ddr3_training.c 87 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * Copyright (C) Marvell International Ltd. and its affiliates
  4. */
  5. #include "ddr3_init.h"
  6. #include "mv_ddr_common.h"
  7. #define GET_CS_FROM_MASK(mask) (cs_mask2_num[mask])
  8. #define CS_CBE_VALUE(cs_num) (cs_cbe_reg[cs_num])
  9. u32 window_mem_addr = 0;
  10. u32 phy_reg0_val = 0;
  11. u32 phy_reg1_val = 8;
  12. u32 phy_reg2_val = 0;
  13. u32 phy_reg3_val = PARAM_UNDEFINED;
  14. enum hws_ddr_freq low_freq = DDR_FREQ_LOW_FREQ;
  15. enum hws_ddr_freq medium_freq;
  16. u32 debug_dunit = 0;
  17. u32 odt_additional = 1;
  18. u32 *dq_map_table = NULL;
  19. /* in case of ddr4 do not run ddr3_tip_write_additional_odt_setting function - mc odt always 'on'
  20. * in ddr4 case the terminations are rttWR and rttPARK and the odt must be always 'on' 0x1498 = 0xf
  21. */
  22. u32 odt_config = 1;
  23. u32 nominal_avs;
  24. u32 extension_avs;
  25. u32 is_pll_before_init = 0, is_adll_calib_before_init = 1, is_dfs_in_init = 0;
  26. u32 dfs_low_freq;
  27. u32 g_rtt_nom_cs0, g_rtt_nom_cs1;
  28. u8 calibration_update_control; /* 2 external only, 1 is internal only */
  29. enum hws_result training_result[MAX_STAGE_LIMIT][MAX_INTERFACE_NUM];
  30. enum auto_tune_stage training_stage = INIT_CONTROLLER;
  31. u32 finger_test = 0, p_finger_start = 11, p_finger_end = 64,
  32. n_finger_start = 11, n_finger_end = 64,
  33. p_finger_step = 3, n_finger_step = 3;
  34. u32 clamp_tbl[] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 };
  35. /* Initiate to 0xff, this variable is define by user in debug mode */
  36. u32 mode_2t = 0xff;
  37. u32 xsb_validate_type = 0;
  38. u32 xsb_validation_base_address = 0xf000;
  39. u32 first_active_if = 0;
  40. u32 dfs_low_phy1 = 0x1f;
  41. u32 multicast_id = 0;
  42. int use_broadcast = 0;
  43. struct hws_tip_freq_config_info *freq_info_table = NULL;
  44. u8 is_cbe_required = 0;
  45. u32 debug_mode = 0;
  46. u32 delay_enable = 0;
  47. int rl_mid_freq_wa = 0;
  48. u32 effective_cs = 0;
  49. u32 vref_init_val = 0x4;
  50. u32 ck_delay = PARAM_UNDEFINED;
  51. /* Design guidelines parameters */
  52. u32 g_zpri_data = PARAM_UNDEFINED; /* controller data - P drive strength */
  53. u32 g_znri_data = PARAM_UNDEFINED; /* controller data - N drive strength */
  54. u32 g_zpri_ctrl = PARAM_UNDEFINED; /* controller C/A - P drive strength */
  55. u32 g_znri_ctrl = PARAM_UNDEFINED; /* controller C/A - N drive strength */
  56. u32 g_zpodt_data = PARAM_UNDEFINED; /* controller data - P ODT */
  57. u32 g_znodt_data = PARAM_UNDEFINED; /* controller data - N ODT */
  58. u32 g_zpodt_ctrl = PARAM_UNDEFINED; /* controller data - P ODT */
  59. u32 g_znodt_ctrl = PARAM_UNDEFINED; /* controller data - N ODT */
  60. u32 g_odt_config = PARAM_UNDEFINED;
  61. u32 g_rtt_nom = PARAM_UNDEFINED;
  62. u32 g_rtt_wr = PARAM_UNDEFINED;
  63. u32 g_dic = PARAM_UNDEFINED;
  64. u32 g_rtt_park = PARAM_UNDEFINED;
  65. u32 mask_tune_func = (SET_MEDIUM_FREQ_MASK_BIT |
  66. WRITE_LEVELING_MASK_BIT |
  67. LOAD_PATTERN_2_MASK_BIT |
  68. READ_LEVELING_MASK_BIT |
  69. SET_TARGET_FREQ_MASK_BIT |
  70. WRITE_LEVELING_TF_MASK_BIT |
  71. READ_LEVELING_TF_MASK_BIT |
  72. CENTRALIZATION_RX_MASK_BIT |
  73. CENTRALIZATION_TX_MASK_BIT);
  74. static int ddr3_tip_ddr3_training_main_flow(u32 dev_num);
  75. static int ddr3_tip_write_odt(u32 dev_num, enum hws_access_type access_type,
  76. u32 if_id, u32 cl_value, u32 cwl_value);
  77. static int ddr3_tip_ddr3_auto_tune(u32 dev_num);
  78. #ifdef ODT_TEST_SUPPORT
  79. static int odt_test(u32 dev_num, enum hws_algo_type algo_type);
  80. #endif
  81. int adll_calibration(u32 dev_num, enum hws_access_type access_type,
  82. u32 if_id, enum hws_ddr_freq frequency);
  83. static int ddr3_tip_set_timing(u32 dev_num, enum hws_access_type access_type,
  84. u32 if_id, enum hws_ddr_freq frequency);
  85. static struct page_element page_tbl[] = {
  86. /*
  87. * 8bits 16 bits
  88. * page-size(K) page-size(K) mask
  89. */
  90. { 1, 2, 2},
  91. /* 512M */
  92. { 1, 2, 3},
  93. /* 1G */
  94. { 1, 2, 0},
  95. /* 2G */
  96. { 1, 2, 4},
  97. /* 4G */
  98. { 2, 2, 5},
  99. /* 8G */
  100. {0, 0, 0}, /* TODO: placeholder for 16-Mbit die capacity */
  101. {0, 0, 0}, /* TODO: placeholder for 32-Mbit die capacity */
  102. {0, 0, 0}, /* TODO: placeholder for 12-Mbit die capacity */
  103. {0, 0, 0} /* TODO: placeholder for 24-Mbit die capacity */
  104. };
  105. struct page_element *mv_ddr_page_tbl_get(void)
  106. {
  107. return &page_tbl[0];
  108. }
  109. static u8 mem_size_config[MV_DDR_DIE_CAP_LAST] = {
  110. 0x2, /* 512Mbit */
  111. 0x3, /* 1Gbit */
  112. 0x0, /* 2Gbit */
  113. 0x4, /* 4Gbit */
  114. 0x5, /* 8Gbit */
  115. 0x0, /* TODO: placeholder for 16-Mbit die capacity */
  116. 0x0, /* TODO: placeholder for 32-Mbit die capacity */
  117. 0x0, /* TODO: placeholder for 12-Mbit die capacity */
  118. 0x0 /* TODO: placeholder for 24-Mbit die capacity */
  119. };
  120. static u8 cs_mask2_num[] = { 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3 };
  121. static struct reg_data odpg_default_value[] = {
  122. {0x1034, 0x38000, MASK_ALL_BITS},
  123. {0x1038, 0x0, MASK_ALL_BITS},
  124. {0x10b0, 0x0, MASK_ALL_BITS},
  125. {0x10b8, 0x0, MASK_ALL_BITS},
  126. {0x10c0, 0x0, MASK_ALL_BITS},
  127. {0x10f0, 0x0, MASK_ALL_BITS},
  128. {0x10f4, 0x0, MASK_ALL_BITS},
  129. {0x10f8, 0xff, MASK_ALL_BITS},
  130. {0x10fc, 0xffff, MASK_ALL_BITS},
  131. {0x1130, 0x0, MASK_ALL_BITS},
  132. {0x1830, 0x2000000, MASK_ALL_BITS},
  133. {0x14d0, 0x0, MASK_ALL_BITS},
  134. {0x14d4, 0x0, MASK_ALL_BITS},
  135. {0x14d8, 0x0, MASK_ALL_BITS},
  136. {0x14dc, 0x0, MASK_ALL_BITS},
  137. {0x1454, 0x0, MASK_ALL_BITS},
  138. {0x1594, 0x0, MASK_ALL_BITS},
  139. {0x1598, 0x0, MASK_ALL_BITS},
  140. {0x159c, 0x0, MASK_ALL_BITS},
  141. {0x15a0, 0x0, MASK_ALL_BITS},
  142. {0x15a4, 0x0, MASK_ALL_BITS},
  143. {0x15a8, 0x0, MASK_ALL_BITS},
  144. {0x15ac, 0x0, MASK_ALL_BITS},
  145. {0x1604, 0x0, MASK_ALL_BITS},
  146. {0x1608, 0x0, MASK_ALL_BITS},
  147. {0x160c, 0x0, MASK_ALL_BITS},
  148. {0x1610, 0x0, MASK_ALL_BITS},
  149. {0x1614, 0x0, MASK_ALL_BITS},
  150. {0x1618, 0x0, MASK_ALL_BITS},
  151. {0x1624, 0x0, MASK_ALL_BITS},
  152. {0x1690, 0x0, MASK_ALL_BITS},
  153. {0x1694, 0x0, MASK_ALL_BITS},
  154. {0x1698, 0x0, MASK_ALL_BITS},
  155. {0x169c, 0x0, MASK_ALL_BITS},
  156. {0x14b8, 0x6f67, MASK_ALL_BITS},
  157. {0x1630, 0x0, MASK_ALL_BITS},
  158. {0x1634, 0x0, MASK_ALL_BITS},
  159. {0x1638, 0x0, MASK_ALL_BITS},
  160. {0x163c, 0x0, MASK_ALL_BITS},
  161. {0x16b0, 0x0, MASK_ALL_BITS},
  162. {0x16b4, 0x0, MASK_ALL_BITS},
  163. {0x16b8, 0x0, MASK_ALL_BITS},
  164. {0x16bc, 0x0, MASK_ALL_BITS},
  165. {0x16c0, 0x0, MASK_ALL_BITS},
  166. {0x16c4, 0x0, MASK_ALL_BITS},
  167. {0x16c8, 0x0, MASK_ALL_BITS},
  168. {0x16cc, 0x1, MASK_ALL_BITS},
  169. {0x16f0, 0x1, MASK_ALL_BITS},
  170. {0x16f4, 0x0, MASK_ALL_BITS},
  171. {0x16f8, 0x0, MASK_ALL_BITS},
  172. {0x16fc, 0x0, MASK_ALL_BITS}
  173. };
  174. /* MR cmd and addr definitions */
  175. struct mv_ddr_mr_data mr_data[] = {
  176. {MRS0_CMD, MR0_REG},
  177. {MRS1_CMD, MR1_REG},
  178. {MRS2_CMD, MR2_REG},
  179. {MRS3_CMD, MR3_REG}
  180. };
  181. static int ddr3_tip_pad_inv(u32 dev_num, u32 if_id);
  182. static int ddr3_tip_rank_control(u32 dev_num, u32 if_id);
  183. /*
  184. * Update global training parameters by data from user
  185. */
  186. int ddr3_tip_tune_training_params(u32 dev_num,
  187. struct tune_train_params *params)
  188. {
  189. if (params->ck_delay != PARAM_UNDEFINED)
  190. ck_delay = params->ck_delay;
  191. if (params->phy_reg3_val != PARAM_UNDEFINED)
  192. phy_reg3_val = params->phy_reg3_val;
  193. if (params->g_rtt_nom != PARAM_UNDEFINED)
  194. g_rtt_nom = params->g_rtt_nom;
  195. if (params->g_rtt_wr != PARAM_UNDEFINED)
  196. g_rtt_wr = params->g_rtt_wr;
  197. if (params->g_dic != PARAM_UNDEFINED)
  198. g_dic = params->g_dic;
  199. if (params->g_odt_config != PARAM_UNDEFINED)
  200. g_odt_config = params->g_odt_config;
  201. if (params->g_zpri_data != PARAM_UNDEFINED)
  202. g_zpri_data = params->g_zpri_data;
  203. if (params->g_znri_data != PARAM_UNDEFINED)
  204. g_znri_data = params->g_znri_data;
  205. if (params->g_zpri_ctrl != PARAM_UNDEFINED)
  206. g_zpri_ctrl = params->g_zpri_ctrl;
  207. if (params->g_znri_ctrl != PARAM_UNDEFINED)
  208. g_znri_ctrl = params->g_znri_ctrl;
  209. if (params->g_zpodt_data != PARAM_UNDEFINED)
  210. g_zpodt_data = params->g_zpodt_data;
  211. if (params->g_znodt_data != PARAM_UNDEFINED)
  212. g_znodt_data = params->g_znodt_data;
  213. if (params->g_zpodt_ctrl != PARAM_UNDEFINED)
  214. g_zpodt_ctrl = params->g_zpodt_ctrl;
  215. if (params->g_znodt_ctrl != PARAM_UNDEFINED)
  216. g_znodt_ctrl = params->g_znodt_ctrl;
  217. if (params->g_rtt_park != PARAM_UNDEFINED)
  218. g_rtt_park = params->g_rtt_park;
  219. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  220. ("DGL parameters: 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X 0x%X\n",
  221. g_zpri_data, g_znri_data, g_zpri_ctrl, g_znri_ctrl, g_zpodt_data, g_znodt_data,
  222. g_zpodt_ctrl, g_znodt_ctrl, g_rtt_nom, g_dic, g_odt_config, g_rtt_wr));
  223. return MV_OK;
  224. }
  225. /*
  226. * Configure CS
  227. */
  228. int ddr3_tip_configure_cs(u32 dev_num, u32 if_id, u32 cs_num, u32 enable)
  229. {
  230. u32 data, addr_hi, data_high;
  231. u32 mem_index;
  232. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  233. if (enable == 1) {
  234. data = (tm->interface_params[if_id].bus_width ==
  235. MV_DDR_DEV_WIDTH_8BIT) ? 0 : 1;
  236. CHECK_STATUS(ddr3_tip_if_write
  237. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  238. SDRAM_ADDR_CTRL_REG, (data << (cs_num * 4)),
  239. 0x3 << (cs_num * 4)));
  240. mem_index = tm->interface_params[if_id].memory_size;
  241. addr_hi = mem_size_config[mem_index] & 0x3;
  242. CHECK_STATUS(ddr3_tip_if_write
  243. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  244. SDRAM_ADDR_CTRL_REG,
  245. (addr_hi << (2 + cs_num * 4)),
  246. 0x3 << (2 + cs_num * 4)));
  247. data_high = (mem_size_config[mem_index] & 0x4) >> 2;
  248. CHECK_STATUS(ddr3_tip_if_write
  249. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  250. SDRAM_ADDR_CTRL_REG,
  251. data_high << (20 + cs_num), 1 << (20 + cs_num)));
  252. /* Enable Address Select Mode */
  253. CHECK_STATUS(ddr3_tip_if_write
  254. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  255. SDRAM_ADDR_CTRL_REG, 1 << (16 + cs_num),
  256. 1 << (16 + cs_num)));
  257. }
  258. switch (cs_num) {
  259. case 0:
  260. case 1:
  261. case 2:
  262. CHECK_STATUS(ddr3_tip_if_write
  263. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  264. DUNIT_CTRL_LOW_REG, (enable << (cs_num + 11)),
  265. 1 << (cs_num + 11)));
  266. break;
  267. case 3:
  268. CHECK_STATUS(ddr3_tip_if_write
  269. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  270. DUNIT_CTRL_LOW_REG, (enable << 15), 1 << 15));
  271. break;
  272. }
  273. return MV_OK;
  274. }
  275. /*
  276. * Calculate number of CS
  277. */
  278. int calc_cs_num(u32 dev_num, u32 if_id, u32 *cs_num)
  279. {
  280. u32 cs;
  281. u32 bus_cnt;
  282. u32 cs_count;
  283. u32 cs_bitmask;
  284. u32 curr_cs_num = 0;
  285. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  286. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  287. for (bus_cnt = 0; bus_cnt < octets_per_if_num; bus_cnt++) {
  288. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  289. cs_count = 0;
  290. cs_bitmask = tm->interface_params[if_id].
