clk-rpmh.c 29 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
  4. */
  5. #include <linux/clk-provider.h>
  6. #include <linux/err.h>
  7. #include <linux/kernel.h>
  8. #include <linux/module.h>
  9. #include <linux/of.h>
  10. #include <linux/platform_device.h>
  11. #include <soc/qcom/cmd-db.h>
  12. #include <soc/qcom/rpmh.h>
  13. #include <soc/qcom/tcs.h>
  14. #include <dt-bindings/clock/qcom,rpmh.h>
  15. #define CLK_RPMH_ARC_EN_OFFSET 0
  16. #define CLK_RPMH_VRM_EN_OFFSET 4
  17. /**
  18. * struct bcm_db - Auxiliary data pertaining to each Bus Clock Manager(BCM)
  19. * @unit: divisor used to convert Hz value to an RPMh msg
  20. * @width: multiplier used to convert Hz value to an RPMh msg
  21. * @vcd: virtual clock domain that this bcm belongs to
  22. * @reserved: reserved to pad the struct
  23. */
  24. struct bcm_db {
  25. __le32 unit;
  26. __le16 width;
  27. u8 vcd;
  28. u8 reserved;
  29. };
  30. /**
  31. * struct clk_rpmh - individual rpmh clock data structure
  32. * @hw: handle between common and hardware-specific interfaces
  33. * @res_name: resource name for the rpmh clock
  34. * @div: clock divider to compute the clock rate
  35. * @res_addr: base address of the rpmh resource within the RPMh
  36. * @res_on_val: rpmh clock enable value
  37. * @state: rpmh clock requested state
  38. * @aggr_state: rpmh clock aggregated state
  39. * @last_sent_aggr_state: rpmh clock last aggr state sent to RPMh
  40. * @valid_state_mask: mask to determine the state of the rpmh clock
  41. * @unit: divisor to convert rate to rpmh msg in magnitudes of Khz
  42. * @dev: device to which it is attached
  43. * @peer: pointer to the clock rpmh sibling
  44. */
  45. struct clk_rpmh {
  46. struct clk_hw hw;
  47. const char *res_name;
  48. u8 div;
  49. u32 res_addr;
  50. u32 res_on_val;
  51. u32 state;
  52. u32 aggr_state;
  53. u32 last_sent_aggr_state;
  54. u32 valid_state_mask;
  55. u32 unit;
  56. struct device *dev;
  57. struct clk_rpmh *peer;
  58. };
  59. struct clk_rpmh_desc {
  60. struct clk_hw **clks;
  61. size_t num_clks;
  62. };
  63. static DEFINE_MUTEX(rpmh_clk_lock);
  64. #define __DEFINE_CLK_RPMH(_name, _clk_name, _res_name, \
  65. _res_en_offset, _res_on, _div) \
  66. static struct clk_rpmh clk_rpmh_##_clk_name##_ao; \
  67. static struct clk_rpmh clk_rpmh_##_clk_name = { \
  68. .res_name = _res_name, \
  69. .res_addr = _res_en_offset, \
  70. .res_on_val = _res_on, \
  71. .div = _div, \
  72. .peer = &clk_rpmh_##_clk_name##_ao, \
  73. .valid_state_mask = (BIT(RPMH_WAKE_ONLY_STATE) | \
  74. BIT(RPMH_ACTIVE_ONLY_STATE) | \
  75. BIT(RPMH_SLEEP_STATE)), \
  76. .hw.init = &(struct clk_init_data){ \
  77. .ops = &clk_rpmh_ops, \
  78. .name = #_name, \
  79. .parent_data = &(const struct clk_parent_data){ \
  80. .fw_name = "xo", \
  81. .name = "xo_board", \
  82. }, \
  83. .num_parents = 1, \
  84. }, \
  85. }; \
  86. static struct clk_rpmh clk_rpmh_##_clk_name##_ao= { \
  87. .res_name = _res_name, \
  88. .res_addr = _res_en_offset, \
  89. .res_on_val = _res_on, \
  90. .div = _div, \
  91. .peer = &clk_rpmh_##_clk_name, \
  92. .valid_state_mask = (BIT(RPMH_WAKE_ONLY_STATE) | \
  93. BIT(RPMH_ACTIVE_ONLY_STATE)), \
  94. .hw.init = &(struct clk_init_data){ \
  95. .ops = &clk_rpmh_ops, \
  96. .name = #_name "_ao", \
  97. .parent_data = &(const struct clk_parent_data){ \
  98. .fw_name = "xo", \
  99. .name = "xo_board", \
  100. }, \
  101. .num_parents = 1, \
  102. }, \
  103. }
  104. #define DEFINE_CLK_RPMH_ARC(_name, _res_name, _res_on, _div) \
