Biju Das | baf086c | 2020-11-09 09:36:46 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021, Renesas Electronics Corporation. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <stdint.h> |
| 8 | #include <string.h> |
| 9 | |
| 10 | #include <common/debug.h> |
| 11 | #include <lib/mmio.h> |
| 12 | |
| 13 | #include "boot_init_dram.h" |
| 14 | #include "boot_init_dram_regdef.h" |
| 15 | #include "ddr_regdef.h" |
| 16 | #include "dram_sub_func.h" |
| 17 | #include "init_dram_tbl_g2m.h" |
| 18 | #include "micro_delay.h" |
| 19 | #include "rcar_def.h" |
| 20 | |
| 21 | /* load board configuration */ |
| 22 | #include "boot_init_dram_config.c" |
| 23 | |
| 24 | #define DDR_BACKUPMODE |
| 25 | #define FATAL_MSG(x) NOTICE(x) |
| 26 | |
| 27 | /* variables */ |
| 28 | #ifdef RCAR_DDR_FIXED_LSI_TYPE |
| 29 | #ifndef RCAR_AUTO |
| 30 | #define RCAR_AUTO 99U |
| 31 | #define RZ_G2M 100U |
| 32 | |
| 33 | #define RCAR_CUT_10 0U |
| 34 | #define RCAR_CUT_11 1U |
| 35 | #define RCAR_CUT_20 10U |
| 36 | #define RCAR_CUT_30 20U |
| 37 | #endif /* RCAR_AUTO */ |
| 38 | #ifndef RCAR_LSI |
| 39 | #define RCAR_LSI RCAR_AUTO |
| 40 | #endif |
| 41 | |
| 42 | #if (RCAR_LSI == RCAR_AUTO) |
| 43 | static uint32_t prr_product; |
| 44 | static uint32_t prr_cut; |
| 45 | #else /* RCAR_LSI == RCAR_AUTO */ |
| 46 | #if (RCAR_LSI == RZ_G2M) |
| 47 | static const uint32_t prr_product = PRR_PRODUCT_M3; |
| 48 | #endif /* RCAR_LSI == RZ_G2M */ |
| 49 | |
| 50 | #ifndef RCAR_LSI_CUT |
| 51 | static uint32_t prr_cut; |
| 52 | #else /* RCAR_LSI_CUT */ |
| 53 | #if (RCAR_LSI_CUT == RCAR_CUT_10) |
| 54 | static const uint32_t prr_cut = PRR_PRODUCT_10; |
| 55 | #elif(RCAR_LSI_CUT == RCAR_CUT_11) |
| 56 | static const uint32_t prr_cut = PRR_PRODUCT_11; |
| 57 | #elif(RCAR_LSI_CUT == RCAR_CUT_20) |
| 58 | static const uint32_t prr_cut = PRR_PRODUCT_20; |
| 59 | #elif(RCAR_LSI_CUT == RCAR_CUT_30) |
| 60 | static const uint32_t prr_cut = PRR_PRODUCT_30; |
| 61 | #endif /* RCAR_LSI_CUT == RCAR_CUT_10 */ |
| 62 | #endif /* RCAR_LSI_CUT */ |
| 63 | #endif /* RCAR_LSI == RCAR_AUTO */ |
| 64 | #else /* RCAR_DDR_FIXED_LSI_TYPE */ |
| 65 | static uint32_t prr_product; |
| 66 | static uint32_t prr_cut; |
| 67 | #endif /* RCAR_DDR_FIXED_LSI_TYPE */ |
| 68 | |
| 69 | static const uint32_t *p_ddr_regdef_tbl; |
| 70 | static uint32_t brd_clk; |
| 71 | static uint32_t brd_clkdiv; |
| 72 | static uint32_t brd_clkdiva; |
| 73 | static uint32_t ddr_mbps; |
| 74 | static uint32_t ddr_mbpsdiv; |
| 75 | static uint32_t ddr_tccd; |
| 76 | static uint32_t ddr_phycaslice; |
| 77 | static const struct _boardcnf *board_cnf; |
| 78 | static uint32_t ddr_phyvalid; |
| 79 | static uint32_t ddr_density[DRAM_CH_CNT][CS_CNT]; |
| 80 | static uint32_t ch_have_this_cs[CS_CNT] __aligned(64); |
| 81 | static uint32_t rdqdm_dly[DRAM_CH_CNT][CSAB_CNT][SLICE_CNT * 2U][9U]; |
| 82 | static uint32_t max_density; |
| 83 | static uint32_t ddr0800_mul; |
| 84 | static uint32_t ddr_mul; |
| 85 | static uint32_t DDR_PHY_SLICE_REGSET_OFS; |
| 86 | static uint32_t DDR_PHY_ADR_V_REGSET_OFS; |
| 87 | static uint32_t DDR_PHY_ADR_I_REGSET_OFS; |
| 88 | static uint32_t DDR_PHY_ADR_G_REGSET_OFS; |
| 89 | static uint32_t DDR_PI_REGSET_OFS; |
| 90 | static uint32_t DDR_PHY_SLICE_REGSET_SIZE; |
| 91 | static uint32_t DDR_PHY_ADR_V_REGSET_SIZE; |
| 92 | static uint32_t DDR_PHY_ADR_I_REGSET_SIZE; |
| 93 | static uint32_t DDR_PHY_ADR_G_REGSET_SIZE; |
| 94 | static uint32_t DDR_PI_REGSET_SIZE; |
| 95 | static uint32_t DDR_PHY_SLICE_REGSET_NUM; |
| 96 | static uint32_t DDR_PHY_ADR_V_REGSET_NUM; |
| 97 | static uint32_t DDR_PHY_ADR_I_REGSET_NUM; |
| 98 | static uint32_t DDR_PHY_ADR_G_REGSET_NUM; |
| 99 | static uint32_t DDR_PI_REGSET_NUM; |
| 100 | static uint32_t DDR_PHY_ADR_I_NUM; |
| 101 | #define DDR_PHY_REGSET_MAX 128 |
| 102 | #define DDR_PI_REGSET_MAX 320 |
| 103 | static uint32_t _cnf_DDR_PHY_SLICE_REGSET[DDR_PHY_REGSET_MAX]; |
| 104 | static uint32_t _cnf_DDR_PHY_ADR_V_REGSET[DDR_PHY_REGSET_MAX]; |
| 105 | static uint32_t _cnf_DDR_PHY_ADR_I_REGSET[DDR_PHY_REGSET_MAX]; |
| 106 | static uint32_t _cnf_DDR_PHY_ADR_G_REGSET[DDR_PHY_REGSET_MAX]; |
| 107 | static uint32_t _cnf_DDR_PI_REGSET[DDR_PI_REGSET_MAX]; |
| 108 | static uint32_t pll3_mode; |
| 109 | static uint32_t loop_max; |
| 110 | #ifdef DDR_BACKUPMODE |
| 111 | uint32_t ddr_backup = DRAM_BOOT_STATUS_COLD; |
| 112 | /* #define DDR_BACKUPMODE_HALF */ /* for Half channel(ch0,1 only) */ |
| 113 | #endif |
| 114 | |
| 115 | #ifdef DDR_QOS_INIT_SETTING /* only for non qos_init */ |
| 116 | #define OPERATING_FREQ (400U) /* Mhz */ |
| 117 | #define BASE_SUB_SLOT_NUM (0x6U) |
| 118 | #define SUB_SLOT_CYCLE (0x7EU) /* 126 */ |
| 119 | #define QOSWT_WTSET0_CYCLE \ |
| 120 | ((SUB_SLOT_CYCLE * BASE_SUB_SLOT_NUM * 1000U) / \ |
| 121 | OPERATING_FREQ) /* unit:ns */ |
| 122 | |
| 123 | uint32_t get_refperiod(void) |
| 124 | { |
| 125 | return QOSWT_WTSET0_CYCLE; |
| 126 | } |
| 127 | #else /* DDR_QOS_INIT_SETTING */ |
| 128 | extern uint32_t get_refperiod(void); |
| 129 | #endif /* DDR_QOS_INIT_SETTING */ |
| 130 | |
| 131 | #define _reg_PHY_RX_CAL_X_NUM 11U |
| 132 | static const uint32_t _reg_PHY_RX_CAL_X[_reg_PHY_RX_CAL_X_NUM] = { |
| 133 | _reg_PHY_RX_CAL_DQ0, |
| 134 | _reg_PHY_RX_CAL_DQ1, |
| 135 | _reg_PHY_RX_CAL_DQ2, |
| 136 | _reg_PHY_RX_CAL_DQ3, |
| 137 | _reg_PHY_RX_CAL_DQ4, |
| 138 | _reg_PHY_RX_CAL_DQ5, |
| 139 | _reg_PHY_RX_CAL_DQ6, |
| 140 | _reg_PHY_RX_CAL_DQ7, |
| 141 | _reg_PHY_RX_CAL_DM, |
| 142 | _reg_PHY_RX_CAL_DQS, |
| 143 | _reg_PHY_RX_CAL_FDBK |
| 144 | }; |
| 145 | |
| 146 | #define _reg_PHY_CLK_WRX_SLAVE_DELAY_NUM 10U |
| 147 | static const uint32_t _reg_PHY_CLK_WRX_SLAVE_DELAY |
| 148 | [_reg_PHY_CLK_WRX_SLAVE_DELAY_NUM] = { |
| 149 | _reg_PHY_CLK_WRDQ0_SLAVE_DELAY, |
| 150 | _reg_PHY_CLK_WRDQ1_SLAVE_DELAY, |
| 151 | _reg_PHY_CLK_WRDQ2_SLAVE_DELAY, |
| 152 | _reg_PHY_CLK_WRDQ3_SLAVE_DELAY, |
| 153 | _reg_PHY_CLK_WRDQ4_SLAVE_DELAY, |
| 154 | _reg_PHY_CLK_WRDQ5_SLAVE_DELAY, |
| 155 | _reg_PHY_CLK_WRDQ6_SLAVE_DELAY, |
| 156 | _reg_PHY_CLK_WRDQ7_SLAVE_DELAY, |
| 157 | _reg_PHY_CLK_WRDM_SLAVE_DELAY, |
| 158 | _reg_PHY_CLK_WRDQS_SLAVE_DELAY |
| 159 | }; |
| 160 | |
| 161 | #define _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY_NUM 9U |
| 162 | static const uint32_t _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY |
| 163 | [_reg_PHY_RDDQS_X_FALL_SLAVE_DELAY_NUM] = { |
| 164 | _reg_PHY_RDDQS_DQ0_FALL_SLAVE_DELAY, |
| 165 | _reg_PHY_RDDQS_DQ1_FALL_SLAVE_DELAY, |
| 166 | _reg_PHY_RDDQS_DQ2_FALL_SLAVE_DELAY, |
| 167 | _reg_PHY_RDDQS_DQ3_FALL_SLAVE_DELAY, |
| 168 | _reg_PHY_RDDQS_DQ4_FALL_SLAVE_DELAY, |
| 169 | _reg_PHY_RDDQS_DQ5_FALL_SLAVE_DELAY, |
| 170 | _reg_PHY_RDDQS_DQ6_FALL_SLAVE_DELAY, |
| 171 | _reg_PHY_RDDQS_DQ7_FALL_SLAVE_DELAY, |
| 172 | _reg_PHY_RDDQS_DM_FALL_SLAVE_DELAY |
| 173 | }; |
| 174 | |
| 175 | #define _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY_NUM 9U |
| 176 | static const uint32_t _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY |
| 177 | [_reg_PHY_RDDQS_X_RISE_SLAVE_DELAY_NUM] = { |
| 178 | _reg_PHY_RDDQS_DQ0_RISE_SLAVE_DELAY, |
| 179 | _reg_PHY_RDDQS_DQ1_RISE_SLAVE_DELAY, |
| 180 | _reg_PHY_RDDQS_DQ2_RISE_SLAVE_DELAY, |
| 181 | _reg_PHY_RDDQS_DQ3_RISE_SLAVE_DELAY, |
| 182 | _reg_PHY_RDDQS_DQ4_RISE_SLAVE_DELAY, |
| 183 | _reg_PHY_RDDQS_DQ5_RISE_SLAVE_DELAY, |
| 184 | _reg_PHY_RDDQS_DQ6_RISE_SLAVE_DELAY, |
| 185 | _reg_PHY_RDDQS_DQ7_RISE_SLAVE_DELAY, |
| 186 | _reg_PHY_RDDQS_DM_RISE_SLAVE_DELAY |
| 187 | }; |
| 188 | |
| 189 | #define _reg_PHY_PAD_TERM_X_NUM 8U |
| 190 | static const uint32_t _reg_PHY_PAD_TERM_X[_reg_PHY_PAD_TERM_X_NUM] = { |
| 191 | _reg_PHY_PAD_FDBK_TERM, |
| 192 | _reg_PHY_PAD_DATA_TERM, |
| 193 | _reg_PHY_PAD_DQS_TERM, |
| 194 | _reg_PHY_PAD_ADDR_TERM, |
| 195 | _reg_PHY_PAD_CLK_TERM, |
| 196 | _reg_PHY_PAD_CKE_TERM, |
| 197 | _reg_PHY_PAD_RST_TERM, |
| 198 | _reg_PHY_PAD_CS_TERM |
| 199 | }; |
| 200 | |
| 201 | #define _reg_PHY_CLK_CACS_SLAVE_DELAY_X_NUM 10U |
| 202 | static const uint32_t _reg_PHY_CLK_CACS_SLAVE_DELAY_X |
| 203 | [_reg_PHY_CLK_CACS_SLAVE_DELAY_X_NUM] = { |
| 204 | _reg_PHY_ADR0_CLK_WR_SLAVE_DELAY, |
| 205 | _reg_PHY_ADR1_CLK_WR_SLAVE_DELAY, |
| 206 | _reg_PHY_ADR2_CLK_WR_SLAVE_DELAY, |
| 207 | _reg_PHY_ADR3_CLK_WR_SLAVE_DELAY, |
| 208 | _reg_PHY_ADR4_CLK_WR_SLAVE_DELAY, |
| 209 | _reg_PHY_ADR5_CLK_WR_SLAVE_DELAY, |
| 210 | |
| 211 | _reg_PHY_GRP_SLAVE_DELAY_0, |
| 212 | _reg_PHY_GRP_SLAVE_DELAY_1, |
| 213 | _reg_PHY_GRP_SLAVE_DELAY_2, |
| 214 | _reg_PHY_GRP_SLAVE_DELAY_3 |
| 215 | }; |
| 216 | |
| 217 | /* Prototypes */ |
| 218 | static inline uint32_t vch_nxt(uint32_t pos); |
| 219 | static void cpg_write_32(uint32_t a, uint32_t v); |
| 220 | static void pll3_control(uint32_t high); |
| 221 | static inline void dsb_sev(void); |
| 222 | static void wait_dbcmd(void); |
| 223 | static void send_dbcmd(uint32_t cmd); |
| 224 | static uint32_t reg_ddrphy_read(uint32_t phyno, uint32_t regadd); |
| 225 | static void reg_ddrphy_write(uint32_t phyno, uint32_t regadd, uint32_t regdata); |
| 226 | static void reg_ddrphy_write_a(uint32_t regadd, uint32_t regdata); |
| 227 | static inline uint32_t ddr_regdef(uint32_t _regdef); |
| 228 | static inline uint32_t ddr_regdef_adr(uint32_t _regdef); |
| 229 | static inline uint32_t ddr_regdef_lsb(uint32_t _regdef); |
| 230 | static void ddr_setval_s(uint32_t ch, uint32_t slice, uint32_t _regdef, |
| 231 | uint32_t val); |
| 232 | static uint32_t ddr_getval_s(uint32_t ch, uint32_t slice, uint32_t _regdef); |
| 233 | static void ddr_setval(uint32_t ch, uint32_t regdef, uint32_t val); |
| 234 | static void ddr_setval_ach_s(uint32_t slice, uint32_t regdef, uint32_t val); |
| 235 | static void ddr_setval_ach(uint32_t regdef, uint32_t val); |
| 236 | static void ddr_setval_ach_as(uint32_t regdef, uint32_t val); |
| 237 | static uint32_t ddr_getval(uint32_t ch, uint32_t regdef); |
| 238 | static uint32_t ddr_getval_ach(uint32_t regdef, uint32_t *p); |
| 239 | static uint32_t ddr_getval_ach_as(uint32_t regdef, uint32_t *p); |
| 240 | static void _tblcopy(uint32_t *to, const uint32_t *from, uint32_t size); |
| 241 | static void ddrtbl_setval(uint32_t *tbl, uint32_t _regdef, uint32_t val); |
| 242 | static uint32_t ddrtbl_getval(uint32_t *tbl, uint32_t _regdef); |
| 243 | static uint32_t ddrphy_regif_chk(void); |
| 244 | static inline void ddrphy_regif_idle(void); |
| 245 | static uint16_t _f_scale(uint32_t _ddr_mbps, uint32_t _ddr_mbpsdiv, uint32_t ps, |
| 246 | uint16_t cyc); |
| 247 | static void _f_scale_js2(uint32_t _ddr_mbps, uint32_t _ddr_mbpsdiv, |
| 248 | uint16_t *_js2); |
| 249 | static int16_t _f_scale_adj(int16_t ps); |
| 250 | static void ddrtbl_load(void); |
| 251 | static void ddr_config_sub(void); |
| 252 | static void ddr_config(void); |
| 253 | static void dbsc_regset(void); |
| 254 | static void dbsc_regset_post(void); |
| 255 | static uint32_t dfi_init_start(void); |
| 256 | static void change_lpddr4_en(uint32_t mode); |
| 257 | static uint32_t set_term_code(void); |
| 258 | static void ddr_register_set(void); |
| 259 | static inline uint32_t wait_freqchgreq(uint32_t assert); |
| 260 | static inline void set_freqchgack(uint32_t assert); |
| 261 | static inline void set_dfifrequency(uint32_t freq); |
| 262 | static uint32_t pll3_freq(uint32_t on); |
| 263 | static void update_dly(void); |
| 264 | static uint32_t pi_training_go(void); |
| 265 | static uint32_t init_ddr(void); |
| 266 | static uint32_t swlvl1(uint32_t ddr_csn, uint32_t reg_cs, uint32_t reg_kick); |
| 267 | static uint32_t wdqdm_man1(void); |
| 268 | static uint32_t wdqdm_man(void); |
| 269 | static uint32_t rdqdm_man1(void); |
| 270 | static uint32_t rdqdm_man(void); |
| 271 | |
| 272 | static int32_t _find_change(uint64_t val, uint32_t dir); |
| 273 | static uint32_t _rx_offset_cal_updn(uint32_t code); |
| 274 | static uint32_t rx_offset_cal(void); |
| 275 | static uint32_t rx_offset_cal_hw(void); |
| 276 | static void adjust_wpath_latency(void); |
| 277 | |
| 278 | struct ddrt_data { |
| 279 | int32_t init_temp; /* Initial Temperature (do) */ |
| 280 | uint32_t init_cal[4U]; /* Initial io-code (4 is for G2H) */ |
| 281 | uint32_t tcomp_cal[4U]; /* Temp. compensated io-code (4 is for G2H) */ |
| 282 | }; |
| 283 | |
| 284 | static struct ddrt_data tcal; |
| 285 | |
| 286 | static void pvtcode_update(void); |
| 287 | static void pvtcode_update2(void); |
| 288 | static void ddr_padcal_tcompensate_getinit(uint32_t override); |
| 289 | |
| 290 | #ifndef DDR_FAST_INIT |
| 291 | static uint32_t rdqdm_le[DRAM_CH_CNT][CS_CNT][SLICE_CNT * 2U][9U]; |
| 292 | static uint32_t rdqdm_te[DRAM_CH_CNT][CS_CNT][SLICE_CNT * 2U][9U]; |
| 293 | static uint32_t rdqdm_nw[DRAM_CH_CNT][CS_CNT][SLICE_CNT * 2U][9U]; |
| 294 | static uint32_t rdqdm_win[DRAM_CH_CNT][CS_CNT][SLICE_CNT]; |
| 295 | static uint32_t rdqdm_st[DRAM_CH_CNT][CS_CNT][SLICE_CNT * 2U]; |
| 296 | static void rdqdm_clr1(uint32_t ch, uint32_t ddr_csn); |
| 297 | static uint32_t rdqdm_ana1(uint32_t ch, uint32_t ddr_csn); |
| 298 | |
| 299 | static uint32_t wdqdm_le[DRAM_CH_CNT][CS_CNT][SLICE_CNT][9U]; |
| 300 | static uint32_t wdqdm_te[DRAM_CH_CNT][CS_CNT][SLICE_CNT][9U]; |
| 301 | static uint32_t wdqdm_dly[DRAM_CH_CNT][CS_CNT][SLICE_CNT][9U]; |
| 302 | static uint32_t wdqdm_st[DRAM_CH_CNT][CS_CNT][SLICE_CNT]; |
| 303 | static uint32_t wdqdm_win[DRAM_CH_CNT][CS_CNT][SLICE_CNT]; |
| 304 | static void wdqdm_clr1(uint32_t ch, uint32_t ddr_csn); |
| 305 | static uint32_t wdqdm_ana1(uint32_t ch, uint32_t ddr_csn); |
| 306 | #endif/* DDR_FAST_INIT */ |
| 307 | |
| 308 | /* macro for channel selection loop */ |
| 309 | static inline uint32_t vch_nxt(uint32_t pos) |
| 310 | { |
| 311 | uint32_t posn; |
| 312 | |
| 313 | for (posn = pos; posn < DRAM_CH_CNT; posn++) { |
| 314 | if ((ddr_phyvalid & (1U << posn)) != 0U) { |
| 315 | break; |
| 316 | } |
| 317 | } |
| 318 | return posn; |
| 319 | } |
| 320 | |
| 321 | #define foreach_vch(ch) \ |
| 322 | for (ch = vch_nxt(0U); ch < DRAM_CH_CNT; ch = vch_nxt(ch + 1U)) |
| 323 | |
| 324 | #define foreach_ech(ch) \ |
| 325 | for (ch = 0U; ch < DRAM_CH_CNT; ch++) |
| 326 | |
| 327 | /* Printing functions */ |
| 328 | #define MSG_LF(...) |
| 329 | |
| 330 | /* clock settings, reset control */ |
| 331 | static void cpg_write_32(uint32_t a, uint32_t v) |
| 332 | { |
| 333 | mmio_write_32(CPG_CPGWPR, ~v); |
| 334 | mmio_write_32(a, v); |
| 335 | } |
| 336 | |
| 337 | static void wait_for_pll3_status_bit_turned_on(void) |
| 338 | { |
| 339 | uint32_t data_l; |
| 340 | |
| 341 | do { |
| 342 | data_l = mmio_read_32(CPG_PLLECR); |
| 343 | } while ((data_l & CPG_PLLECR_PLL3ST_BIT) == 0); |
| 344 | dsb_sev(); |
| 345 | } |
| 346 | |
| 347 | static void pll3_control(uint32_t high) |
| 348 | { |
| 349 | uint32_t data_l, data_div, data_mul, tmp_div; |
| 350 | |
| 351 | if (high != 0U) { |
| 352 | tmp_div = 3999U * brd_clkdiv * (brd_clkdiva + 1U) / |
| 353 | (brd_clk * ddr_mul) / 2U; |
| 354 | data_mul = ((ddr_mul * tmp_div) - 1U) << 24U; |
| 355 | pll3_mode = 1U; |
| 356 | loop_max = 2U; |