  291. as_bus_params[bus_cnt].cs_bitmask;
  292. for (cs = 0; cs < MAX_CS_NUM; cs++) {
  293. if ((cs_bitmask >> cs) & 1)
  294. cs_count++;
  295. }
  296. if (curr_cs_num == 0) {
  297. curr_cs_num = cs_count;
  298. } else if (cs_count != curr_cs_num) {
  299. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  300. ("CS number is different per bus (IF %d BUS %d cs_num %d curr_cs_num %d)\n",
  301. if_id, bus_cnt, cs_count,
  302. curr_cs_num));
  303. return MV_NOT_SUPPORTED;
  304. }
  305. }
  306. *cs_num = curr_cs_num;
  307. return MV_OK;
  308. }
  309. /*
  310. * Init Controller Flow
  311. */
  312. int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_prm)
  313. {
  314. u32 if_id;
  315. u32 cs_num;
  316. u32 t_ckclk = 0, t_wr = 0, t2t = 0;
  317. u32 data_value = 0, cs_cnt = 0,
  318. mem_mask = 0, bus_index = 0;
  319. enum hws_speed_bin speed_bin_index = SPEED_BIN_DDR_2133N;
  320. u32 cs_mask = 0;
  321. u32 cl_value = 0, cwl_val = 0;
  322. u32 bus_cnt = 0, adll_tap = 0;
  323. enum hws_access_type access_type = ACCESS_TYPE_UNICAST;
  324. u32 data_read[MAX_INTERFACE_NUM];
  325. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  326. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  327. enum hws_ddr_freq freq = tm->interface_params[0].memory_freq;
  328. enum mv_ddr_timing timing;
  329. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  330. ("Init_controller, do_mrs_phy=%d, is_ctrl64_bit=%d\n",
  331. init_cntr_prm->do_mrs_phy,
  332. init_cntr_prm->is_ctrl64_bit));
  333. if (init_cntr_prm->init_phy == 1) {
  334. CHECK_STATUS(ddr3_tip_configure_phy(dev_num));
  335. }
  336. if (generic_init_controller == 1) {
  337. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  338. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  339. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  340. ("active IF %d\n", if_id));
  341. mem_mask = 0;
  342. for (bus_index = 0;
  343. bus_index < octets_per_if_num;
  344. bus_index++) {
  345. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_index);
  346. mem_mask |=
  347. tm->interface_params[if_id].
  348. as_bus_params[bus_index].mirror_enable_bitmask;
  349. }
  350. if (mem_mask != 0) {
  351. CHECK_STATUS(ddr3_tip_if_write
  352. (dev_num, ACCESS_TYPE_MULTICAST,
  353. if_id, DUAL_DUNIT_CFG_REG, 0,
  354. 0x8));
  355. }
  356. speed_bin_index =
  357. tm->interface_params[if_id].
  358. speed_bin_index;
  359. /* t_ckclk is external clock */
  360. t_ckclk = (MEGA / freq_val[freq]);
  361. if (MV_DDR_IS_HALF_BUS_DRAM_MODE(tm->bus_act_mask, octets_per_if_num))
  362. data_value = (0x4000 | 0 | 0x1000000) & ~(1 << 26);
  363. else
  364. data_value = (0x4000 | 0x8000 | 0x1000000) & ~(1 << 26);
  365. /* Interface Bus Width */
  366. /* SRMode */
  367. CHECK_STATUS(ddr3_tip_if_write
  368. (dev_num, access_type, if_id,
  369. SDRAM_CFG_REG, data_value,
  370. 0x100c000));
  371. /* Interleave first command pre-charge enable (TBD) */
  372. CHECK_STATUS(ddr3_tip_if_write
  373. (dev_num, access_type, if_id,
  374. SDRAM_OPEN_PAGES_CTRL_REG, (1 << 10),
  375. (1 << 10)));
  376. /* Reset divider_b assert -> de-assert */
  377. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  378. SDRAM_CFG_REG,
  379. 0x0 << PUP_RST_DIVIDER_OFFS,
  380. PUP_RST_DIVIDER_MASK << PUP_RST_DIVIDER_OFFS));
  381. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  382. SDRAM_CFG_REG,
  383. 0x1 << PUP_RST_DIVIDER_OFFS,
  384. PUP_RST_DIVIDER_MASK << PUP_RST_DIVIDER_OFFS));
  385. /* PHY configuration */
  386. /*
  387. * Postamble Length = 1.5cc, Addresscntl to clk skew
  388. * \BD, Preamble length normal, parralal ADLL enable
  389. */
  390. CHECK_STATUS(ddr3_tip_if_write
  391. (dev_num, access_type, if_id,
  392. DRAM_PHY_CFG_REG, 0x28, 0x3e));
  393. if (init_cntr_prm->is_ctrl64_bit) {
  394. /* positive edge */
  395. CHECK_STATUS(ddr3_tip_if_write
  396. (dev_num, access_type, if_id,
  397. DRAM_PHY_CFG_REG, 0x0,
  398. 0xff80));
  399. }
  400. /* calibration block disable */
  401. /* Xbar Read buffer select (for Internal access) */
  402. CHECK_STATUS(ddr3_tip_if_write
  403. (dev_num, access_type, if_id,
  404. MAIN_PADS_CAL_MACH_CTRL_REG, 0x1200c,
  405. 0x7dffe01c));
  406. CHECK_STATUS(ddr3_tip_if_write
  407. (dev_num, access_type, if_id,
  408. MAIN_PADS_CAL_MACH_CTRL_REG,
  409. calibration_update_control << 3, 0x3 << 3));
  410. /* Pad calibration control - enable */
  411. CHECK_STATUS(ddr3_tip_if_write
  412. (dev_num, access_type, if_id,
  413. MAIN_PADS_CAL_MACH_CTRL_REG, 0x1, 0x1));
  414. if (ddr3_tip_dev_attr_get(dev_num, MV_ATTR_TIP_REV) < MV_TIP_REV_3) {
  415. /* DDR3 rank ctrl \96 part of the generic code */
  416. /* CS1 mirroring enable + w/a for JIRA DUNIT-14581 */
  417. CHECK_STATUS(ddr3_tip_if_write
  418. (dev_num, access_type, if_id,
  419. DDR3_RANK_CTRL_REG, 0x27, MASK_ALL_BITS));
  420. }
  421. cs_mask = 0;
  422. data_value = 0x7;
  423. /*
  424. * Address ctrl \96 Part of the Generic code
  425. * The next configuration is done:
  426. * 1) Memory Size
  427. * 2) Bus_width
  428. * 3) CS#
  429. * 4) Page Number
  430. * Per Dunit get from the Map_topology the parameters:
  431. * Bus_width
  432. */
  433. data_value =
  434. (tm->interface_params[if_id].
  435. bus_width == MV_DDR_DEV_WIDTH_8BIT) ? 0 : 1;
  436. /* create merge cs mask for all cs available in dunit */
  437. for (bus_cnt = 0;
  438. bus_cnt < octets_per_if_num;
  439. bus_cnt++) {
  440. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  441. cs_mask |=
  442. tm->interface_params[if_id].
  443. as_bus_params[bus_cnt].cs_bitmask;
  444. }
  445. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  446. ("Init_controller IF %d cs_mask %d\n",
  447. if_id, cs_mask));
  448. /*
  449. * Configure the next upon the Map Topology \96 If the
  450. * Dunit is CS0 Configure CS0 if it is multi CS
  451. * configure them both: The Bust_width it\92s the
  452. * Memory Bus width \96 x8 or x16
  453. */
  454. for (cs_cnt = 0; cs_cnt < NUM_OF_CS; cs_cnt++) {
  455. ddr3_tip_configure_cs(dev_num, if_id, cs_cnt,
  456. ((cs_mask & (1 << cs_cnt)) ? 1
  457. : 0));
  458. }
  459. if (init_cntr_prm->do_mrs_phy) {
  460. /*
  461. * MR0 \96 Part of the Generic code
  462. * The next configuration is done:
  463. * 1) Burst Length
  464. * 2) CAS Latency
  465. * get for each dunit what is it Speed_bin &
  466. * Target Frequency. From those both parameters
  467. * get the appropriate Cas_l from the CL table
  468. */
  469. cl_value =
  470. tm->interface_params[if_id].
  471. cas_l;
  472. cwl_val =
  473. tm->interface_params[if_id].
  474. cas_wl;
  475. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  476. ("cl_value 0x%x cwl_val 0x%x\n",
  477. cl_value, cwl_val));
  478. t_wr = time_to_nclk(speed_bin_table
  479. (speed_bin_index,
  480. SPEED_BIN_TWR), t_ckclk);
  481. data_value =
  482. ((cl_mask_table[cl_value] & 0x1) << 2) |
  483. ((cl_mask_table[cl_value] & 0xe) << 3);
  484. CHECK_STATUS(ddr3_tip_if_write
  485. (dev_num, access_type, if_id,
  486. MR0_REG, data_value,
  487. (0x7 << 4) | (1 << 2)));
  488. CHECK_STATUS(ddr3_tip_if_write
  489. (dev_num, access_type, if_id,
  490. MR0_REG, twr_mask_table[t_wr] << 9,
  491. 0x7 << 9));
  492. /*
  493. * MR1: Set RTT and DIC Design GL values
  494. * configured by user
  495. */
  496. CHECK_STATUS(ddr3_tip_if_write
  497. (dev_num, ACCESS_TYPE_MULTICAST,
  498. PARAM_NOT_CARE, MR1_REG,
  499. g_dic | g_rtt_nom, 0x266));
  500. /* MR2 - Part of the Generic code */
  501. /*
  502. * The next configuration is done:
  503. * 1) SRT
  504. * 2) CAS Write Latency
  505. */
  506. data_value = (cwl_mask_table[cwl_val] << 3);
  507. data_value |=
  508. ((tm->interface_params[if_id].
  509. interface_temp ==
  510. MV_DDR_TEMP_HIGH) ? (1 << 7) : 0);
  511. data_value |= g_rtt_wr;
  512. CHECK_STATUS(ddr3_tip_if_write
  513. (dev_num, access_type, if_id,
  514. MR2_REG, data_value,
  515. (0x7 << 3) | (0x1 << 7) | (0x3 <<
  516. 9)));
  517. }
  518. ddr3_tip_write_odt(dev_num, access_type, if_id,
  519. cl_value, cwl_val);
  520. ddr3_tip_set_timing(dev_num, access_type, if_id, freq);
  521. if (ddr3_tip_dev_attr_get(dev_num, MV_ATTR_TIP_REV) < MV_TIP_REV_3) {
  522. CHECK_STATUS(ddr3_tip_if_write
  523. (dev_num, access_type, if_id,
  524. DUNIT_CTRL_HIGH_REG, 0x1000119,
  525. 0x100017F));
  526. } else {
  527. CHECK_STATUS(ddr3_tip_if_write
  528. (dev_num, access_type, if_id,
  529. DUNIT_CTRL_HIGH_REG, 0x600177 |
  530. (init_cntr_prm->is_ctrl64_bit ?
  531. CPU_INTERJECTION_ENA_SPLIT_ENA << CPU_INTERJECTION_ENA_OFFS :
  532. CPU_INTERJECTION_ENA_SPLIT_DIS << CPU_INTERJECTION_ENA_OFFS),
  533. 0x1600177 | CPU_INTERJECTION_ENA_MASK <<
  534. CPU_INTERJECTION_ENA_OFFS));
  535. }
  536. /* reset bit 7 */
  537. CHECK_STATUS(ddr3_tip_if_write
  538. (dev_num, access_type, if_id,
  539. DUNIT_CTRL_HIGH_REG,
  540. (init_cntr_prm->msys_init << 7), (1 << 7)));
  541. timing = tm->interface_params[if_id].timing;
  542. if (mode_2t != 0xff) {
  543. t2t = mode_2t;
  544. } else if (timing != MV_DDR_TIM_DEFAULT) {
  545. t2t = (timing == MV_DDR_TIM_2T) ? 1 : 0;
  546. } else {
  547. /* calculate number of CS (per interface) */
  548. CHECK_STATUS(calc_cs_num
  549. (dev_num, if_id, &cs_num));
  550. t2t = (cs_num == 1) ? 0 : 1;
  551. }
  552. CHECK_STATUS(ddr3_tip_if_write
  553. (dev_num, access_type, if_id,
  554. DUNIT_CTRL_LOW_REG, t2t << 3,
  555. 0x3 << 3));
  556. CHECK_STATUS(ddr3_tip_if_write
  557. (dev_num, access_type, if_id,
  558. DDR_TIMING_REG, 0x28 << 9, 0x3f << 9));
  559. CHECK_STATUS(ddr3_tip_if_write
  560. (dev_num, access_type, if_id,
  561. DDR_TIMING_REG, 0xa << 21, 0xff << 21));
  562. /* move the block to ddr3_tip_set_timing - end */
  563. /* AUTO_ZQC_TIMING */
  564. CHECK_STATUS(ddr3_tip_if_write
  565. (dev_num, access_type, if_id,
  566. ZQC_CFG_REG, (AUTO_ZQC_TIMING | (2 << 20)),
  567. 0x3fffff));
  568. CHECK_STATUS(ddr3_tip_if_read
  569. (dev_num, access_type, if_id,
  570. DRAM_PHY_CFG_REG, data_read, 0x30));
  571. data_value =
  572. (data_read[if_id] == 0) ? (1 << 11) : 0;
  573. CHECK_STATUS(ddr3_tip_if_write
  574. (dev_num, access_type, if_id,
  575. DUNIT_CTRL_HIGH_REG, data_value,
  576. (1 << 11)));
  577. /* Set Active control for ODT write transactions */
  578. CHECK_STATUS(ddr3_tip_if_write
  579. (dev_num, ACCESS_TYPE_MULTICAST,
  580. PARAM_NOT_CARE, 0x1494, g_odt_config,
  581. MASK_ALL_BITS));
  582. if (ddr3_tip_dev_attr_get(dev_num, MV_ATTR_TIP_REV) == MV_TIP_REV_3) {
  583. CHECK_STATUS(ddr3_tip_if_write
  584. (dev_num, access_type, if_id,
  585. 0x14a8, 0x900, 0x900));
  586. /* wa: controls control sub-phy outputs floating during self-refresh */
  587. CHECK_STATUS(ddr3_tip_if_write
  588. (dev_num, access_type, if_id,
  589. 0x16d0, 0, 0x8000));
  590. }
  591. }
  592. }
  593. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  594. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  595. CHECK_STATUS(ddr3_tip_rank_control(dev_num, if_id));
  596. if (init_cntr_prm->do_mrs_phy) {
  597. CHECK_STATUS(ddr3_tip_pad_inv(dev_num, if_id));
  598. }
  599. /* Pad calibration control - disable */
  600. CHECK_STATUS(ddr3_tip_if_write
  601. (dev_num, access_type, if_id,
  602. MAIN_PADS_CAL_MACH_CTRL_REG, 0x0, 0x1));
  603. CHECK_STATUS(ddr3_tip_if_write
  604. (dev_num, access_type, if_id,
  605. MAIN_PADS_CAL_MACH_CTRL_REG,
  606. calibration_update_control << 3, 0x3 << 3));
  607. }
  608. if (delay_enable != 0) {
  609. adll_tap = MEGA / (freq_val[freq] * 64);
  610. ddr3_tip_cmd_addr_init_delay(dev_num, adll_tap);
  611. }
  612. return MV_OK;
  613. }
  614. /*
  615. * Rank Control Flow
  616. */
  617. static int ddr3_tip_rev2_rank_control(u32 dev_num, u32 if_id)
  618. {
  619. u32 data_value = 0, bus_cnt = 0;
  620. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  621. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  622. for (bus_cnt = 0; bus_cnt < octets_per_if_num; bus_cnt++) {
  623. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  624. data_value |= tm->interface_params[if_id].as_bus_params[bus_cnt].
