mt_pmic_wrap_init.c 33 KB

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  1. /* Copyright Statement:
  2. *
  3. * This software/firmware and related documentation ("MediaTek Software") are
  4. * protected under relevant copyright laws. The information contained herein is
  5. * confidential and proprietary to MediaTek Inc. and/or its licensors. Without
  6. * the prior written permission of MediaTek inc. and/or its licensors, any
  7. * reproduction, modification, use or disclosure of MediaTek Software, and
  8. * information contained herein, in whole or in part, shall be strictly
  9. * prohibited.
  10. *
  11. * MediaTek Inc. (C) 2019. All rights reserved.
  12. *
  13. * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
  14. * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
  15. * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
  16. * ON AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL
  17. * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
  19. * NONINFRINGEMENT. NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH
  20. * RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
  21. * INCORPORATED IN, OR SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES
  22. * TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
  23. * RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
  24. * OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN MEDIATEK
  25. * SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE
  26. * RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
  27. * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S
  28. * ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE
  29. * RELEASED HEREUNDER WILL BE, AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE
  30. * MEDIATEK SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
  31. * CHARGE PAID BY RECEIVER TO MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
  32. *
  33. * The following software/firmware and/or related documentation ("MediaTek
  34. * Software") have been modified by MediaTek Inc. All revisions are subject to
  35. * any receiver's applicable license agreements with MediaTek Inc.
  36. */
  37. /******************************************************************************
  38. * MTK PMIC Wrapper Driver
  39. *
  40. * Copyright 2019 MediaTek Co.,Ltd.
  41. *
  42. * DESCRIPTION:
  43. * This file provides API for other drivers to access PMIC registers
  44. *
  45. ******************************************************************************/
  46. #include <mt_pmic_wrap_init.h>
  47. #include <kernel/thread.h>
  48. #if (PMIC_WRAP_PRELOADER)
  49. #elif (PMIC_WRAP_LK)
  50. #elif (PMIC_WRAP_KERNEL)
  51. #elif (PMIC_WRAP_CTP)
  52. #include <gpio.h>
  53. #include <upmu_hw.h>
  54. #else
  55. ### Compile error, check SW ENV define
  56. #endif
  57. /************* marco ******************************************************/
  58. #if (PMIC_WRAP_PRELOADER)
  59. #elif (PMIC_WRAP_LK)
  60. #elif (PMIC_WRAP_KERNEL)
  61. #elif (PMIC_WRAP_SCP)
  62. #elif (PMIC_WRAP_CTP)
  63. #else
  64. ### Compile error, check SW ENV define
  65. #endif
  66. #ifdef PMIC_WRAP_NO_PMIC
  67. #if !(PMIC_WRAP_KERNEL)
  68. signed int pwrap_wacs2(unsigned int write, unsigned int adr,
  69. unsigned int wdata, unsigned int *rdata)
  70. {
  71. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  72. return 0;
  73. }
  74. signed int pwrap_read(unsigned int adr, unsigned int *rdata)
  75. {
  76. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  77. return 0;
  78. }
  79. signed int pwrap_write(unsigned int adr, unsigned int wdata)
  80. {
  81. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  82. return 0;
  83. }
  84. #endif
  85. signed int pwrap_wacs2_read(unsigned int adr, unsigned int *rdata)
  86. {
  87. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  88. return 0;
  89. }
  90. /* Provide PMIC write API */
  91. signed int pwrap_wacs2_write(unsigned int adr, unsigned int wdata)
  92. {
  93. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  94. return 0;
  95. }
  96. signed int pwrap_read_nochk(unsigned int adr, unsigned int *rdata)
  97. {
  98. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  99. return 0;
  100. }
  101. signed int pwrap_write_nochk(unsigned int adr, unsigned int wdata)
  102. {
  103. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  104. return 0;
  105. }
  106. /*
  107. * pmic_wrap init, init wrap interface
  108. */
  109. signed int pwrap_init(void)
  110. {
  111. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  112. return 0;
  113. }
  114. signed int pwrap_init_preloader(void)
  115. {
  116. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  117. return 0;
  118. }
  119. signed int pwrap_init_lk(void)
  120. {
  121. PWRAPLOG("[PMIC_WRAP]PMIC_WRAP do Nothing.\n");