  105. __DEFINE_CLK_RPMH(_name, _name##_##div##_div, _res_name, \
  106. CLK_RPMH_ARC_EN_OFFSET, _res_on, _div)
  107. #define DEFINE_CLK_RPMH_VRM(_name, _suffix, _res_name, _div) \
  108. __DEFINE_CLK_RPMH(_name, _name##_suffix, _res_name, \
  109. CLK_RPMH_VRM_EN_OFFSET, 1, _div)
  110. #define DEFINE_CLK_RPMH_BCM(_name, _res_name) \
  111. static struct clk_rpmh clk_rpmh_##_name = { \
  112. .res_name = _res_name, \
  113. .valid_state_mask = BIT(RPMH_ACTIVE_ONLY_STATE), \
  114. .div = 1, \
  115. .hw.init = &(struct clk_init_data){ \
  116. .ops = &clk_rpmh_bcm_ops, \
  117. .name = #_name, \
  118. }, \
  119. }
  120. static inline struct clk_rpmh *to_clk_rpmh(struct clk_hw *_hw)
  121. {
  122. return container_of(_hw, struct clk_rpmh, hw);
  123. }
  124. static inline bool has_state_changed(struct clk_rpmh *c, u32 state)
  125. {
  126. return (c->last_sent_aggr_state & BIT(state))
  127. != (c->aggr_state & BIT(state));
  128. }
  129. static int clk_rpmh_send(struct clk_rpmh *c, enum rpmh_state state,
  130. struct tcs_cmd *cmd, bool wait)
  131. {
  132. if (wait)
  133. return rpmh_write(c->dev, state, cmd, 1);
  134. return rpmh_write_async(c->dev, state, cmd, 1);
  135. }
  136. static int clk_rpmh_send_aggregate_command(struct clk_rpmh *c)
  137. {
  138. struct tcs_cmd cmd = { 0 };
  139. u32 cmd_state, on_val;
  140. enum rpmh_state state = RPMH_SLEEP_STATE;
  141. int ret;
  142. bool wait;
  143. cmd.addr = c->res_addr;
  144. cmd_state = c->aggr_state;
  145. on_val = c->res_on_val;
  146. for (; state <= RPMH_ACTIVE_ONLY_STATE; state++) {
  147. if (has_state_changed(c, state)) {
  148. if (cmd_state & BIT(state))
  149. cmd.data = on_val;
  150. wait = cmd_state && state == RPMH_ACTIVE_ONLY_STATE;
  151. ret = clk_rpmh_send(c, state, &cmd, wait);
  152. if (ret) {
  153. dev_err(c->dev, "set %s state of %s failed: (%d)\n",
  154. !state ? "sleep" :
  155. state == RPMH_WAKE_ONLY_STATE ?
  156. "wake" : "active", c->res_name, ret);
  157. return ret;
  158. }
  159. }
  160. }
  161. c->last_sent_aggr_state = c->aggr_state;
  162. c->peer->last_sent_aggr_state = c->last_sent_aggr_state;
  163. return 0;
  164. }
  165. /*
  166. * Update state and aggregate state values based on enable value.
  167. */
  168. static int clk_rpmh_aggregate_state_send_command(struct clk_rpmh *c,
  169. bool enable)
  170. {
  171. int ret;
  172. c->state = enable ? c->valid_state_mask : 0;
  173. c->aggr_state = c->state | c->peer->state;
  174. c->peer->aggr_state = c->aggr_state;
  175. ret = clk_rpmh_send_aggregate_command(c);
  176. if (!ret)
  177. return 0;
  178. if (ret && enable)
  179. c->state = 0;
  180. else if (ret)
  181. c->state = c->valid_state_mask;
  182. WARN(1, "clk: %s failed to %s\n", c->res_name,
  183. enable ? "enable" : "disable");
  184. return ret;
  185. }
  186. static int clk_rpmh_prepare(struct clk_hw *hw)
  187. {
  188. struct clk_rpmh *c = to_clk_rpmh(hw);
  189. int ret = 0;
  190. mutex_lock(&rpmh_clk_lock);
  191. ret = clk_rpmh_aggregate_state_send_command(c, true);
  192. mutex_unlock(&rpmh_clk_lock);
  193. return ret;
  194. }
  195. static void clk_rpmh_unprepare(struct clk_hw *hw)
  196. {
  197. struct clk_rpmh *c = to_clk_rpmh(hw);
  198. mutex_lock(&rpmh_clk_lock);
  199. clk_rpmh_aggregate_state_send_command(c, false);
  200. mutex_unlock(&rpmh_clk_lock);
  201. };
  202. static unsigned long clk_rpmh_recalc_rate(struct clk_hw *hw,
  203. unsigned long prate)
  204. {
  205. struct clk_rpmh *r = to_clk_rpmh(hw);
  206. /*
  207. * RPMh clocks have a fixed rate. Return static rate.
