [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true },
  846. [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA124_CLK_XUSB_SS_DIV2, .present = true },
  847. [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true },
  848. [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true },
  849. [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true },
  850. [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true },
  851. [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true },
  852. [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true },
  853. [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true },
  854. [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true },
  855. [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true },
  856. [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true },
  857. [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true },
  858. [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true },
  859. [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true },
  860. [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true },
  861. [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true },
  862. [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true },
  863. [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true },
  864. [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true },
  865. [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true },
  866. [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true },
  867. [tegra_clk_cec] = { .dt_id = TEGRA124_CLK_CEC, .present = true },
  868. };
  869. static struct tegra_devclk devclks[] __initdata = {
  870. { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M },
  871. { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF },
  872. { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K },
  873. { .con_id = "osc", .dt_id = TEGRA124_CLK_OSC },
  874. { .con_id = "osc_div2", .dt_id = TEGRA124_CLK_OSC_DIV2 },
  875. { .con_id = "osc_div4", .dt_id = TEGRA124_CLK_OSC_DIV4 },
  876. { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C },
  877. { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 },
  878. { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 },
  879. { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 },
  880. { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P },
  881. { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 },
  882. { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 },
  883. { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 },
  884. { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 },
  885. { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M },
  886. { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 },
  887. { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X },
  888. { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 },
  889. { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U },
  890. { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M },
  891. { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M },
  892. { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M },
  893. { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M },
  894. { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D },
  895. { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 },
  896. { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 },
  897. { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 },
  898. { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A },
  899. { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 },
  900. { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO },
  901. { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT },
  902. { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC },
  903. { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC },
  904. { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC },
  905. { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC },
  906. { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC },
  907. { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC },
  908. { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC },
  909. { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 },
  910. { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 },