  122. return 0;
  123. }
  124. #else /* #ifdef PMIC_WRAP_NO_PMIC */
  125. /*********************start ---internal API***********************************/
  126. static int _pwrap_timeout_ns(unsigned long long start_time_ns,
  127. unsigned long long timeout_time_ns);
  128. static unsigned long long _pwrap_get_current_time(void);
  129. static unsigned long long _pwrap_time2ns(unsigned long long time_us);
  130. static void _pwrap_enable(void);
  131. static void _pwrap_starve_set(void);
  132. static signed int _pwrap_wacs2_nochk(unsigned int write, unsigned int adr,
  133. unsigned int wdata, unsigned int *rdata);
  134. static signed int pwrap_wacs2_hal(unsigned int write, unsigned int adr,
  135. unsigned int wdata, unsigned int *rdata);
  136. /*********************test API************************************************/
  137. static inline void pwrap_dump_ap_register(void);
  138. static unsigned int pwrap_write_test(void);
  139. static unsigned int pwrap_read_test(void);
  140. static signed int pwrap_reset_pattern(void);
  141. signed int pwrap_wacs2_read(unsigned int adr, unsigned int *rdata);
  142. signed int pwrap_wacs2_write(unsigned int adr, unsigned int wdata);
  143. static unsigned int si_sample_ctrl = 0;
  144. static struct pwrap_rc_info {
  145. unsigned int wacs2_cmd;
  146. unsigned int dcxo_en;
  147. unsigned int dcxo_conn_adr0;
  148. unsigned int dcxo_conn_wdata0;
  149. unsigned int dcxo_conn_adr1;
  150. unsigned int dcxo_conn_wdata1;
  151. unsigned int dcxo_nfc_adr0;
  152. unsigned int dcxo_nfc_wdata0;
  153. unsigned int dcxo_nfc_adr1;
  154. unsigned int dcxo_nfc_wdata1;
  155. };
  156. #ifdef PMIC_WRAP_RESET_UT
  157. static unsigned int pwrap_ut_flag = 0;
  158. #endif
  159. /************* end--internal API**********************************************/
  160. /*********************** external API for pmic_wrap user *********************/
  161. signed int pwrap_wacs2_read(unsigned int adr, unsigned int *rdata)
  162. {
  163. pwrap_wacs2(0, adr, 0, rdata);
  164. return 0;
  165. }
  166. /* Provide PMIC write API */
  167. signed int pwrap_wacs2_write(unsigned int adr, unsigned int wdata)
  168. {
  169. #ifdef CONFIG_MTK_TINYSYS_SSPM_SUPPORT
  170. unsigned int flag;
  171. flag = WRITE_CMD | (1 << WRITE_PMIC);
  172. pwrap_wacs2_ipi(adr, wdata, flag);
  173. #else
  174. pwrap_wacs2(1, adr, wdata, 0);
  175. #endif
  176. return 0;
  177. }
  178. signed int pwrap_read(unsigned int adr, unsigned int *rdata)
  179. {
  180. return pwrap_wacs2(0,adr,0,rdata);
  181. }
  182. signed int pwrap_write(unsigned int adr, unsigned int wdata)
  183. {
  184. return pwrap_wacs2(1,adr,wdata,0);
  185. }
  186. /******************************************************************************
  187. *wrapper timeout
  188. *****************************************************************************/
  189. /*use the same API name with kernel driver
  190. *however,the timeout API in uboot use tick instead of ns
  191. */
  192. #ifdef PWRAP_TIMEOUT
  193. static unsigned long long _pwrap_get_current_time(void)
  194. {
  195. return gpt4_get_current_tick();
  196. }
  197. static int _pwrap_timeout_ns(unsigned long long start_time_ns,
  198. unsigned long long timeout_time_ns)
  199. {
  200. return gpt4_timeout_tick(start_time_ns, timeout_time_ns);
  201. }
  202. static unsigned long long _pwrap_time2ns(unsigned long long time_us)
  203. {
  204. return gpt4_time2tick_us(time_us);
  205. }
  206. #else
  207. static unsigned long long _pwrap_get_current_time(void)
  208. {
  209. return 0;
  210. }
  211. static int _pwrap_timeout_ns(unsigned long long start_time_ns,
  212. unsigned long long elapse_time)
  213. {
  214. return 0;
  215. }
  216. static unsigned long long _pwrap_time2ns(unsigned long long time_us)
  217. {
  218. return 0;
  219. }
  220. #endif
  221. /* ##################################################################### */
  222. /* define macro and inline function (for do while loop) */
  223. /* ##################################################################### */
  224. typedef unsigned int(*loop_condition_fp) (unsigned int);
  225. static inline unsigned int wait_for_fsm_idle(unsigned int x)
  226. {
  227. return GET_WACS2_FSM(x) != WACS_FSM_IDLE;
  228. }
  229. static inline unsigned int wait_for_fsm_vldclr(unsigned int x)
  230. {
  231. return GET_WACS2_FSM(x) != WACS_FSM_WFVLDCLR;
  232. }
  233. static inline unsigned int wait_for_sync(unsigned int x)
  234. {
  235. return GET_SYNC_IDLE2(x) != WACS_SYNC_IDLE;
  236. }
  237. static inline unsigned int wait_for_idle_and_sync(unsigned int x)
  238. {
  239. return (GET_WACS2_FSM(x) != WACS_FSM_IDLE) ||
  240. (GET_SYNC_IDLE2(x) != WACS_SYNC_IDLE);
  241. }
  242. static inline unsigned int wait_for_wrap_idle(unsigned int x)
  243. {