| 357 | } else { |
| 358 | tmp_div = 3999U * brd_clkdiv * (brd_clkdiva + 1U) / |
| 359 | (brd_clk * ddr0800_mul) / 2U; |
| 360 | data_mul = ((ddr0800_mul * tmp_div) - 1U) << 24U; |
| 361 | pll3_mode = 0U; |
| 362 | loop_max = 8U; |
| 363 | } |
| 364 | |
| 365 | switch (tmp_div) { |
| 366 | case 1: |
| 367 | data_div = 0U; |
| 368 | break; |
| 369 | case 2: |
| 370 | case 3: |
| 371 | case 4: |
| 372 | data_div = tmp_div; |
| 373 | break; |
| 374 | default: |
| 375 | data_div = 6U; |
| 376 | data_mul = (data_mul * tmp_div) / 3U; |
| 377 | break; |
| 378 | } |
| 379 | data_mul = data_mul | (brd_clkdiva << 7); |
| 380 | |
| 381 | /* PLL3 disable */ |
| 382 | data_l = mmio_read_32(CPG_PLLECR) & ~CPG_PLLECR_PLL3E_BIT; |
| 383 | cpg_write_32(CPG_PLLECR, data_l); |
| 384 | dsb_sev(); |
| 385 | |
| 386 | if (prr_product == PRR_PRODUCT_M3) { |
| 387 | /* PLL3 DIV resetting(Lowest value:3) */ |
| 388 | data_l = 0x00030003U | (0xFF80FF80U & mmio_read_32(CPG_FRQCRD)); |
| 389 | cpg_write_32(CPG_FRQCRD, data_l); |
| 390 | dsb_sev(); |
| 391 | |
| 392 | /* zb3 clk stop */ |
| 393 | data_l = CPG_ZB3CKCR_ZB3ST_BIT | mmio_read_32(CPG_ZB3CKCR); |
| 394 | cpg_write_32(CPG_ZB3CKCR, data_l); |
| 395 | dsb_sev(); |
| 396 | |
| 397 | /* PLL3 enable */ |
| 398 | data_l = CPG_PLLECR_PLL3E_BIT | mmio_read_32(CPG_PLLECR); |
| 399 | cpg_write_32(CPG_PLLECR, data_l); |
| 400 | dsb_sev(); |
| 401 | |
| 402 | wait_for_pll3_status_bit_turned_on(); |
| 403 | |
| 404 | /* PLL3 DIV resetting (Highest value:0) */ |
| 405 | data_l = (0xFF80FF80U & mmio_read_32(CPG_FRQCRD)); |
| 406 | cpg_write_32(CPG_FRQCRD, data_l); |
| 407 | dsb_sev(); |
| 408 | |
| 409 | /* DIV SET KICK */ |
| 410 | data_l = CPG_FRQCRB_KICK_BIT | mmio_read_32(CPG_FRQCRB); |
| 411 | cpg_write_32(CPG_FRQCRB, data_l); |
| 412 | dsb_sev(); |
| 413 | |
| 414 | /* PLL3 multiplier set */ |
| 415 | cpg_write_32(CPG_PLL3CR, data_mul); |
| 416 | dsb_sev(); |
| 417 | |
| 418 | wait_for_pll3_status_bit_turned_on(); |
| 419 | |
| 420 | /* PLL3 DIV resetting(Target value) */ |
| 421 | data_l = (data_div << 16U) | data_div | |
| 422 | (mmio_read_32(CPG_FRQCRD) & 0xFF80FF80U); |
| 423 | cpg_write_32(CPG_FRQCRD, data_l); |
| 424 | dsb_sev(); |
| 425 | |
| 426 | /* DIV SET KICK */ |
| 427 | data_l = CPG_FRQCRB_KICK_BIT | mmio_read_32(CPG_FRQCRB); |
| 428 | cpg_write_32(CPG_FRQCRB, data_l); |
| 429 | dsb_sev(); |
| 430 | |
| 431 | wait_for_pll3_status_bit_turned_on(); |
| 432 | |
| 433 | /* zb3 clk start */ |
| 434 | data_l = (~CPG_ZB3CKCR_ZB3ST_BIT) & mmio_read_32(CPG_ZB3CKCR); |
| 435 | cpg_write_32(CPG_ZB3CKCR, data_l); |
| 436 | dsb_sev(); |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | /* barrier */ |
| 441 | static inline void dsb_sev(void) |
| 442 | { |
| 443 | __asm__ __volatile__("dsb sy"); |
| 444 | } |
| 445 | |
| 446 | /* DDR memory register access */ |
| 447 | static void wait_dbcmd(void) |
| 448 | { |
| 449 | uint32_t data_l; |
| 450 | /* dummy read */ |
| 451 | data_l = mmio_read_32(DBSC_DBCMD); |
| 452 | dsb_sev(); |
| 453 | while (true) { |
| 454 | /* wait DBCMD 1=busy, 0=ready */ |
| 455 | data_l = mmio_read_32(DBSC_DBWAIT); |
| 456 | dsb_sev(); |
| 457 | if ((data_l & 0x00000001U) == 0x00U) { |
| 458 | break; |
| 459 | } |
| 460 | } |
| 461 | } |
| 462 | |
| 463 | static void send_dbcmd(uint32_t cmd) |
| 464 | { |
| 465 | /* dummy read */ |
| 466 | wait_dbcmd(); |
| 467 | mmio_write_32(DBSC_DBCMD, cmd); |
| 468 | dsb_sev(); |
| 469 | } |
| 470 | |
| 471 | static void dbwait_loop(uint32_t wait_loop) |
| 472 | { |
| 473 | uint32_t i; |
| 474 | |
| 475 | for (i = 0U; i < wait_loop; i++) { |
| 476 | wait_dbcmd(); |
| 477 | } |
| 478 | } |
| 479 | |
| 480 | /* DDRPHY register access (raw) */ |
| 481 | static uint32_t reg_ddrphy_read(uint32_t phyno, uint32_t regadd) |
| 482 | { |
| 483 | uint32_t val; |
| 484 | uint32_t loop; |
| 485 | |
| 486 | val = 0U; |
| 487 | mmio_write_32(DBSC_DBPDRGA(phyno), regadd); |
| 488 | dsb_sev(); |
| 489 | |
| 490 | while (mmio_read_32(DBSC_DBPDRGA(phyno)) != regadd) { |
| 491 | dsb_sev(); |
| 492 | } |
| 493 | dsb_sev(); |
| 494 | |
| 495 | for (loop = 0U; loop < loop_max; loop++) { |
| 496 | val = mmio_read_32(DBSC_DBPDRGD(phyno)); |
| 497 | dsb_sev(); |
| 498 | } |
| 499 | |
| 500 | return val; |
| 501 | } |
| 502 | |
| 503 | static void reg_ddrphy_write(uint32_t phyno, uint32_t regadd, uint32_t regdata) |
| 504 | { |
| 505 | uint32_t loop; |
| 506 | |
| 507 | mmio_write_32(DBSC_DBPDRGA(phyno), regadd); |
| 508 | dsb_sev(); |
| 509 | for (loop = 0U; loop < loop_max; loop++) { |
| 510 | mmio_read_32(DBSC_DBPDRGA(phyno)); |
| 511 | dsb_sev(); |
| 512 | } |
| 513 | mmio_write_32(DBSC_DBPDRGD(phyno), regdata); |
| 514 | dsb_sev(); |
| 515 | |
| 516 | for (loop = 0U; loop < loop_max; loop++) { |
| 517 | mmio_read_32(DBSC_DBPDRGD(phyno)); |
| 518 | dsb_sev(); |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | static void reg_ddrphy_write_a(uint32_t regadd, uint32_t regdata) |
| 523 | { |
| 524 | uint32_t ch; |
| 525 | uint32_t loop; |
| 526 | |
| 527 | foreach_vch(ch) { |
| 528 | mmio_write_32(DBSC_DBPDRGA(ch), regadd); |
| 529 | dsb_sev(); |
| 530 | } |
| 531 | |
| 532 | foreach_vch(ch) { |
| 533 | mmio_write_32(DBSC_DBPDRGD(ch), regdata); |
| 534 | dsb_sev(); |
| 535 | } |
| 536 | |
| 537 | for (loop = 0U; loop < loop_max; loop++) { |
| 538 | mmio_read_32(DBSC_DBPDRGD(0)); |
| 539 | dsb_sev(); |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | static inline void ddrphy_regif_idle(void) |
| 544 | { |
| 545 | reg_ddrphy_read(0U, ddr_regdef_adr(_reg_PI_INT_STATUS)); |
| 546 | dsb_sev(); |
| 547 | } |
| 548 | |
| 549 | /* DDRPHY register access (field modify) */ |
| 550 | static inline uint32_t ddr_regdef(uint32_t _regdef) |
| 551 | { |
| 552 | return p_ddr_regdef_tbl[_regdef]; |
| 553 | } |
| 554 | |
| 555 | static inline uint32_t ddr_regdef_adr(uint32_t _regdef) |
| 556 | { |
| 557 | return DDR_REGDEF_ADR(p_ddr_regdef_tbl[_regdef]); |
| 558 | } |
| 559 | |
| 560 | static inline uint32_t ddr_regdef_lsb(uint32_t _regdef) |
| 561 | { |
| 562 | return DDR_REGDEF_LSB(p_ddr_regdef_tbl[_regdef]); |
| 563 | } |
| 564 | |
| 565 | static void ddr_setval_s(uint32_t ch, uint32_t slice, uint32_t _regdef, |
| 566 | uint32_t val) |
| 567 | { |
| 568 | uint32_t adr; |
| 569 | uint32_t lsb; |
| 570 | uint32_t len; |
| 571 | uint32_t msk; |
| 572 | uint32_t tmp; |
| 573 | uint32_t regdef; |
| 574 | |
| 575 | regdef = ddr_regdef(_regdef); |
| 576 | adr = DDR_REGDEF_ADR(regdef) + 0x80U * slice; |
| 577 | len = DDR_REGDEF_LEN(regdef); |
| 578 | lsb = DDR_REGDEF_LSB(regdef); |
| 579 | if (len == 0x20U) { |
| 580 | msk = 0xffffffffU; |
| 581 | } else { |
| 582 | msk = ((1U << len) - 1U) << lsb; |
| 583 | } |
| 584 | |
| 585 | tmp = reg_ddrphy_read(ch, adr); |
| 586 | tmp = (tmp & (~msk)) | ((val << lsb) & msk); |
| 587 | reg_ddrphy_write(ch, adr, tmp); |
| 588 | } |
| 589 | |
| 590 | static uint32_t ddr_getval_s(uint32_t ch, uint32_t slice, uint32_t _regdef) |
| 591 | { |
| 592 | uint32_t adr; |
| 593 | uint32_t lsb; |
| 594 | uint32_t len; |
| 595 | uint32_t msk; |
| 596 | uint32_t tmp; |
| 597 | uint32_t regdef; |
| 598 | |
| 599 | regdef = ddr_regdef(_regdef); |
| 600 | adr = DDR_REGDEF_ADR(regdef) + 0x80U * slice; |
| 601 | len = DDR_REGDEF_LEN(regdef); |
| 602 | lsb = DDR_REGDEF_LSB(regdef); |
| 603 | if (len == 0x20U) { |
| 604 | msk = 0xffffffffU; |
| 605 | } else { |
| 606 | msk = ((1U << len) - 1U); |
| 607 | } |
| 608 | |
| 609 | tmp = reg_ddrphy_read(ch, adr); |
| 610 | tmp = (tmp >> lsb) & msk; |
| 611 | |
| 612 | return tmp; |
| 613 | } |
| 614 | |
| 615 | static void ddr_setval(uint32_t ch, uint32_t regdef, uint32_t val) |
| 616 | { |
| 617 | ddr_setval_s(ch, 0U, regdef, val); |
| 618 | } |
| 619 | |
| 620 | static void ddr_setval_ach_s(uint32_t slice, uint32_t regdef, uint32_t val) |
| 621 | { |
| 622 | uint32_t ch; |
| 623 | |
| 624 | foreach_vch(ch) { |
| 625 | ddr_setval_s(ch, slice, regdef, val); |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | static void ddr_setval_ach(uint32_t regdef, uint32_t val) |
| 630 | { |
| 631 | ddr_setval_ach_s(0U, regdef, val); |
| 632 | } |
| 633 | |
| 634 | static void ddr_setval_ach_as(uint32_t regdef, uint32_t val) |
| 635 | { |
| 636 | uint32_t slice; |
| 637 | |
| 638 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 639 | ddr_setval_ach_s(slice, regdef, val); |
| 640 | } |
| 641 | } |
| 642 | |
| 643 | static uint32_t ddr_getval(uint32_t ch, uint32_t regdef) |
| 644 | { |
| 645 | return ddr_getval_s(ch, 0U, regdef); |
| 646 | } |
| 647 | |
| 648 | static uint32_t ddr_getval_ach(uint32_t regdef, uint32_t *p) |
| 649 | { |
| 650 | uint32_t ch; |
| 651 | |
| 652 | foreach_vch(ch) { |
| 653 | p[ch] = ddr_getval_s(ch, 0U, regdef); |
| 654 | } |
| 655 | return p[0U]; |
| 656 | } |
| 657 | |
| 658 | static uint32_t ddr_getval_ach_as(uint32_t regdef, uint32_t *p) |
| 659 | { |
| 660 | uint32_t ch, slice; |
| 661 | uint32_t *pp; |
| 662 | |
| 663 | pp = p; |
| 664 | foreach_vch(ch) { |
| 665 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 666 | *pp++ = ddr_getval_s(ch, slice, regdef); |
| 667 | } |
| 668 | } |
| 669 | return p[0U]; |
| 670 | } |
| 671 | |
| 672 | /* handling functions for setting ddrphy value table */ |
| 673 | static void _tblcopy(uint32_t *to, const uint32_t *from, uint32_t size) |
| 674 | { |
| 675 | uint32_t i; |
| 676 | |
| 677 | for (i = 0U; i < size; i++) { |
| 678 | to[i] = from[i]; |
| 679 | } |
| 680 | } |
| 681 | |
| 682 | static void ddrtbl_setval(uint32_t *tbl, uint32_t _regdef, uint32_t val) |
| 683 | { |
| 684 | uint32_t adr; |
| 685 | uint32_t lsb; |
| 686 | uint32_t len; |
| 687 | uint32_t msk; |
| 688 | uint32_t tmp; |
| 689 | uint32_t adrmsk; |
| 690 | uint32_t regdef; |
| 691 | |
| 692 | regdef = ddr_regdef(_regdef); |
| 693 | adr = DDR_REGDEF_ADR(regdef); |
| 694 | len = DDR_REGDEF_LEN(regdef); |
| 695 | lsb = DDR_REGDEF_LSB(regdef); |
| 696 | if (len == 0x20U) { |
| 697 | msk = 0xffffffffU; |
| 698 | } else { |
| 699 | msk = ((1U << len) - 1U) << lsb; |
| 700 | } |
| 701 | |
| 702 | if (adr < 0x400U) { |
| 703 | adrmsk = 0xffU; |
| 704 | } else { |
| 705 | adrmsk = 0x7fU; |
| 706 | } |
| 707 | |
| 708 | tmp = tbl[adr & adrmsk]; |
| 709 | tmp = (tmp & (~msk)) | ((val << lsb) & msk); |
| 710 | tbl[adr & adrmsk] = tmp; |
| 711 | } |
| 712 | |
| 713 | static uint32_t ddrtbl_getval(uint32_t *tbl, uint32_t _regdef) |
| 714 | { |
| 715 | uint32_t adr; |
| 716 | uint32_t lsb; |
| 717 | uint32_t len; |
| 718 | uint32_t msk; |
| 719 | uint32_t tmp; |
| 720 | uint32_t adrmsk; |
| 721 | uint32_t regdef; |
| 722 | |
| 723 | regdef = ddr_regdef(_regdef); |
| 724 | adr = DDR_REGDEF_ADR(regdef); |
| 725 | len = DDR_REGDEF_LEN(regdef); |
| 726 | lsb = DDR_REGDEF_LSB(regdef); |
| 727 | if (len == 0x20U) { |
| 728 | msk = 0xffffffffU; |
| 729 | } else { |
| 730 | msk = ((1U << len) - 1U); |
| 731 | } |
| 732 | |
| 733 | if (adr < 0x400U) { |
| 734 | adrmsk = 0xffU; |
| 735 | } else { |
| 736 | adrmsk = 0x7fU; |
| 737 | } |
| 738 | |
| 739 | tmp = tbl[adr & adrmsk]; |
| 740 | tmp = (tmp >> lsb) & msk; |
| 741 | |
| 742 | return tmp; |
| 743 | } |
| 744 | |
| 745 | /* DDRPHY register access handling */ |
| 746 | static uint32_t ddrphy_regif_chk(void) |
| 747 | { |
| 748 | uint32_t tmp_ach[DRAM_CH_CNT]; |
| 749 | uint32_t ch; |
| 750 | uint32_t err; |
| 751 | uint32_t PI_VERSION_CODE; |
| 752 | |
| 753 | if (prr_product == PRR_PRODUCT_M3) { |
| 754 | PI_VERSION_CODE = 0x2041U; /* G2M */ |
| 755 | } |
| 756 | |
| 757 | ddr_getval_ach(_reg_PI_VERSION, (uint32_t *)tmp_ach); |
| 758 | err = 0U; |
| 759 | foreach_vch(ch) { |
| 760 | if (tmp_ach[ch] != PI_VERSION_CODE) { |
| 761 | err = 1U; |
| 762 | } |
| 763 | } |
| 764 | return err; |
| 765 | } |
| 766 | |
| 767 | /* functions and parameters for timing setting */ |
| 768 | struct _jedec_spec1 { |
| 769 | uint16_t fx3; |
| 770 | uint8_t rlwodbi; |
| 771 | uint8_t rlwdbi; |
| 772 | uint8_t WL; |
| 773 | uint8_t nwr; |
| 774 | uint8_t nrtp; |
| 775 | uint8_t odtlon; |
| 776 | uint8_t MR1; |
| 777 | uint8_t MR2; |
| 778 | }; |
| 779 | |
| 780 | #define JS1_USABLEC_SPEC_LO 2U |
| 781 | #define JS1_USABLEC_SPEC_HI 5U |
| 782 | #define JS1_FREQ_TBL_NUM 8 |
| 783 | #define JS1_MR1(f) (0x04U | ((f) << 4U)) |
| 784 | #define JS1_MR2(f) (0x00U | ((f) << 3U) | (f)) |
| 785 | static const struct _jedec_spec1 js1[JS1_FREQ_TBL_NUM] = { |
| 786 | /* 533.333Mbps */ |
| 787 | { 800U, 6U, 6U, 4U, 6U, 8U, 0U, JS1_MR1(0U), JS1_MR2(0U) | 0x40U }, |
| 788 | /* 1066.666Mbps */ |
| 789 | { 1600U, 10U, 12U, 8U, 10U, 8U, 0U, JS1_MR1(1U), JS1_MR2(1U) | 0x40U }, |
| 790 | /* 1600.000Mbps */ |
| 791 | { 2400U, 14U, 16U, 12U, 16U, 8U, 6U, JS1_MR1(2U), JS1_MR2(2U) | 0x40U }, |
| 792 | /* 2133.333Mbps */ |
| 793 | { 3200U, 20U, 22U, 10U, 20U, 8U, 4U, JS1_MR1(3U), JS1_MR2(3U) }, |
| 794 | /* 2666.666Mbps */ |
| 795 | { 4000U, 24U, 28U, 12U, 24U, 10U, 4U, JS1_MR1(4U), JS1_MR2(4U) }, |
| 796 | /* 3200.000Mbps */ |
| 797 | { 4800U, 28U, 32U, 14U, 30U, 12U, 6U, JS1_MR1(5U), JS1_MR2(5U) }, |
| 798 | /* 3733.333Mbps */ |
| 799 | { 5600U, 32U, 36U, 16U, 34U, 14U, 6U, JS1_MR1(6U), JS1_MR2(6U) }, |
| 800 | /* 4266.666Mbps */ |
| 801 | { 6400U, 36U, 40U, 18U, 40U, 16U, 8U, JS1_MR1(7U), JS1_MR2(7U) } |
| 802 | }; |
| 803 | |
| 804 | struct _jedec_spec2 { |
| 805 | uint16_t ps; |
| 806 | uint16_t cyc; |
| 807 | }; |
| 808 | |
| 809 | #define js2_tsr 0 |
| 810 | #define js2_txp 1 |
| 811 | #define js2_trtp 2 |
| 812 | #define js2_trcd 3 |
| 813 | #define js2_trppb 4 |
| 814 | #define js2_trpab 5 |
| 815 | #define js2_tras 6 |
| 816 | #define js2_twr 7 |
| 817 | #define js2_twtr 8 |
| 818 | #define js2_trrd 9 |
| 819 | #define js2_tppd 10 |
| 820 | #define js2_tfaw 11 |
| 821 | #define js2_tdqsck 12 |
| 822 | #define js2_tckehcmd 13 |
| 823 | #define js2_tckelcmd 14 |
| 824 | #define js2_tckelpd 15 |
| 825 | #define js2_tmrr 16 |
| 826 | #define js2_tmrw 17 |
| 827 | #define js2_tmrd 18 |
| 828 | #define js2_tzqcalns 19 |
| 829 | #define js2_tzqlat 20 |
| 830 | #define js2_tiedly 21 |
| 831 | #define js2_tODTon_min 22 |
| 832 | #define JS2_TBLCNT 23 |
| 833 | |
| 834 | #define js2_trcpb (JS2_TBLCNT) |
| 835 | #define js2_trcab (JS2_TBLCNT + 1) |
| 836 | #define js2_trfcab (JS2_TBLCNT + 2) |
| 837 | #define JS2_CNT (JS2_TBLCNT + 3) |
| 838 | |
| 839 | #ifndef JS2_DERATE |
| 840 | #define JS2_DERATE 0 |
| 841 | #endif |
| 842 | static const struct _jedec_spec2 jedec_spec2[2][JS2_TBLCNT] = { |
| 843 | { |
| 844 | /* tSR */ { 15000, 3 }, |
| 845 | /* tXP */ { 7500, 3 }, |
| 846 | /* tRTP */ { 7500, 8 }, |
| 847 | /* tRCD */ { 18000, 4 }, |
| 848 | /* tRPpb */ { 18000, 3 }, |
| 849 | /* tRPab */ { 21000, 3 }, |
| 850 | /* tRAS */ { 42000, 3 }, |
| 851 | /* tWR */ { 18000, 4 }, |
| 852 | /* tWTR */ { 10000, 8 }, |
| 853 | /* tRRD */ { 10000, 4 }, |
| 854 | /* tPPD */ { 0, 0 }, |
| 855 | /* tFAW */ { 40000, 0 }, |
| 856 | /* tDQSCK */ { 3500, 0 }, |
| 857 | /* tCKEHCMD */ { 7500, 3 }, |
| 858 | /* tCKELCMD */ { 7500, 3 }, |
| 859 | /* tCKELPD */ { 7500, 3 }, |
| 860 | /* tMRR */ { 0, 8 }, |
| 861 | /* tMRW */ { 10000, 10 }, |