  208. */
  209. return prate / r->div;
  210. }
  211. static const struct clk_ops clk_rpmh_ops = {
  212. .prepare = clk_rpmh_prepare,
  213. .unprepare = clk_rpmh_unprepare,
  214. .recalc_rate = clk_rpmh_recalc_rate,
  215. };
  216. static int clk_rpmh_bcm_send_cmd(struct clk_rpmh *c, bool enable)
  217. {
  218. struct tcs_cmd cmd = { 0 };
  219. u32 cmd_state;
  220. int ret = 0;
  221. mutex_lock(&rpmh_clk_lock);
  222. if (enable) {
  223. cmd_state = 1;
  224. if (c->aggr_state)
  225. cmd_state = c->aggr_state;
  226. } else {
  227. cmd_state = 0;
  228. }
  229. cmd_state = min(cmd_state, BCM_TCS_CMD_VOTE_MASK);
  230. if (c->last_sent_aggr_state != cmd_state) {
  231. cmd.addr = c->res_addr;
  232. cmd.data = BCM_TCS_CMD(1, enable, 0, cmd_state);
  233. /*
  234. * Send only an active only state request. RPMh continues to
  235. * use the active state when we're in sleep/wake state as long
  236. * as the sleep/wake state has never been set.
  237. */
  238. ret = clk_rpmh_send(c, RPMH_ACTIVE_ONLY_STATE, &cmd, enable);
  239. if (ret) {
  240. dev_err(c->dev, "set active state of %s failed: (%d)\n",
  241. c->res_name, ret);
  242. } else {
  243. c->last_sent_aggr_state = cmd_state;
  244. }
  245. }
  246. mutex_unlock(&rpmh_clk_lock);
  247. return ret;
  248. }
  249. static int clk_rpmh_bcm_prepare(struct clk_hw *hw)
  250. {
  251. struct clk_rpmh *c = to_clk_rpmh(hw);
  252. return clk_rpmh_bcm_send_cmd(c, true);
  253. }
  254. static void clk_rpmh_bcm_unprepare(struct clk_hw *hw)
  255. {
  256. struct clk_rpmh *c = to_clk_rpmh(hw);
  257. clk_rpmh_bcm_send_cmd(c, false);
  258. }
  259. static int clk_rpmh_bcm_set_rate(struct clk_hw *hw, unsigned long rate,
  260. unsigned long parent_rate)
  261. {
  262. struct clk_rpmh *c = to_clk_rpmh(hw);
  263. c->aggr_state = rate / c->unit;
  264. /*
  265. * Since any non-zero value sent to hw would result in enabling the
  266. * clock, only send the value if the clock has already been prepared.
  267. */
  268. if (clk_hw_is_prepared(hw))
  269. clk_rpmh_bcm_send_cmd(c, true);
  270. return 0;
  271. }
  272. static long clk_rpmh_round_rate(struct clk_hw *hw, unsigned long rate,
  273. unsigned long *parent_rate)
  274. {
  275. return rate;
  276. }
  277. static unsigned long clk_rpmh_bcm_recalc_rate(struct clk_hw *hw,
  278. unsigned long prate)
  279. {
  280. struct clk_rpmh *c = to_clk_rpmh(hw);
  281. return (unsigned long)c->aggr_state * c->unit;
  282. }
  283. static const struct clk_ops clk_rpmh_bcm_ops = {
  284. .prepare = clk_rpmh_bcm_prepare,
  285. .unprepare = clk_rpmh_bcm_unprepare,
  286. .set_rate = clk_rpmh_bcm_set_rate,
  287. .round_rate = clk_rpmh_round_rate,
  288. .recalc_rate = clk_rpmh_bcm_recalc_rate,
  289. };
  290. /* Resource name must match resource id present in cmd-db */
  291. DEFINE_CLK_RPMH_ARC(bi_tcxo, "xo.lvl", 0x3, 1);
  292. DEFINE_CLK_RPMH_ARC(bi_tcxo, "xo.lvl", 0x3, 2);
  293. DEFINE_CLK_RPMH_ARC(bi_tcxo, "xo.lvl", 0x3, 4);
  294. DEFINE_CLK_RPMH_ARC(qlink, "qphy.lvl", 0x1, 4);
  295. DEFINE_CLK_RPMH_VRM(ln_bb_clk1, _a2, "lnbclka1", 2);
  296. DEFINE_CLK_RPMH_VRM(ln_bb_clk2, _a2, "lnbclka2", 2);
  297. DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _a2, "lnbclka3", 2);
  298. DEFINE_CLK_RPMH_VRM(ln_bb_clk1, _a4, "lnbclka1", 4);
  299. DEFINE_CLK_RPMH_VRM(ln_bb_clk2, _a4, "lnbclka2", 4);
  300. DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _a4, "lnbclka3", 4);
  301. DEFINE_CLK_RPMH_VRM(ln_bb_clk2, _g4, "lnbclkg2", 4);
  302. DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _g4, "lnbclkg3", 4);
  303. DEFINE_CLK_RPMH_VRM(rf_clk1, _a, "rfclka1", 1);
  304. DEFINE_CLK_RPMH_VRM(rf_clk2, _a, "rfclka2", 1);
  305. DEFINE_CLK_RPMH_VRM(rf_clk3, _a, "rfclka3", 1);
  306. DEFINE_CLK_RPMH_VRM(rf_clk4, _a, "rfclka4", 1);
  307. DEFINE_CLK_RPMH_VRM(rf_clk5, _a, "rfclka5", 1);
  308. DEFINE_CLK_RPMH_VRM(rf_clk1, _d, "rfclkd1", 1);
  309. DEFINE_CLK_RPMH_VRM(rf_clk2, _d, "rfclkd2", 1);
  310. DEFINE_CLK_RPMH_VRM(rf_clk3, _d, "rfclkd3", 1);
  311. DEFINE_CLK_RPMH_VRM(rf_clk4, _d, "rfclkd4", 1);
  312. DEFINE_CLK_RPMH_VRM(clk1, _a1, "clka1", 1);
  313. DEFINE_CLK_RPMH_VRM(clk2, _a1, "clka2", 1);
  314. DEFINE_CLK_RPMH_VRM(clk3, _a1, "clka3", 1);
  315. DEFINE_CLK_RPMH_VRM(clk4, _a1, "clka4", 1);
  316. DEFINE_CLK_RPMH_VRM(clk5, _a1, "clka5", 1);
  317. DEFINE_CLK_RPMH_VRM(clk3, _a2, "clka3", 2);
  318. DEFINE_CLK_RPMH_VRM(clk4, _a2, "clka4", 2);
  319. DEFINE_CLK_RPMH_VRM(clk5, _a2, "clka5", 2);
  320. DEFINE_CLK_RPMH_VRM(clk6, _a2, "clka6", 2);
  321. DEFINE_CLK_RPMH_VRM(clk7, _a2, "clka7", 2);
  322. DEFINE_CLK_RPMH_VRM(clk8, _a2, "clka8", 2);
  323. DEFINE_CLK_RPMH_VRM(div_clk1, _div2, "divclka1", 2);
  324. DEFINE_CLK_RPMH_BCM(ce, "CE0");
  325. DEFINE_CLK_RPMH_BCM(hwkm, "HK0");