  911. { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 },
  912. { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 },
  913. { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 },
  914. { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF },
  915. { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X },
  916. { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X },
  917. { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X },
  918. { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X },
  919. { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X },
  920. { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X },
  921. { .con_id = "extern1", .dt_id = TEGRA124_CLK_EXTERN1 },
  922. { .con_id = "extern2", .dt_id = TEGRA124_CLK_EXTERN2 },
  923. { .con_id = "extern3", .dt_id = TEGRA124_CLK_EXTERN3 },
  924. { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G },
  925. { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP },
  926. { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK },
  927. { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK },
  928. { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK },
  929. { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE },
  930. { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC },
  931. { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER },
  932. { .con_id = "hda", .dt_id = TEGRA124_CLK_HDA },
  933. { .con_id = "hda2codec_2x", .dt_id = TEGRA124_CLK_HDA2CODEC_2X },
  934. { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI },
  935. };
  936. static const char * const sor0_parents[] = {
  937. "pll_p_out0", "pll_m_out0", "pll_d_out0", "pll_a_out0", "pll_c_out0",
  938. "pll_d2_out0", "clk_m",
  939. };
  940. static const char * const sor0_out_parents[] = {
  941. "clk_m", "sor0_pad_clkout",
  942. };
  943. static struct tegra_periph_init_data tegra124_periph[] = {
  944. TEGRA_INIT_DATA_TABLE("sor0", NULL, NULL, sor0_parents,
  945. CLK_SOURCE_SOR0, 29, 0x7, 0, 0, 0, 0,
  946. 0, 182, 0, tegra_clk_sor0, NULL, 0,
  947. &sor0_lock),
  948. TEGRA_INIT_DATA_TABLE("sor0_out", NULL, NULL, sor0_out_parents,
  949. CLK_SOURCE_SOR0, 14, 0x1, 0, 0, 0, 0,
  950. 0, 0, TEGRA_PERIPH_NO_GATE, tegra_clk_sor0_out,
  951. NULL, 0, &sor0_lock),
  952. };
  953. static struct clk **clks;
  954. static __init void tegra124_periph_clk_init(void __iomem *clk_base,
  955. void __iomem *pmc_base)
  956. {
  957. struct clk *clk;
  958. unsigned int i;
  959. /* xusb_ss_div2 */
  960. clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
  961. 1, 2);
  962. clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk;
  963. clk = tegra_clk_register_periph_fixed("dpaux", "pll_p", 0, clk_base,
  964. 1, 17, 181);
  965. clks[TEGRA124_CLK_DPAUX] = clk;
  966. clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
  967. clk_base + PLLD_MISC, 30, 0, &pll_d_lock);
  968. clks[TEGRA124_CLK_PLL_D_DSI_OUT] = clk;
  969. clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
  970. clk_base, 0, 48,
  971. periph_clk_enb_refcnt);
  972. clks[TEGRA124_CLK_DSIA] = clk;
  973. clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
  974. clk_base, 0, 82,
  975. periph_clk_enb_refcnt);
  976. clks[TEGRA124_CLK_DSIB] = clk;
  977. clk = tegra_clk_register_mc("mc", "emc", clk_base + CLK_SOURCE_EMC,
  978. &emc_lock);
  979. clks[TEGRA124_CLK_MC] = clk;
  980. /* cml0 */
  981. clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
  982. 0, 0, &pll_e_lock);
  983. clk_register_clkdev(clk, "cml0", NULL);
  984. clks[TEGRA124_CLK_CML0] = clk;
  985. /* cml1 */
  986. clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
  987. 1, 0, &pll_e_lock);
  988. clk_register_clkdev(clk, "cml1", NULL);
  989. clks[TEGRA124_CLK_CML1] = clk;
  990. for (i = 0; i < ARRAY_SIZE(tegra124_periph); i++) {
  991. struct tegra_periph_init_data *init = &tegra124_periph[i];
  992. struct clk **clkp;
  993. clkp = tegra_lookup_dt_id(init->clk_id, tegra124_clks);
  994. if (!clkp) {
  995. pr_warn("clock %u not found\n", init->clk_id);
  996. continue;
  997. }
  998. clk = tegra_clk_register_periph_data(clk_base, init);
  999. *clkp = clk;
  1000. }
  1001. tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params);
  1002. }
  1003. static void __init tegra124_pll_init(void __iomem *clk_base,