  244. return (GET_WRAP_FSM(x) != 0x0) || (GET_WRAP_CH_DLE_RESTCNT(x) != 0x0);
  245. }
  246. static inline unsigned int wait_for_wrap_state_idle(unsigned int x)
  247. {
  248. return GET_WRAP_AG_DLE_RESTCNT(x) != 0;
  249. }
  250. static inline unsigned int wait_for_man_idle_and_noreq(unsigned int x)
  251. {
  252. return (GET_MAN_REQ(x) != MAN_FSM_NO_REQ) ||
  253. (GET_MAN_FSM(x) != MAN_FSM_IDLE);
  254. }
  255. static inline unsigned int wait_for_man_vldclr(unsigned int x)
  256. {
  257. return GET_MAN_FSM(x) != MAN_FSM_WFVLDCLR;
  258. }
  259. static inline unsigned int wait_for_cipher_ready(unsigned int x)
  260. {
  261. return x != 3;
  262. }
  263. static inline unsigned int wait_for_stdupd_idle(unsigned int x)
  264. {
  265. return GET_STAUPD_FSM(x) != 0x0;
  266. }
  267. /**************used at _pwrap_wacs2_nochk*************************************/
  268. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  269. static inline unsigned int wait_for_state_ready_init(loop_condition_fp fp,
  270. unsigned int timeout_us, void *wacs_register, unsigned int *read_reg)
  271. #else
  272. static inline unsigned int wait_for_state_ready_init(loop_condition_fp fp,
  273. unsigned int timeout_us, unsigned int *wacs_register,
  274. unsigned int *read_reg)
  275. #endif
  276. {
  277. unsigned long long start_time_ns = 0, timeout_ns = 0;
  278. unsigned int reg_rdata = 0x0;
  279. start_time_ns = _pwrap_get_current_time();
  280. timeout_ns = _pwrap_time2ns(timeout_us);
  281. #ifdef PMIC_WRAP_RESET_UT
  282. if(pwrap_ut_flag == 0)
  283. return E_PWR_WAIT_IDLE_TIMEOUT;
  284. #endif
  285. do {
  286. if (_pwrap_timeout_ns(start_time_ns, timeout_ns)) {
  287. PWRAPERR("ready_init timeout\n");
  288. pwrap_dump_ap_register();
  289. return E_PWR_WAIT_IDLE_TIMEOUT;
  290. }
  291. reg_rdata = WRAP_RD32(wacs_register);
  292. } while (fp(reg_rdata));
  293. if (read_reg)
  294. *read_reg = reg_rdata;
  295. return 0;
  296. }
  297. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  298. static inline unsigned int wait_for_state_idle(loop_condition_fp fp,
  299. unsigned int timeout_us, void *wacs_register,
  300. void *wacs_vldclr_register, unsigned int *read_reg)
  301. #else
  302. static inline unsigned int wait_for_state_idle(loop_condition_fp fp,
  303. unsigned int timeout_us, unsigned int *wacs_register,
  304. unsigned int *wacs_vldclr_register, unsigned int *read_reg)
  305. #endif
  306. {
  307. unsigned long long start_time_ns = 0, timeout_ns = 0;
  308. unsigned int reg_rdata;
  309. start_time_ns = _pwrap_get_current_time();
  310. timeout_ns = _pwrap_time2ns(timeout_us);
  311. #ifdef PMIC_WRAP_RESET_UT
  312. if(pwrap_ut_flag == 0)
  313. return E_PWR_WAIT_IDLE_TIMEOUT;
  314. #endif
  315. do {
  316. if (_pwrap_timeout_ns(start_time_ns, timeout_ns)) {
  317. PWRAPERR("state_idle timeout\n");
  318. pwrap_dump_ap_register();
  319. return E_PWR_WAIT_IDLE_TIMEOUT;
  320. }
  321. reg_rdata = WRAP_RD32(wacs_register);
  322. if (GET_WACS2_INIT_DONE2(reg_rdata) != WACS_INIT_DONE) {
  323. PWRAPERR("init isn't finished\n");
  324. pwrap_dump_ap_register();
  325. return E_PWR_NOT_INIT_DONE;
  326. }
  327. switch (GET_WACS2_FSM(reg_rdata)) {
  328. case WACS_FSM_WFVLDCLR:
  329. WRAP_WR32(wacs_vldclr_register, 1);
  330. PWRAPERR("WACS_FSM = VLDCLR\n");
  331. pwrap_dump_ap_register();
  332. break;
  333. case WACS_FSM_WFDLE:
  334. PWRAPERR("WACS_FSM = WFDLE\n");
  335. pwrap_dump_ap_register();
  336. break;
  337. case WACS_FSM_REQ:
  338. PWRAPERR("WACS_FSM = REQ\n");
  339. pwrap_dump_ap_register();
  340. break;
  341. default:
  342. break;
  343. }
  344. } while (fp(reg_rdata));
  345. if (read_reg)
  346. *read_reg = reg_rdata;
  347. return 0;
  348. }
  349. /**************used at pwrap_wacs2********************************************/
  350. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  351. static inline unsigned int wait_for_state_ready(loop_condition_fp fp,
  352. unsigned int timeout_us, void *wacs_register, unsigned int *read_reg)
  353. #else
  354. static inline unsigned int wait_for_state_ready(loop_condition_fp fp,
  355. unsigned int timeout_us, unsigned int *wacs_register,
  356. unsigned int *read_reg)
  357. #endif
  358. {
  359. unsigned long long start_time_ns = 0, timeout_ns = 0;
  360. unsigned int reg_rdata;
  361. start_time_ns = _pwrap_get_current_time();
  362. timeout_ns = _pwrap_time2ns(timeout_us);
  363. #ifdef PMIC_WRAP_RESET_UT
  364. if(pwrap_ut_flag == 0)
  365. return E_PWR_WAIT_IDLE_TIMEOUT;
  366. #endif
  367. do {
  368. if (_pwrap_timeout_ns(start_time_ns, timeout_ns)) {
  369. PWRAPERR("state_ready timeout\n");
  370. pwrap_dump_ap_register();
  371. return E_PWR_WAIT_IDLE_TIMEOUT;
  372. }
  373. reg_rdata = WRAP_RD32(wacs_register);
  374. if (GET_WACS2_INIT_DONE2(reg_rdata) != WACS_INIT_DONE) {
  375. PWRAPERR("init isn't finished\n");