  625. cs_bitmask;
  626. if (tm->interface_params[if_id].as_bus_params[bus_cnt].
  627. mirror_enable_bitmask == 1) {
  628. /*
  629. * Check mirror_enable_bitmask
  630. * If it is enabled, CS + 4 bit in a word to be '1'
  631. */
  632. if ((tm->interface_params[if_id].as_bus_params[bus_cnt].
  633. cs_bitmask & 0x1) != 0) {
  634. data_value |= tm->interface_params[if_id].
  635. as_bus_params[bus_cnt].
  636. mirror_enable_bitmask << 4;
  637. }
  638. if ((tm->interface_params[if_id].as_bus_params[bus_cnt].
  639. cs_bitmask & 0x2) != 0) {
  640. data_value |= tm->interface_params[if_id].
  641. as_bus_params[bus_cnt].
  642. mirror_enable_bitmask << 5;
  643. }
  644. if ((tm->interface_params[if_id].as_bus_params[bus_cnt].
  645. cs_bitmask & 0x4) != 0) {
  646. data_value |= tm->interface_params[if_id].
  647. as_bus_params[bus_cnt].
  648. mirror_enable_bitmask << 6;
  649. }
  650. if ((tm->interface_params[if_id].as_bus_params[bus_cnt].
  651. cs_bitmask & 0x8) != 0) {
  652. data_value |= tm->interface_params[if_id].
  653. as_bus_params[bus_cnt].
  654. mirror_enable_bitmask << 7;
  655. }
  656. }
  657. }
  658. CHECK_STATUS(ddr3_tip_if_write
  659. (dev_num, ACCESS_TYPE_UNICAST, if_id, DDR3_RANK_CTRL_REG,
  660. data_value, 0xff));
  661. return MV_OK;
  662. }
  663. static int ddr3_tip_rev3_rank_control(u32 dev_num, u32 if_id)
  664. {
  665. u32 data_value = 0, bus_cnt;
  666. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  667. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  668. for (bus_cnt = 1; bus_cnt < octets_per_if_num; bus_cnt++) {
  669. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  670. if ((tm->interface_params[if_id].
  671. as_bus_params[0].cs_bitmask !=
  672. tm->interface_params[if_id].
  673. as_bus_params[bus_cnt].cs_bitmask) ||
  674. (tm->interface_params[if_id].
  675. as_bus_params[0].mirror_enable_bitmask !=
  676. tm->interface_params[if_id].
  677. as_bus_params[bus_cnt].mirror_enable_bitmask))
  678. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  679. ("WARNING:Wrong configuration for pup #%d CS mask and CS mirroring for all pups should be the same\n",
  680. bus_cnt));
  681. }
  682. data_value |= tm->interface_params[if_id].
  683. as_bus_params[0].cs_bitmask;
  684. data_value |= tm->interface_params[if_id].
  685. as_bus_params[0].mirror_enable_bitmask << 4;
  686. CHECK_STATUS(ddr3_tip_if_write
  687. (dev_num, ACCESS_TYPE_UNICAST, if_id, DDR3_RANK_CTRL_REG,
  688. data_value, 0xff));
  689. return MV_OK;
  690. }
  691. static int ddr3_tip_rank_control(u32 dev_num, u32 if_id)
  692. {
  693. if (ddr3_tip_dev_attr_get(dev_num, MV_ATTR_TIP_REV) == MV_TIP_REV_2)
  694. return ddr3_tip_rev2_rank_control(dev_num, if_id);
  695. else
  696. return ddr3_tip_rev3_rank_control(dev_num, if_id);
  697. }
  698. /*
  699. * PAD Inverse Flow
  700. */
  701. static int ddr3_tip_pad_inv(u32 dev_num, u32 if_id)
  702. {
  703. u32 bus_cnt, data_value, ck_swap_pup_ctrl;
  704. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  705. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  706. for (bus_cnt = 0; bus_cnt < octets_per_if_num; bus_cnt++) {
  707. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  708. if (tm->interface_params[if_id].
  709. as_bus_params[bus_cnt].is_dqs_swap == 1) {
  710. /* dqs swap */
  711. ddr3_tip_bus_read_modify_write(dev_num, ACCESS_TYPE_UNICAST,
  712. if_id, bus_cnt,
  713. DDR_PHY_DATA,
  714. PHY_CTRL_PHY_REG, 0xc0,
  715. 0xc0);
  716. }
  717. if (tm->interface_params[if_id].
  718. as_bus_params[bus_cnt].is_ck_swap == 1) {
  719. if (bus_cnt <= 1)
  720. data_value = 0x5 << 2;
  721. else
  722. data_value = 0xa << 2;
  723. /* mask equals data */
  724. /* ck swap pup is only control pup #0 ! */
  725. ck_swap_pup_ctrl = 0;
  726. ddr3_tip_bus_read_modify_write(dev_num, ACCESS_TYPE_UNICAST,
  727. if_id, ck_swap_pup_ctrl,
  728. DDR_PHY_CONTROL,
  729. PHY_CTRL_PHY_REG,
  730. data_value, data_value);
  731. }
  732. }
  733. return MV_OK;
  734. }
  735. /*
  736. * Algorithm Parameters Validation
  737. */
  738. int ddr3_tip_validate_algo_var(u32 value, u32 fail_value, char *var_name)
  739. {
  740. if (value == fail_value) {
  741. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  742. ("Error: %s is not initialized (Algo Components Validation)\n",
  743. var_name));
  744. return 0;
  745. }
  746. return 1;
  747. }
  748. int ddr3_tip_validate_algo_ptr(void *ptr, void *fail_value, char *ptr_name)
  749. {
  750. if (ptr == fail_value) {
  751. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  752. ("Error: %s is not initialized (Algo Components Validation)\n",
  753. ptr_name));
  754. return 0;
  755. }
  756. return 1;
  757. }
  758. int ddr3_tip_validate_algo_components(u8 dev_num)
  759. {
  760. int status = 1;
  761. /* Check DGL parameters*/
  762. status &= ddr3_tip_validate_algo_var(ck_delay, PARAM_UNDEFINED, "ck_delay");
  763. status &= ddr3_tip_validate_algo_var(phy_reg3_val, PARAM_UNDEFINED, "phy_reg3_val");
  764. status &= ddr3_tip_validate_algo_var(g_rtt_nom, PARAM_UNDEFINED, "g_rtt_nom");
  765. status &= ddr3_tip_validate_algo_var(g_dic, PARAM_UNDEFINED, "g_dic");
  766. status &= ddr3_tip_validate_algo_var(odt_config, PARAM_UNDEFINED, "odt_config");
  767. status &= ddr3_tip_validate_algo_var(g_zpri_data, PARAM_UNDEFINED, "g_zpri_data");
  768. status &= ddr3_tip_validate_algo_var(g_znri_data, PARAM_UNDEFINED, "g_znri_data");
  769. status &= ddr3_tip_validate_algo_var(g_zpri_ctrl, PARAM_UNDEFINED, "g_zpri_ctrl");
  770. status &= ddr3_tip_validate_algo_var(g_znri_ctrl, PARAM_UNDEFINED, "g_znri_ctrl");
  771. status &= ddr3_tip_validate_algo_var(g_zpodt_data, PARAM_UNDEFINED, "g_zpodt_data");
  772. status &= ddr3_tip_validate_algo_var(g_znodt_data, PARAM_UNDEFINED, "g_znodt_data");
  773. status &= ddr3_tip_validate_algo_var(g_zpodt_ctrl, PARAM_UNDEFINED, "g_zpodt_ctrl");
  774. status &= ddr3_tip_validate_algo_var(g_znodt_ctrl, PARAM_UNDEFINED, "g_znodt_ctrl");
  775. /* Check functions pointers */
  776. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].tip_dunit_mux_select_func,
  777. NULL, "tip_dunit_mux_select_func");
  778. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].mv_ddr_dunit_write,
  779. NULL, "mv_ddr_dunit_write");
  780. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].mv_ddr_dunit_read,
  781. NULL, "mv_ddr_dunit_read");
  782. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].mv_ddr_phy_write,
  783. NULL, "mv_ddr_phy_write");
  784. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].mv_ddr_phy_read,
  785. NULL, "mv_ddr_phy_read");
  786. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].tip_get_freq_config_info_func,
  787. NULL, "tip_get_freq_config_info_func");
  788. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].tip_set_freq_divider_func,
  789. NULL, "tip_set_freq_divider_func");
  790. status &= ddr3_tip_validate_algo_ptr(config_func_info[dev_num].tip_get_clock_ratio,
  791. NULL, "tip_get_clock_ratio");
  792. status &= ddr3_tip_validate_algo_ptr(dq_map_table, NULL, "dq_map_table");
  793. status &= ddr3_tip_validate_algo_var(dfs_low_freq, 0, "dfs_low_freq");
  794. return (status == 1) ? MV_OK : MV_NOT_INITIALIZED;
  795. }
  796. int ddr3_pre_algo_config(void)
  797. {
  798. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  799. /* Set Bus3 ECC training mode */
  800. if (DDR3_IS_ECC_PUP3_MODE(tm->bus_act_mask)) {
  801. /* Set Bus3 ECC MUX */
  802. CHECK_STATUS(ddr3_tip_if_write
  803. (0, ACCESS_TYPE_UNICAST, PARAM_NOT_CARE,
  804. DRAM_PINS_MUX_REG, 0x100, 0x100));
  805. }
  806. /* Set regular ECC training mode (bus4 and bus 3) */
  807. if ((DDR3_IS_ECC_PUP4_MODE(tm->bus_act_mask)) ||
  808. (DDR3_IS_ECC_PUP3_MODE(tm->bus_act_mask)) ||
  809. (DDR3_IS_ECC_PUP8_MODE(tm->bus_act_mask))) {
  810. /* Enable ECC Write MUX */
  811. CHECK_STATUS(ddr3_tip_if_write
  812. (0, ACCESS_TYPE_UNICAST, PARAM_NOT_CARE,
  813. TRAINING_SW_2_REG, 0x100, 0x100));
  814. /* General ECC enable */
  815. CHECK_STATUS(ddr3_tip_if_write
  816. (0, ACCESS_TYPE_UNICAST, PARAM_NOT_CARE,
  817. SDRAM_CFG_REG, 0x40000, 0x40000));
  818. /* Disable Read Data ECC MUX */
  819. CHECK_STATUS(ddr3_tip_if_write
  820. (0, ACCESS_TYPE_UNICAST, PARAM_NOT_CARE,
  821. TRAINING_SW_2_REG, 0x0, 0x2));
  822. }
  823. return MV_OK;
  824. }
  825. int ddr3_post_algo_config(void)
  826. {
  827. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  828. int status;
  829. status = ddr3_post_run_alg();
  830. if (MV_OK != status) {
  831. printf("DDR3 Post Run Alg - FAILED 0x%x\n", status);
  832. return status;
  833. }
  834. /* Un_set ECC training mode */
  835. if ((DDR3_IS_ECC_PUP4_MODE(tm->bus_act_mask)) ||
  836. (DDR3_IS_ECC_PUP3_MODE(tm->bus_act_mask)) ||
  837. (DDR3_IS_ECC_PUP8_MODE(tm->bus_act_mask))) {
  838. /* Disable ECC Write MUX */
  839. CHECK_STATUS(ddr3_tip_if_write
  840. (0, ACCESS_TYPE_UNICAST, PARAM_NOT_CARE,
  841. TRAINING_SW_2_REG, 0x0, 0x100));
  842. /* General ECC and Bus3 ECC MUX remains enabled */
  843. }
  844. return MV_OK;
  845. }
  846. /*
  847. * Run Training Flow
  848. */
  849. int hws_ddr3_tip_run_alg(u32 dev_num, enum hws_algo_type algo_type)
  850. {
  851. int status = MV_OK;
  852. status = ddr3_pre_algo_config();
  853. if (MV_OK != status) {
  854. printf("DDR3 Pre Algo Config - FAILED 0x%x\n", status);
  855. return status;
  856. }
  857. #ifdef ODT_TEST_SUPPORT
  858. if (finger_test == 1)
  859. return odt_test(dev_num, algo_type);
  860. #endif
  861. if (algo_type == ALGO_TYPE_DYNAMIC) {
  862. status = ddr3_tip_ddr3_auto_tune(dev_num);
  863. }
  864. if (status != MV_OK) {
  865. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  866. ("******** DRAM initialization Failed (res 0x%x) ********\n",
  867. status));
  868. return status;
  869. }
  870. status = ddr3_post_algo_config();
  871. if (MV_OK != status) {
  872. printf("DDR3 Post Algo Config - FAILED 0x%x\n", status);
  873. return status;
  874. }
  875. return status;
  876. }
  877. #ifdef ODT_TEST_SUPPORT
  878. /*
  879. * ODT Test
  880. */
  881. static int odt_test(u32 dev_num, enum hws_algo_type algo_type)
  882. {
  883. int ret = MV_OK, ret_tune = MV_OK;
  884. int pfinger_val = 0, nfinger_val;
  885. for (pfinger_val = p_finger_start; pfinger_val <= p_finger_end;
  886. pfinger_val += p_finger_step) {
  887. for (nfinger_val = n_finger_start; nfinger_val <= n_finger_end;
  888. nfinger_val += n_finger_step) {
  889. if (finger_test != 0) {
  890. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  891. ("pfinger_val %d nfinger_val %d\n",
  892. pfinger_val, nfinger_val));
  893. /*
  894. * TODO: need to check the correctness
  895. * of the following two lines.
  896. */
  897. g_zpodt_data = pfinger_val;
  898. g_znodt_data = nfinger_val;
  899. }
  900. if (algo_type == ALGO_TYPE_DYNAMIC) {
  901. ret = ddr3_tip_ddr3_auto_tune(dev_num);
  902. }
  903. }
  904. }
  905. if (ret_tune != MV_OK) {
  906. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  907. ("Run_alg: tuning failed %d\n", ret_tune));
  908. ret = (ret == MV_OK) ? ret_tune : ret;
  909. }
  910. return ret;
  911. }
  912. #endif
  913. /*
  914. * Select Controller
  915. */
  916. int hws_ddr3_tip_select_ddr_controller(u32 dev_num, int enable)
  917. {
  918. return config_func_info[dev_num].
  919. tip_dunit_mux_select_func((u8)dev_num, enable);
  920. }
  921. /*
  922. * Dunit Register Write
  923. */
  924. int ddr3_tip_if_write(u32 dev_num, enum hws_access_type interface_access,
  925. u32 if_id, u32 reg_addr, u32 data_value, u32 mask)
  926. {
  927. config_func_info[dev_num].mv_ddr_dunit_write(reg_addr, mask, data_value);
  928. return MV_OK;
  929. }
  930. /*
  931. * Dunit Register Read
  932. */
  933. int ddr3_tip_if_read(u32 dev_num, enum hws_access_type interface_access,
  934. u32 if_id, u32 reg_addr, u32 *data, u32 mask)
  935. {
  936. config_func_info[dev_num].mv_ddr_dunit_read(reg_addr, mask, data);
  937. return MV_OK;
  938. }
  939. /*
  940. * Dunit Register Polling
  941. */
  942. int ddr3_tip_if_polling(u32 dev_num, enum hws_access_type access_type,
  943. u32 if_id, u32 exp_value, u32 mask, u32 offset,
  944. u32 poll_tries)
  945. {
  946. u32 poll_cnt = 0, interface_num = 0, start_if, end_if;
  947. u32 read_data[MAX_INTERFACE_NUM];
  948. int ret;
  949. int is_fail = 0, is_if_fail;
  950. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  951. if (access_type == ACCESS_TYPE_MULTICAST) {
  952. start_if = 0;
  953. end_if = MAX_INTERFACE_NUM - 1;
  954. } else {
  955. start_if = if_id;
  956. end_if = if_id;
  957. }
  958. for (interface_num = start_if; interface_num <= end_if; interface_num++) {
  959. /* polling bit 3 for n times */
  960. VALIDATE_IF_ACTIVE(tm->if_act_mask, interface_num);
  961. is_if_fail = 0;
  962. for (poll_cnt = 0; poll_cnt < poll_tries; poll_cnt++) {
  963. ret =
  964. ddr3_tip_if_read(dev_num, ACCESS_TYPE_UNICAST,
  965. interface_num, offset, read_data,
  966. mask);
  967. if (ret != MV_OK)
  968. return ret;
  969. if (read_data[interface_num] == exp_value)
  970. break;
  971. }
  972. if (poll_cnt >= poll_tries) {
  973. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  974. ("max poll IF #%d\n", interface_num));
  975. is_fail = 1;
  976. is_if_fail = 1;
  977. }
  978. training_result[training_stage][interface_num] =
  979. (is_if_fail == 1) ? TEST_FAILED : TEST_SUCCESS;
  980. }
  981. return (is_fail == 0) ? MV_OK : MV_FAIL;
  982. }
  983. /*
  984. * Bus read access
  985. */
  986. int ddr3_tip_bus_read(u32 dev_num, u32 if_id,
  987. enum hws_access_type phy_access, u32 phy_id,
  988. enum hws_ddr_phy phy_type, u32 reg_addr, u32 *data)
  989. {
  990. return config_func_info[dev_num].