  1004. void __iomem *pmc)
  1005. {
  1006. struct clk *clk;
  1007. /* PLLC */
  1008. clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base,
  1009. pmc, 0, &pll_c_params, NULL);
  1010. clk_register_clkdev(clk, "pll_c", NULL);
  1011. clks[TEGRA124_CLK_PLL_C] = clk;
  1012. /* PLLC_OUT1 */
  1013. clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
  1014. clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1015. 8, 8, 1, NULL);
  1016. clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
  1017. clk_base + PLLC_OUT, 1, 0,
  1018. CLK_SET_RATE_PARENT, 0, NULL);
  1019. clk_register_clkdev(clk, "pll_c_out1", NULL);
  1020. clks[TEGRA124_CLK_PLL_C_OUT1] = clk;
  1021. /* PLLC_UD */
  1022. clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
  1023. CLK_SET_RATE_PARENT, 1, 1);
  1024. clk_register_clkdev(clk, "pll_c_ud", NULL);
  1025. clks[TEGRA124_CLK_PLL_C_UD] = clk;
  1026. /* PLLC2 */
  1027. clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0,
  1028. &pll_c2_params, NULL);
  1029. clk_register_clkdev(clk, "pll_c2", NULL);
  1030. clks[TEGRA124_CLK_PLL_C2] = clk;
  1031. /* PLLC3 */
  1032. clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0,
  1033. &pll_c3_params, NULL);
  1034. clk_register_clkdev(clk, "pll_c3", NULL);
  1035. clks[TEGRA124_CLK_PLL_C3] = clk;
  1036. /* PLLM */
  1037. clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc,
  1038. CLK_SET_RATE_GATE, &pll_m_params, NULL);
  1039. clk_register_clkdev(clk, "pll_m", NULL);
  1040. clks[TEGRA124_CLK_PLL_M] = clk;
  1041. /* PLLM_OUT1 */
  1042. clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m",
  1043. clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
  1044. 8, 8, 1, NULL);
  1045. clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div",
  1046. clk_base + PLLM_OUT, 1, 0,
  1047. CLK_SET_RATE_PARENT, 0, NULL);
  1048. clk_register_clkdev(clk, "pll_m_out1", NULL);
  1049. clks[TEGRA124_CLK_PLL_M_OUT1] = clk;
  1050. /* PLLM_UD */
  1051. clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
  1052. CLK_SET_RATE_PARENT, 1, 1);
  1053. clk_register_clkdev(clk, "pll_m_ud", NULL);
  1054. clks[TEGRA124_CLK_PLL_M_UD] = clk;
  1055. /* PLLU */
  1056. clk = tegra_clk_register_pllu_tegra114("pll_u", "pll_ref", clk_base, 0,
  1057. &pll_u_params, &pll_u_lock);
  1058. clk_register_clkdev(clk, "pll_u", NULL);
  1059. clks[TEGRA124_CLK_PLL_U] = clk;
  1060. /* PLLU_480M */
  1061. clk = clk_register_gate(NULL, "pll_u_480M", "pll_u",
  1062. CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
  1063. 22, 0, &pll_u_lock);
  1064. clk_register_clkdev(clk, "pll_u_480M", NULL);
  1065. clks[TEGRA124_CLK_PLL_U_480M] = clk;
  1066. /* PLLU_60M */
  1067. clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u",
  1068. CLK_SET_RATE_PARENT, 1, 8);
  1069. clk_register_clkdev(clk, "pll_u_60M", NULL);
  1070. clks[TEGRA124_CLK_PLL_U_60M] = clk;
  1071. /* PLLU_48M */
  1072. clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u",
  1073. CLK_SET_RATE_PARENT, 1, 10);
  1074. clk_register_clkdev(clk, "pll_u_48M", NULL);
  1075. clks[TEGRA124_CLK_PLL_U_48M] = clk;
  1076. /* PLLU_12M */
  1077. clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u",
  1078. CLK_SET_RATE_PARENT, 1, 40);
  1079. clk_register_clkdev(clk, "pll_u_12M", NULL);
  1080. clks[TEGRA124_CLK_PLL_U_12M] = clk;
  1081. /* PLLD */
  1082. clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
  1083. &pll_d_params, &pll_d_lock);
  1084. clk_register_clkdev(clk, "pll_d", NULL);
  1085. clks[TEGRA124_CLK_PLL_D] = clk;
  1086. /* PLLD_OUT0 */
  1087. clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
  1088. CLK_SET_RATE_PARENT, 1, 2);
  1089. clk_register_clkdev(clk, "pll_d_out0", NULL);
  1090. clks[TEGRA124_CLK_PLL_D_OUT0] = clk;
  1091. /* PLLRE */
  1092. clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
  1093. 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
  1094. clk_register_clkdev(clk, "pll_re_vco", NULL);
  1095. clks[TEGRA124_CLK_PLL_RE_VCO] = clk;
  1096. clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
  1097. clk_base + PLLRE_BASE, 16, 4, 0,
  1098. pll_re_div_table, &pll_re_lock);
  1099. clk_register_clkdev(clk, "pll_re_out", NULL);
  1100. clks[TEGRA124_CLK_PLL_RE_OUT] = clk;
  1101. /* PLLE */
  1102. clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref",