  376. pwrap_dump_ap_register();
  377. return E_PWR_NOT_INIT_DONE;
  378. }
  379. } while (fp(reg_rdata));
  380. if (read_reg)
  381. *read_reg = reg_rdata;
  382. return 0;
  383. }
  384. /******************************************************
  385. * Function : pwrap_wacs2()
  386. * Description :
  387. * Parameter :
  388. * Return :
  389. ******************************************************/
  390. signed int pwrap_wacs2(unsigned int write, unsigned int adr,
  391. unsigned int wdata, unsigned int *rdata)
  392. {
  393. unsigned int reg_rdata = 0;
  394. unsigned int wacs_write = 0;
  395. unsigned int wacs_adr = 0;
  396. unsigned int wacs_cmd = 0;
  397. unsigned int return_value = 0;
  398. unsigned int pwrap_ret = 0;
  399. /* Check argument validation */
  400. if ((write & ~(0x1)) != 0)
  401. return E_PWR_INVALID_RW;
  402. if ((adr & ~(0xffff)) != 0)
  403. return E_PWR_INVALID_ADDR;
  404. if ((wdata & ~(0xffff)) != 0)
  405. return E_PWR_INVALID_WDAT;
  406. enter_critical_section();
  407. /* Check IDLE & INIT_DONE in advance */
  408. return_value =
  409. wait_for_state_idle(wait_for_fsm_idle, TIMEOUT_WAIT_IDLE,
  410. PMIC_WRAP_WACS2_RDATA, PMIC_WRAP_WACS2_VLDCLR, 0);
  411. if (return_value != 0) {
  412. PWRAPERR("wait_for_fsm_idle fail, ret=%x\n", return_value);
  413. goto FAIL;
  414. }
  415. RETRY:
  416. wacs_write = write << 31;
  417. wacs_adr = (adr >> 1) << 16;
  418. wacs_cmd = wacs_write | wacs_adr | wdata;
  419. WRAP_WR32(PMIC_WRAP_WACS2_CMD, wacs_cmd);
  420. if (write == 0) {
  421. if (rdata == NULL) {
  422. PWRAPERR("rdata is NULL\n");
  423. return_value = E_PWR_INVALID_ARG;
  424. goto FAIL;
  425. }
  426. return_value =
  427. wait_for_state_ready(wait_for_fsm_vldclr, TIMEOUT_READ,
  428. PMIC_WRAP_WACS2_RDATA, &reg_rdata);
  429. if (return_value != 0) {
  430. PWRAPERR("wait_for_fsm_vldclr fail, ret=%x\n", return_value);
  431. return_value += 1;
  432. goto FAIL;
  433. }
  434. *rdata = GET_WACS2_RDATA(reg_rdata);
  435. WRAP_WR32(PMIC_WRAP_WACS2_VLDCLR, 1);
  436. }
  437. FAIL:
  438. if (return_value != 0) {
  439. PWRAPERR("pwrap_wacs2 fail, ret=%d\n", return_value);
  440. pwrap_ret = pwrap_reset_pattern();
  441. if (pwrap_ret != 0) {
  442. PWRAPERR("pwrap_reset_pattern fail, ret=%x\n", pwrap_ret);
  443. pwrap_dump_ap_register();
  444. }
  445. else {
  446. #ifdef PMIC_WRAP_RESET_UT
  447. pwrap_ut_flag = 1;
  448. #endif
  449. dprintf(CRITICAL, PWRAPTAG "retry cmd: 0x%x, 0x%x, 0x%x\n", wacs_cmd, write, adr);
  450. goto RETRY;
  451. }
  452. }
  453. exit_critical_section();
  454. return return_value;
  455. }
  456. /*********************internal API for pwrap_init***************************/
  457. /**********************************
  458. * Function : _pwrap_wacs2_nochk()
  459. * Description :
  460. * Parameter :
  461. * Return :
  462. ***********************************/
  463. signed int pwrap_read_nochk(unsigned int adr, unsigned int *rdata)
  464. {
  465. return _pwrap_wacs2_nochk(0, adr, 0, rdata);
  466. }
  467. signed int pwrap_write_nochk(unsigned int adr, unsigned int wdata)
  468. {
  469. return _pwrap_wacs2_nochk(1, adr, wdata, 0);
  470. }
  471. static signed int _pwrap_wacs2_nochk(unsigned int write, unsigned int adr,
  472. unsigned int wdata, unsigned int *rdata)
  473. {
  474. unsigned int reg_rdata = 0x0;
  475. unsigned int wacs_write = 0x0;
  476. unsigned int wacs_adr = 0x0;
  477. unsigned int wacs_cmd = 0x0;
  478. unsigned int return_value = 0x0;
  479. /* Check argument validation */
  480. if ((write & ~(0x1)) != 0)
  481. return E_PWR_INVALID_RW;
  482. if ((adr & ~(0xffff)) != 0)
  483. return E_PWR_INVALID_ADDR;
  484. if ((wdata & ~(0xffff)) != 0)
  485. return E_PWR_INVALID_WDAT;
  486. enter_critical_section();
  487. /* Check IDLE */
  488. return_value =
  489. wait_for_state_ready_init(wait_for_fsm_idle, TIMEOUT_WAIT_IDLE,
  490. PMIC_WRAP_WACS2_RDATA, 0);
  491. if (return_value != 0) {
  492. PWRAPERR("wait_fsm_idle fail, ret=%x\n", return_value);
  493. exit_critical_section();
  494. return return_value;
  495. }
  496. wacs_write = write << 31;
  497. wacs_adr = (adr >> 1) << 16;
  498. wacs_cmd = wacs_write | wacs_adr | wdata;
  499. WRAP_WR32(PMIC_WRAP_WACS2_CMD, wacs_cmd);
  500. if (write == 0) {
  501. if (rdata == NULL) {
  502. PWRAPERR("rdata NULL\n");
  503. return_value = E_PWR_INVALID_ARG;
  504. exit_critical_section();
  505. return return_value;
  506. }
  507. return_value =
  508. wait_for_state_ready_init(wait_for_fsm_vldclr,
  509. TIMEOUT_READ, PMIC_WRAP_WACS2_RDATA, &reg_rdata);
  510. if (return_value != 0) {
  511. PWRAPERR("wait_fsm_vldclr fail, ret=%x\n", return_value);
  512. return_value += 1;
  513. exit_critical_section();
  514. return return_value;
  515. }
  516. *rdata = GET_WACS2_RDATA(reg_rdata);
  517. WRAP_WR32(PMIC_WRAP_WACS2_VLDCLR, 1);