  326. DEFINE_CLK_RPMH_BCM(ipa, "IP0");
  327. DEFINE_CLK_RPMH_BCM(pka, "PKA0");
  328. DEFINE_CLK_RPMH_BCM(qpic_clk, "QP0");
  329. static struct clk_hw *sar2130p_rpmh_clocks[] = {
  330. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div1.hw,
  331. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div1_ao.hw,
  332. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  333. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  334. };
  335. static const struct clk_rpmh_desc clk_rpmh_sar2130p = {
  336. .clks = sar2130p_rpmh_clocks,
  337. .num_clks = ARRAY_SIZE(sar2130p_rpmh_clocks),
  338. };
  339. static struct clk_hw *sdm845_rpmh_clocks[] = {
  340. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  341. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  342. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  343. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  344. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  345. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  346. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  347. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  348. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  349. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  350. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  351. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  352. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  353. [RPMH_CE_CLK] = &clk_rpmh_ce.hw,
  354. };
  355. static const struct clk_rpmh_desc clk_rpmh_sdm845 = {
  356. .clks = sdm845_rpmh_clocks,
  357. .num_clks = ARRAY_SIZE(sdm845_rpmh_clocks),
  358. };
  359. static struct clk_hw *sa8775p_rpmh_clocks[] = {
  360. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  361. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  362. [RPMH_LN_BB_CLK1] = &clk_rpmh_ln_bb_clk1_a2.hw,
  363. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  364. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a4_ao.hw,
  365. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  366. [RPMH_PKA_CLK] = &clk_rpmh_pka.hw,
  367. [RPMH_HWKM_CLK] = &clk_rpmh_hwkm.hw,
  368. };
  369. static const struct clk_rpmh_desc clk_rpmh_sa8775p = {
  370. .clks = sa8775p_rpmh_clocks,
  371. .num_clks = ARRAY_SIZE(sa8775p_rpmh_clocks),
  372. };
  373. static struct clk_hw *sdm670_rpmh_clocks[] = {
  374. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  375. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  376. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  377. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  378. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  379. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  380. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  381. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  382. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  383. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  384. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  385. [RPMH_CE_CLK] = &clk_rpmh_ce.hw,
  386. };
  387. static const struct clk_rpmh_desc clk_rpmh_sdm670 = {
  388. .clks = sdm670_rpmh_clocks,
  389. .num_clks = ARRAY_SIZE(sdm670_rpmh_clocks),
  390. };
  391. static struct clk_hw *sdx55_rpmh_clocks[] = {
  392. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  393. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  394. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_d.hw,
  395. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_d_ao.hw,
  396. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_d.hw,
  397. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_d_ao.hw,
  398. [RPMH_QPIC_CLK] = &clk_rpmh_qpic_clk.hw,
  399. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  400. };
  401. static const struct clk_rpmh_desc clk_rpmh_sdx55 = {
  402. .clks = sdx55_rpmh_clocks,
  403. .num_clks = ARRAY_SIZE(sdx55_rpmh_clocks),
  404. };
  405. static struct clk_hw *sm8150_rpmh_clocks[] = {
  406. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  407. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  408. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  409. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  410. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  411. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  412. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  413. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  414. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  415. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  416. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  417. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  418. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  419. };