  1103. clk_base, 0, &pll_e_params, NULL);
  1104. clk_register_clkdev(clk, "pll_e", NULL);
  1105. clks[TEGRA124_CLK_PLL_E] = clk;
  1106. /* PLLC4 */
  1107. clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0,
  1108. &pll_c4_params, NULL);
  1109. clk_register_clkdev(clk, "pll_c4", NULL);
  1110. clks[TEGRA124_CLK_PLL_C4] = clk;
  1111. /* PLLDP */
  1112. clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0,
  1113. &pll_dp_params, NULL);
  1114. clk_register_clkdev(clk, "pll_dp", NULL);
  1115. clks[TEGRA124_CLK_PLL_DP] = clk;
  1116. /* PLLD2 */
  1117. clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0,
  1118. &tegra124_pll_d2_params, NULL);
  1119. clk_register_clkdev(clk, "pll_d2", NULL);
  1120. clks[TEGRA124_CLK_PLL_D2] = clk;
  1121. /* PLLD2_OUT0 */
  1122. clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
  1123. CLK_SET_RATE_PARENT, 1, 1);
  1124. clk_register_clkdev(clk, "pll_d2_out0", NULL);
  1125. clks[TEGRA124_CLK_PLL_D2_OUT0] = clk;
  1126. }
  1127. /* Tegra124 CPU clock and reset control functions */
  1128. static void tegra124_wait_cpu_in_reset(u32 cpu)
  1129. {
  1130. unsigned int reg;
  1131. do {
  1132. reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
  1133. cpu_relax();
  1134. } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
  1135. }
  1136. static void tegra124_disable_cpu_clock(u32 cpu)
  1137. {
  1138. /* flow controller would take care in the power sequence. */
  1139. }
  1140. #ifdef CONFIG_PM_SLEEP
  1141. static void tegra124_cpu_clock_suspend(void)
  1142. {
  1143. /* switch coresite to clk_m, save off original source */
  1144. tegra124_cpu_clk_sctx.clk_csite_src =
  1145. readl(clk_base + CLK_SOURCE_CSITE);
  1146. writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
  1147. tegra124_cpu_clk_sctx.cclkg_burst =
  1148. readl(clk_base + CCLKG_BURST_POLICY);
  1149. tegra124_cpu_clk_sctx.cclkg_divider =
  1150. readl(clk_base + CCLKG_BURST_POLICY + 4);
  1151. }
  1152. static void tegra124_cpu_clock_resume(void)
  1153. {
  1154. writel(tegra124_cpu_clk_sctx.clk_csite_src,
  1155. clk_base + CLK_SOURCE_CSITE);
  1156. writel(tegra124_cpu_clk_sctx.cclkg_burst,
  1157. clk_base + CCLKG_BURST_POLICY);
  1158. writel(tegra124_cpu_clk_sctx.cclkg_divider,
  1159. clk_base + CCLKG_BURST_POLICY + 4);
  1160. }
  1161. #endif
  1162. static struct tegra_cpu_car_ops tegra124_cpu_car_ops = {
  1163. .wait_for_reset = tegra124_wait_cpu_in_reset,
  1164. .disable_clock = tegra124_disable_cpu_clock,
  1165. #ifdef CONFIG_PM_SLEEP
  1166. .suspend = tegra124_cpu_clock_suspend,
  1167. .resume = tegra124_cpu_clock_resume,
  1168. #endif
  1169. };
  1170. static const struct of_device_id pmc_match[] __initconst = {
  1171. { .compatible = "nvidia,tegra124-pmc" },
  1172. { },
  1173. };
  1174. static struct tegra_clk_init_table common_init_table[] __initdata = {
  1175. { TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0 },
  1176. { TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0 },
  1177. { TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0 },
  1178. { TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0 },
  1179. { TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 282240000, 0 },
  1180. { TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 0 },
  1181. { TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
  1182. { TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
  1183. { TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
  1184. { TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
  1185. { TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 },
  1186. { TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_C3, 600000000, 0 },
  1187. { TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1 },
  1188. { TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0 },
  1189. { TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0 },
  1190. { TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 0 },
  1191. { TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1 },
  1192. { TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1 },
  1193. { TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0 },
  1194. { TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0 },
  1195. { TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1 },