  991. mv_ddr_phy_read(phy_access, phy_id, phy_type, reg_addr, data);
  992. }
  993. /*
  994. * Bus write access
  995. */
  996. int ddr3_tip_bus_write(u32 dev_num, enum hws_access_type interface_access,
  997. u32 if_id, enum hws_access_type phy_access,
  998. u32 phy_id, enum hws_ddr_phy phy_type, u32 reg_addr,
  999. u32 data_value)
  1000. {
  1001. return config_func_info[dev_num].
  1002. mv_ddr_phy_write(phy_access, phy_id, phy_type, reg_addr, data_value, OPERATION_WRITE);
  1003. }
  1004. /*
  1005. * Phy read-modify-write
  1006. */
  1007. int ddr3_tip_bus_read_modify_write(u32 dev_num, enum hws_access_type access_type,
  1008. u32 interface_id, u32 phy_id,
  1009. enum hws_ddr_phy phy_type, u32 reg_addr,
  1010. u32 data_value, u32 reg_mask)
  1011. {
  1012. u32 data_val = 0, if_id, start_if, end_if;
  1013. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1014. if (access_type == ACCESS_TYPE_MULTICAST) {
  1015. start_if = 0;
  1016. end_if = MAX_INTERFACE_NUM - 1;
  1017. } else {
  1018. start_if = interface_id;
  1019. end_if = interface_id;
  1020. }
  1021. for (if_id = start_if; if_id <= end_if; if_id++) {
  1022. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1023. CHECK_STATUS(ddr3_tip_bus_read
  1024. (dev_num, if_id, ACCESS_TYPE_UNICAST, phy_id,
  1025. phy_type, reg_addr, &data_val));
  1026. data_value = (data_val & (~reg_mask)) | (data_value & reg_mask);
  1027. CHECK_STATUS(ddr3_tip_bus_write
  1028. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1029. ACCESS_TYPE_UNICAST, phy_id, phy_type, reg_addr,
  1030. data_value));
  1031. }
  1032. return MV_OK;
  1033. }
  1034. /*
  1035. * ADLL Calibration
  1036. */
  1037. int adll_calibration(u32 dev_num, enum hws_access_type access_type,
  1038. u32 if_id, enum hws_ddr_freq frequency)
  1039. {
  1040. struct hws_tip_freq_config_info freq_config_info;
  1041. u32 bus_cnt = 0;
  1042. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  1043. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1044. /* Reset Diver_b assert -> de-assert */
  1045. CHECK_STATUS(ddr3_tip_if_write
  1046. (dev_num, access_type, if_id, SDRAM_CFG_REG,
  1047. 0, 0x10000000));
  1048. mdelay(10);
  1049. CHECK_STATUS(ddr3_tip_if_write
  1050. (dev_num, access_type, if_id, SDRAM_CFG_REG,
  1051. 0x10000000, 0x10000000));
  1052. CHECK_STATUS(config_func_info[dev_num].
  1053. tip_get_freq_config_info_func((u8)dev_num, frequency,
  1054. &freq_config_info));
  1055. for (bus_cnt = 0; bus_cnt < octets_per_if_num; bus_cnt++) {
  1056. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  1057. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1058. (dev_num, access_type, if_id, bus_cnt,
  1059. DDR_PHY_DATA, ADLL_CFG0_PHY_REG,
  1060. freq_config_info.bw_per_freq << 8, 0x700));
  1061. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1062. (dev_num, access_type, if_id, bus_cnt,
  1063. DDR_PHY_DATA, ADLL_CFG2_PHY_REG,
  1064. freq_config_info.rate_per_freq, 0x7));
  1065. }
  1066. for (bus_cnt = 0; bus_cnt < DDR_IF_CTRL_SUBPHYS_NUM; bus_cnt++) {
  1067. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1068. (dev_num, ACCESS_TYPE_UNICAST, if_id, bus_cnt,
  1069. DDR_PHY_CONTROL, ADLL_CFG0_PHY_REG,
  1070. freq_config_info.bw_per_freq << 8, 0x700));
  1071. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1072. (dev_num, ACCESS_TYPE_UNICAST, if_id, bus_cnt,
  1073. DDR_PHY_CONTROL, ADLL_CFG2_PHY_REG,
  1074. freq_config_info.rate_per_freq, 0x7));
  1075. }
  1076. /* DUnit to Phy drive post edge, ADLL reset assert de-assert */
  1077. CHECK_STATUS(ddr3_tip_if_write
  1078. (dev_num, access_type, if_id, DRAM_PHY_CFG_REG,
  1079. 0, (0x80000000 | 0x40000000)));
  1080. mdelay(100 / (freq_val[frequency] / freq_val[DDR_FREQ_LOW_FREQ]));
  1081. CHECK_STATUS(ddr3_tip_if_write
  1082. (dev_num, access_type, if_id, DRAM_PHY_CFG_REG,
  1083. (0x80000000 | 0x40000000), (0x80000000 | 0x40000000)));
  1084. /* polling for ADLL Done */
  1085. if (ddr3_tip_if_polling(dev_num, access_type, if_id,
  1086. 0x3ff03ff, 0x3ff03ff, PHY_LOCK_STATUS_REG,
  1087. MAX_POLLING_ITERATIONS) != MV_OK) {
  1088. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1089. ("Freq_set: DDR3 poll failed(1)"));
  1090. }
  1091. /* pup data_pup reset assert-> deassert */
  1092. CHECK_STATUS(ddr3_tip_if_write
  1093. (dev_num, access_type, if_id, SDRAM_CFG_REG,
  1094. 0, 0x60000000));
  1095. mdelay(10);
  1096. CHECK_STATUS(ddr3_tip_if_write
  1097. (dev_num, access_type, if_id, SDRAM_CFG_REG,
  1098. 0x60000000, 0x60000000));
  1099. return MV_OK;
  1100. }
  1101. int ddr3_tip_freq_set(u32 dev_num, enum hws_access_type access_type,
  1102. u32 if_id, enum hws_ddr_freq frequency)
  1103. {
  1104. u32 cl_value = 0, cwl_value = 0, mem_mask = 0, val = 0,
  1105. bus_cnt = 0, t_wr = 0, t_ckclk = 0,
  1106. cnt_id;
  1107. u32 end_if, start_if;
  1108. u32 bus_index = 0;
  1109. int is_dll_off = 0;
  1110. enum hws_speed_bin speed_bin_index = 0;
  1111. struct hws_tip_freq_config_info freq_config_info;
  1112. enum hws_result *flow_result = training_result[training_stage];
  1113. u32 adll_tap = 0;
  1114. u32 cs_num;
  1115. u32 t2t;
  1116. u32 cs_mask[MAX_INTERFACE_NUM];
  1117. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  1118. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1119. unsigned int tclk;
  1120. enum mv_ddr_timing timing = tm->interface_params[if_id].timing;
  1121. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  1122. ("dev %d access %d IF %d freq %d\n", dev_num,
  1123. access_type, if_id, frequency));
  1124. if (frequency == DDR_FREQ_LOW_FREQ)
  1125. is_dll_off = 1;
  1126. if (access_type == ACCESS_TYPE_MULTICAST) {
  1127. start_if = 0;
  1128. end_if = MAX_INTERFACE_NUM - 1;
  1129. } else {
  1130. start_if = if_id;
  1131. end_if = if_id;
  1132. }
  1133. /* calculate interface cs mask - Oferb 4/11 */
  1134. /* speed bin can be different for each interface */
  1135. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1136. /* cs enable is active low */
  1137. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1138. cs_mask[if_id] = CS_BIT_MASK;
  1139. training_result[training_stage][if_id] = TEST_SUCCESS;
  1140. ddr3_tip_calc_cs_mask(dev_num, if_id, effective_cs,
  1141. &cs_mask[if_id]);
  1142. }
  1143. /* speed bin can be different for each interface */
  1144. /*
  1145. * moti b - need to remove the loop for multicas access functions
  1146. * and loop the unicast access functions
  1147. */
  1148. for (if_id = start_if; if_id <= end_if; if_id++) {
  1149. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1150. flow_result[if_id] = TEST_SUCCESS;
  1151. speed_bin_index =
  1152. tm->interface_params[if_id].speed_bin_index;
  1153. if (tm->interface_params[if_id].memory_freq ==
  1154. frequency) {
  1155. cl_value =
  1156. tm->interface_params[if_id].cas_l;
  1157. cwl_value =
  1158. tm->interface_params[if_id].cas_wl;
  1159. } else if (tm->cfg_src == MV_DDR_CFG_SPD) {
  1160. tclk = 1000000 / freq_val[frequency];
  1161. cl_value = mv_ddr_cl_calc(tm->timing_data[MV_DDR_TAA_MIN], tclk);
  1162. if (cl_value == 0) {
  1163. printf("mv_ddr: unsupported cas latency value found\n");
  1164. return MV_FAIL;
  1165. }
  1166. cwl_value = mv_ddr_cwl_calc(tclk);
  1167. if (cwl_value == 0) {
  1168. printf("mv_ddr: unsupported cas write latency value found\n");
  1169. return MV_FAIL;
  1170. }
  1171. } else {
  1172. cl_value =
  1173. cas_latency_table[speed_bin_index].cl_val[frequency];
  1174. cwl_value =
  1175. cas_write_latency_table[speed_bin_index].
  1176. cl_val[frequency];
  1177. }
  1178. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  1179. ("Freq_set dev 0x%x access 0x%x if 0x%x freq 0x%x speed %d:\n\t",
  1180. dev_num, access_type, if_id,
  1181. frequency, speed_bin_index));
  1182. for (cnt_id = 0; cnt_id < DDR_FREQ_LAST; cnt_id++) {
  1183. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
  1184. ("%d ",
  1185. cas_latency_table[speed_bin_index].
  1186. cl_val[cnt_id]));
  1187. }
  1188. DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE, ("\n"));
  1189. mem_mask = 0;
  1190. for (bus_index = 0; bus_index < octets_per_if_num;
  1191. bus_index++) {
  1192. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_index);
  1193. mem_mask |=
  1194. tm->interface_params[if_id].
  1195. as_bus_params[bus_index].mirror_enable_bitmask;
  1196. }
  1197. if (mem_mask != 0) {
  1198. /* motib redundent in KW28 */
  1199. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1200. if_id,
  1201. DUAL_DUNIT_CFG_REG, 0, 0x8));
  1202. }
  1203. /* dll state after exiting SR */
  1204. if (is_dll_off == 1) {
  1205. CHECK_STATUS(ddr3_tip_if_write
  1206. (dev_num, access_type, if_id,
  1207. DFS_REG, 0x1, 0x1));
  1208. } else {
  1209. CHECK_STATUS(ddr3_tip_if_write
  1210. (dev_num, access_type, if_id,
  1211. DFS_REG, 0, 0x1));
  1212. }
  1213. CHECK_STATUS(ddr3_tip_if_write
  1214. (dev_num, access_type, if_id,
  1215. DUNIT_MMASK_REG, 0, 0x1));
  1216. /* DFS - block transactions */
  1217. CHECK_STATUS(ddr3_tip_if_write
  1218. (dev_num, access_type, if_id,
  1219. DFS_REG, 0x2, 0x2));
  1220. /* disable ODT in case of dll off */
  1221. if (is_dll_off == 1) {
  1222. CHECK_STATUS(ddr3_tip_if_write
  1223. (dev_num, access_type, if_id,
  1224. 0x1874, 0, 0x244));
  1225. CHECK_STATUS(ddr3_tip_if_write
  1226. (dev_num, access_type, if_id,
  1227. 0x1884, 0, 0x244));
  1228. CHECK_STATUS(ddr3_tip_if_write
  1229. (dev_num, access_type, if_id,
  1230. 0x1894, 0, 0x244));
  1231. CHECK_STATUS(ddr3_tip_if_write
  1232. (dev_num, access_type, if_id,
  1233. 0x18a4, 0, 0x244));
  1234. }
  1235. /* DFS - Enter Self-Refresh */
  1236. CHECK_STATUS(ddr3_tip_if_write
  1237. (dev_num, access_type, if_id, DFS_REG, 0x4,
  1238. 0x4));
  1239. /* polling on self refresh entry */
  1240. if (ddr3_tip_if_polling(dev_num, ACCESS_TYPE_UNICAST,
  1241. if_id, 0x8, 0x8, DFS_REG,
  1242. MAX_POLLING_ITERATIONS) != MV_OK) {
  1243. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1244. ("Freq_set: DDR3 poll failed on SR entry\n"));
  1245. }
  1246. /* Calculate 2T mode */
  1247. if (mode_2t != 0xff) {
  1248. t2t = mode_2t;
  1249. } else if (timing != MV_DDR_TIM_DEFAULT) {
  1250. t2t = (timing == MV_DDR_TIM_2T) ? 1 : 0;
  1251. } else {
  1252. /* Calculate number of CS per interface */
  1253. CHECK_STATUS(calc_cs_num(dev_num, if_id, &cs_num));
  1254. t2t = (cs_num == 1) ? 0 : 1;
  1255. }
  1256. if (ddr3_tip_dev_attr_get(dev_num, MV_ATTR_INTERLEAVE_WA) == 1) {
  1257. /* Use 1T mode if 1:1 ratio configured */
  1258. if (config_func_info[dev_num].tip_get_clock_ratio(frequency) == 1) {
  1259. /* Low freq*/
  1260. CHECK_STATUS(ddr3_tip_if_write
  1261. (dev_num, access_type, if_id,
  1262. SDRAM_OPEN_PAGES_CTRL_REG, 0x0, 0x3C0));
  1263. t2t = 0;
  1264. } else {
  1265. /* Middle or target freq */
  1266. CHECK_STATUS(ddr3_tip_if_write
  1267. (dev_num, access_type, if_id,
  1268. SDRAM_OPEN_PAGES_CTRL_REG, 0x3C0, 0x3C0));
  1269. }
  1270. }
  1271. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1272. DUNIT_CTRL_LOW_REG, t2t << 3, 0x3 << 3));
  1273. /* PLL configuration */
  1274. config_func_info[dev_num].tip_set_freq_divider_func(dev_num, if_id,
  1275. frequency);
  1276. /* DFS - CL/CWL/WR parameters after exiting SR */
  1277. CHECK_STATUS(ddr3_tip_if_write
  1278. (dev_num, access_type, if_id, DFS_REG,
  1279. (cl_mask_table[cl_value] << 8), 0xf00));
  1280. CHECK_STATUS(ddr3_tip_if_write
  1281. (dev_num, access_type, if_id, DFS_REG,
  1282. (cwl_mask_table[cwl_value] << 12), 0x7000));
  1283. t_ckclk = (MEGA / freq_val[frequency]);
  1284. t_wr = time_to_nclk(speed_bin_table
  1285. (speed_bin_index,
  1286. SPEED_BIN_TWR), t_ckclk);
  1287. CHECK_STATUS(ddr3_tip_if_write
  1288. (dev_num, access_type, if_id, DFS_REG,
  1289. (twr_mask_table[t_wr] << 16), 0x70000));
  1290. /* Restore original RTT values if returning from DLL OFF mode */
  1291. if (is_dll_off == 1) {
  1292. CHECK_STATUS(ddr3_tip_if_write
  1293. (dev_num, access_type, if_id, 0x1874,
  1294. g_dic | g_rtt_nom, 0x266));
  1295. CHECK_STATUS(ddr3_tip_if_write
  1296. (dev_num, access_type, if_id, 0x1884,
  1297. g_dic | g_rtt_nom, 0x266));
  1298. CHECK_STATUS(ddr3_tip_if_write
  1299. (dev_num, access_type, if_id, 0x1894,
  1300. g_dic | g_rtt_nom, 0x266));
  1301. CHECK_STATUS(ddr3_tip_if_write
  1302. (dev_num, access_type, if_id, 0x18a4,
  1303. g_dic | g_rtt_nom, 0x266));
  1304. }
  1305. /* Reset divider_b assert -> de-assert */
  1306. CHECK_STATUS(ddr3_tip_if_write
  1307. (dev_num, access_type, if_id,
  1308. SDRAM_CFG_REG, 0, 0x10000000));
  1309. mdelay(10);