  518. }
  519. exit_critical_section();
  520. return 0;
  521. }
  522. static void __pwrap_soft_reset(void)
  523. {
  524. PWRAPLOG("start reset wrapper\n");
  525. WRAP_WR32(INFRA_GLOBALCON_RST2_SET, 0x1);
  526. WRAP_WR32(INFRA_GLOBALCON_RST2_CLR, 0x1);
  527. }
  528. static void __pwrap_spi_clk_set(void)
  529. {
  530. /*sys_ck cg enable, turn off clock*/
  531. WRAP_WR32(MODULE_SW_CG_0_SET, 0x0000000f);
  532. /* turn off clock*/
  533. WRAP_WR32(MODULE_SW_CG_2_SET, 0x00000100);
  534. PWRAPLOG("pwrap_spictl reset ok\n");
  535. /* Disable Fixed 26M Clock Control by SPM */
  536. PWRAPLOG("PMICW_CLOCK_CTRL(before):0x%x\n", WRAP_RD32(PMICW_CLOCK_CTRL));
  537. WRAP_WR32(PMICW_CLOCK_CTRL_CLR, 0x2);
  538. PWRAPLOG("PMICW_CLOCK_CTRL(after):0x%x\n", WRAP_RD32(PMICW_CLOCK_CTRL));
  539. /* toggle PMIC_WRAP and pwrap_spictl reset */
  540. __pwrap_soft_reset();
  541. /* sys_ck cg enable, turn on clock */
  542. WRAP_WR32(MODULE_SW_CG_0_CLR, 0x0000000f);
  543. /* turn on clock */
  544. WRAP_WR32(MODULE_SW_CG_2_CLR, 0x00000100);
  545. PWRAPLOG("spi clk set ....\n");
  546. }
  547. static void _pwrap_InitStaUpd(void)
  548. {
  549. #ifndef DUAL_PMICS
  550. WRAP_WR32(PMIC_WRAP_STAUPD_GRPEN, 0xd5);
  551. #else
  552. WRAP_WR32(PMIC_WRAP_STAUPD_GRPEN, 0xdc);
  553. #endif
  554. #ifdef PMIC_WRAP_CRC_SUPPORT
  555. /* CRC */
  556. #ifndef DUAL_PMICS
  557. pwrap_write_nochk(PMIC_DEW_CRC_EN_ADDR, 0x1);
  558. WRAP_WR32(PMIC_WRAP_CRC_EN, 0x1);
  559. WRAP_WR32(PMIC_WRAP_SIG_ADR, PMIC_DEW_CRC_VAL_ADDR);
  560. #else
  561. pwrap_write_nochk(PMIC_DEW_CRC_EN_ADDR, 0x1);
  562. pwrap_write_nochk(EXT_DEW_CRC_EN, 0x1);
  563. WRAP_WR32(PMIC_WRAP_CRC_EN, 0x1);
  564. WRAP_WR32(PMIC_WRAP_SIG_ADR, (PMIC_EXT_DEW_CRC_VAL_ADDR << 16 | PMIC_DEW_CRC_VAL_ADDR));
  565. #endif
  566. #else
  567. /* Signature */
  568. #ifndef DUAL_PMICS
  569. WRAP_WR32(PMIC_WRAP_SIG_MODE, 0x1);
  570. WRAP_WR32(PMIC_WRAP_SIG_ADR, PMIC_DEW_CRC_VAL_ADDR);
  571. WRAP_WR32(PMIC_WRAP_SIG_VALUE, 0x83);
  572. #else
  573. WRAP_WR32(PMIC_WRAP_SIG_MODE, 0x3);
  574. WRAP_WR32(PMIC_WRAP_SIG_ADR, (PMIC_EXT_DEW_CRC_VAL_ADDR << 16 | PMIC_DEW_CRC_VAL_ADDR));
  575. WRAP_WR32(PMIC_WRAP_SIG_VALUE, (0x83 << 16) | 0x83);
  576. #endif
  577. #endif /* end of crc */
  578. WRAP_WR32(PMIC_WRAP_EINT_STA0_ADR, PMIC_CPU_INT_STA_ADDR);
  579. #ifdef DUAL_PMICS
  580. WRAP_WR32(PMIC_WRAP_EINT_STA1_ADR, EXT_INT_STA);
  581. #endif
  582. /* MD ADC Interface */
  583. PWRAPLOG("write MODEM_TEMP_SHARE_CTRL start\n");
  584. WRAP_WR32(MODEM_TEMP_SHARE_CTRL, 0xf0);
  585. PWRAPLOG("write MODEM_TEMP_SHARE_CTRL ok\n");
  586. PWRAPLOG("MODEM_TEMP_SHARE_CTRL:%x\n", WRAP_RD32(MODEM_TEMP_SHARE_CTRL));
  587. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_LATEST_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  588. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_WP_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  589. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_0_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  590. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_1_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  591. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_2_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  592. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_3_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  593. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_4_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  594. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_5_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  595. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_6_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  596. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_7_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  597. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_8_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  598. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_9_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  599. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_10_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  600. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_11_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  601. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_12_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  602. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_13_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  603. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_14_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  604. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_15_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  605. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_16_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  606. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_17_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  607. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_18_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  608. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_19_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  609. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_20_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  610. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_21_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  611. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_22_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  612. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_23_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  613. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_24_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  614. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_25_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  615. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_26_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  616. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_27_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  617. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_28_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  618. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_29_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  619. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_30_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  620. WRAP_WR32(PMIC_WRAP_MD_AUXADC_RDATA_31_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_AP_ADDR << 16) + PMIC_AUXADC_ADC_OUT_MDRT_ADDR);
  621. WRAP_WR32(PMIC_WRAP_INT_GPS_AUXADC_CMD_ADDR, (PMIC_AUXADC_RQST_DCXO_BY_GPS_ADDR << 16) + PMIC_AUXADC_RQST_CH7_BY_GPS_ADDR);
  622. WRAP_WR32(PMIC_WRAP_INT_GPS_AUXADC_CMD, (0x0040 << 16) + 0x0010);
  623. WRAP_WR32(PMIC_WRAP_INT_GPS_AUXADC_RDATA_ADDR, (PMIC_AUXADC_ADC_OUT_DCXO_BY_GPS_ADDR << 16) + PMIC_AUXADC_ADC_OUT_CH7_BY_GPS_ADDR);
  624. }
  625. static void _pwrap_starve_set(void)
  626. {
  627. WRAP_WR32(PMIC_WRAP_HARB_HPRIO, 0x1);
  628. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_0, 0x400);
  629. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_1, 0x402);
  630. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_2, 0x40e);
  631. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_3, 0x41e);
  632. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_4, 0x402);
  633. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_5, 0x427);
  634. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_6, 0x427);
  635. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_7, 0x427);
  636. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_8, 0x413);
  637. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_9, 0x417);
  638. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_10, 0x417);
  639. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_11, 0x47b);
  640. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_12, 0x47b);
  641. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_13, 0x45b);
  642. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_14, 0x45b);
  643. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_15, 0x45b);
  644. WRAP_WR32(PMIC_WRAP_STARV_COUNTER_16, 0x73f);
  645. }
  646. static void _pwrap_enable(void)
  647. {
  648. #if (MTK_PLATFORM_MT6359)
  649. WRAP_WR32(PMIC_WRAP_HPRIO_ARB_EN, 0xfbb7f);
  650. #endif
  651. WRAP_WR32(PMIC_WRAP_WACS0_EN, 0x1);
  652. WRAP_WR32(PMIC_WRAP_WACS1_EN, 0x1);
  653. WRAP_WR32(PMIC_WRAP_WACS2_EN, 0x1);
  654. WRAP_WR32(PMIC_WRAP_WACS3_EN, 0x1);
  655. WRAP_WR32(PMIC_WRAP_WACS_P2P_EN, 0x1);
  656. WRAP_WR32(PMIC_WRAP_WACS_MD32_EN, 0x1);
  657. WRAP_WR32(PMIC_WRAP_STAUPD_CTRL, 0x5); /* 100us */
  658. WRAP_WR32(PMIC_WRAP_WDT_CTRL, 0x3f);
  659. WRAP_WR32(PMIC_WRAP_WDT_SRC_EN_0, 0xffffffff);
  660. WRAP_WR32(PMIC_WRAP_WDT_SRC_EN_1, 0xffffffff);
  661. WRAP_WR32(PMIC_WRAP_TIMER_CTRL, 0x3);
  662. WRAP_WR32(PMIC_WRAP_INT0_EN, 0xffffffff);
  663. WRAP_WR32(PMIC_WRAP_INT1_EN, 0x00001fff); /* disable Matching interrupt for bit 13 */
  664. }
  665. static unsigned int pwrap_read_test(void)
  666. {
  667. unsigned int rdata = 0;
  668. unsigned int return_value = 0;
  669. /* Read Test */
  670. PWRAPLOG("start pwrap_read_test\n");
  671. return_value = pwrap_wacs2_read(PMIC_DEW_READ_TEST_ADDR, &rdata);
  672. PWRAPLOG("rdata=0x%x\n", rdata);
  673. if (rdata != DEFAULT_VALUE_READ_TEST) {
  674. PWRAPERR("Error: r_rdata = 0x%x, exp = 0x5aa5\n", rdata);
  675. PWRAPERR("Error: return_value = 0x%x\n", return_value);
  676. return E_PWR_READ_TEST_FAIL;
  677. }
  678. PWRAPLOG("Read Test pass, return_value = 0x%x\n", return_value);