  1196. { TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0 },
  1197. { TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0 },
  1198. { TEGRA124_CLK_PLL_RE_VCO, TEGRA124_CLK_CLK_MAX, 672000000, 0 },
  1199. { TEGRA124_CLK_XUSB_SS_SRC, TEGRA124_CLK_PLL_U_480M, 120000000, 0 },
  1200. { TEGRA124_CLK_XUSB_FS_SRC, TEGRA124_CLK_PLL_U_48M, 48000000, 0 },
  1201. { TEGRA124_CLK_XUSB_HS_SRC, TEGRA124_CLK_PLL_U_60M, 60000000, 0 },
  1202. { TEGRA124_CLK_XUSB_FALCON_SRC, TEGRA124_CLK_PLL_RE_OUT, 224000000, 0 },
  1203. { TEGRA124_CLK_XUSB_HOST_SRC, TEGRA124_CLK_PLL_RE_OUT, 112000000, 0 },
  1204. { TEGRA124_CLK_SATA, TEGRA124_CLK_PLL_P, 104000000, 0 },
  1205. { TEGRA124_CLK_SATA_OOB, TEGRA124_CLK_PLL_P, 204000000, 0 },
  1206. { TEGRA124_CLK_MSELECT, TEGRA124_CLK_CLK_MAX, 0, 1 },
  1207. { TEGRA124_CLK_CSITE, TEGRA124_CLK_CLK_MAX, 0, 1 },
  1208. { TEGRA124_CLK_TSENSOR, TEGRA124_CLK_CLK_M, 400000, 0 },
  1209. { TEGRA124_CLK_VIC03, TEGRA124_CLK_PLL_C3, 0, 0 },
  1210. { TEGRA124_CLK_SPDIF_IN_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1211. { TEGRA124_CLK_I2S0_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1212. { TEGRA124_CLK_I2S1_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1213. { TEGRA124_CLK_I2S2_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1214. { TEGRA124_CLK_I2S3_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1215. { TEGRA124_CLK_I2S4_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1216. { TEGRA124_CLK_VIMCLK_SYNC, TEGRA124_CLK_CLK_MAX, 24576000, 0 },
  1217. { TEGRA124_CLK_PWM, TEGRA124_CLK_PLL_P, 408000000, 0 },
  1218. /* must be the last entry */
  1219. { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
  1220. };
  1221. static struct tegra_clk_init_table tegra124_init_table[] __initdata = {
  1222. { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 0 },
  1223. { TEGRA124_CLK_CCLK_G, TEGRA124_CLK_CLK_MAX, 0, 1 },
  1224. { TEGRA124_CLK_HDA, TEGRA124_CLK_PLL_P, 102000000, 0 },
  1225. { TEGRA124_CLK_HDA2CODEC_2X, TEGRA124_CLK_PLL_P, 48000000, 0 },
  1226. /* must be the last entry */
  1227. { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
  1228. };
  1229. /* Tegra132 requires the SOC_THERM clock to remain active */
  1230. static struct tegra_clk_init_table tegra132_init_table[] __initdata = {
  1231. { TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 1 },
  1232. /* must be the last entry */
  1233. { TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0 },
  1234. };
  1235. static struct tegra_audio_clk_info tegra124_audio_plls[] = {
  1236. { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_p_out1" },
  1237. };
  1238. /**
  1239. * tegra124_clock_apply_init_table - initialize clocks on Tegra124 SoCs
  1240. *
  1241. * Program an initial clock rate and enable or disable clocks needed
  1242. * by the rest of the kernel, for Tegra124 SoCs. It is intended to be
  1243. * called by assigning a pointer to it to tegra_clk_apply_init_table -
  1244. * this will be called as an arch_initcall. No return value.
  1245. */
  1246. static void __init tegra124_clock_apply_init_table(void)
  1247. {
  1248. tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
  1249. tegra_init_from_table(tegra124_init_table, clks, TEGRA124_CLK_CLK_MAX);
  1250. }
  1251. /**
  1252. * tegra124_car_barrier - wait for pending writes to the CAR to complete
  1253. *
  1254. * Wait for any outstanding writes to the CAR MMIO space from this CPU
  1255. * to complete before continuing execution. No return value.
  1256. */
  1257. static void tegra124_car_barrier(void)
  1258. {
  1259. readl_relaxed(clk_base + RST_DFLL_DVCO);
  1260. }
  1261. /**
  1262. * tegra124_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
  1263. *
  1264. * Assert the reset line of the DFLL's DVCO. No return value.
  1265. */
  1266. static void tegra124_clock_assert_dfll_dvco_reset(void)
  1267. {
  1268. u32 v;
  1269. v = readl_relaxed(clk_base + RST_DFLL_DVCO);
  1270. v |= (1 << DVFS_DFLL_RESET_SHIFT);
  1271. writel_relaxed(v, clk_base + RST_DFLL_DVCO);
  1272. tegra124_car_barrier();
  1273. }
  1274. /**
  1275. * tegra124_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
  1276. *
  1277. * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
  1278. * operate. No return value.