| 862 | /* tMRD */ { 14000, 10 }, |
| 863 | /* tZQCALns */ { 1000 * 10, 0 }, |
| 864 | /* tZQLAT */ { 30000, 10 }, |
| 865 | /* tIEdly */ { 12500, 0 }, |
| 866 | /* tODTon_min */{ 1500, 0 } |
| 867 | }, { |
| 868 | /* tSR */ { 15000, 3 }, |
| 869 | /* tXP */ { 7500, 3 }, |
| 870 | /* tRTP */ { 7500, 8 }, |
| 871 | /* tRCD */ { 19875, 4 }, |
| 872 | /* tRPpb */ { 19875, 3 }, |
| 873 | /* tRPab */ { 22875, 3 }, |
| 874 | /* tRAS */ { 43875, 3 }, |
| 875 | /* tWR */ { 18000, 4 }, |
| 876 | /* tWTR */ { 10000, 8 }, |
| 877 | /* tRRD */ { 11875, 4 }, |
| 878 | /* tPPD */ { 0, 0 }, |
| 879 | /* tFAW */ { 40000, 0 }, |
| 880 | /* tDQSCK */ { 3600, 0 }, |
| 881 | /* tCKEHCMD */ { 7500, 3 }, |
| 882 | /* tCKELCMD */ { 7500, 3 }, |
| 883 | /* tCKELPD */ { 7500, 3 }, |
| 884 | /* tMRR */ { 0, 8 }, |
| 885 | /* tMRW */ { 10000, 10 }, |
| 886 | /* tMRD */ { 14000, 10 }, |
| 887 | /* tZQCALns */ { 1000 * 10, 0 }, |
| 888 | /* tZQLAT */ { 30000, 10 }, |
| 889 | /* tIEdly */ { 12500, 0 }, |
| 890 | /* tODTon_min */{ 1500, 0 } |
| 891 | } |
| 892 | }; |
| 893 | |
| 894 | static const uint16_t jedec_spec2_trfc_ab[7] = { |
| 895 | /* 4Gb, 6Gb, 8Gb, 12Gb, 16Gb, 24Gb(non), 32Gb(non) */ |
| 896 | 130U, 180U, 180U, 280U, 280U, 560U, 560U |
| 897 | }; |
| 898 | |
| 899 | static uint32_t js1_ind; |
| 900 | static uint16_t js2[JS2_CNT]; |
| 901 | static uint8_t RL; |
| 902 | static uint8_t WL; |
| 903 | |
| 904 | static uint16_t _f_scale(uint32_t _ddr_mbps, uint32_t _ddr_mbpsdiv, uint32_t ps, |
| 905 | uint16_t cyc) |
| 906 | { |
| 907 | uint16_t ret = cyc; |
| 908 | uint32_t tmp; |
| 909 | uint32_t div; |
| 910 | |
| 911 | tmp = (((uint32_t)(ps) + 9U) / 10U) * _ddr_mbps; |
| 912 | div = tmp / (200000U * _ddr_mbpsdiv); |
| 913 | if (tmp != (div * 200000U * _ddr_mbpsdiv)) { |
| 914 | div = div + 1U; |
| 915 | } |
| 916 | |
| 917 | if (div > cyc) { |
| 918 | ret = (uint16_t)div; |
| 919 | } |
| 920 | |
| 921 | return ret; |
| 922 | } |
| 923 | |
| 924 | static void _f_scale_js2(uint32_t _ddr_mbps, uint32_t _ddr_mbpsdiv, |
| 925 | uint16_t *_js2) |
| 926 | { |
| 927 | int i; |
| 928 | |
| 929 | for (i = 0; i < JS2_TBLCNT; i++) { |
| 930 | _js2[i] = _f_scale(_ddr_mbps, _ddr_mbpsdiv, |
| 931 | jedec_spec2[JS2_DERATE][i].ps, |
| 932 | jedec_spec2[JS2_DERATE][i].cyc); |
| 933 | } |
| 934 | |
| 935 | _js2[js2_trcpb] = _js2[js2_tras] + _js2[js2_trppb]; |
| 936 | _js2[js2_trcab] = _js2[js2_tras] + _js2[js2_trpab]; |
| 937 | } |
| 938 | |
| 939 | /* scaler for DELAY value */ |
| 940 | static int16_t _f_scale_adj(int16_t ps) |
| 941 | { |
| 942 | int32_t tmp; |
| 943 | /* |
| 944 | * tmp = (int32_t)512 * ps * ddr_mbps /2 / ddr_mbpsdiv / 1000 / 1000; |
| 945 | * = ps * ddr_mbps /2 / ddr_mbpsdiv *512 / 8 / 8 / 125 / 125 |
| 946 | * = ps * ddr_mbps / ddr_mbpsdiv *4 / 125 / 125 |
| 947 | */ |
| 948 | tmp = (int32_t)4 * (int32_t)ps * (int32_t)ddr_mbps / |
| 949 | (int32_t)ddr_mbpsdiv; |
| 950 | tmp = (int32_t)tmp / (int32_t)15625; |
| 951 | |
| 952 | return (int16_t)tmp; |
| 953 | } |
| 954 | |
| 955 | static const uint32_t reg_pi_mr1_data_fx_csx[2U][CSAB_CNT] = { |
| 956 | { |
| 957 | _reg_PI_MR1_DATA_F0_0, |
| 958 | _reg_PI_MR1_DATA_F0_1, |
| 959 | _reg_PI_MR1_DATA_F0_2, |
| 960 | _reg_PI_MR1_DATA_F0_3}, |
| 961 | { |
| 962 | _reg_PI_MR1_DATA_F1_0, |
| 963 | _reg_PI_MR1_DATA_F1_1, |
| 964 | _reg_PI_MR1_DATA_F1_2, |
| 965 | _reg_PI_MR1_DATA_F1_3} |
| 966 | }; |
| 967 | |
| 968 | static const uint32_t reg_pi_mr2_data_fx_csx[2U][CSAB_CNT] = { |
| 969 | { |
| 970 | _reg_PI_MR2_DATA_F0_0, |
| 971 | _reg_PI_MR2_DATA_F0_1, |
| 972 | _reg_PI_MR2_DATA_F0_2, |
| 973 | _reg_PI_MR2_DATA_F0_3}, |
| 974 | { |
| 975 | _reg_PI_MR2_DATA_F1_0, |
| 976 | _reg_PI_MR2_DATA_F1_1, |
| 977 | _reg_PI_MR2_DATA_F1_2, |
| 978 | _reg_PI_MR2_DATA_F1_3} |
| 979 | }; |
| 980 | |
| 981 | static const uint32_t reg_pi_mr3_data_fx_csx[2U][CSAB_CNT] = { |
| 982 | { |
| 983 | _reg_PI_MR3_DATA_F0_0, |
| 984 | _reg_PI_MR3_DATA_F0_1, |
| 985 | _reg_PI_MR3_DATA_F0_2, |
| 986 | _reg_PI_MR3_DATA_F0_3}, |
| 987 | { |
| 988 | _reg_PI_MR3_DATA_F1_0, |
| 989 | _reg_PI_MR3_DATA_F1_1, |
| 990 | _reg_PI_MR3_DATA_F1_2, |
| 991 | _reg_PI_MR3_DATA_F1_3} |
| 992 | }; |
| 993 | |
| 994 | static const uint32_t reg_pi_mr11_data_fx_csx[2U][CSAB_CNT] = { |
| 995 | { |
| 996 | _reg_PI_MR11_DATA_F0_0, |
| 997 | _reg_PI_MR11_DATA_F0_1, |
| 998 | _reg_PI_MR11_DATA_F0_2, |
| 999 | _reg_PI_MR11_DATA_F0_3}, |
| 1000 | { |
| 1001 | _reg_PI_MR11_DATA_F1_0, |
| 1002 | _reg_PI_MR11_DATA_F1_1, |
| 1003 | _reg_PI_MR11_DATA_F1_2, |
| 1004 | _reg_PI_MR11_DATA_F1_3} |
| 1005 | }; |
| 1006 | |
| 1007 | static const uint32_t reg_pi_mr12_data_fx_csx[2U][CSAB_CNT] = { |
| 1008 | { |
| 1009 | _reg_PI_MR12_DATA_F0_0, |
| 1010 | _reg_PI_MR12_DATA_F0_1, |
| 1011 | _reg_PI_MR12_DATA_F0_2, |
| 1012 | _reg_PI_MR12_DATA_F0_3}, |
| 1013 | { |
| 1014 | _reg_PI_MR12_DATA_F1_0, |
| 1015 | _reg_PI_MR12_DATA_F1_1, |
| 1016 | _reg_PI_MR12_DATA_F1_2, |
| 1017 | _reg_PI_MR12_DATA_F1_3} |
| 1018 | }; |
| 1019 | |
| 1020 | static const uint32_t reg_pi_mr14_data_fx_csx[2U][CSAB_CNT] = { |
| 1021 | { |
| 1022 | _reg_PI_MR14_DATA_F0_0, |
| 1023 | _reg_PI_MR14_DATA_F0_1, |
| 1024 | _reg_PI_MR14_DATA_F0_2, |
| 1025 | _reg_PI_MR14_DATA_F0_3}, |
| 1026 | { |
| 1027 | _reg_PI_MR14_DATA_F1_0, |
| 1028 | _reg_PI_MR14_DATA_F1_1, |
| 1029 | _reg_PI_MR14_DATA_F1_2, |
| 1030 | _reg_PI_MR14_DATA_F1_3} |
| 1031 | }; |
| 1032 | |
| 1033 | /* |
| 1034 | * regif pll w/a ( REGIF G2M WA ) |
| 1035 | */ |
| 1036 | static void regif_pll_wa(void) |
| 1037 | { |
| 1038 | uint32_t ch; |
| 1039 | uint32_t reg_ofs; |
| 1040 | |
| 1041 | /* PLL setting for PHY : G2M */ |
| 1042 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_PLL_WAIT), |
| 1043 | (0x5064U << |
| 1044 | ddr_regdef_lsb(_reg_PHY_PLL_WAIT))); |
| 1045 | |
| 1046 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_PLL_CTRL), |
| 1047 | (ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1048 | _reg_PHY_PLL_CTRL_TOP) << 16) | |
| 1049 | ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1050 | _reg_PHY_PLL_CTRL)); |
| 1051 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_PLL_CTRL_CA), |
| 1052 | ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1053 | _reg_PHY_PLL_CTRL_CA)); |
| 1054 | |
| 1055 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_LP4_BOOT_PLL_CTRL), |
| 1056 | (ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1057 | _reg_PHY_LP4_BOOT_PLL_CTRL_CA) << 16) | |
| 1058 | ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1059 | _reg_PHY_LP4_BOOT_PLL_CTRL)); |
| 1060 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_LP4_BOOT_TOP_PLL_CTRL), |
| 1061 | ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1062 | _reg_PHY_LP4_BOOT_TOP_PLL_CTRL)); |
| 1063 | |
| 1064 | reg_ofs = ddr_regdef_adr(_reg_PHY_LPDDR3_CS) - DDR_PHY_ADR_G_REGSET_OFS; |
| 1065 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_LPDDR3_CS), |
| 1066 | _cnf_DDR_PHY_ADR_G_REGSET[reg_ofs]); |
| 1067 | |
| 1068 | /* protect register interface */ |
| 1069 | ddrphy_regif_idle(); |
| 1070 | pll3_control(0U); |
| 1071 | |
| 1072 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_DLL_RST_EN), |
| 1073 | (0x01U << ddr_regdef_lsb(_reg_PHY_DLL_RST_EN))); |
| 1074 | ddrphy_regif_idle(); |
| 1075 | |
| 1076 | /* |
| 1077 | * init start |
| 1078 | * dbdficnt0: |
| 1079 | * dfi_dram_clk_disable=1 |
| 1080 | * dfi_frequency = 0 |
| 1081 | * freq_ratio = 01 (2:1) |
| 1082 | * init_start =0 |
| 1083 | */ |
| 1084 | foreach_vch(ch) { |
| 1085 | mmio_write_32(DBSC_DBDFICNT(ch), 0x00000F10U); |
| 1086 | } |
| 1087 | dsb_sev(); |
| 1088 | |
| 1089 | /* |
| 1090 | * dbdficnt0: |
| 1091 | * dfi_dram_clk_disable=1 |
| 1092 | * dfi_frequency = 0 |
| 1093 | * freq_ratio = 01 (2:1) |
| 1094 | * init_start =1 |
| 1095 | */ |
| 1096 | foreach_vch(ch) { |
| 1097 | mmio_write_32(DBSC_DBDFICNT(ch), 0x00000F11U); |
| 1098 | } |
| 1099 | dsb_sev(); |
| 1100 | |
| 1101 | foreach_ech(ch) { |
| 1102 | if ((board_cnf->phyvalid & BIT(ch)) != 0U) { |
| 1103 | while ((mmio_read_32(DBSC_PLL_LOCK(ch)) & 0x1fU) != 0x1fU) { |
| 1104 | } |
| 1105 | } |
| 1106 | } |
| 1107 | dsb_sev(); |
| 1108 | } |
| 1109 | |
| 1110 | /* load table data into DDR registers */ |
| 1111 | static void ddrtbl_load(void) |
| 1112 | { |
| 1113 | uint32_t i; |
| 1114 | uint32_t slice; |
| 1115 | uint32_t csab; |
| 1116 | uint32_t adr; |
| 1117 | uint32_t data_l; |
| 1118 | uint32_t tmp[3]; |
| 1119 | uint16_t dataS; |
| 1120 | |
| 1121 | /* |
| 1122 | * TIMING REGISTERS |
| 1123 | * search jedec_spec1 index |
| 1124 | */ |
| 1125 | for (i = JS1_USABLEC_SPEC_LO; i < (uint32_t)JS1_FREQ_TBL_NUM - 1U; i++) { |
| 1126 | if ((js1[i].fx3 * 2U * ddr_mbpsdiv >= ddr_mbps * 3U) != 0U) { |
| 1127 | break; |
| 1128 | } |
| 1129 | } |
| 1130 | if (i > JS1_USABLEC_SPEC_HI) { |
| 1131 | js1_ind = JS1_USABLEC_SPEC_HI; |
| 1132 | } else { |
| 1133 | js1_ind = i; |
| 1134 | } |
| 1135 | |
| 1136 | if (board_cnf->dbi_en != 0U) { |
| 1137 | RL = js1[js1_ind].rlwdbi; |
| 1138 | } else { |
| 1139 | RL = js1[js1_ind].rlwodbi; |
| 1140 | } |
| 1141 | |
| 1142 | WL = js1[js1_ind].WL; |
| 1143 | |
| 1144 | /* calculate jedec_spec2 */ |
| 1145 | _f_scale_js2(ddr_mbps, ddr_mbpsdiv, js2); |
| 1146 | |
| 1147 | /* PREPARE TBL */ |
| 1148 | if (prr_product == PRR_PRODUCT_M3) { |
| 1149 | /* G2M */ |
| 1150 | _tblcopy(_cnf_DDR_PHY_SLICE_REGSET, |
| 1151 | DDR_PHY_SLICE_REGSET_G2M, DDR_PHY_SLICE_REGSET_NUM_G2M); |
| 1152 | _tblcopy(_cnf_DDR_PHY_ADR_V_REGSET, |
| 1153 | DDR_PHY_ADR_V_REGSET_G2M, DDR_PHY_ADR_V_REGSET_NUM_G2M); |
| 1154 | _tblcopy(_cnf_DDR_PHY_ADR_I_REGSET, |
| 1155 | DDR_PHY_ADR_I_REGSET_G2M, DDR_PHY_ADR_I_REGSET_NUM_G2M); |
| 1156 | _tblcopy(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1157 | DDR_PHY_ADR_G_REGSET_G2M, DDR_PHY_ADR_G_REGSET_NUM_G2M); |
| 1158 | _tblcopy(_cnf_DDR_PI_REGSET, |
| 1159 | DDR_PI_REGSET_G2M, DDR_PI_REGSET_NUM_G2M); |
| 1160 | |
| 1161 | DDR_PHY_SLICE_REGSET_OFS = DDR_PHY_SLICE_REGSET_OFS_G2M; |
| 1162 | DDR_PHY_ADR_V_REGSET_OFS = DDR_PHY_ADR_V_REGSET_OFS_G2M; |
| 1163 | DDR_PHY_ADR_I_REGSET_OFS = DDR_PHY_ADR_I_REGSET_OFS_G2M; |
| 1164 | DDR_PHY_ADR_G_REGSET_OFS = DDR_PHY_ADR_G_REGSET_OFS_G2M; |
| 1165 | DDR_PI_REGSET_OFS = DDR_PI_REGSET_OFS_G2M; |
| 1166 | DDR_PHY_SLICE_REGSET_SIZE = DDR_PHY_SLICE_REGSET_SIZE_G2M; |
| 1167 | DDR_PHY_ADR_V_REGSET_SIZE = DDR_PHY_ADR_V_REGSET_SIZE_G2M; |
| 1168 | DDR_PHY_ADR_I_REGSET_SIZE = DDR_PHY_ADR_I_REGSET_SIZE_G2M; |
| 1169 | DDR_PHY_ADR_G_REGSET_SIZE = DDR_PHY_ADR_G_REGSET_SIZE_G2M; |
| 1170 | DDR_PI_REGSET_SIZE = DDR_PI_REGSET_SIZE_G2M; |
| 1171 | DDR_PHY_SLICE_REGSET_NUM = DDR_PHY_SLICE_REGSET_NUM_G2M; |
| 1172 | DDR_PHY_ADR_V_REGSET_NUM = DDR_PHY_ADR_V_REGSET_NUM_G2M; |
| 1173 | DDR_PHY_ADR_I_REGSET_NUM = DDR_PHY_ADR_I_REGSET_NUM_G2M; |
| 1174 | DDR_PHY_ADR_G_REGSET_NUM = DDR_PHY_ADR_G_REGSET_NUM_G2M; |
| 1175 | DDR_PI_REGSET_NUM = DDR_PI_REGSET_NUM_G2M; |
| 1176 | |
| 1177 | DDR_PHY_ADR_I_NUM = 2U; |
| 1178 | } |
| 1179 | |
| 1180 | /* on fly gate adjust */ |
| 1181 | if ((prr_product == PRR_PRODUCT_M3) && (prr_cut == PRR_PRODUCT_10)) { |
| 1182 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, |
| 1183 | _reg_ON_FLY_GATE_ADJUST_EN, 0x00); |
| 1184 | } |
| 1185 | |
| 1186 | /* Adjust PI parameters */ |
| 1187 | #ifdef _def_LPDDR4_ODT |
| 1188 | for (i = 0U; i < 2U; i++) { |
| 1189 | for (csab = 0U; csab < CSAB_CNT; csab++) { |
| 1190 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1191 | reg_pi_mr11_data_fx_csx[i][csab], |
| 1192 | _def_LPDDR4_ODT); |
| 1193 | } |
| 1194 | } |
| 1195 | #endif /* _def_LPDDR4_ODT */ |
| 1196 | |
| 1197 | #ifdef _def_LPDDR4_VREFCA |
| 1198 | for (i = 0U; i < 2U; i++) { |
| 1199 | for (csab = 0U; csab < CSAB_CNT; csab++) { |
| 1200 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1201 | reg_pi_mr12_data_fx_csx[i][csab], |
| 1202 | _def_LPDDR4_VREFCA); |
| 1203 | } |
| 1204 | } |
| 1205 | #endif /* _def_LPDDR4_VREFCA */ |
| 1206 | |
| 1207 | if ((js2[js2_tiedly]) >= 0x0eU) { |
| 1208 | dataS = 0x0eU; |
| 1209 | } else { |
| 1210 | dataS = js2[js2_tiedly]; |
| 1211 | } |
| 1212 | |
| 1213 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_RDDATA_EN_DLY, dataS); |
| 1214 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_RDDATA_EN_TSEL_DLY, |
| 1215 | (dataS - 2U)); |
| 1216 | ddrtbl_setval(_cnf_DDR_PI_REGSET, _reg_PI_RDLAT_ADJ_F1, RL - dataS); |
| 1217 | |
| 1218 | if (ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_WRITE_PATH_LAT_ADD) != 0U) { |
| 1219 | data_l = WL - 1U; |
| 1220 | } else { |
| 1221 | data_l = WL; |
| 1222 | } |
| 1223 | ddrtbl_setval(_cnf_DDR_PI_REGSET, _reg_PI_WRLAT_ADJ_F1, data_l - 2U); |
| 1224 | ddrtbl_setval(_cnf_DDR_PI_REGSET, _reg_PI_WRLAT_F1, data_l); |
| 1225 | |
| 1226 | if (board_cnf->dbi_en != 0U) { |
| 1227 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_DBI_MODE, |
| 1228 | 0x01U); |
| 1229 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, |
| 1230 | _reg_PHY_WDQLVL_DATADM_MASK, 0x000U); |
| 1231 | } else { |
| 1232 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_DBI_MODE, |
| 1233 | 0x00U); |
| 1234 | ddrtbl_setval(_cnf_DDR_PHY_SLICE_REGSET, |
| 1235 | _reg_PHY_WDQLVL_DATADM_MASK, 0x100U); |
| 1236 | } |
| 1237 | |
| 1238 | tmp[0] = js1[js1_ind].MR1; |
| 1239 | tmp[1] = js1[js1_ind].MR2; |
| 1240 | data_l = ddrtbl_getval(_cnf_DDR_PI_REGSET, _reg_PI_MR3_DATA_F1_0); |
| 1241 | if (board_cnf->dbi_en != 0U) { |
| 1242 | tmp[2] = data_l | 0xc0U; |
| 1243 | } else { |
| 1244 | tmp[2] = data_l & (~0xc0U); |
| 1245 | } |
| 1246 | |
| 1247 | for (i = 0U; i < 2U; i++) { |
| 1248 | for (csab = 0U; csab < CSAB_CNT; csab++) { |
| 1249 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1250 | reg_pi_mr1_data_fx_csx[i][csab], tmp[0]); |
| 1251 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1252 | reg_pi_mr2_data_fx_csx[i][csab], tmp[1]); |
| 1253 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1254 | reg_pi_mr3_data_fx_csx[i][csab], tmp[2]); |
| 1255 | } |
| 1256 | } |
| 1257 | |
| 1258 | /* DDRPHY INT START */ |
| 1259 | regif_pll_wa(); |
| 1260 | dbwait_loop(5U); |
| 1261 | |
| 1262 | /* FREQ_SEL_MULTICAST & PER_CS_TRAINING_MULTICAST SET (for safety) */ |
| 1263 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_FREQ_SEL_MULTICAST_EN), |
| 1264 | BIT(ddr_regdef_lsb(_reg_PHY_FREQ_SEL_MULTICAST_EN))); |
| 1265 | ddr_setval_ach_as(_reg_PHY_PER_CS_TRAINING_MULTICAST_EN, 0x01U); |
| 1266 | |
| 1267 | /* SET DATA SLICE TABLE */ |
| 1268 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1269 | adr = |
| 1270 | DDR_PHY_SLICE_REGSET_OFS + |
| 1271 | DDR_PHY_SLICE_REGSET_SIZE * slice; |
| 1272 | for (i = 0U; i < DDR_PHY_SLICE_REGSET_NUM; i++) { |
| 1273 | reg_ddrphy_write_a(adr + i, |
| 1274 | _cnf_DDR_PHY_SLICE_REGSET[i]); |
| 1275 | } |
| 1276 | } |
| 1277 | |
| 1278 | /* SET ADR SLICE TABLE */ |
| 1279 | adr = DDR_PHY_ADR_V_REGSET_OFS; |
| 1280 | for (i = 0U; i < DDR_PHY_ADR_V_REGSET_NUM; i++) { |
| 1281 | reg_ddrphy_write_a(adr + i, _cnf_DDR_PHY_ADR_V_REGSET[i]); |
| 1282 | } |
| 1283 | |
| 1284 | if ((prr_product == PRR_PRODUCT_M3) && |