  1310. CHECK_STATUS(ddr3_tip_if_write
  1311. (dev_num, access_type, if_id,
  1312. SDRAM_CFG_REG, 0x10000000, 0x10000000));
  1313. /* ADLL configuration function of process and frequency */
  1314. CHECK_STATUS(config_func_info[dev_num].
  1315. tip_get_freq_config_info_func(dev_num, frequency,
  1316. &freq_config_info));
  1317. /* TBD check milo5 using device ID ? */
  1318. for (bus_cnt = 0; bus_cnt < octets_per_if_num;
  1319. bus_cnt++) {
  1320. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_cnt);
  1321. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1322. (dev_num, ACCESS_TYPE_UNICAST,
  1323. if_id, bus_cnt, DDR_PHY_DATA,
  1324. 0x92,
  1325. freq_config_info.
  1326. bw_per_freq << 8
  1327. /*freq_mask[dev_num][frequency] << 8 */
  1328. , 0x700));
  1329. CHECK_STATUS(ddr3_tip_bus_read_modify_write
  1330. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1331. bus_cnt, DDR_PHY_DATA, 0x94,
  1332. freq_config_info.rate_per_freq, 0x7));
  1333. }
  1334. /* Dunit to PHY drive post edge, ADLL reset assert -> de-assert */
  1335. CHECK_STATUS(ddr3_tip_if_write
  1336. (dev_num, access_type, if_id,
  1337. DRAM_PHY_CFG_REG, 0,
  1338. (0x80000000 | 0x40000000)));
  1339. mdelay(100 / (freq_val[frequency] / freq_val[DDR_FREQ_LOW_FREQ]));
  1340. CHECK_STATUS(ddr3_tip_if_write
  1341. (dev_num, access_type, if_id,
  1342. DRAM_PHY_CFG_REG, (0x80000000 | 0x40000000),
  1343. (0x80000000 | 0x40000000)));
  1344. /* polling for ADLL Done */
  1345. if (ddr3_tip_if_polling
  1346. (dev_num, ACCESS_TYPE_UNICAST, if_id, 0x3ff03ff,
  1347. 0x3ff03ff, PHY_LOCK_STATUS_REG,
  1348. MAX_POLLING_ITERATIONS) != MV_OK) {
  1349. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1350. ("Freq_set: DDR3 poll failed(1)\n"));
  1351. }
  1352. /* pup data_pup reset assert-> deassert */
  1353. CHECK_STATUS(ddr3_tip_if_write
  1354. (dev_num, access_type, if_id,
  1355. SDRAM_CFG_REG, 0, 0x60000000));
  1356. mdelay(10);
  1357. CHECK_STATUS(ddr3_tip_if_write
  1358. (dev_num, access_type, if_id,
  1359. SDRAM_CFG_REG, 0x60000000, 0x60000000));
  1360. /* Set proper timing params before existing Self-Refresh */
  1361. ddr3_tip_set_timing(dev_num, access_type, if_id, frequency);
  1362. if (delay_enable != 0) {
  1363. adll_tap = (is_dll_off == 1) ? 1000 : (MEGA / (freq_val[frequency] * 64));
  1364. ddr3_tip_cmd_addr_init_delay(dev_num, adll_tap);
  1365. }
  1366. /* Exit SR */
  1367. CHECK_STATUS(ddr3_tip_if_write
  1368. (dev_num, access_type, if_id, DFS_REG, 0,
  1369. 0x4));
  1370. if (ddr3_tip_if_polling
  1371. (dev_num, ACCESS_TYPE_UNICAST, if_id, 0, 0x8, DFS_REG,
  1372. MAX_POLLING_ITERATIONS) != MV_OK) {
  1373. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1374. ("Freq_set: DDR3 poll failed(2)"));
  1375. }
  1376. /* Refresh Command */
  1377. CHECK_STATUS(ddr3_tip_if_write
  1378. (dev_num, access_type, if_id,
  1379. SDRAM_OP_REG, 0x2, 0xf1f));
  1380. if (ddr3_tip_if_polling
  1381. (dev_num, ACCESS_TYPE_UNICAST, if_id, 0, 0x1f,
  1382. SDRAM_OP_REG, MAX_POLLING_ITERATIONS) != MV_OK) {
  1383. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1384. ("Freq_set: DDR3 poll failed(3)"));
  1385. }
  1386. /* Release DFS Block */
  1387. CHECK_STATUS(ddr3_tip_if_write
  1388. (dev_num, access_type, if_id, DFS_REG, 0,
  1389. 0x2));
  1390. /* Controller to MBUS Retry - normal */
  1391. CHECK_STATUS(ddr3_tip_if_write
  1392. (dev_num, access_type, if_id, DUNIT_MMASK_REG,
  1393. 0x1, 0x1));
  1394. /* MRO: Burst Length 8, CL , Auto_precharge 0x16cc */
  1395. val =
  1396. ((cl_mask_table[cl_value] & 0x1) << 2) |
  1397. ((cl_mask_table[cl_value] & 0xe) << 3);
  1398. CHECK_STATUS(ddr3_tip_if_write
  1399. (dev_num, access_type, if_id, MR0_REG,
  1400. val, (0x7 << 4) | (1 << 2)));
  1401. /* MR2: CWL = 10 , Auto Self-Refresh - disable */
  1402. val = (cwl_mask_table[cwl_value] << 3) | g_rtt_wr;
  1403. /*
  1404. * nklein 24.10.13 - should not be here - leave value as set in
  1405. * the init configuration val |= (1 << 9);
  1406. * val |= ((tm->interface_params[if_id].
  1407. * interface_temp == MV_DDR_TEMP_HIGH) ? (1 << 7) : 0);
  1408. */
  1409. /* nklein 24.10.13 - see above comment */
  1410. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1411. if_id, MR2_REG,
  1412. val, (0x7 << 3) | (0x3 << 9)));
  1413. /* ODT TIMING */
  1414. val = ((cl_value - cwl_value + 1) << 4) |
  1415. ((cl_value - cwl_value + 6) << 8) |
  1416. ((cl_value - 1) << 12) | ((cl_value + 6) << 16);
  1417. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1418. if_id, DDR_ODT_TIMING_LOW_REG,
  1419. val, 0xffff0));
  1420. val = 0x91 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
  1421. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1422. if_id, DDR_ODT_TIMING_HIGH_REG,
  1423. val, 0xffff));
  1424. /* in case of ddr4 need to set the receiver to odt always 'on' (odt_config = '0')
  1425. * in case of ddr3 configure the odt through the timing
  1426. */
  1427. if (odt_config != 0) {
  1428. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id, DUNIT_ODT_CTRL_REG, 0xf, 0xf));
  1429. }
  1430. else {
  1431. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id, DUNIT_ODT_CTRL_REG,
  1432. 0x30f, 0x30f));
  1433. }
  1434. /* re-write CL */
  1435. val = ((cl_mask_table[cl_value] & 0x1) << 2) |
  1436. ((cl_mask_table[cl_value] & 0xe) << 3);
  1437. CHECK_STATUS(ddr3_tip_write_mrs_cmd(dev_num, cs_mask, MR_CMD0,
  1438. val, (0x7 << 4) | (0x1 << 2)));
  1439. /* re-write CWL */
  1440. val = (cwl_mask_table[cwl_value] << 3) | g_rtt_wr;
  1441. CHECK_STATUS(ddr3_tip_write_mrs_cmd(dev_num, cs_mask, MR_CMD2,
  1442. val, (0x7 << 3) | (0x3 << 9)));
  1443. if (mem_mask != 0) {
  1444. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1445. if_id,
  1446. DUAL_DUNIT_CFG_REG,
  1447. 1 << 3, 0x8));
  1448. }
  1449. }
  1450. return MV_OK;
  1451. }
  1452. /*
  1453. * Set ODT values
  1454. */
  1455. static int ddr3_tip_write_odt(u32 dev_num, enum hws_access_type access_type,
  1456. u32 if_id, u32 cl_value, u32 cwl_value)
  1457. {
  1458. /* ODT TIMING */
  1459. u32 val = (cl_value - cwl_value + 6);
  1460. val = ((cl_value - cwl_value + 1) << 4) | ((val & 0xf) << 8) |
  1461. (((cl_value - 1) & 0xf) << 12) |
  1462. (((cl_value + 6) & 0xf) << 16) | (((val & 0x10) >> 4) << 21);
  1463. val |= (((cl_value - 1) >> 4) << 22) | (((cl_value + 6) >> 4) << 23);
  1464. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1465. DDR_ODT_TIMING_LOW_REG, val, 0xffff0));
  1466. val = 0x91 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
  1467. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1468. DDR_ODT_TIMING_HIGH_REG, val, 0xffff));
  1469. if (odt_additional == 1) {
  1470. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
  1471. if_id,
  1472. SDRAM_ODT_CTRL_HIGH_REG,
  1473. 0xf, 0xf));
  1474. }
  1475. /* ODT Active */
  1476. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1477. DUNIT_ODT_CTRL_REG, 0xf, 0xf));
  1478. return MV_OK;
  1479. }
  1480. /*
  1481. * Set Timing values for training
  1482. */
  1483. static int ddr3_tip_set_timing(u32 dev_num, enum hws_access_type access_type,
  1484. u32 if_id, enum hws_ddr_freq frequency)
  1485. {
  1486. u32 t_ckclk = 0, t_ras = 0;
  1487. u32 t_rcd = 0, t_rp = 0, t_wr = 0, t_wtr = 0, t_rrd = 0, t_rtp = 0,
  1488. t_rfc = 0, t_mod = 0, t_r2r = 0x3, t_r2r_high = 0,
  1489. t_r2w_w2r = 0x3, t_r2w_w2r_high = 0x1, t_w2w = 0x3;
  1490. u32 refresh_interval_cnt, t_hclk, t_refi, t_faw, t_pd, t_xpdll;
  1491. u32 val = 0, page_size = 0, mask = 0;
  1492. enum hws_speed_bin speed_bin_index;
  1493. enum mv_ddr_die_capacity memory_size = MV_DDR_DIE_CAP_2GBIT;
  1494. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1495. struct page_element *page_param = mv_ddr_page_tbl_get();
  1496. speed_bin_index = tm->interface_params[if_id].speed_bin_index;
  1497. memory_size = tm->interface_params[if_id].memory_size;