  420. static const struct clk_rpmh_desc clk_rpmh_sm8150 = {
  421. .clks = sm8150_rpmh_clocks,
  422. .num_clks = ARRAY_SIZE(sm8150_rpmh_clocks),
  423. };
  424. static struct clk_hw *sc7180_rpmh_clocks[] = {
  425. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  426. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  427. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  428. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  429. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  430. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  431. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  432. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  433. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  434. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  435. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  436. };
  437. static const struct clk_rpmh_desc clk_rpmh_sc7180 = {
  438. .clks = sc7180_rpmh_clocks,
  439. .num_clks = ARRAY_SIZE(sc7180_rpmh_clocks),
  440. };
  441. static struct clk_hw *sc8180x_rpmh_clocks[] = {
  442. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  443. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  444. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  445. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  446. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  447. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  448. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_d.hw,
  449. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_d_ao.hw,
  450. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_d.hw,
  451. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_d_ao.hw,
  452. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_d.hw,
  453. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_d_ao.hw,
  454. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  455. };
  456. static const struct clk_rpmh_desc clk_rpmh_sc8180x = {
  457. .clks = sc8180x_rpmh_clocks,
  458. .num_clks = ARRAY_SIZE(sc8180x_rpmh_clocks),
  459. };
  460. static struct clk_hw *sm8250_rpmh_clocks[] = {
  461. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  462. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  463. [RPMH_LN_BB_CLK1] = &clk_rpmh_ln_bb_clk1_a2.hw,
  464. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_ln_bb_clk1_a2_ao.hw,
  465. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  466. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  467. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  468. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  469. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  470. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  471. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  472. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  473. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  474. };
  475. static const struct clk_rpmh_desc clk_rpmh_sm8250 = {
  476. .clks = sm8250_rpmh_clocks,
  477. .num_clks = ARRAY_SIZE(sm8250_rpmh_clocks),
  478. };
  479. static struct clk_hw *sm8350_rpmh_clocks[] = {
  480. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  481. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  482. [RPMH_DIV_CLK1] = &clk_rpmh_div_clk1_div2.hw,
  483. [RPMH_DIV_CLK1_A] = &clk_rpmh_div_clk1_div2_ao.hw,
  484. [RPMH_LN_BB_CLK1] = &clk_rpmh_ln_bb_clk1_a2.hw,
  485. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_ln_bb_clk1_a2_ao.hw,
  486. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  487. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  488. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  489. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  490. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  491. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  492. [RPMH_RF_CLK4] = &clk_rpmh_rf_clk4_a.hw,
  493. [RPMH_RF_CLK4_A] = &clk_rpmh_rf_clk4_a_ao.hw,
  494. [RPMH_RF_CLK5] = &clk_rpmh_rf_clk5_a.hw,
  495. [RPMH_RF_CLK5_A] = &clk_rpmh_rf_clk5_a_ao.hw,
  496. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  497. [RPMH_PKA_CLK] = &clk_rpmh_pka.hw,
  498. [RPMH_HWKM_CLK] = &clk_rpmh_hwkm.hw,
  499. };
  500. static const struct clk_rpmh_desc clk_rpmh_sm8350 = {
  501. .clks = sm8350_rpmh_clocks,
  502. .num_clks = ARRAY_SIZE(sm8350_rpmh_clocks),
  503. };
  504. static struct clk_hw *sc8280xp_rpmh_clocks[] = {
  505. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  506. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  507. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw,
  508. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw,
  509. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  510. [RPMH_PKA_CLK] = &clk_rpmh_pka.hw,
  511. [RPMH_HWKM_CLK] = &clk_rpmh_hwkm.hw,