| 1285 | ((0x00ffffffU & (uint32_t)((board_cnf->ch[0].ca_swap) >> 40U)) |
| 1286 | != 0x00U)) { |
| 1287 | adr = DDR_PHY_ADR_I_REGSET_OFS + DDR_PHY_ADR_I_REGSET_SIZE; |
| 1288 | for (i = 0U; i < DDR_PHY_ADR_V_REGSET_NUM; i++) { |
| 1289 | reg_ddrphy_write_a(adr + i, |
| 1290 | _cnf_DDR_PHY_ADR_V_REGSET[i]); |
| 1291 | } |
| 1292 | ddrtbl_setval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 1293 | _reg_PHY_ADR_DISABLE, 0x02); |
| 1294 | DDR_PHY_ADR_I_NUM -= 1U; |
| 1295 | ddr_phycaslice = 1U; |
| 1296 | |
| 1297 | #ifndef _def_LPDDR4_ODT |
| 1298 | for (i = 0U; i < 2U; i++) { |
| 1299 | for (csab = 0U; csab < CSAB_CNT; csab++) { |
| 1300 | ddrtbl_setval(_cnf_DDR_PI_REGSET, |
| 1301 | reg_pi_mr11_data_fx_csx[i][csab], |
| 1302 | 0x66); |
| 1303 | } |
| 1304 | } |
| 1305 | #endif/* _def_LPDDR4_ODT */ |
| 1306 | } else { |
| 1307 | ddr_phycaslice = 0U; |
| 1308 | } |
| 1309 | |
| 1310 | if (DDR_PHY_ADR_I_NUM > 0U) { |
| 1311 | for (slice = 0U; slice < DDR_PHY_ADR_I_NUM; slice++) { |
| 1312 | adr = |
| 1313 | DDR_PHY_ADR_I_REGSET_OFS + |
| 1314 | DDR_PHY_ADR_I_REGSET_SIZE * slice; |
| 1315 | for (i = 0U; i < DDR_PHY_ADR_I_REGSET_NUM; i++) { |
| 1316 | reg_ddrphy_write_a(adr + i, |
| 1317 | _cnf_DDR_PHY_ADR_I_REGSET |
| 1318 | [i]); |
| 1319 | } |
| 1320 | } |
| 1321 | } |
| 1322 | |
| 1323 | /* SET ADRCTRL SLICE TABLE */ |
| 1324 | adr = DDR_PHY_ADR_G_REGSET_OFS; |
| 1325 | for (i = 0U; i < DDR_PHY_ADR_G_REGSET_NUM; i++) { |
| 1326 | reg_ddrphy_write_a(adr + i, _cnf_DDR_PHY_ADR_G_REGSET[i]); |
| 1327 | } |
| 1328 | |
| 1329 | /* SET PI REGISTERS */ |
| 1330 | adr = DDR_PI_REGSET_OFS; |
| 1331 | for (i = 0U; i < DDR_PI_REGSET_NUM; i++) { |
| 1332 | reg_ddrphy_write_a(adr + i, _cnf_DDR_PI_REGSET[i]); |
| 1333 | } |
| 1334 | } |
| 1335 | |
| 1336 | /* CONFIGURE DDR REGISTERS */ |
| 1337 | static void ddr_config_sub(void) |
| 1338 | { |
| 1339 | const uint32_t _par_CALVL_DEVICE_MAP = 1U; |
| 1340 | uint8_t high_byte[SLICE_CNT]; |
| 1341 | uint32_t ch, slice; |
| 1342 | uint32_t data_l; |
| 1343 | uint32_t tmp; |
| 1344 | uint32_t i; |
| 1345 | |
| 1346 | foreach_vch(ch) { |
| 1347 | /* BOARD SETTINGS (DQ,DM,VREF_DRIVING) */ |
| 1348 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1349 | high_byte[slice] = |
| 1350 | (board_cnf->ch[ch].dqs_swap >> (4U * slice)) % 2U; |
| 1351 | ddr_setval_s(ch, slice, _reg_PHY_DQ_DM_SWIZZLE0, |
| 1352 | board_cnf->ch[ch].dq_swap[slice]); |
| 1353 | ddr_setval_s(ch, slice, _reg_PHY_DQ_DM_SWIZZLE1, |
| 1354 | board_cnf->ch[ch].dm_swap[slice]); |
| 1355 | if (high_byte[slice] != 0U) { |
| 1356 | /* HIGHER 16 BYTE */ |
| 1357 | ddr_setval_s(ch, slice, |
| 1358 | _reg_PHY_CALVL_VREF_DRIVING_SLICE, |
| 1359 | 0x00); |
| 1360 | } else { |
| 1361 | /* LOWER 16 BYTE */ |
| 1362 | ddr_setval_s(ch, slice, |
| 1363 | _reg_PHY_CALVL_VREF_DRIVING_SLICE, |
| 1364 | 0x01); |
| 1365 | } |
| 1366 | } |
| 1367 | |
| 1368 | /* BOARD SETTINGS (CA,ADDR_SEL) */ |
| 1369 | data_l = (0x00ffffffU & (uint32_t)(board_cnf->ch[ch].ca_swap)) | |
| 1370 | 0x00888888U; |
| 1371 | |
| 1372 | /* --- ADR_CALVL_SWIZZLE --- */ |
| 1373 | if (prr_product == PRR_PRODUCT_M3) { |
| 1374 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE0_0, data_l); |
| 1375 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE1_0, |
| 1376 | 0x00000000); |
| 1377 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE0_1, data_l); |
| 1378 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE1_1, |
| 1379 | 0x00000000); |
| 1380 | ddr_setval(ch, _reg_PHY_ADR_CALVL_DEVICE_MAP, |
| 1381 | _par_CALVL_DEVICE_MAP); |
| 1382 | } else { |
| 1383 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE0, data_l); |
| 1384 | ddr_setval(ch, _reg_PHY_ADR_CALVL_SWIZZLE1, 0x00000000); |
| 1385 | ddr_setval(ch, _reg_PHY_CALVL_DEVICE_MAP, |
| 1386 | _par_CALVL_DEVICE_MAP); |
| 1387 | } |
| 1388 | |
| 1389 | /* --- ADR_ADDR_SEL --- */ |
| 1390 | data_l = 0U; |
| 1391 | tmp = board_cnf->ch[ch].ca_swap; |
| 1392 | for (i = 0U; i < 6U; i++) { |
| 1393 | data_l |= ((tmp & 0x0fU) << (i * 5U)); |
| 1394 | tmp = tmp >> 4; |
| 1395 | } |
| 1396 | ddr_setval(ch, _reg_PHY_ADR_ADDR_SEL, data_l); |
| 1397 | if (ddr_phycaslice == 1U) { |
| 1398 | /* ----------- adr slice2 swap ----------- */ |
| 1399 | tmp = (uint32_t)((board_cnf->ch[ch].ca_swap) >> 40); |
| 1400 | data_l = (tmp & 0x00ffffffU) | 0x00888888U; |
| 1401 | |
| 1402 | /* --- ADR_CALVL_SWIZZLE --- */ |
| 1403 | if (prr_product == PRR_PRODUCT_M3) { |
| 1404 | ddr_setval_s(ch, 2, |
| 1405 | _reg_PHY_ADR_CALVL_SWIZZLE0_0, |
| 1406 | data_l); |
| 1407 | ddr_setval_s(ch, 2, |
| 1408 | _reg_PHY_ADR_CALVL_SWIZZLE1_0, |
| 1409 | 0x00000000); |
| 1410 | ddr_setval_s(ch, 2, |
| 1411 | _reg_PHY_ADR_CALVL_SWIZZLE0_1, |
| 1412 | data_l); |
| 1413 | ddr_setval_s(ch, 2, |
| 1414 | _reg_PHY_ADR_CALVL_SWIZZLE1_1, |
| 1415 | 0x00000000); |
| 1416 | ddr_setval_s(ch, 2, |
| 1417 | _reg_PHY_ADR_CALVL_DEVICE_MAP, |
| 1418 | _par_CALVL_DEVICE_MAP); |
| 1419 | } else { |
| 1420 | ddr_setval_s(ch, 2, |
| 1421 | _reg_PHY_ADR_CALVL_SWIZZLE0, |
| 1422 | data_l); |
| 1423 | ddr_setval_s(ch, 2, |
| 1424 | _reg_PHY_ADR_CALVL_SWIZZLE1, |
| 1425 | 0x00000000); |
| 1426 | ddr_setval_s(ch, 2, |
| 1427 | _reg_PHY_CALVL_DEVICE_MAP, |
| 1428 | _par_CALVL_DEVICE_MAP); |
| 1429 | } |
| 1430 | |
| 1431 | /* --- ADR_ADDR_SEL --- */ |
| 1432 | data_l = 0U; |
| 1433 | for (i = 0U; i < 6U; i++) { |
| 1434 | data_l |= ((tmp & 0x0fU) << (i * 5U)); |
| 1435 | tmp = tmp >> 4U; |
| 1436 | } |
| 1437 | |
| 1438 | ddr_setval_s(ch, 2, _reg_PHY_ADR_ADDR_SEL, data_l); |
| 1439 | } |
| 1440 | |
| 1441 | /* BOARD SETTINGS (BYTE_ORDER_SEL) */ |
| 1442 | if (prr_product == PRR_PRODUCT_M3) { |
| 1443 | /* --- DATA_BYTE_SWAP --- */ |
| 1444 | data_l = 0U; |
| 1445 | tmp = board_cnf->ch[ch].dqs_swap; |
| 1446 | for (i = 0U; i < 4U; i++) { |
| 1447 | data_l |= ((tmp & 0x03U) << (i * 2U)); |
| 1448 | tmp = tmp >> 4U; |
| 1449 | } |
| 1450 | } else { |
| 1451 | /* --- DATA_BYTE_SWAP --- */ |
| 1452 | data_l = board_cnf->ch[ch].dqs_swap; |
| 1453 | ddr_setval(ch, _reg_PI_DATA_BYTE_SWAP_EN, 0x01); |
| 1454 | ddr_setval(ch, _reg_PI_DATA_BYTE_SWAP_SLICE0, |
| 1455 | (data_l) & 0x0fU); |
| 1456 | ddr_setval(ch, _reg_PI_DATA_BYTE_SWAP_SLICE1, |
| 1457 | (data_l >> 4U * 1U) & 0x0fU); |
| 1458 | ddr_setval(ch, _reg_PI_DATA_BYTE_SWAP_SLICE2, |
| 1459 | (data_l >> 4U * 2U) & 0x0fU); |
| 1460 | ddr_setval(ch, _reg_PI_DATA_BYTE_SWAP_SLICE3, |
| 1461 | (data_l >> 4U * 3U) & 0x0fU); |
| 1462 | |
| 1463 | ddr_setval(ch, _reg_PHY_DATA_BYTE_ORDER_SEL_HIGH, 0x00U); |
| 1464 | } |
| 1465 | ddr_setval(ch, _reg_PHY_DATA_BYTE_ORDER_SEL, data_l); |
| 1466 | } |
| 1467 | } |
| 1468 | |
| 1469 | static void ddr_config(void) |
| 1470 | { |
| 1471 | uint32_t num_cacs_dly = _reg_PHY_CLK_CACS_SLAVE_DELAY_X_NUM; |
| 1472 | uint32_t reg_ofs, dly; |
| 1473 | uint32_t ch, slice; |
| 1474 | uint32_t data_l; |
| 1475 | uint32_t tmp; |
| 1476 | uint32_t i; |
| 1477 | int8_t _adj; |
| 1478 | int16_t adj; |
| 1479 | uint32_t dq; |
| 1480 | union { |
| 1481 | uint32_t ui32[4]; |
| 1482 | uint8_t ui8[16]; |
| 1483 | } patt; |
| 1484 | uint16_t patm; |
| 1485 | |
| 1486 | /* configure ddrphy registers */ |
| 1487 | ddr_config_sub(); |
| 1488 | |
| 1489 | /* WDQ_USER_PATT */ |
| 1490 | foreach_vch(ch) { |
| 1491 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1492 | patm = 0U; |
| 1493 | for (i = 0U; i < 16U; i++) { |
| 1494 | tmp = board_cnf->ch[ch].wdqlvl_patt[i]; |
| 1495 | patt.ui8[i] = tmp & 0xffU; |
| 1496 | if ((tmp & 0x100U) != 0U) { |
| 1497 | patm |= (1U << (uint16_t)i); |
| 1498 | } |
| 1499 | } |
| 1500 | ddr_setval_s(ch, slice, _reg_PHY_USER_PATT0, |
| 1501 | patt.ui32[0]); |
| 1502 | ddr_setval_s(ch, slice, _reg_PHY_USER_PATT1, |
| 1503 | patt.ui32[1]); |
| 1504 | ddr_setval_s(ch, slice, _reg_PHY_USER_PATT2, |
| 1505 | patt.ui32[2]); |
| 1506 | ddr_setval_s(ch, slice, _reg_PHY_USER_PATT3, |
| 1507 | patt.ui32[3]); |
| 1508 | ddr_setval_s(ch, slice, _reg_PHY_USER_PATT4, patm); |
| 1509 | } |
| 1510 | } |
| 1511 | |
| 1512 | /* CACS DLY */ |
| 1513 | data_l = board_cnf->cacs_dly + (uint32_t)_f_scale_adj(board_cnf->cacs_dly_adj); |
| 1514 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_FREQ_SEL_MULTICAST_EN), 0x00U); |
| 1515 | foreach_vch(ch) { |
| 1516 | for (i = 0U; i < num_cacs_dly - 4U; i++) { |
| 1517 | adj = _f_scale_adj(board_cnf->ch[ch].cacs_adj[i]); |
| 1518 | dly = _reg_PHY_CLK_CACS_SLAVE_DELAY_X[i]; |
| 1519 | ddrtbl_setval(_cnf_DDR_PHY_ADR_V_REGSET, dly, |
| 1520 | data_l + (uint32_t)adj); |
| 1521 | reg_ofs = ddr_regdef_adr(dly) - DDR_PHY_ADR_V_REGSET_OFS; |
| 1522 | reg_ddrphy_write(ch, ddr_regdef_adr(dly), |
| 1523 | _cnf_DDR_PHY_ADR_V_REGSET[reg_ofs]); |
| 1524 | } |
| 1525 | |
| 1526 | for (i = num_cacs_dly - 4U; i < num_cacs_dly; i++) { |
| 1527 | adj = _f_scale_adj(board_cnf->ch[ch].cacs_adj[i]); |
| 1528 | dly = _reg_PHY_CLK_CACS_SLAVE_DELAY_X[i]; |
| 1529 | ddrtbl_setval(_cnf_DDR_PHY_ADR_G_REGSET, dly, |
| 1530 | data_l + (uint32_t)adj); |
| 1531 | reg_ofs = ddr_regdef_adr(dly) - DDR_PHY_ADR_G_REGSET_OFS; |
| 1532 | reg_ddrphy_write(ch, ddr_regdef_adr(dly), |
| 1533 | _cnf_DDR_PHY_ADR_G_REGSET[reg_ofs]); |
| 1534 | } |
| 1535 | |
| 1536 | if (ddr_phycaslice == 1U) { |
| 1537 | for (i = 0U; i < 6U; i++) { |
| 1538 | adj = _f_scale_adj(board_cnf->ch[ch].cacs_adj[i + num_cacs_dly]); |
| 1539 | dly = _reg_PHY_CLK_CACS_SLAVE_DELAY_X[i]; |
| 1540 | ddrtbl_setval(_cnf_DDR_PHY_ADR_V_REGSET, dly, |
| 1541 | data_l + (uint32_t)adj); |
| 1542 | reg_ofs = ddr_regdef_adr(dly) - DDR_PHY_ADR_V_REGSET_OFS; |
| 1543 | reg_ddrphy_write(ch, ddr_regdef_adr(dly) + 0x0100U, |
| 1544 | _cnf_DDR_PHY_ADR_V_REGSET[reg_ofs]); |
| 1545 | } |
| 1546 | } |
| 1547 | } |
| 1548 | |
| 1549 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_FREQ_SEL_MULTICAST_EN), |
| 1550 | BIT(ddr_regdef_lsb(_reg_PHY_FREQ_SEL_MULTICAST_EN))); |
| 1551 | |
| 1552 | /* WDQDM DLY */ |
| 1553 | data_l = board_cnf->dqdm_dly_w; |
| 1554 | foreach_vch(ch) { |
| 1555 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1556 | for (i = 0U; i <= 8U; i++) { |
| 1557 | dq = slice * 8U + (uint32_t)i; |
| 1558 | if (i == 8U) { |
| 1559 | _adj = board_cnf->ch[ch].dm_adj_w[slice]; |
| 1560 | } else { |
| 1561 | _adj = board_cnf->ch[ch].dq_adj_w[dq]; |
| 1562 | } |
| 1563 | adj = _f_scale_adj(_adj); |
| 1564 | ddr_setval_s(ch, slice, |
| 1565 | _reg_PHY_CLK_WRX_SLAVE_DELAY[i], |
| 1566 | data_l + (uint32_t)adj); |
| 1567 | } |
| 1568 | } |
| 1569 | } |
| 1570 | |
| 1571 | /* RDQDM DLY */ |
| 1572 | data_l = board_cnf->dqdm_dly_r; |
| 1573 | foreach_vch(ch) { |
| 1574 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1575 | for (i = 0U; i <= 8U; i++) { |
| 1576 | dq = slice * 8U + (uint32_t)i; |
| 1577 | if (i == 8U) { |
| 1578 | _adj = board_cnf->ch[ch].dm_adj_r[slice]; |
| 1579 | } else { |
| 1580 | _adj = board_cnf->ch[ch].dq_adj_r[dq]; |
| 1581 | } |
| 1582 | adj = _f_scale_adj(_adj); |
| 1583 | dly = _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY[i]; |
| 1584 | ddr_setval_s(ch, slice, dly, data_l + (uint32_t)adj); |
| 1585 | dly = _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i]; |
| 1586 | ddr_setval_s(ch, slice, dly, data_l + (uint32_t)adj); |
| 1587 | } |
| 1588 | } |
| 1589 | } |
| 1590 | } |
| 1591 | |
| 1592 | /* DBSC register setting functions */ |
| 1593 | static void dbsc_regset_pre(void) |
| 1594 | { |
| 1595 | uint32_t ch, csab; |
| 1596 | uint32_t data_l; |
| 1597 | |
| 1598 | /* PRIMARY SETTINGS */ |
| 1599 | /* LPDDR4, BL=16, DFI interface */ |
| 1600 | mmio_write_32(DBSC_DBKIND, 0x0000000aU); |
| 1601 | mmio_write_32(DBSC_DBBL, 0x00000002U); |
| 1602 | mmio_write_32(DBSC_DBPHYCONF0, 0x00000001U); |
| 1603 | |
| 1604 | /* FREQRATIO=2 */ |
| 1605 | mmio_write_32(DBSC_DBSYSCONF1, 0x00000002U); |
| 1606 | |
| 1607 | /* |
| 1608 | * DRAM SIZE REGISTER: |
| 1609 | * set all ranks as density=0(4Gb) for PHY initialization |
| 1610 | */ |
| 1611 | foreach_vch(ch) { |
| 1612 | for (csab = 0U; csab < 4U; csab++) { |
| 1613 | mmio_write_32(DBSC_DBMEMCONF(ch, csab), |
| 1614 | DBMEMCONF_REGD(0U)); |
| 1615 | } |
| 1616 | } |
| 1617 | |
| 1618 | if (prr_product == PRR_PRODUCT_M3) { |
| 1619 | data_l = 0xe4e4e4e4U; |
| 1620 | foreach_ech(ch) { |
| 1621 | if ((ddr_phyvalid & (1U << ch)) != 0U) { |
| 1622 | data_l = (data_l & (~(0x000000FFU << (ch * 8U)))) |
| 1623 | | (((board_cnf->ch[ch].dqs_swap & 0x0003U) |
| 1624 | | ((board_cnf->ch[ch].dqs_swap & 0x0030U) >> 2U) |
| 1625 | | ((board_cnf->ch[ch].dqs_swap & 0x0300U) >> 4U) |
| 1626 | | ((board_cnf->ch[ch].dqs_swap & 0x3000U) >> 6U)) |
| 1627 | << (ch * 8U)); |
| 1628 | } |
| 1629 | } |
| 1630 | mmio_write_32(DBSC_DBBSWAP, data_l); |
| 1631 | } |
| 1632 | } |
| 1633 | |
| 1634 | static void dbsc_regset(void) |
| 1635 | { |
| 1636 | int32_t i; |
| 1637 | uint32_t ch; |
| 1638 | uint32_t data_l; |
| 1639 | uint32_t data_l2; |
| 1640 | uint32_t wdql; |
| 1641 | uint32_t dqenltncy; |
| 1642 | uint32_t dql; |
| 1643 | uint32_t dqienltncy; |
| 1644 | uint32_t wrcslat; |
| 1645 | uint32_t wrcsgap; |
| 1646 | uint32_t rdcslat; |
| 1647 | uint32_t rdcsgap; |
| 1648 | uint32_t scfctst0_act_act; |
| 1649 | uint32_t scfctst0_rda_act; |
| 1650 | uint32_t scfctst0_wra_act; |
| 1651 | uint32_t scfctst0_pre_act; |
| 1652 | uint32_t scfctst1_rd_wr; |
| 1653 | uint32_t scfctst1_wr_rd; |
| 1654 | uint32_t scfctst1_act_rd_wr; |
| 1655 | uint32_t scfctst1_asyncofs; |
| 1656 | uint32_t dbschhrw1_sctrfcab; |
| 1657 | |
| 1658 | /* RFC */ |
| 1659 | js2[js2_trfcab] = |
| 1660 | _f_scale(ddr_mbps, ddr_mbpsdiv, |
| 1661 | jedec_spec2_trfc_ab[max_density] * 1000U, 0U); |
| 1662 | /* DBTR0.CL : RL */ |
| 1663 | mmio_write_32(DBSC_DBTR(0), RL); |
| 1664 | |
| 1665 | /* DBTR1.CWL : WL */ |
| 1666 | mmio_write_32(DBSC_DBTR(1), WL); |
| 1667 | |
| 1668 | /* DBTR2.AL : 0 */ |
| 1669 | mmio_write_32(DBSC_DBTR(2), 0U); |
| 1670 | |
| 1671 | /* DBTR3.TRCD: tRCD */ |
| 1672 | mmio_write_32(DBSC_DBTR(3), js2[js2_trcd]); |
| 1673 | |
| 1674 | /* DBTR4.TRPA,TRP: tRPab,tRPpb */ |
| 1675 | mmio_write_32(DBSC_DBTR(4), (js2[js2_trpab] << 16) | js2[js2_trppb]); |
| 1676 | |
| 1677 | /* DBTR5.TRC : use tRCpb */ |
| 1678 | mmio_write_32(DBSC_DBTR(5), js2[js2_trcpb]); |
| 1679 | |
| 1680 | /* DBTR6.TRAS : tRAS */ |
| 1681 | mmio_write_32(DBSC_DBTR(6), js2[js2_tras]); |
| 1682 | |
| 1683 | /* DBTR7.TRRD : tRRD */ |
| 1684 | mmio_write_32(DBSC_DBTR(7), (js2[js2_trrd] << 16) | js2[js2_trrd]); |
| 1685 | |
| 1686 | /* DBTR8.TFAW : tFAW */ |
| 1687 | mmio_write_32(DBSC_DBTR(8), js2[js2_tfaw]); |
| 1688 | |
| 1689 | /* DBTR9.TRDPR : tRTP */ |
| 1690 | mmio_write_32(DBSC_DBTR(9), js2[js2_trtp]); |
| 1691 | |
| 1692 | /* DBTR10.TWR : nWR */ |
| 1693 | mmio_write_32(DBSC_DBTR(10), js1[js1_ind].nwr); |
| 1694 | |
| 1695 | /* |
| 1696 | * DBTR11.TRDWR : RL + BL / 2 + Rounddown(tRPST) + PHY_ODTLoff - |
| 1697 | * odtlon + tDQSCK - tODTon,min + |
| 1698 | * PCB delay (out+in) + tPHY_ODToff |
| 1699 | */ |
| 1700 | mmio_write_32(DBSC_DBTR(11), |
| 1701 | RL + (16U / 2U) + 1U + 2U - js1[js1_ind].odtlon + |