  1498. page_size =
  1499. (tm->interface_params[if_id].bus_width ==
  1500. MV_DDR_DEV_WIDTH_8BIT) ? page_param[memory_size].
  1501. page_size_8bit : page_param[memory_size].page_size_16bit;
  1502. t_ckclk = (MEGA / freq_val[frequency]);
  1503. /* HCLK in[ps] */
  1504. t_hclk = MEGA / (freq_val[frequency] / config_func_info[dev_num].tip_get_clock_ratio(frequency));
  1505. t_refi = (tm->interface_params[if_id].interface_temp == MV_DDR_TEMP_HIGH) ? TREFI_HIGH : TREFI_LOW;
  1506. t_refi *= 1000; /* psec */
  1507. refresh_interval_cnt = t_refi / t_hclk; /* no units */
  1508. if (page_size == 1) {
  1509. t_faw = speed_bin_table(speed_bin_index, SPEED_BIN_TFAW1K);
  1510. t_faw = time_to_nclk(t_faw, t_ckclk);
  1511. t_faw = GET_MAX_VALUE(20, t_faw);
  1512. } else { /* page size =2, we do not support page size 0.5k */
  1513. t_faw = speed_bin_table(speed_bin_index, SPEED_BIN_TFAW2K);
  1514. t_faw = time_to_nclk(t_faw, t_ckclk);
  1515. t_faw = GET_MAX_VALUE(28, t_faw);
  1516. }
  1517. t_pd = GET_MAX_VALUE(t_ckclk * 3, speed_bin_table(speed_bin_index, SPEED_BIN_TPD));
  1518. t_pd = time_to_nclk(t_pd, t_ckclk);
  1519. t_xpdll = GET_MAX_VALUE(t_ckclk * 10, speed_bin_table(speed_bin_index, SPEED_BIN_TXPDLL));
  1520. t_xpdll = time_to_nclk(t_xpdll, t_ckclk);
  1521. t_rrd = (page_size == 1) ? speed_bin_table(speed_bin_index,
  1522. SPEED_BIN_TRRD1K) :
  1523. speed_bin_table(speed_bin_index, SPEED_BIN_TRRD2K);
  1524. t_rrd = GET_MAX_VALUE(t_ckclk * 4, t_rrd);
  1525. t_rtp = GET_MAX_VALUE(t_ckclk * 4, speed_bin_table(speed_bin_index,
  1526. SPEED_BIN_TRTP));
  1527. t_mod = GET_MAX_VALUE(t_ckclk * 12, 15000);
  1528. t_wtr = GET_MAX_VALUE(t_ckclk * 4, speed_bin_table(speed_bin_index,
  1529. SPEED_BIN_TWTR));
  1530. t_ras = time_to_nclk(speed_bin_table(speed_bin_index,
  1531. SPEED_BIN_TRAS),
  1532. t_ckclk);
  1533. t_rcd = time_to_nclk(speed_bin_table(speed_bin_index,
  1534. SPEED_BIN_TRCD),
  1535. t_ckclk);
  1536. t_rp = time_to_nclk(speed_bin_table(speed_bin_index,
  1537. SPEED_BIN_TRP),
  1538. t_ckclk);
  1539. t_wr = time_to_nclk(speed_bin_table(speed_bin_index,
  1540. SPEED_BIN_TWR),
  1541. t_ckclk);
  1542. t_wtr = time_to_nclk(t_wtr, t_ckclk);
  1543. t_rrd = time_to_nclk(t_rrd, t_ckclk);
  1544. t_rtp = time_to_nclk(t_rtp, t_ckclk);
  1545. t_rfc = time_to_nclk(rfc_table[memory_size] * 1000, t_ckclk);
  1546. t_mod = time_to_nclk(t_mod, t_ckclk);
  1547. /* SDRAM Timing Low */
  1548. val = (((t_ras - 1) & SDRAM_TIMING_LOW_TRAS_MASK) << SDRAM_TIMING_LOW_TRAS_OFFS) |
  1549. (((t_rcd - 1) & SDRAM_TIMING_LOW_TRCD_MASK) << SDRAM_TIMING_LOW_TRCD_OFFS) |
  1550. (((t_rcd - 1) >> SDRAM_TIMING_LOW_TRCD_OFFS & SDRAM_TIMING_HIGH_TRCD_MASK)
  1551. << SDRAM_TIMING_HIGH_TRCD_OFFS) |
  1552. (((t_rp - 1) & SDRAM_TIMING_LOW_TRP_MASK) << SDRAM_TIMING_LOW_TRP_OFFS) |
  1553. (((t_rp - 1) >> SDRAM_TIMING_LOW_TRP_MASK & SDRAM_TIMING_HIGH_TRP_MASK)
  1554. << SDRAM_TIMING_HIGH_TRP_OFFS) |
  1555. (((t_wr - 1) & SDRAM_TIMING_LOW_TWR_MASK) << SDRAM_TIMING_LOW_TWR_OFFS) |
  1556. (((t_wtr - 1) & SDRAM_TIMING_LOW_TWTR_MASK) << SDRAM_TIMING_LOW_TWTR_OFFS) |
  1557. ((((t_ras - 1) >> 4) & SDRAM_TIMING_LOW_TRAS_HIGH_MASK) << SDRAM_TIMING_LOW_TRAS_HIGH_OFFS) |
  1558. (((t_rrd - 1) & SDRAM_TIMING_LOW_TRRD_MASK) << SDRAM_TIMING_LOW_TRRD_OFFS) |
  1559. (((t_rtp - 1) & SDRAM_TIMING_LOW_TRTP_MASK) << SDRAM_TIMING_LOW_TRTP_OFFS);
  1560. mask = (SDRAM_TIMING_LOW_TRAS_MASK << SDRAM_TIMING_LOW_TRAS_OFFS) |
  1561. (SDRAM_TIMING_LOW_TRCD_MASK << SDRAM_TIMING_LOW_TRCD_OFFS) |
  1562. (SDRAM_TIMING_HIGH_TRCD_MASK << SDRAM_TIMING_HIGH_TRCD_OFFS) |
  1563. (SDRAM_TIMING_LOW_TRP_MASK << SDRAM_TIMING_LOW_TRP_OFFS) |
  1564. (SDRAM_TIMING_HIGH_TRP_MASK << SDRAM_TIMING_HIGH_TRP_OFFS) |
  1565. (SDRAM_TIMING_LOW_TWR_MASK << SDRAM_TIMING_LOW_TWR_OFFS) |
  1566. (SDRAM_TIMING_LOW_TWTR_MASK << SDRAM_TIMING_LOW_TWTR_OFFS) |
  1567. (SDRAM_TIMING_LOW_TRAS_HIGH_MASK << SDRAM_TIMING_LOW_TRAS_HIGH_OFFS) |
  1568. (SDRAM_TIMING_LOW_TRRD_MASK << SDRAM_TIMING_LOW_TRRD_OFFS) |
  1569. (SDRAM_TIMING_LOW_TRTP_MASK << SDRAM_TIMING_LOW_TRTP_OFFS);
  1570. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1571. SDRAM_TIMING_LOW_REG, val, mask));
  1572. /* SDRAM Timing High */
  1573. val = 0;
  1574. mask = 0;
  1575. val = (((t_rfc - 1) & SDRAM_TIMING_HIGH_TRFC_MASK) << SDRAM_TIMING_HIGH_TRFC_OFFS) |
  1576. ((t_r2r & SDRAM_TIMING_HIGH_TR2R_MASK) << SDRAM_TIMING_HIGH_TR2R_OFFS) |
  1577. ((t_r2w_w2r & SDRAM_TIMING_HIGH_TR2W_W2R_MASK) << SDRAM_TIMING_HIGH_TR2W_W2R_OFFS) |
  1578. ((t_w2w & SDRAM_TIMING_HIGH_TW2W_MASK) << SDRAM_TIMING_HIGH_TW2W_OFFS) |
  1579. ((((t_rfc - 1) >> 7) & SDRAM_TIMING_HIGH_TRFC_HIGH_MASK) << SDRAM_TIMING_HIGH_TRFC_HIGH_OFFS) |
  1580. ((t_r2r_high & SDRAM_TIMING_HIGH_TR2R_HIGH_MASK) << SDRAM_TIMING_HIGH_TR2R_HIGH_OFFS) |
  1581. ((t_r2w_w2r_high & SDRAM_TIMING_HIGH_TR2W_W2R_HIGH_MASK) << SDRAM_TIMING_HIGH_TR2W_W2R_HIGH_OFFS) |
  1582. (((t_mod - 1) & SDRAM_TIMING_HIGH_TMOD_MASK) << SDRAM_TIMING_HIGH_TMOD_OFFS) |
  1583. ((((t_mod - 1) >> 4) & SDRAM_TIMING_HIGH_TMOD_HIGH_MASK) << SDRAM_TIMING_HIGH_TMOD_HIGH_OFFS);
  1584. mask = (SDRAM_TIMING_HIGH_TRFC_MASK << SDRAM_TIMING_HIGH_TRFC_OFFS) |
  1585. (SDRAM_TIMING_HIGH_TR2R_MASK << SDRAM_TIMING_HIGH_TR2R_OFFS) |
  1586. (SDRAM_TIMING_HIGH_TR2W_W2R_MASK << SDRAM_TIMING_HIGH_TR2W_W2R_OFFS) |
  1587. (SDRAM_TIMING_HIGH_TW2W_MASK << SDRAM_TIMING_HIGH_TW2W_OFFS) |
  1588. (SDRAM_TIMING_HIGH_TRFC_HIGH_MASK << SDRAM_TIMING_HIGH_TRFC_HIGH_OFFS) |
  1589. (SDRAM_TIMING_HIGH_TR2R_HIGH_MASK << SDRAM_TIMING_HIGH_TR2R_HIGH_OFFS) |
  1590. (SDRAM_TIMING_HIGH_TR2W_W2R_HIGH_MASK << SDRAM_TIMING_HIGH_TR2W_W2R_HIGH_OFFS) |
  1591. (SDRAM_TIMING_HIGH_TMOD_MASK << SDRAM_TIMING_HIGH_TMOD_OFFS) |
  1592. (SDRAM_TIMING_HIGH_TMOD_HIGH_MASK << SDRAM_TIMING_HIGH_TMOD_HIGH_OFFS);
  1593. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1594. SDRAM_TIMING_HIGH_REG, val, mask));
  1595. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1596. SDRAM_CFG_REG,
  1597. refresh_interval_cnt << REFRESH_OFFS,
  1598. REFRESH_MASK << REFRESH_OFFS));
  1599. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
  1600. SDRAM_ADDR_CTRL_REG, (t_faw - 1) << T_FAW_OFFS,
  1601. T_FAW_MASK << T_FAW_OFFS));
  1602. CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id, DDR_TIMING_REG,
  1603. (t_pd - 1) << DDR_TIMING_TPD_OFFS |
  1604. (t_xpdll - 1) << DDR_TIMING_TXPDLL_OFFS,
  1605. DDR_TIMING_TPD_MASK << DDR_TIMING_TPD_OFFS |
  1606. DDR_TIMING_TXPDLL_MASK << DDR_TIMING_TXPDLL_OFFS));
  1607. return MV_OK;
  1608. }
  1609. /*
  1610. * Mode Read
  1611. */
  1612. int hws_ddr3_tip_mode_read(u32 dev_num, struct mode_info *mode_info)
  1613. {
  1614. u32 ret;
  1615. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1616. MR0_REG, mode_info->reg_mr0, MASK_ALL_BITS);
  1617. if (ret != MV_OK)
  1618. return ret;
  1619. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1620. MR1_REG, mode_info->reg_mr1, MASK_ALL_BITS);
  1621. if (ret != MV_OK)
  1622. return ret;
  1623. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1624. MR2_REG, mode_info->reg_mr2, MASK_ALL_BITS);
  1625. if (ret != MV_OK)
  1626. return ret;
  1627. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1628. MR3_REG, mode_info->reg_mr2, MASK_ALL_BITS);
  1629. if (ret != MV_OK)
  1630. return ret;
  1631. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1632. RD_DATA_SMPL_DLYS_REG, mode_info->read_data_sample,
  1633. MASK_ALL_BITS);
  1634. if (ret != MV_OK)
  1635. return ret;
  1636. ret = ddr3_tip_if_read(dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1637. RD_DATA_RDY_DLYS_REG, mode_info->read_data_ready,
  1638. MASK_ALL_BITS);
  1639. if (ret != MV_OK)
  1640. return ret;
  1641. return MV_OK;
  1642. }
  1643. /*
  1644. * Get first active IF
  1645. */
  1646. int ddr3_tip_get_first_active_if(u8 dev_num, u32 interface_mask,
  1647. u32 *interface_id)
  1648. {
  1649. u32 if_id;
  1650. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1651. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1652. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1653. if (interface_mask & (1 << if_id)) {
  1654. *interface_id = if_id;
  1655. break;
  1656. }
  1657. }
  1658. return MV_OK;
  1659. }
  1660. /*
  1661. * Write CS Result
  1662. */
  1663. int ddr3_tip_write_cs_result(u32 dev_num, u32 offset)
  1664. {
  1665. u32 if_id, bus_num, cs_bitmask, data_val, cs_num;
  1666. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  1667. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1668. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1669. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1670. for (bus_num = 0; bus_num < octets_per_if_num;
  1671. bus_num++) {
  1672. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_num);
  1673. cs_bitmask =
  1674. tm->interface_params[if_id].
  1675. as_bus_params[bus_num].cs_bitmask;
  1676. if (cs_bitmask != effective_cs) {
  1677. cs_num = GET_CS_FROM_MASK(cs_bitmask);
  1678. ddr3_tip_bus_read(dev_num, if_id,
  1679. ACCESS_TYPE_UNICAST, bus_num,
  1680. DDR_PHY_DATA,
  1681. offset +
  1682. (effective_cs * 0x4),
  1683. &data_val);
  1684. ddr3_tip_bus_write(dev_num,
  1685. ACCESS_TYPE_UNICAST,
  1686. if_id,
  1687. ACCESS_TYPE_UNICAST,
  1688. bus_num, DDR_PHY_DATA,
  1689. offset +
  1690. (cs_num * 0x4),
  1691. data_val);
  1692. }
  1693. }
  1694. }
  1695. return MV_OK;
  1696. }
  1697. /*
  1698. * Write MRS
  1699. */
  1700. int ddr3_tip_write_mrs_cmd(u32 dev_num, u32 *cs_mask_arr, enum mr_number mr_num, u32 data, u32 mask)
  1701. {
  1702. u32 if_id;
  1703. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1704. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1705. PARAM_NOT_CARE, mr_data[mr_num].reg_addr, data, mask));
  1706. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1707. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1708. CHECK_STATUS(ddr3_tip_if_write
  1709. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1710. SDRAM_OP_REG,
  1711. (cs_mask_arr[if_id] << 8) | mr_data[mr_num].cmd, 0xf1f));
  1712. }
  1713. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1714. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1715. if (ddr3_tip_if_polling(dev_num, ACCESS_TYPE_UNICAST, if_id, 0,
  1716. 0x1f, SDRAM_OP_REG,
  1717. MAX_POLLING_ITERATIONS) != MV_OK) {
  1718. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1719. ("write_mrs_cmd: Poll cmd fail"));
  1720. }
  1721. }
  1722. return MV_OK;
  1723. }
  1724. /*
  1725. * Reset XSB Read FIFO
  1726. */
  1727. int ddr3_tip_reset_fifo_ptr(u32 dev_num)
  1728. {
  1729. u32 if_id = 0;
  1730. /* Configure PHY reset value to 0 in order to "clean" the FIFO */
  1731. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1732. if_id, 0x15c8, 0, 0xff000000));
  1733. /*
  1734. * Move PHY to RL mode (only in RL mode the PHY overrides FIFO values
  1735. * during FIFO reset)
  1736. */
  1737. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1738. if_id, TRAINING_SW_2_REG,
  1739. 0x1, 0x9));
  1740. /* In order that above configuration will influence the PHY */
  1741. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1742. if_id, 0x15b0,
  1743. 0x80000000, 0x80000000));
  1744. /* Reset read fifo assertion */
  1745. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1746. if_id, 0x1400, 0, 0x40000000));
  1747. /* Reset read fifo deassertion */
  1748. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1749. if_id, 0x1400,
  1750. 0x40000000, 0x40000000));
  1751. /* Move PHY back to functional mode */
  1752. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1753. if_id, TRAINING_SW_2_REG,
  1754. 0x8, 0x9));
  1755. /* Stop training machine */
  1756. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1757. if_id, 0x15b4, 0x10000, 0x10000));
  1758. return MV_OK;
  1759. }
  1760. /*
  1761. * Reset Phy registers
  1762. */
  1763. int ddr3_tip_ddr3_reset_phy_regs(u32 dev_num)
  1764. {
  1765. u32 if_id, phy_id, cs;
  1766. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  1767. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1768. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1769. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1770. for (phy_id = 0; phy_id < octets_per_if_num;
  1771. phy_id++) {
  1772. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, phy_id);
  1773. CHECK_STATUS(ddr3_tip_bus_write
  1774. (dev_num, ACCESS_TYPE_UNICAST,
  1775. if_id, ACCESS_TYPE_UNICAST,
  1776. phy_id, DDR_PHY_DATA,
  1777. WL_PHY_REG(effective_cs),
  1778. phy_reg0_val));
  1779. CHECK_STATUS(ddr3_tip_bus_write
  1780. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1781. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1782. RL_PHY_REG(effective_cs),
  1783. phy_reg2_val));
  1784. CHECK_STATUS(ddr3_tip_bus_write
  1785. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1786. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1787. CRX_PHY_REG(effective_cs), phy_reg3_val));
  1788. CHECK_STATUS(ddr3_tip_bus_write
  1789. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1790. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1791. CTX_PHY_REG(effective_cs), phy_reg1_val));
  1792. CHECK_STATUS(ddr3_tip_bus_write
  1793. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1794. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1795. PBS_TX_BCAST_PHY_REG(effective_cs), 0x0));
  1796. CHECK_STATUS(ddr3_tip_bus_write
  1797. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1798. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1799. PBS_RX_BCAST_PHY_REG(effective_cs), 0));
  1800. CHECK_STATUS(ddr3_tip_bus_write
  1801. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1802. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1803. PBS_TX_PHY_REG(effective_cs, DQSP_PAD), 0));
  1804. CHECK_STATUS(ddr3_tip_bus_write
  1805. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1806. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1807. PBS_RX_PHY_REG(effective_cs, DQSP_PAD), 0));
  1808. CHECK_STATUS(ddr3_tip_bus_write
  1809. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1810. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1811. PBS_TX_PHY_REG(effective_cs, DQSN_PAD), 0));
  1812. CHECK_STATUS(ddr3_tip_bus_write
  1813. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1814. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1815. PBS_RX_PHY_REG(effective_cs, DQSN_PAD), 0));
  1816. }
  1817. }