  1279. */
  1280. static void tegra124_clock_deassert_dfll_dvco_reset(void)
  1281. {
  1282. u32 v;
  1283. v = readl_relaxed(clk_base + RST_DFLL_DVCO);
  1284. v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
  1285. writel_relaxed(v, clk_base + RST_DFLL_DVCO);
  1286. tegra124_car_barrier();
  1287. }
  1288. static int tegra124_reset_assert(unsigned long id)
  1289. {
  1290. if (id == TEGRA124_RST_DFLL_DVCO)
  1291. tegra124_clock_assert_dfll_dvco_reset();
  1292. else
  1293. return -EINVAL;
  1294. return 0;
  1295. }
  1296. static int tegra124_reset_deassert(unsigned long id)
  1297. {
  1298. if (id == TEGRA124_RST_DFLL_DVCO)
  1299. tegra124_clock_deassert_dfll_dvco_reset();
  1300. else
  1301. return -EINVAL;
  1302. return 0;
  1303. }
  1304. /**
  1305. * tegra132_clock_apply_init_table - initialize clocks on Tegra132 SoCs
  1306. *
  1307. * Program an initial clock rate and enable or disable clocks needed
  1308. * by the rest of the kernel, for Tegra132 SoCs. It is intended to be
  1309. * called by assigning a pointer to it to tegra_clk_apply_init_table -
  1310. * this will be called as an arch_initcall. No return value.
  1311. */
  1312. static void __init tegra132_clock_apply_init_table(void)
  1313. {
  1314. tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX);
  1315. tegra_init_from_table(tegra132_init_table, clks, TEGRA124_CLK_CLK_MAX);
  1316. }
  1317. /**
  1318. * tegra124_132_clock_init_pre - clock initialization preamble for T124/T132
  1319. * @np: struct device_node * of the DT node for the SoC CAR IP block
  1320. *
  1321. * Register most of the clocks controlled by the CAR IP block.
  1322. * Everything in this function should be common to Tegra124 and Tegra132.
  1323. * No return value.
  1324. */
  1325. static void __init tegra124_132_clock_init_pre(struct device_node *np)
  1326. {
  1327. struct device_node *node;
  1328. u32 plld_base;
  1329. clk_base = of_iomap(np, 0);
  1330. if (!clk_base) {
  1331. pr_err("ioremap tegra124/tegra132 CAR failed\n");
  1332. return;
  1333. }
  1334. node = of_find_matching_node(NULL, pmc_match);
  1335. if (!node) {
  1336. pr_err("Failed to find pmc node\n");
  1337. WARN_ON(1);
  1338. return;
  1339. }
  1340. pmc_base = of_iomap(node, 0);
  1341. of_node_put(node);
  1342. if (!pmc_base) {
  1343. pr_err("Can't map pmc registers\n");
  1344. WARN_ON(1);
  1345. return;
  1346. }
  1347. clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX,
  1348. TEGRA124_CAR_BANK_COUNT);
  1349. if (!clks)
  1350. return;
  1351. if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq,
  1352. ARRAY_SIZE(tegra124_input_freq), 1, &osc_freq,
  1353. &pll_ref_freq) < 0)
  1354. return;
  1355. tegra_fixed_clk_init(tegra124_clks);
  1356. tegra124_pll_init(clk_base, pmc_base);
  1357. tegra124_periph_clk_init(clk_base, pmc_base);
  1358. tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks,
  1359. tegra124_audio_plls,
  1360. ARRAY_SIZE(tegra124_audio_plls), 24576000);
  1361. /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */
  1362. plld_base = readl(clk_base + PLLD_BASE);
  1363. plld_base &= ~BIT(25);
  1364. writel(plld_base, clk_base + PLLD_BASE);
  1365. }
  1366. static struct clk *tegra124_clk_src_onecell_get(struct of_phandle_args *clkspec,
  1367. void *data)
  1368. {
  1369. struct clk_hw *hw;
  1370. struct clk *clk;
  1371. clk = of_clk_src_onecell_get(clkspec, data);
  1372. if (IS_ERR(clk))
  1373. return clk;
  1374. hw = __clk_get_hw(clk);
  1375. if (clkspec->args[0] == TEGRA124_CLK_EMC) {
  1376. if (!tegra124_clk_emc_driver_available(hw))
  1377. return ERR_PTR(-EPROBE_DEFER);
  1378. }
  1379. return clk;
  1380. }
  1381. /**
  1382. * tegra124_132_clock_init_post - clock initialization postamble for T124/T132
  1383. * @np: struct device_node * of the DT node for the SoC CAR IP block
  1384. *
  1385. * Register most of the clocks controlled by the CAR IP block.