| 1702 | js2[js2_tdqsck] - js2[js2_tODTon_min] + |
| 1703 | _f_scale(ddr_mbps, ddr_mbpsdiv, 1300, 0)); |
| 1704 | |
| 1705 | /* DBTR12.TWRRD : WL + 1 + BL/2 + tWTR */ |
| 1706 | data_l = WL + 1U + (16U / 2U) + js2[js2_twtr]; |
| 1707 | mmio_write_32(DBSC_DBTR(12), (data_l << 16) | data_l); |
| 1708 | |
| 1709 | /* DBTR13.TRFCAB : tRFCab */ |
| 1710 | mmio_write_32(DBSC_DBTR(13), js2[js2_trfcab]); |
| 1711 | |
| 1712 | /* DBTR14.TCKEHDLL,tCKEH : tCKEHCMD,tCKEHCMD */ |
| 1713 | mmio_write_32(DBSC_DBTR(14), |
| 1714 | (js2[js2_tckehcmd] << 16) | (js2[js2_tckehcmd])); |
| 1715 | |
| 1716 | /* DBTR15.TCKESR,TCKEL : tSR,tCKELPD */ |
| 1717 | mmio_write_32(DBSC_DBTR(15), (js2[js2_tsr] << 16) | (js2[js2_tckelpd])); |
| 1718 | |
| 1719 | /* DBTR16 */ |
| 1720 | /* WDQL : tphy_wrlat + tphy_wrdata */ |
| 1721 | wdql = ddrtbl_getval(_cnf_DDR_PI_REGSET, _reg_PI_WRLAT_F1); |
| 1722 | /* DQENLTNCY : tphy_wrlat = WL-2 : PHY_WRITE_PATH_LAT_ADD == 0 |
| 1723 | * tphy_wrlat = WL-3 : PHY_WRITE_PATH_LAT_ADD != 0 |
| 1724 | */ |
| 1725 | dqenltncy = ddrtbl_getval(_cnf_DDR_PI_REGSET, _reg_PI_WRLAT_ADJ_F1); |
| 1726 | /* DQL : tphy_rdlat + trdata_en */ |
| 1727 | /* it is not important for dbsc */ |
| 1728 | dql = RL + 16U; |
| 1729 | /* DQIENLTNCY : trdata_en */ |
| 1730 | dqienltncy = ddrtbl_getval(_cnf_DDR_PI_REGSET, _reg_PI_RDLAT_ADJ_F1) - 1U; |
| 1731 | mmio_write_32(DBSC_DBTR(16), |
| 1732 | (dqienltncy << 24) | (dql << 16) | (dqenltncy << 8) | wdql); |
| 1733 | |
| 1734 | /* DBTR24 */ |
| 1735 | /* WRCSLAT = WRLAT -5 */ |
| 1736 | wrcslat = wdql - 5U; |
| 1737 | /* WRCSGAP = 5 */ |
| 1738 | wrcsgap = 5U; |
| 1739 | /* RDCSLAT = RDLAT_ADJ +2 */ |
| 1740 | rdcslat = dqienltncy; |
| 1741 | if (prr_product != PRR_PRODUCT_M3) { |
| 1742 | rdcslat += 2U; |
| 1743 | } |
| 1744 | /* RDCSGAP = 6 */ |
| 1745 | rdcsgap = 6U; |
| 1746 | if (prr_product == PRR_PRODUCT_M3) { |
| 1747 | rdcsgap = 4U; |
| 1748 | } |
| 1749 | mmio_write_32(DBSC_DBTR(24), |
| 1750 | (rdcsgap << 24) | (rdcslat << 16) | (wrcsgap << 8) | wrcslat); |
| 1751 | |
| 1752 | /* DBTR17.TMODRD,TMOD,TRDMR: tMRR,tMRD,(0) */ |
| 1753 | mmio_write_32(DBSC_DBTR(17), |
| 1754 | (js2[js2_tmrr] << 24) | (js2[js2_tmrd] << 16)); |
| 1755 | |
| 1756 | /* DBTR18.RODTL, RODTA, WODTL, WODTA : do not use in LPDDR4 */ |
| 1757 | mmio_write_32(DBSC_DBTR(18), 0); |
| 1758 | |
| 1759 | /* DBTR19.TZQCL, TZQCS : do not use in LPDDR4 */ |
| 1760 | mmio_write_32(DBSC_DBTR(19), 0); |
| 1761 | |
| 1762 | /* DBTR20.TXSDLL, TXS : tRFCab+tCKEHCMD */ |
| 1763 | data_l = js2[js2_trfcab] + js2[js2_tckehcmd]; |
| 1764 | mmio_write_32(DBSC_DBTR(20), (data_l << 16) | data_l); |
| 1765 | |
| 1766 | /* DBTR21.TCCD */ |
| 1767 | /* DBTR23.TCCD */ |
| 1768 | if (ddr_tccd == 8U) { |
| 1769 | data_l = 8U; |
| 1770 | mmio_write_32(DBSC_DBTR(21), (data_l << 16) | data_l); |
| 1771 | mmio_write_32(DBSC_DBTR(23), 0x00000002); |
| 1772 | } else if (ddr_tccd <= 11U) { |
| 1773 | data_l = 11U; |
| 1774 | mmio_write_32(DBSC_DBTR(21), (data_l << 16) | data_l); |
| 1775 | mmio_write_32(DBSC_DBTR(23), 0x00000000); |
| 1776 | } else { |
| 1777 | data_l = ddr_tccd; |
| 1778 | mmio_write_32(DBSC_DBTR(21), (data_l << 16) | data_l); |
| 1779 | mmio_write_32(DBSC_DBTR(23), 0x00000000); |
| 1780 | } |
| 1781 | |
| 1782 | /* DBTR22.ZQLAT : */ |
| 1783 | data_l = js2[js2_tzqcalns] * 100U; /* 1000 * 1000 ps */ |
| 1784 | data_l = (data_l << 16U) | (js2[js2_tzqlat] + 24U + 20U); |
| 1785 | mmio_write_32(DBSC_DBTR(22), data_l); |
| 1786 | |
| 1787 | /* DBTR25 : do not use in LPDDR4 */ |
| 1788 | mmio_write_32(DBSC_DBTR(25), 0U); |
| 1789 | |
| 1790 | /* |
| 1791 | * DBRNK : |
| 1792 | * DBSC_DBRNK2 rkrr |
| 1793 | * DBSC_DBRNK3 rkrw |
| 1794 | * DBSC_DBRNK4 rkwr |
| 1795 | * DBSC_DBRNK5 rkww |
| 1796 | */ |
| 1797 | #define _par_DBRNK_VAL (0x7007U) |
| 1798 | |
| 1799 | for (i = 0; i < 4; i++) { |
| 1800 | data_l = (_par_DBRNK_VAL >> ((uint32_t)i * 4U)) & 0x0fU; |
| 1801 | data_l2 = 0U; |
| 1802 | foreach_vch(ch) { |
| 1803 | data_l2 = data_l2 | (data_l << (4U * ch)); |
| 1804 | } |
| 1805 | mmio_write_32(DBSC_DBRNK(2 + i), data_l2); |
| 1806 | } |
| 1807 | mmio_write_32(DBSC_DBADJ0, 0x00000000U); |
| 1808 | |
| 1809 | /* timing registers for scheduler */ |
| 1810 | /* SCFCTST0 */ |
| 1811 | /* SCFCTST0 ACT-ACT */ |
| 1812 | scfctst0_act_act = js2[js2_trcpb] * 800UL * ddr_mbpsdiv / ddr_mbps; |
| 1813 | /* SCFCTST0 RDA-ACT */ |
| 1814 | scfctst0_rda_act = ((16U / 2U) + js2[js2_trtp] - 8U + |
| 1815 | js2[js2_trppb]) * 800UL * ddr_mbpsdiv / ddr_mbps; |
| 1816 | /* SCFCTST0 WRA-ACT */ |
| 1817 | scfctst0_wra_act = (WL + 1U + (16U / 2U) + |
| 1818 | js1[js1_ind].nwr) * 800UL * ddr_mbpsdiv / ddr_mbps; |
| 1819 | /* SCFCTST0 PRE-ACT */ |
| 1820 | scfctst0_pre_act = js2[js2_trppb]; |
| 1821 | mmio_write_32(DBSC_SCFCTST0, |
| 1822 | (scfctst0_act_act << 24) | (scfctst0_rda_act << 16) | |
| 1823 | (scfctst0_wra_act << 8) | scfctst0_pre_act); |
| 1824 | |
| 1825 | /* SCFCTST1 */ |
| 1826 | /* SCFCTST1 RD-WR */ |
| 1827 | scfctst1_rd_wr = (mmio_read_32(DBSC_DBTR(11)) & 0xffU) * 800UL * ddr_mbpsdiv / |
| 1828 | ddr_mbps; |
| 1829 | /* SCFCTST1 WR-RD */ |
| 1830 | scfctst1_wr_rd = (mmio_read_32(DBSC_DBTR(12)) & 0xff) * 800UL * ddr_mbpsdiv / |
| 1831 | ddr_mbps; |
| 1832 | /* SCFCTST1 ACT-RD/WR */ |
| 1833 | scfctst1_act_rd_wr = js2[js2_trcd] * 800UL * ddr_mbpsdiv / ddr_mbps; |
| 1834 | /* SCFCTST1 ASYNCOFS */ |
| 1835 | scfctst1_asyncofs = 12U; |
| 1836 | mmio_write_32(DBSC_SCFCTST1, |
| 1837 | (scfctst1_rd_wr << 24) | (scfctst1_wr_rd << 16) | |
| 1838 | (scfctst1_act_rd_wr << 8) | scfctst1_asyncofs); |
| 1839 | |
| 1840 | /* DBSCHRW1 */ |
| 1841 | /* DBSCHRW1 SCTRFCAB */ |
| 1842 | dbschhrw1_sctrfcab = js2[js2_trfcab] * 800UL * ddr_mbpsdiv / ddr_mbps; |
| 1843 | data_l = (((mmio_read_32(DBSC_DBTR(16)) & 0x00FF0000U) >> 16) + |
| 1844 | (mmio_read_32(DBSC_DBTR(22)) & 0x0000FFFFU) + |
| 1845 | (0x28U * 2U)) * 400U * 2U * ddr_mbpsdiv / ddr_mbps + 7U; |
| 1846 | if (dbschhrw1_sctrfcab < data_l) { |
| 1847 | dbschhrw1_sctrfcab = data_l; |
| 1848 | } |
| 1849 | |
| 1850 | if ((prr_product == PRR_PRODUCT_M3) && (prr_cut < PRR_PRODUCT_30)) { |
| 1851 | mmio_write_32(DBSC_DBSCHRW1, dbschhrw1_sctrfcab + |
| 1852 | ((mmio_read_32(DBSC_DBTR(22)) & 0x0000FFFFU) * |
| 1853 | 400U * 2U * ddr_mbpsdiv + (ddr_mbps - 1U)) / ddr_mbps - 3U); |
| 1854 | } else { |
| 1855 | mmio_write_32(DBSC_DBSCHRW1, dbschhrw1_sctrfcab + |
| 1856 | ((mmio_read_32(DBSC_DBTR(22)) & 0x0000FFFFU) * |
| 1857 | 400U * 2U * ddr_mbpsdiv + (ddr_mbps - 1U)) / ddr_mbps); |
| 1858 | } |
| 1859 | |
| 1860 | /* QOS and CAM */ |
| 1861 | #ifdef DDR_QOS_INIT_SETTING /* only for non qos_init */ |
| 1862 | /* wbkwait(0004), wbkmdhi(4,2),wbkmdlo(1,8) */ |
| 1863 | mmio_write_32(DBSC_DBCAM0CNF1, 0x00043218U); |
| 1864 | /* 0(fillunit),8(dirtymax),4(dirtymin) */ |
| 1865 | mmio_write_32(DBSC_DBCAM0CNF2, 0x000000F4U); |
| 1866 | /* stop_tolerance */ |
| 1867 | mmio_write_32(DBSC_DBSCHRW0, 0x22421111U); |
| 1868 | /* rd-wr/wr-rd toggle priority */ |
| 1869 | mmio_write_32(DBSC_SCFCTST2, 0x012F1123U); |
| 1870 | mmio_write_32(DBSC_DBSCHSZ0, 0x00000001U); |
| 1871 | mmio_write_32(DBSC_DBSCHCNT0, 0x000F0037U); |
| 1872 | |
| 1873 | /* QoS Settings */ |
| 1874 | mmio_write_32(DBSC_DBSCHQOS00, 0x00000F00U); |
| 1875 | mmio_write_32(DBSC_DBSCHQOS01, 0x00000B00U); |
| 1876 | mmio_write_32(DBSC_DBSCHQOS02, 0x00000000U); |
| 1877 | mmio_write_32(DBSC_DBSCHQOS03, 0x00000000U); |
| 1878 | mmio_write_32(DBSC_DBSCHQOS40, 0x00000300U); |
| 1879 | mmio_write_32(DBSC_DBSCHQOS41, 0x000002F0U); |
| 1880 | mmio_write_32(DBSC_DBSCHQOS42, 0x00000200U); |
| 1881 | mmio_write_32(DBSC_DBSCHQOS43, 0x00000100U); |
| 1882 | mmio_write_32(DBSC_DBSCHQOS90, 0x00000100U); |
| 1883 | mmio_write_32(DBSC_DBSCHQOS91, 0x000000F0U); |
| 1884 | mmio_write_32(DBSC_DBSCHQOS92, 0x000000A0U); |
| 1885 | mmio_write_32(DBSC_DBSCHQOS93, 0x00000040U); |
| 1886 | mmio_write_32(DBSC_DBSCHQOS120, 0x00000040U); |
| 1887 | mmio_write_32(DBSC_DBSCHQOS121, 0x00000030U); |
| 1888 | mmio_write_32(DBSC_DBSCHQOS122, 0x00000020U); |
| 1889 | mmio_write_32(DBSC_DBSCHQOS123, 0x00000010U); |
| 1890 | mmio_write_32(DBSC_DBSCHQOS130, 0x00000100U); |
| 1891 | mmio_write_32(DBSC_DBSCHQOS131, 0x000000F0U); |
| 1892 | mmio_write_32(DBSC_DBSCHQOS132, 0x000000A0U); |
| 1893 | mmio_write_32(DBSC_DBSCHQOS133, 0x00000040U); |
| 1894 | mmio_write_32(DBSC_DBSCHQOS140, 0x000000C0U); |
| 1895 | mmio_write_32(DBSC_DBSCHQOS141, 0x000000B0U); |
| 1896 | mmio_write_32(DBSC_DBSCHQOS142, 0x00000080U); |
| 1897 | mmio_write_32(DBSC_DBSCHQOS143, 0x00000040U); |
| 1898 | mmio_write_32(DBSC_DBSCHQOS150, 0x00000040U); |
| 1899 | mmio_write_32(DBSC_DBSCHQOS151, 0x00000030U); |
| 1900 | mmio_write_32(DBSC_DBSCHQOS152, 0x00000020U); |
| 1901 | mmio_write_32(DBSC_DBSCHQOS153, 0x00000010U); |
| 1902 | |
| 1903 | mmio_write_32(QOSCTRL_RAEN, 0x00000001U); |
| 1904 | #endif /* DDR_QOS_INIT_SETTING */ |
| 1905 | |
| 1906 | /* resrdis */ |
| 1907 | mmio_write_32(DBSC_DBBCAMDIS, 0x00000001U); |
| 1908 | } |
| 1909 | |
| 1910 | static void dbsc_regset_post(void) |
| 1911 | { |
| 1912 | uint32_t slice, rdlat_max, rdlat_min; |
| 1913 | uint32_t ch, cs; |
| 1914 | uint32_t data_l; |
| 1915 | uint32_t srx; |
| 1916 | |
| 1917 | rdlat_max = 0U; |
| 1918 | rdlat_min = 0xffffU; |
| 1919 | foreach_vch(ch) { |
| 1920 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 1921 | if ((ch_have_this_cs[cs] & (1U << ch)) != 0U) { |
| 1922 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 1923 | ddr_setval_s(ch, slice, |
| 1924 | _reg_PHY_PER_CS_TRAINING_INDEX, |
| 1925 | cs); |
| 1926 | data_l = ddr_getval_s(ch, slice, |
| 1927 | _reg_PHY_RDDQS_LATENCY_ADJUST); |
| 1928 | if (data_l > rdlat_max) { |
| 1929 | rdlat_max = data_l; |
| 1930 | } |
| 1931 | if (data_l < rdlat_min) { |
| 1932 | rdlat_min = data_l; |
| 1933 | } |
| 1934 | } |
| 1935 | } |
| 1936 | } |
| 1937 | } |
| 1938 | |
| 1939 | mmio_write_32(DBSC_DBTR(24), |
| 1940 | ((rdlat_max + 2U) << 24) + |
| 1941 | ((rdlat_max + 2U) << 16) + |
| 1942 | mmio_read_32(DBSC_DBTR(24))); |
| 1943 | |
| 1944 | /* set ddr density information */ |
| 1945 | foreach_ech(ch) { |
| 1946 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 1947 | if (ddr_density[ch][cs] == 0xffU) { |
| 1948 | mmio_write_32(DBSC_DBMEMCONF(ch, cs), 0x00U); |
| 1949 | } else { |
| 1950 | mmio_write_32(DBSC_DBMEMCONF(ch, cs), |
| 1951 | DBMEMCONF_REGD(ddr_density[ch] |
| 1952 | [cs])); |
| 1953 | } |
| 1954 | } |
| 1955 | mmio_write_32(DBSC_DBMEMCONF(ch, 2), 0x00000000U); |
| 1956 | mmio_write_32(DBSC_DBMEMCONF(ch, 3), 0x00000000U); |
| 1957 | } |
| 1958 | |
| 1959 | mmio_write_32(DBSC_DBBUS0CNF1, 0x00000010U); |
| 1960 | |
| 1961 | /* set DBI */ |
| 1962 | if (board_cnf->dbi_en != 0U) { |
| 1963 | mmio_write_32(DBSC_DBDBICNT, 0x00000003U); |
| 1964 | } |
| 1965 | |
| 1966 | /* set REFCYCLE */ |
| 1967 | data_l = (get_refperiod()) * ddr_mbps / 2000U / ddr_mbpsdiv; |
| 1968 | mmio_write_32(DBSC_DBRFCNF1, 0x00080000U | (data_l & 0x0000ffffU)); |
| 1969 | mmio_write_32(DBSC_DBRFCNF2, 0x00010000U | DBSC_REFINTS); |
| 1970 | |
| 1971 | #if RCAR_REWT_TRAINING != 0 |
| 1972 | /* Periodic-WriteDQ Training seeting */ |
| 1973 | if ((prr_product == PRR_PRODUCT_M3) && |
| 1974 | (prr_cut == PRR_PRODUCT_10)) { |
| 1975 | /* G2M Ver.1.0 not support */ |
| 1976 | } else { |
| 1977 | /* G2M Ver.1.1 or later */ |
| 1978 | mmio_write_32(DBSC_DBDFIPMSTRCNF, 0x00000000U); |
| 1979 | |
| 1980 | ddr_setval_ach_as(_reg_PHY_WDQLVL_PATT, 0x04U); |
| 1981 | ddr_setval_ach_as(_reg_PHY_WDQLVL_QTR_DLY_STEP, 0x0FU); |
| 1982 | ddr_setval_ach_as(_reg_PHY_WDQLVL_DLY_STEP, 0x50U); |
| 1983 | ddr_setval_ach_as(_reg_PHY_WDQLVL_DQDM_SLV_DLY_START, 0x0300U); |
| 1984 | |
| 1985 | ddr_setval_ach(_reg_PI_WDQLVL_CS_MAP, |
| 1986 | ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 1987 | _reg_PI_WDQLVL_CS_MAP)); |
| 1988 | ddr_setval_ach(_reg_PI_LONG_COUNT_MASK, 0x1fU); |
| 1989 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_EN, 0x00U); |
| 1990 | ddr_setval_ach(_reg_PI_WDQLVL_ROTATE, 0x01U); |
| 1991 | ddr_setval_ach(_reg_PI_TREF_F0, 0x0000U); |
| 1992 | ddr_setval_ach(_reg_PI_TREF_F1, 0x0000U); |
| 1993 | ddr_setval_ach(_reg_PI_TREF_F2, 0x0000U); |
| 1994 | |
| 1995 | if (prr_product == PRR_PRODUCT_M3) { |
| 1996 | ddr_setval_ach(_reg_PI_WDQLVL_EN, 0x02U); |
| 1997 | } else { |
| 1998 | ddr_setval_ach(_reg_PI_WDQLVL_EN_F1, 0x02U); |
| 1999 | } |
| 2000 | ddr_setval_ach(_reg_PI_WDQLVL_PERIODIC, 0x01U); |
| 2001 | |
| 2002 | /* DFI_PHYMSTR_ACK , WTmode setting */ |
| 2003 | /* DFI_PHYMSTR_ACK: WTmode =b'01 */ |
| 2004 | mmio_write_32(DBSC_DBDFIPMSTRCNF, 0x00000011U); |
| 2005 | } |
| 2006 | #endif /* RCAR_REWT_TRAINING */ |
| 2007 | /* periodic dram zqcal enable */ |
| 2008 | mmio_write_32(DBSC_DBCALCNF, 0x01000010U); |
| 2009 | |
| 2010 | /* periodic phy ctrl update enable */ |
| 2011 | if ((prr_product == PRR_PRODUCT_M3) && |
| 2012 | (prr_cut < PRR_PRODUCT_30)) { |
| 2013 | /* non : G2M Ver.1.x not support */ |
| 2014 | } else { |
| 2015 | mmio_write_32(DBSC_DBDFICUPDCNF, 0x28240001U); |
| 2016 | } |
| 2017 | |
| 2018 | #ifdef DDR_BACKUPMODE |
| 2019 | /* SRX */ |
| 2020 | srx = 0x0A840001U; /* for All channels */ |
| 2021 | if (ddr_backup == DRAM_BOOT_STATUS_WARM) { |
| 2022 | #ifdef DDR_BACKUPMODE_HALF /* for Half channel(ch0, 1 only) */ |
| 2023 | NOTICE("BL2: [DEBUG_MESS] DDR_BACKUPMODE_HALF\n"); |
| 2024 | srx = 0x0A040001U; |
| 2025 | #endif /* DDR_BACKUPMODE_HALF */ |
| 2026 | send_dbcmd(srx); |
| 2027 | } |
| 2028 | #endif /* DDR_BACKUPMODE */ |
| 2029 | |
| 2030 | /* set Auto Refresh */ |
| 2031 | mmio_write_32(DBSC_DBRFEN, 0x00000001U); |
| 2032 | |
| 2033 | #if RCAR_REWT_TRAINING != 0 |
| 2034 | /* Periodic WriteDQ Traning */ |
| 2035 | if ((prr_product == PRR_PRODUCT_M3) && |
| 2036 | (prr_cut == PRR_PRODUCT_10)) { |
| 2037 | /* non : G2M Ver.1.0 not support */ |
| 2038 | } else { |
| 2039 | /* G2M Ver.1.1 or later */ |
| 2040 | ddr_setval_ach(_reg_PI_WDQLVL_INTERVAL, 0x0100U); |
| 2041 | } |
| 2042 | #endif /* RCAR_REWT_TRAINING */ |
| 2043 | |
| 2044 | /* dram access enable */ |
| 2045 | mmio_write_32(DBSC_DBACEN, 0x00000001U); |
| 2046 | |
| 2047 | MSG_LF(__func__ "(done)"); |
| 2048 | } |
| 2049 | |
| 2050 | /* DFI_INIT_START */ |
| 2051 | static uint32_t dfi_init_start(void) |
| 2052 | { |
| 2053 | uint32_t ch; |
| 2054 | uint32_t phytrainingok; |
| 2055 | uint32_t retry; |
| 2056 | uint32_t data_l; |
| 2057 | uint32_t ret = 0U; |
| 2058 | const uint32_t RETRY_MAX = 0x10000U; |
| 2059 | |
| 2060 | ddr_setval_ach_as(_reg_PHY_DLL_RST_EN, 0x02U); |
| 2061 | dsb_sev(); |
| 2062 | ddrphy_regif_idle(); |
| 2063 | |
| 2064 | /* dll_rst negate */ |
| 2065 | foreach_vch(ch) { |
| 2066 | mmio_write_32(DBSC_DBPDCNT3(ch), 0x0000CF01U); |
| 2067 | } |
| 2068 | dsb_sev(); |
| 2069 | |
| 2070 | /* wait init_complete */ |
| 2071 | phytrainingok = 0U; |
| 2072 | retry = 0U; |
| 2073 | while (retry++ < RETRY_MAX) { |
| 2074 | foreach_vch(ch) { |
| 2075 | data_l = mmio_read_32(DBSC_DBDFISTAT(ch)); |
| 2076 | if (data_l & 0x00000001U) { |