  679. return 0;
  680. }
  681. static unsigned int pwrap_write_test(void)
  682. {
  683. unsigned int rdata = 0;
  684. unsigned int sub_return = 0;
  685. unsigned int sub_return1 = 0;
  686. /* Write test using WACS2 */
  687. PWRAPLOG("start pwrap_write_test\n");
  688. sub_return = pwrap_wacs2_write(PMIC_DEW_WRITE_TEST_ADDR,
  689. DEFAULT_VALUE_WRITE_TEST);
  690. PWRAPLOG("after pwrap_write\n");
  691. sub_return1 = pwrap_wacs2_read(PMIC_DEW_WRITE_TEST_ADDR, &rdata);
  692. PWRAPLOG("rdata=0x%x (read back)\n", rdata);
  693. if ((rdata != DEFAULT_VALUE_WRITE_TEST) ||
  694. (sub_return != 0) || (sub_return1 != 0)) {
  695. PWRAPERR("Error: w_rdata = 0x%x, exp = 0xa55a\n", rdata);
  696. PWRAPERR("Error: sub_return = 0x%x\n", sub_return);
  697. PWRAPERR("Error: sub_return1 = 0x%x\n", sub_return1);
  698. return E_PWR_INIT_WRITE_TEST;
  699. }
  700. PWRAPLOG("Write Test pass\n");
  701. return 0;
  702. }
  703. static void pwrap_ut(unsigned int ut_test)
  704. {
  705. unsigned int sub_return = 0;
  706. switch (ut_test) {
  707. case 1:
  708. pwrap_write_test();
  709. break;
  710. case 2:
  711. pwrap_read_test();
  712. break;
  713. case 3:
  714. #ifdef CONFIG_MTK_TINYSYS_SSPM_SUPPORT
  715. pwrap_wacs2_ipi(0x10010000 + 0xD8, 0xffffffff, (WRITE_CMD | WRITE_PMIC_WRAP));
  716. break;
  717. #endif
  718. case 4:
  719. sub_return = pwrap_write_nochk(PMIC_DEW_WRITE_TEST_ADDR, 0x1234);
  720. sub_return = pwrap_write_nochk(PMIC_DEW_WRITE_TEST_ADDR, 0x4321);
  721. sub_return = pwrap_write_nochk(PMIC_DEW_WRITE_TEST_ADDR, 0xF0F0);
  722. break;
  723. default:
  724. PWRAPLOG("default test.\n");
  725. break;
  726. }
  727. }
  728. /*-------------------pwrap debug---------------------*/
  729. static inline void pwrap_dump_ap_register(void)
  730. {
  731. unsigned int i = 0, offset = 0;
  732. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  733. unsigned int *reg_addr;
  734. #else
  735. unsigned int reg_addr;
  736. #endif
  737. unsigned int reg_value = 0;
  738. PWRAPERR("dump reg\n");
  739. for (i = 0; i <= PMIC_WRAP_REG_RANGE; i++) {
  740. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  741. reg_addr = (unsigned int *) (PMIC_WRAP_BASE + i * 4);
  742. reg_value = WRAP_RD32(reg_addr);
  743. PWRAPERR("addr:0x%p = 0x%x\n", reg_addr, reg_value);
  744. #else
  745. reg_addr = (PMIC_WRAP_BASE + i * 4);
  746. reg_value = WRAP_RD32(reg_addr);
  747. PWRAPERR("addr:0x%x = 0x%x\n", reg_addr, reg_value);
  748. #endif
  749. }
  750. for (i = 0; i <= 14; i++) {
  751. offset = 0xc00 + i * 4;
  752. #if (PMIC_WRAP_KERNEL) || (PMIC_WRAP_CTP)
  753. reg_addr = (unsigned int *) (PMIC_WRAP_BASE + offset);
  754. reg_value = WRAP_RD32(reg_addr);
  755. PWRAPERR("addr:0x%p = 0x%x\n", reg_addr, reg_value);
  756. #else
  757. reg_addr = (PMIC_WRAP_BASE + offset);
  758. reg_value = WRAP_RD32(reg_addr);
  759. PWRAPERR("addr:0x%x = 0x%x\n", reg_addr, reg_value);
  760. #endif
  761. }
  762. }
  763. void pwrap_dump_all_register(void)
  764. {
  765. pwrap_dump_ap_register();
  766. }
  767. static int is_pwrap_init_done(void)
  768. {
  769. int ret = 0;
  770. ret = WRAP_RD32(PMIC_WRAP_INIT_DONE2);
  771. PWRAPLOG("is_pwrap_init_done %d\n", ret);
  772. if ((ret & 0x1) == 1)
  773. return 0;
  774. return -1;
  775. }
  776. signed int pwrap_init_lk(void)
  777. {
  778. PWRAPFUC();
  779. if (0 == is_pwrap_init_done()) {
  780. #ifdef PMIC_WRAP_RESET_UT
  781. pwrap_ut(1);
  782. pwrap_ut(2);
  783. pwrap_ut(1);
  784. #endif
  785. PWRAPLOG("[PMIC_WRAP] pwrap_init already init, do nothing\n");
  786. return 0;
  787. }
  788. return 0;
  789. }
  790. static signed int _pwrap_init_reg_clock_reset(unsigned int regck_sel)
  791. {
  792. WRAP_WR32(PMIC_WRAP_EXT_CK_WRITE, 0x1);
  793. WRAP_WR32(PMIC_WRAP_RDDMY, 0x8);
  794. PWRAPLOG("Set Read Dummy Cycle ok\n");
  795. /* Config SPI Waveform according to reg clk */
  796. if (regck_sel == 1) { /* Slave Clock is 18MHz */
  797. WRAP_WR32(PMIC_WRAP_CSHEXT_WRITE, 0x0);
  798. WRAP_WR32(PMIC_WRAP_CSHEXT_READ, 0x0);
  799. WRAP_WR32(PMIC_WRAP_CSLEXT_WRITE, 0x0);
  800. WRAP_WR32(PMIC_WRAP_CSLEXT_READ, 0x0200);
  801. } else { /*Safe Mode*/
  802. WRAP_WR32(PMIC_WRAP_CSHEXT_WRITE, 0x0f0f);
  803. WRAP_WR32(PMIC_WRAP_CSHEXT_READ, 0x0f0f);
  804. WRAP_WR32(PMIC_WRAP_CSLEXT_WRITE, 0x0f0f);
  805. WRAP_WR32(PMIC_WRAP_CSLEXT_READ, 0x0f0f);
  806. }
  807. return 0;
  808. }
  809. static signed int _pwrap_init_dio_reset(unsigned int dio_en)
  810. {
  811. unsigned int rdata = 0x0;
  812. WRAP_WR32(PMIC_WRAP_HPRIO_ARB_EN, 0x4); /* ONLY WACS2 */
  813. /* wait for WRAP_FSM idle */
  814. do {
  815. rdata = WRAP_RD32(PMIC_WRAP_WRAP_STA);
  816. } while((GET_WRAP_FSM(rdata) != 0x0) || (GET_WRAP_CH_DLE_RESTCNT(rdata) != 0x0));
  817. do {
  818. rdata = WRAP_RD32(PMIC_WRAP_WACS2_RDATA);