  1818. /* Set Receiver Calibration value */
  1819. for (cs = 0; cs < MAX_CS_NUM; cs++) {
  1820. /* PHY register 0xdb bits[5:0] - configure to 63 */
  1821. CHECK_STATUS(ddr3_tip_bus_write
  1822. (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1823. ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1824. DDR_PHY_DATA, VREF_BCAST_PHY_REG(cs), 63));
  1825. }
  1826. return MV_OK;
  1827. }
  1828. /*
  1829. * Restore Dunit registers
  1830. */
  1831. int ddr3_tip_restore_dunit_regs(u32 dev_num)
  1832. {
  1833. u32 index_cnt;
  1834. mv_ddr_set_calib_controller();
  1835. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1836. PARAM_NOT_CARE, MAIN_PADS_CAL_MACH_CTRL_REG,
  1837. 0x1, 0x1));
  1838. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1839. PARAM_NOT_CARE, MAIN_PADS_CAL_MACH_CTRL_REG,
  1840. calibration_update_control << 3,
  1841. 0x3 << 3));
  1842. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST,
  1843. PARAM_NOT_CARE,
  1844. ODPG_WR_RD_MODE_ENA_REG,
  1845. 0xffff, MASK_ALL_BITS));
  1846. for (index_cnt = 0; index_cnt < ARRAY_SIZE(odpg_default_value);
  1847. index_cnt++) {
  1848. CHECK_STATUS(ddr3_tip_if_write
  1849. (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE,
  1850. odpg_default_value[index_cnt].reg_addr,
  1851. odpg_default_value[index_cnt].reg_data,
  1852. odpg_default_value[index_cnt].reg_mask));
  1853. }
  1854. return MV_OK;
  1855. }
  1856. int ddr3_tip_adll_regs_bypass(u32 dev_num, u32 reg_val1, u32 reg_val2)
  1857. {
  1858. u32 if_id, phy_id;
  1859. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  1860. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1861. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  1862. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1863. for (phy_id = 0; phy_id < octets_per_if_num; phy_id++) {
  1864. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, phy_id);
  1865. CHECK_STATUS(ddr3_tip_bus_write
  1866. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1867. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1868. CTX_PHY_REG(effective_cs), reg_val1));
  1869. CHECK_STATUS(ddr3_tip_bus_write
  1870. (dev_num, ACCESS_TYPE_UNICAST, if_id,
  1871. ACCESS_TYPE_UNICAST, phy_id, DDR_PHY_DATA,
  1872. PBS_TX_BCAST_PHY_REG(effective_cs), reg_val2));
  1873. }
  1874. }
  1875. return MV_OK;
  1876. }
  1877. /*
  1878. * Auto tune main flow
  1879. */
  1880. static int ddr3_tip_ddr3_training_main_flow(u32 dev_num)
  1881. {
  1882. /* TODO: enable this functionality for other platforms */
  1883. #if defined(CONFIG_ARMADA_38X) || defined(CONFIG_ARMADA_39X)
  1884. struct init_cntr_param init_cntr_prm;
  1885. #endif
  1886. int ret = MV_OK;
  1887. int adll_bypass_flag = 0;
  1888. u32 if_id;
  1889. u32 max_cs = ddr3_tip_max_cs_get(dev_num);
  1890. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  1891. enum hws_ddr_freq freq = tm->interface_params[0].memory_freq;
  1892. #ifdef DDR_VIEWER_TOOL
  1893. if (debug_training == DEBUG_LEVEL_TRACE) {
  1894. CHECK_STATUS(print_device_info((u8)dev_num));
  1895. }
  1896. #endif
  1897. ddr3_tip_validate_algo_components(dev_num);
  1898. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  1899. CHECK_STATUS(ddr3_tip_ddr3_reset_phy_regs(dev_num));
  1900. }
  1901. /* Set to 0 after each loop to avoid illegal value may be used */
  1902. effective_cs = 0;
  1903. freq_val[DDR_FREQ_LOW_FREQ] = dfs_low_freq;
  1904. if (is_pll_before_init != 0) {
  1905. for (if_id = 0; if_id < MAX_INTERFACE_NUM; if_id++) {
  1906. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  1907. config_func_info[dev_num].tip_set_freq_divider_func(
  1908. (u8)dev_num, if_id, freq);
  1909. }
  1910. }
  1911. /* TODO: enable this functionality for other platforms */
  1912. #if defined(CONFIG_ARMADA_38X) || defined(CONFIG_ARMADA_39X)
  1913. if (is_adll_calib_before_init != 0) {
  1914. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1915. ("with adll calib before init\n"));
  1916. adll_calibration(dev_num, ACCESS_TYPE_MULTICAST, 0, freq);
  1917. }
  1918. if (is_reg_dump != 0) {
  1919. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1920. ("Dump before init controller\n"));
  1921. ddr3_tip_reg_dump(dev_num);
  1922. }
  1923. if (mask_tune_func & INIT_CONTROLLER_MASK_BIT) {
  1924. training_stage = INIT_CONTROLLER;
  1925. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1926. ("INIT_CONTROLLER_MASK_BIT\n"));
  1927. init_cntr_prm.do_mrs_phy = 1;
  1928. init_cntr_prm.is_ctrl64_bit = 0;
  1929. init_cntr_prm.init_phy = 1;
  1930. init_cntr_prm.msys_init = 0;
  1931. ret = hws_ddr3_tip_init_controller(dev_num, &init_cntr_prm);
  1932. if (is_reg_dump != 0)
  1933. ddr3_tip_reg_dump(dev_num);
  1934. if (ret != MV_OK) {
  1935. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1936. ("hws_ddr3_tip_init_controller failure\n"));
  1937. if (debug_mode == 0)
  1938. return MV_FAIL;
  1939. }
  1940. }
  1941. #endif
  1942. ret = adll_calibration(dev_num, ACCESS_TYPE_MULTICAST, 0, freq);
  1943. if (ret != MV_OK) {
  1944. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1945. ("adll_calibration failure\n"));
  1946. if (debug_mode == 0)
  1947. return MV_FAIL;
  1948. }
  1949. if (mask_tune_func & SET_LOW_FREQ_MASK_BIT) {
  1950. training_stage = SET_LOW_FREQ;
  1951. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  1952. ddr3_tip_adll_regs_bypass(dev_num, 0, 0x1f);
  1953. adll_bypass_flag = 1;
  1954. }
  1955. effective_cs = 0;
  1956. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1957. ("SET_LOW_FREQ_MASK_BIT %d\n",
  1958. freq_val[low_freq]));
  1959. ret = ddr3_tip_freq_set(dev_num, ACCESS_TYPE_MULTICAST,
  1960. PARAM_NOT_CARE, low_freq);
  1961. if (is_reg_dump != 0)
  1962. ddr3_tip_reg_dump(dev_num);
  1963. if (ret != MV_OK) {
  1964. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1965. ("ddr3_tip_freq_set failure\n"));
  1966. if (debug_mode == 0)
  1967. return MV_FAIL;
  1968. }
  1969. }
  1970. if (mask_tune_func & WRITE_LEVELING_LF_MASK_BIT) {
  1971. training_stage = WRITE_LEVELING_LF;
  1972. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1973. ("WRITE_LEVELING_LF_MASK_BIT\n"));
  1974. ret = ddr3_tip_dynamic_write_leveling(dev_num, 1);
  1975. if (is_reg_dump != 0)
  1976. ddr3_tip_reg_dump(dev_num);
  1977. if (ret != MV_OK) {
  1978. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1979. ("ddr3_tip_dynamic_write_leveling LF failure\n"));
  1980. if (debug_mode == 0)
  1981. return MV_FAIL;
  1982. }
  1983. }
  1984. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  1985. if (mask_tune_func & LOAD_PATTERN_MASK_BIT) {
  1986. training_stage = LOAD_PATTERN;
  1987. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  1988. ("LOAD_PATTERN_MASK_BIT #%d\n",
  1989. effective_cs));
  1990. ret = ddr3_tip_load_all_pattern_to_mem(dev_num);
  1991. if (is_reg_dump != 0)
  1992. ddr3_tip_reg_dump(dev_num);
  1993. if (ret != MV_OK) {
  1994. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  1995. ("ddr3_tip_load_all_pattern_to_mem failure CS #%d\n",
  1996. effective_cs));
  1997. if (debug_mode == 0)
  1998. return MV_FAIL;
  1999. }
  2000. }
  2001. }
  2002. if (adll_bypass_flag == 1) {
  2003. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2004. ddr3_tip_adll_regs_bypass(dev_num, phy_reg1_val, 0);
  2005. adll_bypass_flag = 0;
  2006. }
  2007. }
  2008. /* Set to 0 after each loop to avoid illegal value may be used */
  2009. effective_cs = 0;
  2010. if (mask_tune_func & SET_MEDIUM_FREQ_MASK_BIT) {
  2011. training_stage = SET_MEDIUM_FREQ;
  2012. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2013. ("SET_MEDIUM_FREQ_MASK_BIT %d\n",
  2014. freq_val[medium_freq]));
  2015. ret =
  2016. ddr3_tip_freq_set(dev_num, ACCESS_TYPE_MULTICAST,
  2017. PARAM_NOT_CARE, medium_freq);
  2018. if (is_reg_dump != 0)
  2019. ddr3_tip_reg_dump(dev_num);
  2020. if (ret != MV_OK) {
  2021. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2022. ("ddr3_tip_freq_set failure\n"));
  2023. if (debug_mode == 0)
  2024. return MV_FAIL;
  2025. }
  2026. }
  2027. if (mask_tune_func & WRITE_LEVELING_MASK_BIT) {
  2028. training_stage = WRITE_LEVELING;
  2029. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2030. ("WRITE_LEVELING_MASK_BIT\n"));
  2031. if ((rl_mid_freq_wa == 0) || (freq_val[medium_freq] == 533)) {
  2032. ret = ddr3_tip_dynamic_write_leveling(dev_num, 0);
  2033. } else {
  2034. /* Use old WL */
  2035. ret = ddr3_tip_legacy_dynamic_write_leveling(dev_num);
  2036. }
  2037. if (is_reg_dump != 0)
  2038. ddr3_tip_reg_dump(dev_num);
  2039. if (ret != MV_OK) {
  2040. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2041. ("ddr3_tip_dynamic_write_leveling failure\n"));
  2042. if (debug_mode == 0)
  2043. return MV_FAIL;
  2044. }
  2045. }
  2046. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2047. if (mask_tune_func & LOAD_PATTERN_2_MASK_BIT) {
  2048. training_stage = LOAD_PATTERN_2;
  2049. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2050. ("LOAD_PATTERN_2_MASK_BIT CS #%d\n",
  2051. effective_cs));
  2052. ret = ddr3_tip_load_all_pattern_to_mem(dev_num);
  2053. if (is_reg_dump != 0)
  2054. ddr3_tip_reg_dump(dev_num);
  2055. if (ret != MV_OK) {
  2056. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2057. ("ddr3_tip_load_all_pattern_to_mem failure CS #%d\n",
  2058. effective_cs));
  2059. if (debug_mode == 0)
  2060. return MV_FAIL;
  2061. }
  2062. }
  2063. }
  2064. /* Set to 0 after each loop to avoid illegal value may be used */
  2065. effective_cs = 0;
  2066. if (mask_tune_func & READ_LEVELING_MASK_BIT) {
  2067. training_stage = READ_LEVELING;
  2068. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2069. ("READ_LEVELING_MASK_BIT\n"));
  2070. if ((rl_mid_freq_wa == 0) || (freq_val[medium_freq] == 533)) {
  2071. ret = ddr3_tip_dynamic_read_leveling(dev_num, medium_freq);
  2072. } else {
  2073. /* Use old RL */
  2074. ret = ddr3_tip_legacy_dynamic_read_leveling(dev_num);
  2075. }
  2076. if (is_reg_dump != 0)
  2077. ddr3_tip_reg_dump(dev_num);
  2078. if (ret != MV_OK) {
  2079. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2080. ("ddr3_tip_dynamic_read_leveling failure\n"));
  2081. if (debug_mode == 0)
  2082. return MV_FAIL;
  2083. }
  2084. }
  2085. if (mask_tune_func & WRITE_LEVELING_SUPP_MASK_BIT) {
  2086. training_stage = WRITE_LEVELING_SUPP;
  2087. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2088. ("WRITE_LEVELING_SUPP_MASK_BIT\n"));
  2089. ret = ddr3_tip_dynamic_write_leveling_supp(dev_num);
  2090. if (is_reg_dump != 0)
  2091. ddr3_tip_reg_dump(dev_num);
  2092. if (ret != MV_OK) {
  2093. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2094. ("ddr3_tip_dynamic_write_leveling_supp failure\n"));
  2095. if (debug_mode == 0)
  2096. return MV_FAIL;
  2097. }
  2098. }
  2099. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2100. if (mask_tune_func & PBS_RX_MASK_BIT) {
  2101. training_stage = PBS_RX;
  2102. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2103. ("PBS_RX_MASK_BIT CS #%d\n",
  2104. effective_cs));
  2105. ret = ddr3_tip_pbs_rx(dev_num);
  2106. if (is_reg_dump != 0)
  2107. ddr3_tip_reg_dump(dev_num);
  2108. if (ret != MV_OK) {
  2109. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2110. ("ddr3_tip_pbs_rx failure CS #%d\n",
  2111. effective_cs));
  2112. if (debug_mode == 0)
  2113. return MV_FAIL;
  2114. }
  2115. }
  2116. }
  2117. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2118. if (mask_tune_func & PBS_TX_MASK_BIT) {
  2119. training_stage = PBS_TX;
  2120. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2121. ("PBS_TX_MASK_BIT CS #%d\n",
  2122. effective_cs));
  2123. ret = ddr3_tip_pbs_tx(dev_num);
  2124. if (is_reg_dump != 0)
  2125. ddr3_tip_reg_dump(dev_num);
  2126. if (ret != MV_OK) {
  2127. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2128. ("ddr3_tip_pbs_tx failure CS #%d\n",
  2129. effective_cs));
  2130. if (debug_mode == 0)
  2131. return MV_FAIL;
  2132. }
  2133. }
  2134. }
  2135. /* Set to 0 after each loop to avoid illegal value may be used */
  2136. effective_cs = 0;
  2137. if (mask_tune_func & SET_TARGET_FREQ_MASK_BIT) {
  2138. training_stage = SET_TARGET_FREQ;
  2139. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2140. ("SET_TARGET_FREQ_MASK_BIT %d\n",
  2141. freq_val[tm->
  2142. interface_params[first_active_if].
  2143. memory_freq]));
  2144. ret = ddr3_tip_freq_set(dev_num, ACCESS_TYPE_MULTICAST,
  2145. PARAM_NOT_CARE,
  2146. tm->interface_params[first_active_if].
  2147. memory_freq);
  2148. #if defined(A70X0) || defined(A80X0)
  2149. if (apn806_rev_id_get() == APN806_REV_ID_A0) {
  2150. reg_write(0x6f812c, extension_avs);
  2151. reg_write(0x6f8130, nominal_avs);
  2152. }
  2153. #endif /* #if defined(A70X0) || defined(A80X0) */
  2154. if (is_reg_dump != 0)
  2155. ddr3_tip_reg_dump(dev_num);
  2156. if (ret != MV_OK) {
  2157. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2158. ("ddr3_tip_freq_set failure\n"));
  2159. if (debug_mode == 0)
  2160. return MV_FAIL;
  2161. }
  2162. }
  2163. if (mask_tune_func & WRITE_LEVELING_TF_MASK_BIT) {
  2164. training_stage = WRITE_LEVELING_TF;
  2165. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2166. ("WRITE_LEVELING_TF_MASK_BIT\n"));
  2167. ret = ddr3_tip_dynamic_write_leveling(dev_num, 0);
  2168. if (is_reg_dump != 0)
  2169. ddr3_tip_reg_dump(dev_num);
  2170. if (ret != MV_OK) {
  2171. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2172. ("ddr3_tip_dynamic_write_leveling TF failure\n"));
  2173. if (debug_mode == 0)
  2174. return MV_FAIL;
  2175. }
  2176. }
  2177. if (mask_tune_func & LOAD_PATTERN_HIGH_MASK_BIT) {
  2178. training_stage = LOAD_PATTERN_HIGH;
  2179. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO, ("LOAD_PATTERN_HIGH\n"));
  2180. ret = ddr3_tip_load_all_pattern_to_mem(dev_num);
  2181. if (is_reg_dump != 0)
  2182. ddr3_tip_reg_dump(dev_num);
  2183. if (ret != MV_OK) {
  2184. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2185. ("ddr3_tip_load_all_pattern_to_mem failure\n"));
  2186. if (debug_mode == 0)
  2187. return MV_FAIL;
  2188. }
  2189. }
  2190. if (mask_tune_func & READ_LEVELING_TF_MASK_BIT) {
  2191. training_stage = READ_LEVELING_TF;
  2192. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2193. ("READ_LEVELING_TF_MASK_BIT\n"));
  2194. ret = ddr3_tip_dynamic_read_leveling(dev_num, tm->
  2195. interface_params[first_active_if].