| 2077 | phytrainingok |= (1U << ch); |
| 2078 | } |
| 2079 | } |
| 2080 | dsb_sev(); |
| 2081 | if (phytrainingok == ddr_phyvalid) { |
| 2082 | break; |
| 2083 | } |
| 2084 | if (retry % 256U == 0U) { |
| 2085 | ddr_setval_ach_as(_reg_SC_PHY_RX_CAL_START, 0x01U); |
| 2086 | } |
| 2087 | } |
| 2088 | |
| 2089 | /* all ch ok? */ |
| 2090 | if ((phytrainingok & ddr_phyvalid) != ddr_phyvalid) { |
| 2091 | ret = 0xffU; |
| 2092 | goto done; |
| 2093 | } |
| 2094 | |
| 2095 | /* |
| 2096 | * dbdficnt0: |
| 2097 | * dfi_dram_clk_disable=0 |
| 2098 | * dfi_frequency = 0 |
| 2099 | * freq_ratio = 01 (2:1) |
| 2100 | * init_start =0 |
| 2101 | */ |
| 2102 | foreach_vch(ch) { |
| 2103 | mmio_write_32(DBSC_DBDFICNT(ch), 0x00000010U); |
| 2104 | } |
| 2105 | dsb_sev(); |
| 2106 | done: |
| 2107 | return ret; |
| 2108 | } |
| 2109 | |
| 2110 | /* drivability setting : CMOS MODE ON/OFF */ |
| 2111 | static void change_lpddr4_en(uint32_t mode) |
| 2112 | { |
| 2113 | uint32_t ch; |
| 2114 | uint32_t i; |
| 2115 | uint32_t data_l; |
| 2116 | const uint32_t _reg_PHY_PAD_DRIVE_X[3] = { |
| 2117 | _reg_PHY_PAD_ADDR_DRIVE, |
| 2118 | _reg_PHY_PAD_CLK_DRIVE, |
| 2119 | _reg_PHY_PAD_CS_DRIVE |
| 2120 | }; |
| 2121 | |
| 2122 | foreach_vch(ch) { |
| 2123 | for (i = 0U; i < 3U; i++) { |
| 2124 | data_l = ddr_getval(ch, _reg_PHY_PAD_DRIVE_X[i]); |
| 2125 | if (mode != 0U) { |
| 2126 | data_l |= (1U << 14); |
| 2127 | } else { |
| 2128 | data_l &= ~(1U << 14); |
| 2129 | } |
| 2130 | ddr_setval(ch, _reg_PHY_PAD_DRIVE_X[i], data_l); |
| 2131 | } |
| 2132 | } |
| 2133 | } |
| 2134 | |
| 2135 | /* drivability setting */ |
| 2136 | static uint32_t set_term_code(void) |
| 2137 | { |
| 2138 | uint32_t i; |
| 2139 | uint32_t ch, index; |
| 2140 | uint32_t data_l; |
| 2141 | uint32_t chip_id[2]; |
| 2142 | uint32_t term_code; |
| 2143 | uint32_t override; |
| 2144 | |
| 2145 | term_code = ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 2146 | _reg_PHY_PAD_DATA_TERM); |
| 2147 | override = 0U; |
| 2148 | for (i = 0U; i < 2U; i++) { |
| 2149 | chip_id[i] = mmio_read_32(LIFEC_CHIPID(i)); |
| 2150 | } |
| 2151 | |
| 2152 | index = 0U; |
| 2153 | while (true) { |
| 2154 | if (termcode_by_sample[index][0] == 0xffffffff) { |
| 2155 | break; |
| 2156 | } |
| 2157 | if ((termcode_by_sample[index][0] == chip_id[0]) && |
| 2158 | (termcode_by_sample[index][1] == chip_id[1])) { |
| 2159 | term_code = termcode_by_sample[index][2]; |
| 2160 | override = 1; |
| 2161 | break; |
| 2162 | } |
| 2163 | index++; |
| 2164 | } |
| 2165 | |
| 2166 | if (override != 0U) { |
| 2167 | for (index = 0U; index < _reg_PHY_PAD_TERM_X_NUM; index++) { |
| 2168 | data_l = |
| 2169 | ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 2170 | _reg_PHY_PAD_TERM_X[index]); |
| 2171 | data_l = (data_l & 0xfffe0000U) | term_code; |
| 2172 | ddr_setval_ach(_reg_PHY_PAD_TERM_X[index], data_l); |
| 2173 | } |
| 2174 | } else if ((prr_product == PRR_PRODUCT_M3) && |
| 2175 | (prr_cut == PRR_PRODUCT_10)) { |
| 2176 | /* non */ |
| 2177 | } else { |
| 2178 | ddr_setval_ach(_reg_PHY_PAD_TERM_X[0], |
| 2179 | (ddrtbl_getval(_cnf_DDR_PHY_ADR_G_REGSET, |
| 2180 | _reg_PHY_PAD_TERM_X[0]) & 0xFFFE0000U)); |
| 2181 | ddr_setval_ach(_reg_PHY_CAL_CLEAR_0, 0x01U); |
| 2182 | ddr_setval_ach(_reg_PHY_CAL_START_0, 0x01U); |
| 2183 | foreach_vch(ch) { |
| 2184 | do { |
| 2185 | data_l = |
| 2186 | ddr_getval(ch, _reg_PHY_CAL_RESULT2_OBS_0); |
| 2187 | } while (!(data_l & 0x00800000U)); |
| 2188 | } |
| 2189 | |
| 2190 | /* G2M Ver.1.1 or later */ |
| 2191 | foreach_vch(ch) { |
| 2192 | for (index = 0U; index < _reg_PHY_PAD_TERM_X_NUM; |
| 2193 | index++) { |
| 2194 | data_l = ddr_getval(ch, _reg_PHY_PAD_TERM_X[index]); |
| 2195 | ddr_setval(ch, _reg_PHY_PAD_TERM_X[index], |
| 2196 | (data_l & 0xFFFE0FFFU) | 0x00015000U); |
| 2197 | } |
| 2198 | } |
| 2199 | } |
| 2200 | |
| 2201 | ddr_padcal_tcompensate_getinit(override); |
| 2202 | |
| 2203 | return 0U; |
| 2204 | } |
| 2205 | |
| 2206 | /* DDR mode register setting */ |
| 2207 | static void ddr_register_set(void) |
| 2208 | { |
| 2209 | int32_t fspwp; |
| 2210 | uint32_t tmp; |
| 2211 | |
| 2212 | for (fspwp = 1; fspwp >= 0; fspwp--) { |
| 2213 | /*MR13, fspwp */ |
| 2214 | send_dbcmd(0x0e840d08U | ((2U - fspwp) << 6)); |
| 2215 | |
| 2216 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2217 | reg_pi_mr1_data_fx_csx[fspwp][0]); |
| 2218 | send_dbcmd(0x0e840100U | tmp); |
| 2219 | |
| 2220 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2221 | reg_pi_mr2_data_fx_csx[fspwp][0]); |
| 2222 | send_dbcmd(0x0e840200U | tmp); |
| 2223 | |
| 2224 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2225 | reg_pi_mr3_data_fx_csx[fspwp][0]); |
| 2226 | send_dbcmd(0x0e840300U | tmp); |
| 2227 | |
| 2228 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2229 | reg_pi_mr11_data_fx_csx[fspwp][0]); |
| 2230 | send_dbcmd(0x0e840b00U | tmp); |
| 2231 | |
| 2232 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2233 | reg_pi_mr12_data_fx_csx[fspwp][0]); |
| 2234 | send_dbcmd(0x0e840c00U | tmp); |
| 2235 | |
| 2236 | tmp = ddrtbl_getval(_cnf_DDR_PI_REGSET, |
| 2237 | reg_pi_mr14_data_fx_csx[fspwp][0]); |
| 2238 | send_dbcmd(0x0e840e00U | tmp); |
| 2239 | /* MR22 */ |
| 2240 | send_dbcmd(0x0e841616U); |
| 2241 | |
| 2242 | /* ZQCAL start */ |
| 2243 | send_dbcmd(0x0d84004FU); |
| 2244 | |
| 2245 | /* ZQLAT */ |
| 2246 | send_dbcmd(0x0d840051U); |
| 2247 | } |
| 2248 | |
| 2249 | /* MR13, fspwp */ |
| 2250 | send_dbcmd(0x0e840d08U); |
| 2251 | } |
| 2252 | |
| 2253 | /* Training handshake functions */ |
| 2254 | static inline uint32_t wait_freqchgreq(uint32_t assert) |
| 2255 | { |
| 2256 | uint32_t data_l; |
| 2257 | uint32_t count; |
| 2258 | uint32_t ch; |
| 2259 | |
| 2260 | count = 100000U; |
| 2261 | |
| 2262 | if (assert != 0U) { |
| 2263 | do { |
| 2264 | data_l = 1U; |
| 2265 | foreach_vch(ch) { |
| 2266 | data_l &= mmio_read_32(DBSC_DBPDSTAT(ch)); |
| 2267 | } |
| 2268 | count = count - 1U; |
| 2269 | } while (((data_l & 0x01U) != 0x01U) && (count != 0U)); |
| 2270 | } else { |
| 2271 | do { |
| 2272 | data_l = 0U; |
| 2273 | foreach_vch(ch) { |
| 2274 | data_l |= mmio_read_32(DBSC_DBPDSTAT(ch)); |
| 2275 | } |
| 2276 | count = count - 1U; |
| 2277 | } while (((data_l & 0x01U) != 0x00U) && (count != 0U)); |
| 2278 | } |
| 2279 | |
| 2280 | return (count == 0U); |
| 2281 | } |
| 2282 | |
| 2283 | static inline void set_freqchgack(uint32_t assert) |
| 2284 | { |
| 2285 | uint32_t ch; |
| 2286 | uint32_t data_l; |
| 2287 | |
| 2288 | if (assert != 0U) { |
| 2289 | data_l = 0x0CF20000U; |
| 2290 | } else { |
| 2291 | data_l = 0x00000000U; |
| 2292 | } |
| 2293 | |
| 2294 | foreach_vch(ch) { |
| 2295 | mmio_write_32(DBSC_DBPDCNT2(ch), data_l); |
| 2296 | } |
| 2297 | } |
| 2298 | |
| 2299 | static inline void set_dfifrequency(uint32_t freq) |
| 2300 | { |
| 2301 | uint32_t ch; |
| 2302 | |
| 2303 | foreach_vch(ch) { |
| 2304 | mmio_clrsetbits_32(DBSC_DBDFICNT(ch), 0x1fU << 24, freq << 24); |
| 2305 | } |
| 2306 | dsb_sev(); |
| 2307 | } |
| 2308 | |
| 2309 | static uint32_t pll3_freq(uint32_t on) |
| 2310 | { |
| 2311 | uint32_t timeout; |
| 2312 | |
| 2313 | timeout = wait_freqchgreq(1U); |
| 2314 | |
| 2315 | if (timeout != 0U) { |
| 2316 | return 1U; |
| 2317 | } |
| 2318 | |
| 2319 | pll3_control(on); |
| 2320 | set_dfifrequency(on); |
| 2321 | |
| 2322 | set_freqchgack(1U); |
| 2323 | timeout = wait_freqchgreq(0U); |
| 2324 | set_freqchgack(0U); |
| 2325 | |
| 2326 | if (timeout != 0U) { |
| 2327 | FATAL_MSG("BL2: Time out[2]\n"); |
| 2328 | return 1U; |
| 2329 | } |
| 2330 | |
| 2331 | return 0U; |
| 2332 | } |
| 2333 | |
| 2334 | /* update dly */ |
| 2335 | static void update_dly(void) |
| 2336 | { |
| 2337 | ddr_setval_ach(_reg_SC_PHY_MANUAL_UPDATE, 0x01U); |
| 2338 | ddr_setval_ach(_reg_PHY_ADRCTL_MANUAL_UPDATE, 0x01U); |
| 2339 | } |
| 2340 | |
| 2341 | /* training by pi */ |
| 2342 | static uint32_t pi_training_go(void) |
| 2343 | { |
| 2344 | uint32_t flag; |
| 2345 | uint32_t data_l; |
| 2346 | uint32_t retry; |
| 2347 | const uint32_t RETRY_MAX = 4096U * 16U; |
| 2348 | uint32_t ch; |
| 2349 | uint32_t mst_ch; |
| 2350 | uint32_t cur_frq; |
| 2351 | uint32_t complete; |
| 2352 | uint32_t frqchg_req; |
| 2353 | |
| 2354 | /* pi_start */ |
| 2355 | ddr_setval_ach(_reg_PI_START, 0x01U); |
| 2356 | foreach_vch(ch) { |
| 2357 | ddr_getval(ch, _reg_PI_INT_STATUS); |
| 2358 | } |
| 2359 | |
| 2360 | /* set dfi_phymstr_ack = 1 */ |
| 2361 | mmio_write_32(DBSC_DBDFIPMSTRCNF, 0x00000001U); |
| 2362 | dsb_sev(); |
| 2363 | |
| 2364 | /* wait pi_int_status[0] */ |
| 2365 | mst_ch = 0U; |
| 2366 | flag = 0U; |
| 2367 | complete = 0U; |
| 2368 | cur_frq = 0U; |
| 2369 | for (retry = 0U; retry < RETRY_MAX; retry++) { |
| 2370 | frqchg_req = mmio_read_32(DBSC_DBPDSTAT(mst_ch)) & 0x01; |
| 2371 | |
| 2372 | if (frqchg_req != 0U) { |
| 2373 | if (cur_frq != 0U) { |
| 2374 | /* Low frequency */ |
| 2375 | flag = pll3_freq(0U); |
| 2376 | cur_frq = 0U; |
| 2377 | } else { |
| 2378 | /* High frequency */ |
| 2379 | flag = pll3_freq(1U); |
| 2380 | cur_frq = 1U; |
| 2381 | } |
| 2382 | if (flag != 0U) { |
| 2383 | break; |
| 2384 | } |
| 2385 | } else { |
| 2386 | if (cur_frq != 0U) { |
| 2387 | foreach_vch(ch) { |
| 2388 | if ((complete & (1U << ch)) != 0U) { |
| 2389 | continue; |
| 2390 | } |
| 2391 | data_l = ddr_getval(ch, _reg_PI_INT_STATUS); |
| 2392 | if ((data_l & 0x01U) != 0U) { |
| 2393 | complete |= (1U << ch); |
| 2394 | } |
| 2395 | } |
| 2396 | if (complete == ddr_phyvalid) { |
| 2397 | break; |
| 2398 | } |
| 2399 | } |
| 2400 | } |
| 2401 | } |
| 2402 | foreach_vch(ch) { |
| 2403 | /* dummy read */ |
| 2404 | data_l = ddr_getval_s(ch, 0U, _reg_PHY_CAL_RESULT2_OBS_0); |
| 2405 | data_l = ddr_getval(ch, _reg_PI_INT_STATUS); |
| 2406 | ddr_setval(ch, _reg_PI_INT_ACK, data_l); |
| 2407 | } |
| 2408 | if (ddrphy_regif_chk() != 0U) { |
| 2409 | complete = 0xfdU; |
| 2410 | } |
| 2411 | return complete; |
| 2412 | } |
| 2413 | |
| 2414 | /* Initialize DDR */ |
| 2415 | static uint32_t init_ddr(void) |
| 2416 | { |
| 2417 | uint32_t i; |
| 2418 | uint32_t data_l; |
| 2419 | uint32_t phytrainingok; |
| 2420 | uint32_t ch, slice; |
| 2421 | uint32_t index; |
| 2422 | uint32_t err; |
| 2423 | int16_t adj; |
| 2424 | |
| 2425 | MSG_LF(__func__ ":0\n"); |
| 2426 | |
| 2427 | /* unlock phy */ |
| 2428 | /* Unlock DDRPHY register(AGAIN) */ |
| 2429 | foreach_vch(ch) { |
| 2430 | mmio_write_32(DBSC_DBPDLK(ch), 0x0000A55AU); |
| 2431 | } |
| 2432 | dsb_sev(); |
| 2433 | |
| 2434 | reg_ddrphy_write_a(0x00001010U, 0x00000001U); |
| 2435 | /* DBSC register pre-setting */ |
| 2436 | dbsc_regset_pre(); |
| 2437 | |
| 2438 | /* load ddrphy registers */ |
| 2439 | ddrtbl_load(); |
| 2440 | |
| 2441 | /* configure ddrphy registers */ |
| 2442 | ddr_config(); |
| 2443 | |
| 2444 | /* dfi_reset assert */ |
| 2445 | foreach_vch(ch) { |
| 2446 | mmio_write_32(DBSC_DBPDCNT0(ch), 0x01U); |
| 2447 | } |
| 2448 | dsb_sev(); |
| 2449 | |
| 2450 | /* dbsc register set */ |
| 2451 | dbsc_regset(); |
| 2452 | MSG_LF(__func__ ":1\n"); |
| 2453 | |
| 2454 | /* dfi_reset negate */ |
| 2455 | foreach_vch(ch) { |
| 2456 | mmio_write_32(DBSC_DBPDCNT0(ch), 0x00U); |
| 2457 | } |
| 2458 | dsb_sev(); |
| 2459 | |
| 2460 | /* dfi_init_start (start ddrphy) */ |
| 2461 | err = dfi_init_start(); |
| 2462 | if (err != 0U) { |
| 2463 | return INITDRAM_ERR_I; |
| 2464 | } |
| 2465 | MSG_LF(__func__ ":2\n"); |
| 2466 | |
| 2467 | /* ddr backupmode end */ |
| 2468 | #ifdef DDR_BACKUPMODE |
| 2469 | if (ddr_backup != 0U) { |
| 2470 | NOTICE("BL2: [WARM_BOOT]\n"); |
| 2471 | } else { |
| 2472 | NOTICE("BL2: [COLD_BOOT]\n"); |
| 2473 | } |
| 2474 | #endif |
| 2475 | MSG_LF(__func__ ":3\n"); |
| 2476 | |
| 2477 | /* override term code after dfi_init_complete */ |
| 2478 | err = set_term_code(); |
| 2479 | if (err != 0U) { |
| 2480 | return INITDRAM_ERR_I; |
| 2481 | } |
| 2482 | MSG_LF(__func__ ":4\n"); |
| 2483 | |
| 2484 | /* rx offset calibration */ |
| 2485 | if (prr_cut > PRR_PRODUCT_11) { |
| 2486 | err = rx_offset_cal_hw(); |
| 2487 | } else { |
| 2488 | err = rx_offset_cal(); |
| 2489 | } |
| 2490 | if (err != 0U) { |
| 2491 | return INITDRAM_ERR_O; |
| 2492 | } |
| 2493 | MSG_LF(__func__ ":5\n"); |
| 2494 | |
| 2495 | /* Dummy PDE */ |
| 2496 | send_dbcmd(0x08840000U); |
| 2497 | |
| 2498 | /* PDX */ |
| 2499 | send_dbcmd(0x08840001U); |
| 2500 | |
| 2501 | /* check register i/f is alive */ |
| 2502 | err = ddrphy_regif_chk(); |
| 2503 | if (err != 0U) { |
| 2504 | return INITDRAM_ERR_O; |
| 2505 | } |
| 2506 | MSG_LF(__func__ ":6\n"); |
| 2507 | |
| 2508 | /* phy initialize end */ |
| 2509 | |
| 2510 | /* setup DDR mode registers */ |
| 2511 | /* CMOS MODE */ |
| 2512 | change_lpddr4_en(0); |
| 2513 | |
| 2514 | /* MRS */ |
| 2515 | ddr_register_set(); |
| 2516 | |
| 2517 | /* Thermal sensor setting */ |
| 2518 | /* THCTR Bit6: PONM=0 , Bit0: THSST=1 */ |
| 2519 | data_l = (mmio_read_32(THS1_THCTR) & 0xFFFFFFBFU) | 0x00000001U; |
| 2520 | mmio_write_32(THS1_THCTR, data_l); |
| 2521 | |
| 2522 | /* LPDDR4 MODE */ |
| 2523 | change_lpddr4_en(1); |
| 2524 | |
| 2525 | MSG_LF(__func__ ":7\n"); |
| 2526 | |
| 2527 | /* mask CS_MAP if RANKx is not found */ |
| 2528 | foreach_vch(ch) { |
| 2529 | data_l = ddr_getval(ch, _reg_PI_CS_MAP); |
| 2530 | if ((ch_have_this_cs[1] & (1U << ch)) == 0U) { |
| 2531 | data_l = data_l & 0x05U; |
| 2532 | } |
| 2533 | ddr_setval(ch, _reg_PI_CS_MAP, data_l); |
| 2534 | } |
| 2535 | |
| 2536 | /* exec pi_training */ |
| 2537 | reg_ddrphy_write_a(ddr_regdef_adr(_reg_PHY_FREQ_SEL_MULTICAST_EN), |
| 2538 | BIT(ddr_regdef_lsb(_reg_PHY_FREQ_SEL_MULTICAST_EN))); |
| 2539 | ddr_setval_ach_as(_reg_PHY_PER_CS_TRAINING_MULTICAST_EN, 0x00U); |
| 2540 | |
| 2541 | foreach_vch(ch) { |
| 2542 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 2543 | ddr_setval_s(ch, slice, |
| 2544 | _reg_PHY_PER_CS_TRAINING_EN, |
| 2545 | ((ch_have_this_cs[1]) >> ch) & 0x01U); |
| 2546 | } |
| 2547 | } |
| 2548 | |
| 2549 | phytrainingok = pi_training_go(); |
| 2550 | |
| 2551 | if (ddr_phyvalid != (phytrainingok & ddr_phyvalid)) { |
| 2552 | return INITDRAM_ERR_T | phytrainingok; |
| 2553 | } |
| 2554 | |
| 2555 | MSG_LF(__func__ ":8\n"); |
| 2556 | |
| 2557 | /* CACS DLY ADJUST */ |
| 2558 | data_l = board_cnf->cacs_dly + (uint32_t)_f_scale_adj(board_cnf->cacs_dly_adj); |
| 2559 | foreach_vch(ch) { |
| 2560 | for (i = 0U; i < _reg_PHY_CLK_CACS_SLAVE_DELAY_X_NUM; i++) { |
| 2561 | adj = _f_scale_adj(board_cnf->ch[ch].cacs_adj[i]); |
| 2562 | ddr_setval(ch, _reg_PHY_CLK_CACS_SLAVE_DELAY_X[i], |
| 2563 | data_l + (uint32_t)adj); |
| 2564 | } |
| 2565 | |
| 2566 | if (ddr_phycaslice == 1U) { |
| 2567 | for (i = 0U; i < 6U; i++) { |
| 2568 | index = i + _reg_PHY_CLK_CACS_SLAVE_DELAY_X_NUM; |
| 2569 | adj = _f_scale_adj(board_cnf->ch[ch].cacs_adj[index]); |
| 2570 | ddr_setval_s(ch, 2U, |
| 2571 | _reg_PHY_CLK_CACS_SLAVE_DELAY_X[i], |
| 2572 | data_l + (uint32_t)adj); |
| 2573 | } |
| 2574 | } |
| 2575 | } |
| 2576 | |