  512. };
  513. static const struct clk_rpmh_desc clk_rpmh_sc8280xp = {
  514. .clks = sc8280xp_rpmh_clocks,
  515. .num_clks = ARRAY_SIZE(sc8280xp_rpmh_clocks),
  516. };
  517. static struct clk_hw *sm8450_rpmh_clocks[] = {
  518. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  519. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  520. [RPMH_LN_BB_CLK1] = &clk_rpmh_ln_bb_clk1_a4.hw,
  521. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_ln_bb_clk1_a4_ao.hw,
  522. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a4.hw,
  523. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a4_ao.hw,
  524. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  525. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  526. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  527. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  528. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  529. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  530. [RPMH_RF_CLK4] = &clk_rpmh_rf_clk4_a.hw,
  531. [RPMH_RF_CLK4_A] = &clk_rpmh_rf_clk4_a_ao.hw,
  532. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  533. };
  534. static const struct clk_rpmh_desc clk_rpmh_sm8450 = {
  535. .clks = sm8450_rpmh_clocks,
  536. .num_clks = ARRAY_SIZE(sm8450_rpmh_clocks),
  537. };
  538. static struct clk_hw *sm8550_rpmh_clocks[] = {
  539. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  540. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  541. [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw,
  542. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw,
  543. [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a2.hw,
  544. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a2_ao.hw,
  545. [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw,
  546. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw,
  547. [RPMH_RF_CLK1] = &clk_rpmh_clk1_a1.hw,
  548. [RPMH_RF_CLK1_A] = &clk_rpmh_clk1_a1_ao.hw,
  549. [RPMH_RF_CLK2] = &clk_rpmh_clk2_a1.hw,
  550. [RPMH_RF_CLK2_A] = &clk_rpmh_clk2_a1_ao.hw,
  551. [RPMH_RF_CLK3] = &clk_rpmh_clk3_a1.hw,
  552. [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a1_ao.hw,
  553. [RPMH_RF_CLK4] = &clk_rpmh_clk4_a1.hw,
  554. [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a1_ao.hw,
  555. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  556. };
  557. static const struct clk_rpmh_desc clk_rpmh_sm8550 = {
  558. .clks = sm8550_rpmh_clocks,
  559. .num_clks = ARRAY_SIZE(sm8550_rpmh_clocks),
  560. };
  561. static struct clk_hw *sm8650_rpmh_clocks[] = {
  562. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  563. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  564. [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw,
  565. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw,
  566. [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a2.hw,
  567. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a2_ao.hw,
  568. [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw,
  569. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw,
  570. [RPMH_RF_CLK1] = &clk_rpmh_clk1_a1.hw,
  571. [RPMH_RF_CLK1_A] = &clk_rpmh_clk1_a1_ao.hw,
  572. [RPMH_RF_CLK2] = &clk_rpmh_clk2_a1.hw,
  573. [RPMH_RF_CLK2_A] = &clk_rpmh_clk2_a1_ao.hw,
  574. /*
  575. * The clka3 RPMh resource is missing in cmd-db
  576. * for current platforms, while the clka3 exists
  577. * on the PMK8550, the clock is unconnected and
  578. * unused.
  579. */
  580. [RPMH_RF_CLK4] = &clk_rpmh_clk4_a2.hw,
  581. [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a2_ao.hw,
  582. [RPMH_RF_CLK5] = &clk_rpmh_clk5_a2.hw,
  583. [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a2_ao.hw,
  584. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  585. };
  586. static const struct clk_rpmh_desc clk_rpmh_sm8650 = {
  587. .clks = sm8650_rpmh_clocks,
  588. .num_clks = ARRAY_SIZE(sm8650_rpmh_clocks),
  589. };
  590. static struct clk_hw *sc7280_rpmh_clocks[] = {
  591. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  592. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  593. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw,
  594. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw,
  595. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  596. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  597. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  598. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  599. [RPMH_RF_CLK4] = &clk_rpmh_rf_clk4_a.hw,
  600. [RPMH_RF_CLK4_A] = &clk_rpmh_rf_clk4_a_ao.hw,
  601. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  602. [RPMH_PKA_CLK] = &clk_rpmh_pka.hw,
  603. [RPMH_HWKM_CLK] = &clk_rpmh_hwkm.hw,
  604. };
  605. static const struct clk_rpmh_desc clk_rpmh_sc7280 = {