  819. } while ((GET_WACS2_FSM(rdata) != WACS_FSM_IDLE) || (GET_SYNC_IDLE2(rdata) != WACS_SYNC_IDLE));
  820. #ifndef DUAL_PMICS
  821. WRAP_WR32(PMIC_WRAP_DIO_EN, dio_en);
  822. #else
  823. WRAP_WR32(PMIC_WRAP_DIO_EN, 0x2 | dio_en);
  824. #endif
  825. return 0;
  826. }
  827. static S32 _pwrap_init_sistrobe_reset(int dual_si_sample_settings)
  828. {
  829. WRAP_WR32(PMIC_WRAP_SI_SAMPLE_CTRL, si_sample_ctrl);
  830. return 0;
  831. }
  832. static signed int _pwrap_reset_pattern(void)
  833. {
  834. signed int sub_return = 0;
  835. struct pwrap_rc_info info;
  836. PWRAPLOG("pwrap_init_reset start!!!!!!!!!!!!!\n");
  837. /* Backup PMIC Wrap key register before reset */
  838. si_sample_ctrl = WRAP_RD32(PMIC_WRAP_SI_SAMPLE_CTRL);
  839. info.wacs2_cmd = WRAP_RD32(PMIC_WRAP_WACS2_CMD);
  840. info.dcxo_en = WRAP_RD32(PMIC_WRAP_DCXO_ENABLE);
  841. info.dcxo_conn_adr0 = WRAP_RD32(PMIC_WRAP_DCXO_CONN_ADR0);
  842. info.dcxo_conn_wdata0 = WRAP_RD32(PMIC_WRAP_DCXO_CONN_WDATA0);
  843. info.dcxo_conn_adr1 = WRAP_RD32(PMIC_WRAP_DCXO_CONN_ADR1);
  844. info.dcxo_conn_wdata1 = WRAP_RD32(PMIC_WRAP_DCXO_CONN_WDATA1);
  845. info.dcxo_nfc_adr0 = WRAP_RD32(PMIC_WRAP_DCXO_NFC_ADR0);
  846. info.dcxo_nfc_wdata0 = WRAP_RD32(PMIC_WRAP_DCXO_NFC_WDATA0);
  847. info.dcxo_nfc_adr1 = WRAP_RD32(PMIC_WRAP_DCXO_NFC_ADR1);
  848. info.dcxo_nfc_wdata1 = WRAP_RD32(PMIC_WRAP_DCXO_NFC_WDATA1);
  849. PWRAPLOG("Backup pwrap key register ok\n");
  850. __pwrap_spi_clk_set();
  851. PWRAPLOG("__pwrap_spi_clk_set ok\n");
  852. /* Enable DCM */
  853. PWRAPLOG("No need to enable DCM\n");
  854. /* Reset SPISLV */
  855. PWRAPLOG("No need to reset SPISLV\n");
  856. /* Enable WRAP */
  857. WRAP_WR32(PMIC_WRAP_WRAP_EN, 0x1);
  858. /* Enable WACS2 */
  859. WRAP_WR32(PMIC_WRAP_WACS2_EN, 0x1);
  860. WRAP_WR32(PMIC_WRAP_HPRIO_ARB_EN, 0x4); /* ONLY WACS2 */
  861. PWRAPLOG("Enable WACS2 ok\n");
  862. /* SPI Waveform Configuration. 0:safe mode, 1:18MHz */
  863. sub_return = _pwrap_init_reg_clock_reset(1);
  864. if (sub_return != 0) {
  865. PWRAPERR("init_reg_clock fail, sub_return=%x\n", sub_return);
  866. return E_PWR_INIT_REG_CLOCK;
  867. }
  868. PWRAPLOG("_pwrap_init_reg_clock_reset ok\n");
  869. /* SPI Slave Configuration */
  870. PWRAPLOG("No need to init SPISLV\n");
  871. /* Enable DIO mode */
  872. sub_return = _pwrap_init_dio_reset(1);
  873. if (sub_return != 0) {
  874. PWRAPERR("init_dio fail, sub_return=%x\n", sub_return);
  875. return E_PWR_INIT_DIO;
  876. }
  877. PWRAPLOG("_pwrap_init_dio_reset ok\n");
  878. /* Input data calibration flow */
  879. sub_return = _pwrap_init_sistrobe_reset(0);
  880. if (sub_return != 0) {
  881. PWRAPERR("InitSiStrobe fail, sub_return=%x\n", sub_return);
  882. return E_PWR_INIT_SIDLY;
  883. }
  884. PWRAPLOG("_pwrap_init_sistrobe_reset ok\n");
  885. /* Status update function initialization
  886. * 1. Signature Checking using CRC (CRC 0 only)
  887. * 2. EINT update
  888. * 3. Read back Auxadc thermal data for GPS
  889. */
  890. _pwrap_InitStaUpd();
  891. PWRAPLOG("_pwrap_InitStaUpd ok\n");
  892. /* PMIC_WRAP starvation setting */
  893. _pwrap_starve_set();
  894. PWRAPLOG("_pwrap_starve_set ok\n");
  895. /* PMIC_WRAP enables */
  896. _pwrap_enable();
  897. PWRAPLOG("_pwrap_enable ok\n");
  898. /* Initialization Done */
  899. WRAP_WR32(PMIC_WRAP_INIT_DONE0, 0x1);
  900. WRAP_WR32(PMIC_WRAP_INIT_DONE1, 0x1);
  901. WRAP_WR32(PMIC_WRAP_INIT_DONE2, 0x1);
  902. WRAP_WR32(PMIC_WRAP_INIT_DONE3, 0x1);
  903. WRAP_WR32(PMIC_WRAP_INIT_DONE_P2P, 0x1);
  904. WRAP_WR32(PMIC_WRAP_INIT_DONE_MD32, 0x1);
  905. /* restore key register after reset */
  906. WRAP_WR32(PMIC_WRAP_WACS2_CMD, info.wacs2_cmd);
  907. WRAP_WR32(PMIC_WRAP_DCXO_CONN_ADR0, info.dcxo_conn_adr0);
  908. WRAP_WR32(PMIC_WRAP_DCXO_CONN_WDATA0, info.dcxo_conn_wdata0);
  909. WRAP_WR32(PMIC_WRAP_DCXO_CONN_ADR1, info.dcxo_conn_adr1);
  910. WRAP_WR32(PMIC_WRAP_DCXO_CONN_WDATA1, info.dcxo_conn_wdata1);
  911. WRAP_WR32(PMIC_WRAP_DCXO_NFC_ADR0, info.dcxo_nfc_adr0);
  912. WRAP_WR32(PMIC_WRAP_DCXO_NFC_WDATA0, info.dcxo_nfc_wdata0);
  913. WRAP_WR32(PMIC_WRAP_DCXO_NFC_ADR1, info.dcxo_nfc_adr1);
  914. WRAP_WR32(PMIC_WRAP_DCXO_NFC_WDATA1, info.dcxo_nfc_wdata1);
  915. WRAP_WR32(PMIC_WRAP_DCXO_ENABLE, info.dcxo_en);
  916. PWRAPLOG("Restore pwrap key register ok\n");
  917. PWRAPLOG("pwrap_init_reset Done!!!!!!!!!\n");
  918. return 0;
  919. }
  920. static signed int pwrap_reset_pattern(void)
  921. {
  922. /* SPI & WRAP Reset Pattern */
  923. unsigned int ret;
  924. ret = _pwrap_reset_pattern();
  925. if (ret != 0) {
  926. PWRAPERR("_pwrap_reset_pattern fail, ret=%x\n", ret);
  927. return E_PWR_INIT_RESET_SPI;
  928. }
  929. return 0;
  930. }
  931. void pwrap_disable(void) {
  932. PWRAPLOG("pmic wrap disable\n");
  933. WRAP_WR32(PMIC_WRAP_WRAP_EN, 0x0);
  934. udelay(10);
  935. }
  936. #endif /* endif PMIC_WRAP_NO_PMIC */