| 2577 | update_dly(); |
| 2578 | MSG_LF(__func__ ":9\n"); |
| 2579 | |
| 2580 | /* Adjust write path latency */ |
| 2581 | if (ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_WRITE_PATH_LAT_ADD) != 0U) { |
| 2582 | adjust_wpath_latency(); |
| 2583 | } |
| 2584 | |
| 2585 | /* RDQLVL Training */ |
| 2586 | if (ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_IE_MODE) == 0U) { |
| 2587 | ddr_setval_ach_as(_reg_PHY_IE_MODE, 0x01U); |
| 2588 | } |
| 2589 | |
| 2590 | err = rdqdm_man(); |
| 2591 | |
| 2592 | if (ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, _reg_PHY_IE_MODE) == 0U) { |
| 2593 | ddr_setval_ach_as(_reg_PHY_IE_MODE, 0x00U); |
| 2594 | } |
| 2595 | |
| 2596 | if (err != 0U) { |
| 2597 | return INITDRAM_ERR_T; |
| 2598 | } |
| 2599 | update_dly(); |
| 2600 | MSG_LF(__func__ ":10\n"); |
| 2601 | |
| 2602 | /* WDQLVL Training */ |
| 2603 | err = wdqdm_man(); |
| 2604 | if (err != 0U) { |
| 2605 | return INITDRAM_ERR_T; |
| 2606 | } |
| 2607 | update_dly(); |
| 2608 | MSG_LF(__func__ ":11\n"); |
| 2609 | |
| 2610 | dbsc_regset_post(); |
| 2611 | MSG_LF(__func__ ":12\n"); |
| 2612 | |
| 2613 | return phytrainingok; |
| 2614 | } |
| 2615 | |
| 2616 | /* SW LEVELING COMMON */ |
| 2617 | static uint32_t swlvl1(uint32_t ddr_csn, uint32_t reg_cs, uint32_t reg_kick) |
| 2618 | { |
| 2619 | const uint32_t RETRY_MAX = 0x1000U; |
| 2620 | uint32_t ch, data_l; |
| 2621 | uint32_t waiting; |
| 2622 | uint32_t retry; |
| 2623 | uint32_t err = 0U; |
| 2624 | |
| 2625 | /* set EXIT -> OP_DONE is cleared */ |
| 2626 | ddr_setval_ach(_reg_PI_SWLVL_EXIT, 0x01); |
| 2627 | |
| 2628 | /* kick */ |
| 2629 | foreach_vch(ch) { |
| 2630 | if ((ch_have_this_cs[ddr_csn % 2U] & (1U << ch)) != 0U) { |
| 2631 | ddr_setval(ch, reg_cs, ddr_csn); |
| 2632 | ddr_setval(ch, reg_kick, 0x01U); |
| 2633 | } |
| 2634 | } |
| 2635 | foreach_vch(ch) { |
| 2636 | /*PREPARE ADDR REGISTER (for SWLVL_OP_DONE) */ |
| 2637 | ddr_getval(ch, _reg_PI_SWLVL_OP_DONE); |
| 2638 | } |
| 2639 | waiting = ch_have_this_cs[ddr_csn % 2U]; |
| 2640 | dsb_sev(); |
| 2641 | retry = RETRY_MAX; |
| 2642 | do { |
| 2643 | foreach_vch(ch) { |
| 2644 | if ((waiting & (1U << ch)) == 0U) { |
| 2645 | continue; |
| 2646 | } |
| 2647 | data_l = ddr_getval(ch, _reg_PI_SWLVL_OP_DONE); |
| 2648 | if ((data_l & 0x01U) != 0U) { |
| 2649 | waiting &= ~(1U << ch); |
| 2650 | } |
| 2651 | } |
| 2652 | retry--; |
| 2653 | } while ((waiting != 0U) && (retry > 0U)); |
| 2654 | if (retry == 0U) { |
| 2655 | err = 1U; |
| 2656 | } |
| 2657 | |
| 2658 | dsb_sev(); |
| 2659 | /* set EXIT -> OP_DONE is cleared */ |
| 2660 | ddr_setval_ach(_reg_PI_SWLVL_EXIT, 0x01U); |
| 2661 | dsb_sev(); |
| 2662 | |
| 2663 | return err; |
| 2664 | } |
| 2665 | |
| 2666 | /* WDQ TRAINING */ |
| 2667 | #ifndef DDR_FAST_INIT |
| 2668 | static void wdqdm_clr1(uint32_t ch, uint32_t ddr_csn) |
| 2669 | { |
| 2670 | uint32_t cs, slice; |
| 2671 | uint32_t data_l; |
| 2672 | int32_t i, k; |
| 2673 | |
| 2674 | /* clr of training results buffer */ |
| 2675 | cs = ddr_csn % 2U; |
| 2676 | data_l = board_cnf->dqdm_dly_w; |
| 2677 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 2678 | k = (board_cnf->ch[ch].dqs_swap >> (4 * slice)) & 0x0f; |
| 2679 | if (((k >= 2) && (ddr_csn < 2)) || ((k < 2) && (ddr_csn >= 2))) { |
| 2680 | continue; |
| 2681 | } |
| 2682 | |
| 2683 | for (i = 0; i <= 8; i++) { |
| 2684 | if ((ch_have_this_cs[CS_CNT - 1 - cs] & (1U << ch)) != 0U) { |
| 2685 | wdqdm_dly[ch][cs][slice][i] = |
| 2686 | wdqdm_dly[ch][CS_CNT - 1 - cs][slice][i]; |
| 2687 | } else { |
| 2688 | wdqdm_dly[ch][cs][slice][i] = data_l; |
| 2689 | } |
| 2690 | wdqdm_le[ch][cs][slice][i] = 0U; |
| 2691 | wdqdm_te[ch][cs][slice][i] = 0U; |
| 2692 | } |
| 2693 | wdqdm_st[ch][cs][slice] = 0U; |
| 2694 | wdqdm_win[ch][cs][slice] = 0U; |
| 2695 | } |
| 2696 | } |
| 2697 | |
| 2698 | static uint32_t wdqdm_ana1(uint32_t ch, uint32_t ddr_csn) |
| 2699 | { |
| 2700 | const uint32_t _par_WDQLVL_RETRY_THRES = 0x7c0U; |
| 2701 | uint32_t cs, slice; |
| 2702 | uint32_t data_l; |
| 2703 | int32_t min_win; |
| 2704 | int32_t i, k; |
| 2705 | uint32_t err; |
| 2706 | int32_t win; |
| 2707 | int8_t _adj; |
| 2708 | int16_t adj; |
| 2709 | uint32_t dq; |
| 2710 | |
| 2711 | /* analysis of training results */ |
| 2712 | err = 0U; |
| 2713 | for (slice = 0U; slice < SLICE_CNT; slice += 1U) { |
| 2714 | k = (board_cnf->ch[ch].dqs_swap >> (4 * slice)) & 0x0f; |
| 2715 | if (((k >= 2) && (ddr_csn < 2)) || ((k < 2) && (ddr_csn >= 2))) { |
| 2716 | continue; |
| 2717 | } |
| 2718 | |
| 2719 | cs = ddr_csn % 2U; |
| 2720 | ddr_setval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_INDEX, cs); |
| 2721 | for (i = 0; i < 9; i++) { |
| 2722 | dq = slice * 8U + i; |
| 2723 | if (i == 8) { |
| 2724 | _adj = board_cnf->ch[ch].dm_adj_w[slice]; |
| 2725 | } else { |
| 2726 | _adj = board_cnf->ch[ch].dq_adj_w[dq]; |
| 2727 | } |
| 2728 | adj = _f_scale_adj(_adj); |
| 2729 | |
| 2730 | data_l = |
| 2731 | ddr_getval_s(ch, slice, |
| 2732 | _reg_PHY_CLK_WRX_SLAVE_DELAY[i]) + adj; |
| 2733 | ddr_setval_s(ch, slice, _reg_PHY_CLK_WRX_SLAVE_DELAY[i], |
| 2734 | data_l); |
| 2735 | wdqdm_dly[ch][cs][slice][i] = data_l; |
| 2736 | } |
| 2737 | ddr_setval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_EN, 0x00); |
| 2738 | data_l = ddr_getval_s(ch, slice, _reg_PHY_WDQLVL_STATUS_OBS); |
| 2739 | wdqdm_st[ch][cs][slice] = data_l; |
| 2740 | min_win = INT_LEAST32_MAX; |
| 2741 | for (i = 0; i <= 8; i++) { |
| 2742 | ddr_setval_s(ch, slice, _reg_PHY_WDQLVL_DQDM_OBS_SELECT, |
| 2743 | i); |
| 2744 | |
| 2745 | data_l = |
| 2746 | ddr_getval_s(ch, slice, |
| 2747 | _reg_PHY_WDQLVL_DQDM_TE_DLY_OBS); |
| 2748 | wdqdm_te[ch][cs][slice][i] = data_l; |
| 2749 | data_l = |
| 2750 | ddr_getval_s(ch, slice, |
| 2751 | _reg_PHY_WDQLVL_DQDM_LE_DLY_OBS); |
| 2752 | wdqdm_le[ch][cs][slice][i] = data_l; |
| 2753 | win = (int32_t)wdqdm_te[ch][cs][slice][i] - |
| 2754 | wdqdm_le[ch][cs][slice][i]; |
| 2755 | if (min_win > win) { |
| 2756 | min_win = win; |
| 2757 | } |
| 2758 | if (data_l >= _par_WDQLVL_RETRY_THRES) { |
| 2759 | err = 2; |
| 2760 | } |
| 2761 | } |
| 2762 | wdqdm_win[ch][cs][slice] = min_win; |
| 2763 | ddr_setval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_EN, |
| 2764 | ((ch_have_this_cs[1]) >> ch) & 0x01); |
| 2765 | } |
| 2766 | return err; |
| 2767 | } |
| 2768 | #endif/* DDR_FAST_INIT */ |
| 2769 | |
| 2770 | static void wdqdm_cp(uint32_t ddr_csn, uint32_t restore) |
| 2771 | { |
| 2772 | uint32_t tgt_cs, src_cs; |
| 2773 | uint32_t ch, slice; |
| 2774 | uint32_t tmp_r; |
| 2775 | uint32_t i; |
| 2776 | |
| 2777 | /* copy of training results */ |
| 2778 | foreach_vch(ch) { |
| 2779 | for (tgt_cs = 0U; tgt_cs < CS_CNT; tgt_cs++) { |
| 2780 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 2781 | ddr_setval_s(ch, slice, |
| 2782 | _reg_PHY_PER_CS_TRAINING_INDEX, |
| 2783 | tgt_cs); |
| 2784 | src_cs = ddr_csn % 2U; |
| 2785 | if ((ch_have_this_cs[1] & (1U << ch)) == 0U) { |
| 2786 | src_cs = 0U; |
| 2787 | } |
| 2788 | for (i = 0U; i <= 4U; i += 4U) { |
| 2789 | if (restore != 0U) { |
| 2790 | tmp_r = rdqdm_dly[ch][tgt_cs][slice][i]; |
| 2791 | } else { |
| 2792 | tmp_r = rdqdm_dly[ch][src_cs][slice][i]; |
| 2793 | } |
| 2794 | |
| 2795 | ddr_setval_s(ch, slice, |
| 2796 | _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i], |
| 2797 | tmp_r); |
| 2798 | } |
| 2799 | } |
| 2800 | } |
| 2801 | } |
| 2802 | } |
| 2803 | |
| 2804 | static uint32_t wdqdm_man1(void) |
| 2805 | { |
| 2806 | uint32_t mr14_csab0_bak[DRAM_CH_CNT]; |
| 2807 | uint32_t ch, cs, ddr_csn; |
| 2808 | uint32_t data_l; |
| 2809 | uint32_t err = 0U; |
| 2810 | #ifndef DDR_FAST_INIT |
| 2811 | uint32_t err_flg = 0U; |
| 2812 | #endif/* DDR_FAST_INIT */ |
| 2813 | |
| 2814 | /* CLEAR PREV RESULT */ |
| 2815 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 2816 | ddr_setval_ach_as(_reg_PHY_PER_CS_TRAINING_INDEX, cs); |
| 2817 | ddr_setval_ach_as(_reg_PHY_WDQLVL_CLR_PREV_RESULTS, 0x01U); |
| 2818 | } |
| 2819 | ddrphy_regif_idle(); |
| 2820 | |
| 2821 | for (ddr_csn = 0U; ddr_csn < CSAB_CNT; ddr_csn++) { |
| 2822 | if (((prr_product == PRR_PRODUCT_M3) && |
| 2823 | (prr_cut == PRR_PRODUCT_10))) { |
| 2824 | wdqdm_cp(ddr_csn, 0U); |
| 2825 | } |
| 2826 | |
| 2827 | foreach_vch(ch) { |
| 2828 | data_l = ddr_getval(ch, reg_pi_mr14_data_fx_csx[1][ddr_csn]); |
| 2829 | ddr_setval(ch, reg_pi_mr14_data_fx_csx[1][0], data_l); |
| 2830 | } |
| 2831 | |
| 2832 | /* KICK WDQLVL */ |
| 2833 | err = swlvl1(ddr_csn, _reg_PI_WDQLVL_CS, _reg_PI_WDQLVL_REQ); |
| 2834 | if (err != 0U) { |
| 2835 | goto err_exit; |
| 2836 | } |
| 2837 | |
| 2838 | if (ddr_csn == 0U) { |
| 2839 | foreach_vch(ch) { |
| 2840 | mr14_csab0_bak[ch] = ddr_getval(ch, |
| 2841 | reg_pi_mr14_data_fx_csx[1][0]); |
| 2842 | } |
| 2843 | } else { |
| 2844 | foreach_vch(ch) { |
| 2845 | ddr_setval(ch, reg_pi_mr14_data_fx_csx[1][0], |
| 2846 | mr14_csab0_bak[ch]); |
| 2847 | } |
| 2848 | } |
| 2849 | #ifndef DDR_FAST_INIT |
| 2850 | foreach_vch(ch) { |
| 2851 | if ((ch_have_this_cs[ddr_csn % 2U] & (1U << ch)) == 0U) { |
| 2852 | wdqdm_clr1(ch, ddr_csn); |
| 2853 | continue; |
| 2854 | } |
| 2855 | err = wdqdm_ana1(ch, ddr_csn); |
| 2856 | if (err != 0U) { |
| 2857 | err_flg |= (1U << (ddr_csn * 4U + ch)); |
| 2858 | } |
| 2859 | ddrphy_regif_idle(); |
| 2860 | } |
| 2861 | #endif/* DDR_FAST_INIT */ |
| 2862 | } |
| 2863 | err_exit: |
| 2864 | #ifndef DDR_FAST_INIT |
| 2865 | err |= err_flg; |
| 2866 | #endif/* DDR_FAST_INIT */ |
| 2867 | |
| 2868 | return err; |
| 2869 | } |
| 2870 | |
| 2871 | static uint32_t wdqdm_man(void) |
| 2872 | { |
| 2873 | uint32_t datal, ch, ddr_csn, mr14_bkup[4][4]; |
| 2874 | const uint32_t retry_max = 0x10U; |
| 2875 | uint32_t err, retry_cnt; |
| 2876 | |
| 2877 | datal = RL + js2[js2_tdqsck] + (16U / 2U) + 1U - WL + 2U + 2U + 19U; |
| 2878 | if ((mmio_read_32(DBSC_DBTR(11)) & 0xFF) > datal) { |
| 2879 | datal = mmio_read_32(DBSC_DBTR(11)) & 0xFF; |
| 2880 | } |
| 2881 | ddr_setval_ach(_reg_PI_TDFI_WDQLVL_RW, datal); |
| 2882 | |
| 2883 | ddr_setval_ach(_reg_PI_TDFI_WDQLVL_WR, |
| 2884 | (mmio_read_32(DBSC_DBTR(12)) & 0xFF) + 10); |
| 2885 | |
| 2886 | ddr_setval_ach(_reg_PI_TRFC_F0, mmio_read_32(DBSC_DBTR(13)) & 0x1FF); |
| 2887 | ddr_setval_ach(_reg_PI_TRFC_F1, mmio_read_32(DBSC_DBTR(13)) & 0x1FF); |
| 2888 | |
| 2889 | retry_cnt = 0U; |
| 2890 | err = 0U; |
| 2891 | do { |
| 2892 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_EN, 0x01); |
| 2893 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_NORMAL_STEPSIZE, 0x01); |
| 2894 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_DELTA, 0x0C); |
| 2895 | dsb_sev(); |
| 2896 | err = wdqdm_man1(); |
| 2897 | foreach_vch(ch) { |
| 2898 | for (ddr_csn = 0U; ddr_csn < CSAB_CNT; ddr_csn++) { |
| 2899 | mr14_bkup[ch][ddr_csn] = |
| 2900 | ddr_getval(ch, reg_pi_mr14_data_fx_csx |
| 2901 | [1][ddr_csn]); |
| 2902 | dsb_sev(); |
| 2903 | } |
| 2904 | } |
| 2905 | |
| 2906 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_DELTA, 0x04); |
| 2907 | |
| 2908 | pvtcode_update(); |
| 2909 | err = wdqdm_man1(); |
| 2910 | foreach_vch(ch) { |
| 2911 | for (ddr_csn = 0U; ddr_csn < CSAB_CNT; ddr_csn++) { |
| 2912 | mr14_bkup[ch][ddr_csn] = |
| 2913 | (mr14_bkup[ch][ddr_csn] + |
| 2914 | ddr_getval(ch, reg_pi_mr14_data_fx_csx |
| 2915 | [1][ddr_csn])) / 2U; |
| 2916 | ddr_setval(ch, |
| 2917 | reg_pi_mr14_data_fx_csx[1] |
| 2918 | [ddr_csn], |
| 2919 | mr14_bkup[ch][ddr_csn]); |
| 2920 | } |
| 2921 | } |
| 2922 | |
| 2923 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_NORMAL_STEPSIZE, 0x0U); |
| 2924 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_DELTA, 0x0U); |
| 2925 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_INITIAL_START_POINT, 0x0U); |
| 2926 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_INITIAL_STOP_POINT, 0x0U); |
| 2927 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_INITIAL_STEPSIZE, 0x0U); |
| 2928 | |
| 2929 | pvtcode_update2(); |
| 2930 | err = wdqdm_man1(); |
| 2931 | ddr_setval_ach(_reg_PI_WDQLVL_VREF_EN, 0x0U); |
| 2932 | |
| 2933 | } while ((err != 0U) && (++retry_cnt < retry_max)); |
| 2934 | |
| 2935 | if (prr_product == PRR_PRODUCT_M3 && prr_cut <= PRR_PRODUCT_10) { |
| 2936 | wdqdm_cp(0U, 1U); |
| 2937 | } |
| 2938 | |
| 2939 | return (retry_cnt >= retry_max); |
| 2940 | } |
| 2941 | |
| 2942 | /* RDQ TRAINING */ |
| 2943 | #ifndef DDR_FAST_INIT |
| 2944 | static void rdqdm_clr1(uint32_t ch, uint32_t ddr_csn) |
| 2945 | { |
| 2946 | uint32_t cs, slice; |
| 2947 | uint32_t data_l; |
| 2948 | int32_t i, k; |
| 2949 | |
| 2950 | /* clr of training results buffer */ |
| 2951 | cs = ddr_csn % 2U; |
| 2952 | data_l = board_cnf->dqdm_dly_r; |
| 2953 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 2954 | k = (board_cnf->ch[ch].dqs_swap >> (4 * slice)) & 0x0f; |
| 2955 | if (((k >= 2) && (ddr_csn < 2)) || ((k < 2) && (ddr_csn >= 2))) { |
| 2956 | continue; |
| 2957 | } |
| 2958 | |
| 2959 | for (i = 0; i <= 8; i++) { |
| 2960 | if ((ch_have_this_cs[CS_CNT - 1 - cs] & (1U << ch)) != 0U) { |
| 2961 | rdqdm_dly[ch][cs][slice][i] = |
| 2962 | rdqdm_dly[ch][CS_CNT - 1 - cs][slice][i]; |
| 2963 | rdqdm_dly[ch][cs][slice + SLICE_CNT][i] = |
| 2964 | rdqdm_dly[ch][CS_CNT - 1 - cs][slice + SLICE_CNT][i]; |
| 2965 | } else { |
| 2966 | rdqdm_dly[ch][cs][slice][i] = data_l; |
| 2967 | rdqdm_dly[ch][cs][slice + SLICE_CNT][i] = data_l; |
| 2968 | } |
| 2969 | rdqdm_le[ch][cs][slice][i] = 0U; |
| 2970 | rdqdm_le[ch][cs][slice + SLICE_CNT][i] = 0U; |
| 2971 | rdqdm_te[ch][cs][slice][i] = 0U; |
| 2972 | rdqdm_te[ch][cs][slice + SLICE_CNT][i] = 0U; |
| 2973 | rdqdm_nw[ch][cs][slice][i] = 0U; |
| 2974 | rdqdm_nw[ch][cs][slice + SLICE_CNT][i] = 0U; |
| 2975 | } |
| 2976 | rdqdm_st[ch][cs][slice] = 0U; |
| 2977 | rdqdm_win[ch][cs][slice] = 0U; |
| 2978 | } |
| 2979 | } |
| 2980 | |
| 2981 | static uint32_t rdqdm_ana1(uint32_t ch, uint32_t ddr_csn) |
| 2982 | { |
| 2983 | uint32_t rdq_status_obs_select; |
| 2984 | uint32_t cs, slice; |
| 2985 | uint32_t data_l; |
| 2986 | uint32_t err; |
| 2987 | uint32_t dq; |
| 2988 | int32_t min_win; |
| 2989 | int8_t _adj; |
| 2990 | int16_t adj; |
| 2991 | int32_t min_win; |
| 2992 | int32_t win; |
| 2993 | int32_t i, k; |
| 2994 | |
| 2995 | /* analysis of training results */ |
| 2996 | err = 0U; |
| 2997 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 2998 | k = (board_cnf->ch[ch].dqs_swap >> (4 * slice)) & 0x0f; |
| 2999 | if (((k >= 2) && (ddr_csn < 2)) || ((k < 2) && (ddr_csn >= 2))) { |
| 3000 | continue; |
| 3001 | } |
| 3002 | |
| 3003 | cs = ddr_csn % 2U; |
| 3004 | ddr_setval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_INDEX, cs); |
| 3005 | ddrphy_regif_idle(); |
| 3006 | |
| 3007 | ddr_getval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_INDEX); |
| 3008 | ddrphy_regif_idle(); |
| 3009 | |
| 3010 | for (i = 0; i <= 8; i++) { |
| 3011 | dq = slice * 8 + i; |
| 3012 | if (i == 8) { |
| 3013 | _adj = board_cnf->ch[ch].dm_adj_r[slice]; |