  2196. memory_freq);
  2197. if (is_reg_dump != 0)
  2198. ddr3_tip_reg_dump(dev_num);
  2199. if (ret != MV_OK) {
  2200. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2201. ("ddr3_tip_dynamic_read_leveling TF failure\n"));
  2202. if (debug_mode == 0)
  2203. return MV_FAIL;
  2204. }
  2205. }
  2206. if (mask_tune_func & RL_DQS_BURST_MASK_BIT) {
  2207. training_stage = READ_LEVELING_TF;
  2208. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2209. ("RL_DQS_BURST_MASK_BIT\n"));
  2210. ret = mv_ddr_rl_dqs_burst(0, 0, tm->interface_params[0].memory_freq);
  2211. if (is_reg_dump != 0)
  2212. ddr3_tip_reg_dump(dev_num);
  2213. if (ret != MV_OK) {
  2214. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2215. ("mv_ddr_rl_dqs_burst TF failure\n"));
  2216. if (debug_mode == 0)
  2217. return MV_FAIL;
  2218. }
  2219. }
  2220. if (mask_tune_func & DM_PBS_TX_MASK_BIT) {
  2221. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO, ("DM_PBS_TX_MASK_BIT\n"));
  2222. }
  2223. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2224. if (mask_tune_func & VREF_CALIBRATION_MASK_BIT) {
  2225. training_stage = VREF_CALIBRATION;
  2226. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO, ("VREF\n"));
  2227. ret = ddr3_tip_vref(dev_num);
  2228. if (is_reg_dump != 0) {
  2229. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2230. ("VREF Dump\n"));
  2231. ddr3_tip_reg_dump(dev_num);
  2232. }
  2233. if (ret != MV_OK) {
  2234. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2235. ("ddr3_tip_vref failure\n"));
  2236. if (debug_mode == 0)
  2237. return MV_FAIL;
  2238. }
  2239. }
  2240. }
  2241. /* Set to 0 after each loop to avoid illegal value may be used */
  2242. effective_cs = 0;
  2243. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2244. if (mask_tune_func & CENTRALIZATION_RX_MASK_BIT) {
  2245. training_stage = CENTRALIZATION_RX;
  2246. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2247. ("CENTRALIZATION_RX_MASK_BIT CS #%d\n",
  2248. effective_cs));
  2249. ret = ddr3_tip_centralization_rx(dev_num);
  2250. if (is_reg_dump != 0)
  2251. ddr3_tip_reg_dump(dev_num);
  2252. if (ret != MV_OK) {
  2253. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2254. ("ddr3_tip_centralization_rx failure CS #%d\n",
  2255. effective_cs));
  2256. if (debug_mode == 0)
  2257. return MV_FAIL;
  2258. }
  2259. }
  2260. }
  2261. /* Set to 0 after each loop to avoid illegal value may be used */
  2262. effective_cs = 0;
  2263. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2264. if (mask_tune_func & WRITE_LEVELING_SUPP_TF_MASK_BIT) {
  2265. training_stage = WRITE_LEVELING_SUPP_TF;
  2266. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2267. ("WRITE_LEVELING_SUPP_TF_MASK_BIT CS #%d\n",
  2268. effective_cs));
  2269. ret = ddr3_tip_dynamic_write_leveling_supp(dev_num);
  2270. if (is_reg_dump != 0)
  2271. ddr3_tip_reg_dump(dev_num);
  2272. if (ret != MV_OK) {
  2273. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2274. ("ddr3_tip_dynamic_write_leveling_supp TF failure CS #%d\n",
  2275. effective_cs));
  2276. if (debug_mode == 0)
  2277. return MV_FAIL;
  2278. }
  2279. }
  2280. }
  2281. /* Set to 0 after each loop to avoid illegal value may be used */
  2282. effective_cs = 0;
  2283. for (effective_cs = 0; effective_cs < max_cs; effective_cs++) {
  2284. if (mask_tune_func & CENTRALIZATION_TX_MASK_BIT) {
  2285. training_stage = CENTRALIZATION_TX;
  2286. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2287. ("CENTRALIZATION_TX_MASK_BIT CS #%d\n",
  2288. effective_cs));
  2289. ret = ddr3_tip_centralization_tx(dev_num);
  2290. if (is_reg_dump != 0)
  2291. ddr3_tip_reg_dump(dev_num);
  2292. if (ret != MV_OK) {
  2293. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2294. ("ddr3_tip_centralization_tx failure CS #%d\n",
  2295. effective_cs));
  2296. if (debug_mode == 0)
  2297. return MV_FAIL;
  2298. }
  2299. }
  2300. }
  2301. /* Set to 0 after each loop to avoid illegal value may be used */
  2302. effective_cs = 0;
  2303. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO, ("restore registers to default\n"));
  2304. /* restore register values */
  2305. CHECK_STATUS(ddr3_tip_restore_dunit_regs(dev_num));
  2306. if (is_reg_dump != 0)
  2307. ddr3_tip_reg_dump(dev_num);
  2308. return MV_OK;
  2309. }
  2310. /*
  2311. * DDR3 Dynamic training flow
  2312. */
  2313. static int ddr3_tip_ddr3_auto_tune(u32 dev_num)
  2314. {
  2315. int status;
  2316. u32 if_id, stage;
  2317. int is_if_fail = 0, is_auto_tune_fail = 0;
  2318. training_stage = INIT_CONTROLLER;
  2319. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  2320. for (stage = 0; stage < MAX_STAGE_LIMIT; stage++)
  2321. training_result[stage][if_id] = NO_TEST_DONE;
  2322. }
  2323. status = ddr3_tip_ddr3_training_main_flow(dev_num);
  2324. /* activate XSB test */
  2325. if (xsb_validate_type != 0) {
  2326. run_xsb_test(dev_num, xsb_validation_base_address, 1, 1,
  2327. 0x1024);
  2328. }
  2329. if (is_reg_dump != 0)
  2330. ddr3_tip_reg_dump(dev_num);
  2331. /* print log */
  2332. CHECK_STATUS(ddr3_tip_print_log(dev_num, window_mem_addr));
  2333. #ifndef EXCLUDE_DEBUG_PRINTS
  2334. if (status != MV_OK) {
  2335. CHECK_STATUS(ddr3_tip_print_stability_log(dev_num));
  2336. }
  2337. #endif /* EXCLUDE_DEBUG_PRINTS */
  2338. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  2339. is_if_fail = 0;
  2340. for (stage = 0; stage < MAX_STAGE_LIMIT; stage++) {
  2341. if (training_result[stage][if_id] == TEST_FAILED)
  2342. is_if_fail = 1;
  2343. }
  2344. if (is_if_fail == 1) {
  2345. is_auto_tune_fail = 1;
  2346. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2347. ("Auto Tune failed for IF %d\n",
  2348. if_id));
  2349. }
  2350. }
  2351. if (((status == MV_FAIL) && (is_auto_tune_fail == 0)) ||
  2352. ((status == MV_OK) && (is_auto_tune_fail == 1))) {
  2353. /*
  2354. * If MainFlow result and trainingResult DB not in sync,
  2355. * issue warning (caused by no update of trainingResult DB
  2356. * when failed)
  2357. */
  2358. DEBUG_TRAINING_IP(DEBUG_LEVEL_INFO,
  2359. ("Warning: Algorithm return value and Result DB"
  2360. "are not synced (status 0x%x result DB %d)\n",
  2361. status, is_auto_tune_fail));
  2362. }
  2363. if ((status != MV_OK) || (is_auto_tune_fail == 1))
  2364. return MV_FAIL;
  2365. else
  2366. return MV_OK;
  2367. }
  2368. /*
  2369. * Enable init sequence
  2370. */
  2371. int ddr3_tip_enable_init_sequence(u32 dev_num)
  2372. {
  2373. int is_fail = 0;
  2374. u32 if_id = 0, mem_mask = 0, bus_index = 0;
  2375. u32 octets_per_if_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
  2376. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  2377. /* Enable init sequence */
  2378. CHECK_STATUS(ddr3_tip_if_write(dev_num, ACCESS_TYPE_MULTICAST, 0,
  2379. SDRAM_INIT_CTRL_REG, 0x1, 0x1));
  2380. for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) {
  2381. VALIDATE_IF_ACTIVE(tm->if_act_mask, if_id);
  2382. if (ddr3_tip_if_polling
  2383. (dev_num, ACCESS_TYPE_UNICAST, if_id, 0, 0x1,
  2384. SDRAM_INIT_CTRL_REG,
  2385. MAX_POLLING_ITERATIONS) != MV_OK) {
  2386. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2387. ("polling failed IF %d\n",
  2388. if_id));
  2389. is_fail = 1;
  2390. continue;
  2391. }
  2392. mem_mask = 0;
  2393. for (bus_index = 0; bus_index < octets_per_if_num;
  2394. bus_index++) {
  2395. VALIDATE_BUS_ACTIVE(tm->bus_act_mask, bus_index);
  2396. mem_mask |=
  2397. tm->interface_params[if_id].
  2398. as_bus_params[bus_index].mirror_enable_bitmask;
  2399. }
  2400. if (mem_mask != 0) {
  2401. /* Disable Multi CS */
  2402. CHECK_STATUS(ddr3_tip_if_write
  2403. (dev_num, ACCESS_TYPE_MULTICAST,
  2404. if_id, DUAL_DUNIT_CFG_REG, 1 << 3,
  2405. 1 << 3));
  2406. }
  2407. }
  2408. return (is_fail == 0) ? MV_OK : MV_FAIL;
  2409. }
  2410. int ddr3_tip_register_dq_table(u32 dev_num, u32 *table)
  2411. {
  2412. dq_map_table = table;
  2413. return MV_OK;
  2414. }
  2415. /*
  2416. * Check if pup search is locked
  2417. */
  2418. int ddr3_tip_is_pup_lock(u32 *pup_buf, enum hws_training_result read_mode)
  2419. {
  2420. u32 bit_start = 0, bit_end = 0, bit_id;
  2421. if (read_mode == RESULT_PER_BIT) {
  2422. bit_start = 0;
  2423. bit_end = BUS_WIDTH_IN_BITS - 1;
  2424. } else {
  2425. bit_start = 0;
  2426. bit_end = 0;
  2427. }
  2428. for (bit_id = bit_start; bit_id <= bit_end; bit_id++) {
  2429. if (GET_LOCK_RESULT(pup_buf[bit_id]) == 0)
  2430. return 0;
  2431. }
  2432. return 1;
  2433. }
  2434. /*
  2435. * Get minimum buffer value
  2436. */
  2437. u8 ddr3_tip_get_buf_min(u8 *buf_ptr)
  2438. {
  2439. u8 min_val = 0xff;
  2440. u8 cnt = 0;
  2441. for (cnt = 0; cnt < BUS_WIDTH_IN_BITS; cnt++) {
  2442. if (buf_ptr[cnt] < min_val)
  2443. min_val = buf_ptr[cnt];
  2444. }
  2445. return min_val;
  2446. }
  2447. /*
  2448. * Get maximum buffer value
  2449. */
  2450. u8 ddr3_tip_get_buf_max(u8 *buf_ptr)
  2451. {
  2452. u8 max_val = 0;
  2453. u8 cnt = 0;
  2454. for (cnt = 0; cnt < BUS_WIDTH_IN_BITS; cnt++) {
  2455. if (buf_ptr[cnt] > max_val)
  2456. max_val = buf_ptr[cnt];
  2457. }
  2458. return max_val;
  2459. }
  2460. /*
  2461. * The following functions return memory parameters:
  2462. * bus and device width, device size
  2463. */
  2464. u32 hws_ddr3_get_bus_width(void)
  2465. {
  2466. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  2467. return (DDR3_IS_16BIT_DRAM_MODE(tm->bus_act_mask) ==
  2468. 1) ? 16 : 32;
  2469. }
  2470. u32 hws_ddr3_get_device_width(u32 if_id)
  2471. {
  2472. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  2473. return (tm->interface_params[if_id].bus_width ==
  2474. MV_DDR_DEV_WIDTH_8BIT) ? 8 : 16;
  2475. }
  2476. u32 hws_ddr3_get_device_size(u32 if_id)
  2477. {
  2478. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  2479. if (tm->interface_params[if_id].memory_size >=
  2480. MV_DDR_DIE_CAP_LAST) {
  2481. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2482. ("Error: Wrong device size of Cs: %d",
  2483. tm->interface_params[if_id].memory_size));
  2484. return 0;
  2485. } else {
  2486. return 1 << tm->interface_params[if_id].memory_size;
  2487. }
  2488. }
  2489. int hws_ddr3_calc_mem_cs_size(u32 if_id, u32 cs, u32 *cs_size)
  2490. {
  2491. u32 cs_mem_size, dev_size;
  2492. dev_size = hws_ddr3_get_device_size(if_id);
  2493. if (dev_size != 0) {
  2494. cs_mem_size = ((hws_ddr3_get_bus_width() /
  2495. hws_ddr3_get_device_width(if_id)) * dev_size);
  2496. /* the calculated result in Gbytex16 to avoid float using */
  2497. if (cs_mem_size == 2) {
  2498. *cs_size = _128M;
  2499. } else if (cs_mem_size == 4) {
  2500. *cs_size = _256M;
  2501. } else if (cs_mem_size == 8) {
  2502. *cs_size = _512M;
  2503. } else if (cs_mem_size == 16) {
  2504. *cs_size = _1G;
  2505. } else if (cs_mem_size == 32) {
  2506. *cs_size = _2G;
  2507. } else {
  2508. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2509. ("Error: Wrong Memory size of Cs: %d", cs));
  2510. return MV_FAIL;
  2511. }
  2512. return MV_OK;
  2513. } else {
  2514. return MV_FAIL;
  2515. }
  2516. }
  2517. int hws_ddr3_cs_base_adr_calc(u32 if_id, u32 cs, u32 *cs_base_addr)
  2518. {
  2519. u32 cs_mem_size = 0;
  2520. #ifdef DEVICE_MAX_DRAM_ADDRESS_SIZE
  2521. u32 physical_mem_size;
  2522. u32 max_mem_size = DEVICE_MAX_DRAM_ADDRESS_SIZE;
  2523. #endif
  2524. if (hws_ddr3_calc_mem_cs_size(if_id, cs, &cs_mem_size) != MV_OK)
  2525. return MV_FAIL;
  2526. #ifdef DEVICE_MAX_DRAM_ADDRESS_SIZE
  2527. struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
  2528. /*
  2529. * if number of address pins doesn't allow to use max mem size that
  2530. * is defined in topology mem size is defined by
  2531. * DEVICE_MAX_DRAM_ADDRESS_SIZE
  2532. */
  2533. physical_mem_size = mem_size[tm->interface_params[0].memory_size];
  2534. if (hws_ddr3_get_device_width(cs) == 16) {
  2535. /*
  2536. * 16bit mem device can be twice more - no need in less
  2537. * significant pin
  2538. */
  2539. max_mem_size = DEVICE_MAX_DRAM_ADDRESS_SIZE * 2;
  2540. }
  2541. if (physical_mem_size > max_mem_size) {
  2542. cs_mem_size = max_mem_size *
  2543. (hws_ddr3_get_bus_width() /
  2544. hws_ddr3_get_device_width(if_id));
  2545. DEBUG_TRAINING_IP(DEBUG_LEVEL_ERROR,
  2546. ("Updated Physical Mem size is from 0x%x to %x\n",
  2547. physical_mem_size,
  2548. DEVICE_MAX_DRAM_ADDRESS_SIZE));
  2549. }
  2550. #endif
  2551. /* calculate CS base addr */
  2552. *cs_base_addr = ((cs_mem_size) * cs) & 0xffff0000;
  2553. return MV_OK;
  2554. }