  1386. * Everything in this function should be common to Tegra124
  1387. * and Tegra132. This function must be called after
  1388. * tegra124_132_clock_init_pre(), otherwise clk_base will not be set.
  1389. * No return value.
  1390. */
  1391. static void __init tegra124_132_clock_init_post(struct device_node *np)
  1392. {
  1393. tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks,
  1394. &pll_x_params);
  1395. tegra_init_special_resets(1, tegra124_reset_assert,
  1396. tegra124_reset_deassert);
  1397. tegra_add_of_provider(np, tegra124_clk_src_onecell_get);
  1398. clks[TEGRA124_CLK_EMC] = tegra124_clk_register_emc(clk_base, np,
  1399. &emc_lock);
  1400. tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
  1401. tegra_cpu_car_ops = &tegra124_cpu_car_ops;
  1402. }
  1403. /**
  1404. * tegra124_clock_init - Tegra124-specific clock initialization
  1405. * @np: struct device_node * of the DT node for the SoC CAR IP block
  1406. *
  1407. * Register most SoC clocks for the Tegra124 system-on-chip. Most of
  1408. * this code is shared between the Tegra124 and Tegra132 SoCs,
  1409. * although some of the initial clock settings and CPU clocks differ.
  1410. * Intended to be called by the OF init code when a DT node with the
  1411. * "nvidia,tegra124-car" string is encountered, and declared with
  1412. * CLK_OF_DECLARE. No return value.
  1413. */
  1414. static void __init tegra124_clock_init(struct device_node *np)
  1415. {
  1416. tegra124_132_clock_init_pre(np);
  1417. tegra_clk_apply_init_table = tegra124_clock_apply_init_table;
  1418. tegra124_132_clock_init_post(np);
  1419. }
  1420. /**
  1421. * tegra132_clock_init - Tegra132-specific clock initialization
  1422. * @np: struct device_node * of the DT node for the SoC CAR IP block
  1423. *
  1424. * Register most SoC clocks for the Tegra132 system-on-chip. Most of
  1425. * this code is shared between the Tegra124 and Tegra132 SoCs,
  1426. * although some of the initial clock settings and CPU clocks differ.
  1427. * Intended to be called by the OF init code when a DT node with the
  1428. * "nvidia,tegra132-car" string is encountered, and declared with
  1429. * CLK_OF_DECLARE. No return value.
  1430. */
  1431. static void __init tegra132_clock_init(struct device_node *np)
  1432. {
  1433. tegra124_132_clock_init_pre(np);
  1434. /*
  1435. * On Tegra132, these clocks are controlled by the
  1436. * CLUSTER_clocks IP block, located in the CPU complex
  1437. */
  1438. tegra124_clks[tegra_clk_cclk_g].present = false;
  1439. tegra124_clks[tegra_clk_cclk_lp].present = false;
  1440. tegra124_clks[tegra_clk_pll_x].present = false;
  1441. tegra124_clks[tegra_clk_pll_x_out0].present = false;
  1442. tegra_clk_apply_init_table = tegra132_clock_apply_init_table;
  1443. tegra124_132_clock_init_post(np);
  1444. }
  1445. CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init);
  1446. CLK_OF_DECLARE(tegra132, "nvidia,tegra132-car", tegra132_clock_init);