  606. .clks = sc7280_rpmh_clocks,
  607. .num_clks = ARRAY_SIZE(sc7280_rpmh_clocks),
  608. };
  609. static struct clk_hw *sm6350_rpmh_clocks[] = {
  610. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  611. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  612. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_g4.hw,
  613. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_g4_ao.hw,
  614. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_g4.hw,
  615. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_g4_ao.hw,
  616. [RPMH_QLINK_CLK] = &clk_rpmh_qlink_div4.hw,
  617. [RPMH_QLINK_CLK_A] = &clk_rpmh_qlink_div4_ao.hw,
  618. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  619. };
  620. static const struct clk_rpmh_desc clk_rpmh_sm6350 = {
  621. .clks = sm6350_rpmh_clocks,
  622. .num_clks = ARRAY_SIZE(sm6350_rpmh_clocks),
  623. };
  624. static struct clk_hw *sdx65_rpmh_clocks[] = {
  625. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  626. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  627. [RPMH_LN_BB_CLK1] = &clk_rpmh_ln_bb_clk1_a4.hw,
  628. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_ln_bb_clk1_a4_ao.hw,
  629. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  630. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  631. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  632. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  633. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  634. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  635. [RPMH_RF_CLK4] = &clk_rpmh_rf_clk4_a.hw,
  636. [RPMH_RF_CLK4_A] = &clk_rpmh_rf_clk4_a_ao.hw,
  637. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  638. [RPMH_QPIC_CLK] = &clk_rpmh_qpic_clk.hw,
  639. };
  640. static const struct clk_rpmh_desc clk_rpmh_sdx65 = {
  641. .clks = sdx65_rpmh_clocks,
  642. .num_clks = ARRAY_SIZE(sdx65_rpmh_clocks),
  643. };
  644. static struct clk_hw *qdu1000_rpmh_clocks[] = {
  645. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div1.hw,
  646. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div1_ao.hw,
  647. };
  648. static const struct clk_rpmh_desc clk_rpmh_qdu1000 = {
  649. .clks = qdu1000_rpmh_clocks,
  650. .num_clks = ARRAY_SIZE(qdu1000_rpmh_clocks),
  651. };
  652. static struct clk_hw *sdx75_rpmh_clocks[] = {
  653. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  654. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  655. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  656. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  657. [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw,
  658. [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw,
  659. [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a.hw,
  660. [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a_ao.hw,
  661. [RPMH_QPIC_CLK] = &clk_rpmh_qpic_clk.hw,
  662. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  663. };
  664. static const struct clk_rpmh_desc clk_rpmh_sdx75 = {
  665. .clks = sdx75_rpmh_clocks,
  666. .num_clks = ARRAY_SIZE(sdx75_rpmh_clocks),
  667. };
  668. static struct clk_hw *sm4450_rpmh_clocks[] = {
  669. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
  670. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
  671. [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a4.hw,
  672. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a4_ao.hw,
  673. [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a4.hw,
  674. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a4_ao.hw,
  675. [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw,
  676. [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw,
  677. [RPMH_RF_CLK5] = &clk_rpmh_rf_clk5_a.hw,
  678. [RPMH_RF_CLK5_A] = &clk_rpmh_rf_clk5_a_ao.hw,
  679. [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
  680. };
  681. static const struct clk_rpmh_desc clk_rpmh_sm4450 = {
  682. .clks = sm4450_rpmh_clocks,
  683. .num_clks = ARRAY_SIZE(sm4450_rpmh_clocks),
  684. };
  685. static struct clk_hw *x1e80100_rpmh_clocks[] = {
  686. [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
  687. [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
  688. [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw,
  689. [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw,
  690. [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a2.hw,
  691. [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a2_ao.hw,
  692. [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw,
  693. [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw,
  694. [RPMH_RF_CLK3] = &clk_rpmh_clk3_a2.hw,
  695. [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a2_ao.hw,
  696. [RPMH_RF_CLK4] = &clk_rpmh_clk4_a2.hw,
  697. [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a2_ao.hw,
  698. [RPMH_RF_CLK5] = &clk_rpmh_clk5_a2.hw,
  699. [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a2_ao.hw,
  700. };
  701. static const struct clk_rpmh_desc clk_rpmh_x1e80100 = {
  702. .clks = x1e80100_rpmh_clocks,
  703. .num_clks = ARRAY_SIZE(x1e80100_rpmh_clocks),
  704. };
  705. static struct clk_hw *of_clk_rpmh_hw_get(struct of_phandle_args *clkspec,
  706. void *data)
  707. {
  708. struct clk_rpmh_desc *rpmh = data;
  709. unsigned int idx = clkspec->args[0];
  710. if (idx >= rpmh->num_clks) {
  711. pr_err("%s: invalid index %u\n", __func__, idx);
  712. return ERR_PTR(-EINVAL);
  713. }
  714. return rpmh->clks[idx];
  715. }
  716. static int clk_rpmh_probe(struct platform_device *pdev)
  717. {
  718. struct clk_hw **hw_clks;
  719. struct clk_rpmh *rpmh_clk;
  720. const struct clk_rpmh_desc *desc;
  721. int ret, i;
  722. desc = of_device_get_match_data(&pdev->dev);
  723. if (!desc)
  724. return -ENODEV;
  725. hw_clks = desc->clks;
  726. for (i = 0; i < desc->num_clks; i++) {
  727. const char *name;
  728. u32 res_addr;
  729. size_t aux_data_len;
  730. const struct bcm_db *data;
  731. if (!hw_clks[i])
  732. continue;
  733. name = hw_clks[i]->init->name;
  734. rpmh_clk = to_clk_rpmh(hw_clks[i]);
  735. res_addr = cmd_db_read_addr(rpmh_clk->res_name);
  736. if (!res_addr) {
  737. dev_err(&pdev->dev, "missing RPMh resource address for %s\n",
  738. rpmh_clk->res_name);
  739. return -ENODEV;
  740. }
  741. data = cmd_db_read_aux_data(rpmh_clk->res_name, &aux_data_len);
  742. if (IS_ERR(data)) {
  743. ret = PTR_ERR(data);
  744. dev_err(&pdev->dev,
  745. "error reading RPMh aux data for %s (%d)\n",
  746. rpmh_clk->res_name, ret);
  747. return ret;
  748. }
  749. /* Convert unit from Khz to Hz */
  750. if (aux_data_len == sizeof(*data))
  751. rpmh_clk->unit = le32_to_cpu(data->unit) * 1000ULL;
  752. rpmh_clk->res_addr += res_addr;
  753. rpmh_clk->dev = &pdev->dev;
  754. ret = devm_clk_hw_register(&pdev->dev, hw_clks[i]);
  755. if (ret) {
  756. dev_err(&pdev->dev, "failed to register %s\n", name);
  757. return ret;
  758. }
  759. }
  760. /* typecast to silence compiler warning */
  761. ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_rpmh_hw_get,
  762. (void *)desc);
  763. if (ret) {
  764. dev_err(&pdev->dev, "Failed to add clock provider\n");
  765. return ret;
  766. }
  767. dev_dbg(&pdev->dev, "Registered RPMh clocks\n");
  768. return 0;
  769. }
  770. static const struct of_device_id clk_rpmh_match_table[] = {
  771. { .compatible = "qcom,qdu1000-rpmh-clk", .data = &clk_rpmh_qdu1000},
  772. { .compatible = "qcom,sa8775p-rpmh-clk", .data = &clk_rpmh_sa8775p},
  773. { .compatible = "qcom,sar2130p-rpmh-clk", .data = &clk_rpmh_sar2130p},
  774. { .compatible = "qcom,sc7180-rpmh-clk", .data = &clk_rpmh_sc7180},
  775. { .compatible = "qcom,sc8180x-rpmh-clk", .data = &clk_rpmh_sc8180x},
  776. { .compatible = "qcom,sc8280xp-rpmh-clk", .data = &clk_rpmh_sc8280xp},
  777. { .compatible = "qcom,sdm845-rpmh-clk", .data = &clk_rpmh_sdm845},
  778. { .compatible = "qcom,sdm670-rpmh-clk", .data = &clk_rpmh_sdm670},
  779. { .compatible = "qcom,sdx55-rpmh-clk", .data = &clk_rpmh_sdx55},
  780. { .compatible = "qcom,sdx65-rpmh-clk", .data = &clk_rpmh_sdx65},
  781. { .compatible = "qcom,sdx75-rpmh-clk", .data = &clk_rpmh_sdx75},
  782. { .compatible = "qcom,sm4450-rpmh-clk", .data = &clk_rpmh_sm4450},
  783. { .compatible = "qcom,sm6350-rpmh-clk", .data = &clk_rpmh_sm6350},
  784. { .compatible = "qcom,sm8150-rpmh-clk", .data = &clk_rpmh_sm8150},
  785. { .compatible = "qcom,sm8250-rpmh-clk", .data = &clk_rpmh_sm8250},
  786. { .compatible = "qcom,sm8350-rpmh-clk", .data = &clk_rpmh_sm8350},
  787. { .compatible = "qcom,sm8450-rpmh-clk", .data = &clk_rpmh_sm8450},
  788. { .compatible = "qcom,sm8550-rpmh-clk", .data = &clk_rpmh_sm8550},
  789. { .compatible = "qcom,sm8650-rpmh-clk", .data = &clk_rpmh_sm8650},
  790. { .compatible = "qcom,sc7280-rpmh-clk", .data = &clk_rpmh_sc7280},
  791. { .compatible = "qcom,x1e80100-rpmh-clk", .data = &clk_rpmh_x1e80100},
  792. { }
  793. };
  794. MODULE_DEVICE_TABLE(of, clk_rpmh_match_table);
  795. static struct platform_driver clk_rpmh_driver = {
  796. .probe = clk_rpmh_probe,
  797. .driver = {
  798. .name = "clk-rpmh",
  799. .of_match_table = clk_rpmh_match_table,
  800. },
  801. };
  802. static int __init clk_rpmh_init(void)
  803. {
  804. return platform_driver_register(&clk_rpmh_driver);
  805. }
  806. core_initcall(clk_rpmh_init);
  807. static void __exit clk_rpmh_exit(void)
  808. {
  809. platform_driver_unregister(&clk_rpmh_driver);
  810. }
  811. module_exit(clk_rpmh_exit);
  812. MODULE_DESCRIPTION("QCOM RPMh Clock Driver");
  813. MODULE_LICENSE("GPL v2");