| 3014 | } else { |
| 3015 | _adj = board_cnf->ch[ch].dq_adj_r[dq]; |
| 3016 | } |
| 3017 | |
| 3018 | adj = _f_scale_adj(_adj); |
| 3019 | |
| 3020 | data_l = ddr_getval_s(ch, slice, |
| 3021 | _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i]) + adj; |
| 3022 | ddr_setval_s(ch, slice, |
| 3023 | _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i], |
| 3024 | data_l); |
| 3025 | rdqdm_dly[ch][cs][slice][i] = data_l; |
| 3026 | |
| 3027 | data_l = ddr_getval_s(ch, slice, |
| 3028 | _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY[i]) + adj; |
| 3029 | ddr_setval_s(ch, slice, |
| 3030 | _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY[i], |
| 3031 | data_l); |
| 3032 | rdqdm_dly[ch][cs][slice + SLICE_CNT][i] = data_l; |
| 3033 | } |
| 3034 | min_win = INT_LEAST32_MAX; |
| 3035 | for (i = 0; i <= 8; i++) { |
| 3036 | data_l = |
| 3037 | ddr_getval_s(ch, slice, _reg_PHY_RDLVL_STATUS_OBS); |
| 3038 | rdqdm_st[ch][cs][slice] = data_l; |
| 3039 | rdqdm_st[ch][cs][slice + SLICE_CNT] = data_l; |
| 3040 | /* k : rise/fall */ |
| 3041 | for (k = 0; k < 2; k++) { |
| 3042 | if (i == 8) { |
| 3043 | rdq_status_obs_select = 16 + 8 * k; |
| 3044 | } else { |
| 3045 | rdq_status_obs_select = i + k * 8; |
| 3046 | } |
| 3047 | ddr_setval_s(ch, slice, |
| 3048 | _reg_PHY_RDLVL_RDDQS_DQ_OBS_SELECT, |
| 3049 | rdq_status_obs_select); |
| 3050 | |
| 3051 | data_l = |
| 3052 | ddr_getval_s(ch, slice, |
| 3053 | _reg_PHY_RDLVL_RDDQS_DQ_LE_DLY_OBS); |
| 3054 | rdqdm_le[ch][cs][slice + SLICE_CNT * k][i] = data_l; |
| 3055 | |
| 3056 | data_l = |
| 3057 | ddr_getval_s(ch, slice, |
| 3058 | _reg_PHY_RDLVL_RDDQS_DQ_TE_DLY_OBS); |
| 3059 | rdqdm_te[ch][cs][slice + SLICE_CNT * k][i] = data_l; |
| 3060 | |
| 3061 | data_l = |
| 3062 | ddr_getval_s(ch, slice, |
| 3063 | _reg_PHY_RDLVL_RDDQS_DQ_NUM_WINDOWS_OBS); |
| 3064 | rdqdm_nw[ch][cs][slice + SLICE_CNT * k][i] = data_l; |
| 3065 | |
| 3066 | win = |
| 3067 | (int32_t)rdqdm_te[ch][cs][slice + |
| 3068 | SLICE_CNT * |
| 3069 | k][i] - |
| 3070 | rdqdm_le[ch][cs][slice + SLICE_CNT * k][i]; |
| 3071 | if (i != 8) { |
| 3072 | if (min_win > win) { |
| 3073 | min_win = win; |
| 3074 | } |
| 3075 | } |
| 3076 | } |
| 3077 | } |
| 3078 | rdqdm_win[ch][cs][slice] = min_win; |
| 3079 | if (min_win <= 0) { |
| 3080 | err = 2; |
| 3081 | } |
| 3082 | } |
| 3083 | return err; |
| 3084 | } |
| 3085 | #else /* DDR_FAST_INIT */ |
| 3086 | static void rdqdm_man1_set(uint32_t ddr_csn, uint32_t ch, uint32_t slice) |
| 3087 | { |
| 3088 | uint32_t i, adj, data_l; |
| 3089 | |
| 3090 | for (i = 0U; i <= 8U; i++) { |
| 3091 | if (i == 8U) { |
| 3092 | adj = _f_scale_adj(board_cnf->ch[ch].dm_adj_r[slice]); |
| 3093 | } else { |
| 3094 | adj = _f_scale_adj(board_cnf->ch[ch].dq_adj_r[slice * 8U + i]); |
| 3095 | } |
| 3096 | ddr_setval_s(ch, slice, _reg_PHY_PER_CS_TRAINING_INDEX, ddr_csn); |
| 3097 | data_l = ddr_getval_s(ch, slice, _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i]) + adj; |
| 3098 | ddr_setval_s(ch, slice, _reg_PHY_RDDQS_X_RISE_SLAVE_DELAY[i], data_l); |
| 3099 | rdqdm_dly[ch][ddr_csn][slice][i] = data_l; |
| 3100 | rdqdm_dly[ch][ddr_csn | 1U][slice][i] = data_l; |
| 3101 | |
| 3102 | data_l = ddr_getval_s(ch, slice, _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY[i]) + adj; |
| 3103 | ddr_setval_s(ch, slice, _reg_PHY_RDDQS_X_FALL_SLAVE_DELAY[i], data_l); |
| 3104 | rdqdm_dly[ch][ddr_csn][slice + SLICE_CNT][i] = data_l; |
| 3105 | rdqdm_dly[ch][ddr_csn | 1U][slice + SLICE_CNT][i] = data_l; |
| 3106 | } |
| 3107 | } |
| 3108 | #endif /* DDR_FAST_INIT */ |
| 3109 | |
| 3110 | static uint32_t rdqdm_man1(void) |
| 3111 | { |
| 3112 | uint32_t ch; |
| 3113 | uint32_t ddr_csn; |
| 3114 | uint32_t val; |
| 3115 | #ifdef DDR_FAST_INIT |
| 3116 | uint32_t slice; |
| 3117 | #endif/* DDR_FAST_INIT */ |
| 3118 | uint32_t err; |
| 3119 | |
| 3120 | /* manual execution of training */ |
| 3121 | err = 0U; |
| 3122 | |
| 3123 | for (ddr_csn = 0U; ddr_csn < CSAB_CNT; ddr_csn++) { |
| 3124 | /* KICK RDQLVL */ |
| 3125 | err = swlvl1(ddr_csn, _reg_PI_RDLVL_CS, _reg_PI_RDLVL_REQ); |
| 3126 | if (err != 0U) { |
| 3127 | goto err_exit; |
| 3128 | } |
| 3129 | #ifndef DDR_FAST_INIT |
| 3130 | foreach_vch(ch) { |
| 3131 | if ((ch_have_this_cs[ddr_csn % 2] & (1U << ch)) == 0U) { |
| 3132 | rdqdm_clr1(ch, ddr_csn); |
| 3133 | ddrphy_regif_idle(); |
| 3134 | continue; |
| 3135 | } |
| 3136 | err = rdqdm_ana1(ch, ddr_csn); |
| 3137 | ddrphy_regif_idle(); |
| 3138 | if (err != 0U) { |
| 3139 | goto err_exit; |
| 3140 | } |
| 3141 | } |
| 3142 | #else/* DDR_FAST_INIT */ |
| 3143 | foreach_vch(ch) { |
| 3144 | if ((ch_have_this_cs[ddr_csn] & (1U << ch)) != 0U) { |
| 3145 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3146 | val = ddr_getval_s(ch, slice, _reg_PHY_RDLVL_STATUS_OBS); |
| 3147 | if (val != 0x0D00FFFFU) { |
| 3148 | err = (1U << ch) | (0x10U << slice); |
| 3149 | goto err_exit; |
| 3150 | } |
| 3151 | } |
| 3152 | } |
| 3153 | if ((prr_product == PRR_PRODUCT_M3) && |
| 3154 | (prr_cut <= PRR_PRODUCT_10)) { |
| 3155 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3156 | rdqdm_man1_set(ddr_csn, ch, slice); |
| 3157 | } |
| 3158 | } |
| 3159 | } |
| 3160 | ddrphy_regif_idle(); |
| 3161 | |
| 3162 | #endif/* DDR_FAST_INIT */ |
| 3163 | } |
| 3164 | |
| 3165 | err_exit: |
| 3166 | return err; |
| 3167 | } |
| 3168 | |
| 3169 | static uint32_t rdqdm_man(void) |
| 3170 | { |
| 3171 | uint32_t err, retry_cnt; |
| 3172 | const uint32_t retry_max = 0x01U; |
| 3173 | |
| 3174 | ddr_setval_ach_as(_reg_PHY_DQ_TSEL_ENABLE, |
| 3175 | 0x00000004U | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3176 | _reg_PHY_DQ_TSEL_ENABLE)); |
| 3177 | ddr_setval_ach_as(_reg_PHY_DQS_TSEL_ENABLE, |
| 3178 | 0x00000004U | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3179 | _reg_PHY_DQS_TSEL_ENABLE)); |
| 3180 | ddr_setval_ach_as(_reg_PHY_DQ_TSEL_SELECT, |
| 3181 | 0xFF0FFFFFU & ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3182 | _reg_PHY_DQ_TSEL_SELECT)); |
| 3183 | ddr_setval_ach_as(_reg_PHY_DQS_TSEL_SELECT, |
| 3184 | 0xFF0FFFFFU & ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3185 | _reg_PHY_DQS_TSEL_SELECT)); |
| 3186 | |
| 3187 | retry_cnt = 0U; |
| 3188 | do { |
| 3189 | err = rdqdm_man1(); |
| 3190 | ddrphy_regif_idle(); |
| 3191 | } while ((err != 0U) && (++retry_cnt < retry_max)); |
| 3192 | ddr_setval_ach_as(_reg_PHY_DQ_TSEL_ENABLE, |
| 3193 | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3194 | _reg_PHY_DQ_TSEL_ENABLE)); |
| 3195 | ddr_setval_ach_as(_reg_PHY_DQS_TSEL_ENABLE, |
| 3196 | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3197 | _reg_PHY_DQS_TSEL_ENABLE)); |
| 3198 | ddr_setval_ach_as(_reg_PHY_DQ_TSEL_SELECT, |
| 3199 | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3200 | _reg_PHY_DQ_TSEL_SELECT)); |
| 3201 | ddr_setval_ach_as(_reg_PHY_DQS_TSEL_SELECT, |
| 3202 | ddrtbl_getval(_cnf_DDR_PHY_SLICE_REGSET, |
| 3203 | _reg_PHY_DQS_TSEL_SELECT)); |
| 3204 | |
| 3205 | return (retry_cnt >= retry_max); |
| 3206 | } |
| 3207 | |
| 3208 | /* rx offset calibration */ |
| 3209 | static int32_t _find_change(uint64_t val, uint32_t dir) |
| 3210 | { |
| 3211 | int32_t i; |
| 3212 | uint32_t startval; |
| 3213 | uint32_t curval; |
| 3214 | const int32_t VAL_END = 0x3fU; |
| 3215 | |
| 3216 | if (dir == 0U) { |
| 3217 | startval = (val & 0x01U); |
| 3218 | for (i = 1; i <= VAL_END; i++) { |
| 3219 | curval = (val >> i) & 0x01U; |
| 3220 | if (curval != startval) { |
| 3221 | return i; |
| 3222 | } |
| 3223 | } |
| 3224 | return VAL_END; |
| 3225 | } |
| 3226 | |
| 3227 | startval = (val >> dir) & 0x01U; |
| 3228 | for (i = (int32_t)dir - 1; i >= 0; i--) { |
| 3229 | curval = (val >> i) & 0x01U; |
| 3230 | if (curval != startval) { |
| 3231 | return i; |
| 3232 | } |
| 3233 | } |
| 3234 | |
| 3235 | return 0; |
| 3236 | } |
| 3237 | |
| 3238 | static uint32_t _rx_offset_cal_updn(uint32_t code) |
| 3239 | { |
| 3240 | const uint32_t CODE_MAX = 0x40U; |
| 3241 | uint32_t tmp; |
| 3242 | |
| 3243 | if (code == 0U) { |
| 3244 | tmp = (1U << 6) | (CODE_MAX - 1U); |
| 3245 | } else { |
| 3246 | tmp = (code << 6) | (CODE_MAX - code); |
| 3247 | } |
| 3248 | |
| 3249 | return tmp; |
| 3250 | } |
| 3251 | |
| 3252 | static uint32_t rx_offset_cal(void) |
| 3253 | { |
| 3254 | uint32_t index; |
| 3255 | uint32_t code; |
| 3256 | const uint32_t CODE_MAX = 0x40U; |
| 3257 | const uint32_t CODE_STEP = 2U; |
| 3258 | uint32_t ch, slice; |
| 3259 | uint32_t tmp; |
| 3260 | uint32_t tmp_ach_as[DRAM_CH_CNT][SLICE_CNT]; |
| 3261 | uint64_t val[DRAM_CH_CNT][SLICE_CNT][_reg_PHY_RX_CAL_X_NUM]; |
| 3262 | uint64_t tmpval; |
| 3263 | int32_t lsb, msb; |
| 3264 | |
| 3265 | ddr_setval_ach_as(_reg_PHY_RX_CAL_OVERRIDE, 0x01); |
| 3266 | foreach_vch(ch) { |
| 3267 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3268 | for (index = 0U; index < _reg_PHY_RX_CAL_X_NUM; index++) { |
| 3269 | val[ch][slice][index] = 0U; |
| 3270 | } |
| 3271 | } |
| 3272 | } |
| 3273 | |
| 3274 | for (code = 0U; code < CODE_MAX / CODE_STEP; code++) { |
| 3275 | tmp = _rx_offset_cal_updn(code * CODE_STEP); |
| 3276 | for (index = 0U; index < _reg_PHY_RX_CAL_X_NUM; index++) { |
| 3277 | ddr_setval_ach_as(_reg_PHY_RX_CAL_X[index], tmp); |
| 3278 | } |
| 3279 | dsb_sev(); |
| 3280 | ddr_getval_ach_as(_reg_PHY_RX_CAL_OBS, (uint32_t *)tmp_ach_as); |
| 3281 | |
| 3282 | foreach_vch(ch) { |
| 3283 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3284 | tmp = tmp_ach_as[ch][slice]; |
| 3285 | for (index = 0U; index < _reg_PHY_RX_CAL_X_NUM; |
| 3286 | index++) { |
| 3287 | if ((tmp & (1U << index)) != 0U) { |
| 3288 | val[ch][slice][index] |= |
| 3289 | (1ULL << code); |
| 3290 | } else { |
| 3291 | val[ch][slice][index] &= |
| 3292 | ~(1ULL << code); |
| 3293 | } |
| 3294 | } |
| 3295 | } |
| 3296 | } |
| 3297 | } |
| 3298 | foreach_vch(ch) { |
| 3299 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3300 | for (index = 0U; index < _reg_PHY_RX_CAL_X_NUM; |
| 3301 | index++) { |
| 3302 | tmpval = val[ch][slice][index]; |
| 3303 | lsb = _find_change(tmpval, 0U); |
| 3304 | msb = _find_change(tmpval, |
| 3305 | (CODE_MAX / CODE_STEP) - 1U); |
| 3306 | tmp = (lsb + msb) >> 1U; |
| 3307 | |
| 3308 | tmp = _rx_offset_cal_updn(tmp * CODE_STEP); |
| 3309 | ddr_setval_s(ch, slice, |
| 3310 | _reg_PHY_RX_CAL_X[index], tmp); |
| 3311 | } |
| 3312 | } |
| 3313 | } |
| 3314 | ddr_setval_ach_as(_reg_PHY_RX_CAL_OVERRIDE, 0x00); |
| 3315 | |
| 3316 | return 0U; |
| 3317 | } |
| 3318 | |
| 3319 | static uint32_t rx_offset_cal_hw(void) |
| 3320 | { |
| 3321 | uint32_t ch, slice; |
| 3322 | uint32_t retry; |
| 3323 | uint32_t complete; |
| 3324 | uint32_t tmp; |
| 3325 | uint32_t tmp_ach_as[DRAM_CH_CNT][SLICE_CNT]; |
| 3326 | |
| 3327 | ddr_setval_ach_as(_reg_PHY_RX_CAL_X[9], 0x00); |
| 3328 | ddr_setval_ach_as(_reg_PHY_RX_CAL_OVERRIDE, 0x00); |
| 3329 | ddr_setval_ach_as(_reg_PHY_RX_CAL_SAMPLE_WAIT, 0x0f); |
| 3330 | |
| 3331 | retry = 0U; |
| 3332 | while (retry < 4096U) { |
| 3333 | if ((retry & 0xffU) == 0U) { |
| 3334 | ddr_setval_ach_as(_reg_SC_PHY_RX_CAL_START, 0x01); |
| 3335 | } |
| 3336 | foreach_vch(ch) { |
| 3337 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3338 | tmp_ach_as[ch][slice] = |
| 3339 | ddr_getval_s(ch, slice, |
| 3340 | _reg_PHY_RX_CAL_X[9]); |
| 3341 | } |
| 3342 | } |
| 3343 | |
| 3344 | complete = 1U; |
| 3345 | foreach_vch(ch) { |
| 3346 | for (slice = 0U; slice < SLICE_CNT; slice++) { |
| 3347 | tmp = tmp_ach_as[ch][slice]; |
| 3348 | tmp = (tmp & 0x3fU) + ((tmp >> 6) & 0x3fU); |
| 3349 | if (tmp != 0x40U) { |
| 3350 | complete = 0U; |
| 3351 | } |
| 3352 | } |
| 3353 | } |
| 3354 | if (complete != 0U) { |
| 3355 | break; |
| 3356 | } |
| 3357 | |
| 3358 | retry++; |
| 3359 | } |
| 3360 | |
| 3361 | return (complete == 0U); |
| 3362 | } |
| 3363 | |
| 3364 | /* adjust wpath latency */ |
| 3365 | static void adjust_wpath_latency(void) |
| 3366 | { |
| 3367 | uint32_t ch, cs, slice; |
| 3368 | uint32_t dly; |
| 3369 | uint32_t wpath_add; |
| 3370 | const uint32_t _par_EARLY_THRESHOLD_VAL = 0x180U; |
| 3371 | |
| 3372 | foreach_vch(ch) { |
| 3373 | for (slice = 0U; slice < SLICE_CNT; slice += 1U) { |
| 3374 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 3375 | ddr_setval_s(ch, slice, |
| 3376 | _reg_PHY_PER_CS_TRAINING_INDEX, |
| 3377 | cs); |
| 3378 | ddr_getval_s(ch, slice, |
| 3379 | _reg_PHY_PER_CS_TRAINING_INDEX); |
| 3380 | dly = |
| 3381 | ddr_getval_s(ch, slice, |
| 3382 | _reg_PHY_CLK_WRDQS_SLAVE_DELAY); |
| 3383 | if (dly <= _par_EARLY_THRESHOLD_VAL) { |
| 3384 | continue; |
| 3385 | } |
| 3386 | |
| 3387 | wpath_add = |
| 3388 | ddr_getval_s(ch, slice, |
| 3389 | _reg_PHY_WRITE_PATH_LAT_ADD); |
| 3390 | ddr_setval_s(ch, slice, |
| 3391 | _reg_PHY_WRITE_PATH_LAT_ADD, |
| 3392 | wpath_add - 1U); |
| 3393 | } |
| 3394 | } |
| 3395 | } |
| 3396 | } |
| 3397 | |
| 3398 | /* DDR Initialize entry */ |
| 3399 | int32_t rzg_dram_init(void) |
| 3400 | { |
| 3401 | uint32_t ch, cs; |
| 3402 | uint32_t data_l; |
| 3403 | uint32_t bus_mbps, bus_mbpsdiv; |
| 3404 | uint32_t tmp_tccd; |
| 3405 | uint32_t failcount; |
| 3406 | uint32_t cnf_boardtype; |
| 3407 | int32_t ret = INITDRAM_NG; |
| 3408 | |
| 3409 | /* Thermal sensor setting */ |
| 3410 | data_l = mmio_read_32(CPG_MSTPSR5); |
| 3411 | if ((data_l & BIT(22)) != 0U) { /* case THS/TSC Standby */ |
| 3412 | data_l &= ~BIT(22); |
| 3413 | cpg_write_32(CPG_SMSTPCR5, data_l); |
| 3414 | while ((mmio_read_32(CPG_MSTPSR5) & BIT(22)) != 0U) { |
| 3415 | /* wait bit=0 */ |
| 3416 | } |
| 3417 | } |
| 3418 | |
| 3419 | /* THCTR Bit6: PONM=0 , Bit0: THSST=0 */ |
| 3420 | data_l = mmio_read_32(THS1_THCTR) & 0xFFFFFFBE; |
| 3421 | mmio_write_32(THS1_THCTR, data_l); |
| 3422 | |
| 3423 | /* Judge product and cut */ |
| 3424 | #ifdef RCAR_DDR_FIXED_LSI_TYPE |
| 3425 | #if (RCAR_LSI == RCAR_AUTO) |
| 3426 | prr_product = mmio_read_32(PRR) & PRR_PRODUCT_MASK; |
| 3427 | prr_cut = mmio_read_32(PRR) & PRR_CUT_MASK; |
| 3428 | #else /* RCAR_LSI */ |
| 3429 | #ifndef RCAR_LSI_CUT |
| 3430 | prr_cut = mmio_read_32(PRR) & PRR_CUT_MASK; |
| 3431 | #endif /* RCAR_LSI_CUT */ |
| 3432 | #endif /* RCAR_LSI */ |
| 3433 | #else /* RCAR_DDR_FIXED_LSI_TYPE */ |
| 3434 | prr_product = mmio_read_32(PRR) & PRR_PRODUCT_MASK; |
| 3435 | prr_cut = mmio_read_32(PRR) & PRR_CUT_MASK; |
| 3436 | #endif /* RCAR_DDR_FIXED_LSI_TYPE */ |
| 3437 | |
| 3438 | if (prr_product == PRR_PRODUCT_M3) { |
| 3439 | p_ddr_regdef_tbl = |
| 3440 | (const uint32_t *)&DDR_REGDEF_TBL[1][0]; |
| 3441 | } else { |
| 3442 | FATAL_MSG("BL2: DDR:Unknown Product\n"); |
| 3443 | goto done; |
| 3444 | } |
| 3445 | |
| 3446 | if ((prr_product == PRR_PRODUCT_M3) && (prr_cut < PRR_PRODUCT_30)) { |
| 3447 | /* non : G2M Ver.1.x not support */ |
| 3448 | } else { |
| 3449 | mmio_write_32(DBSC_DBSYSCNT0, 0x00001234U); |
| 3450 | } |
| 3451 | |
| 3452 | /* Judge board type */ |
| 3453 | cnf_boardtype = boardcnf_get_brd_type(prr_product); |
| 3454 | if (cnf_boardtype >= (uint32_t)BOARDNUM) { |
| 3455 | FATAL_MSG("BL2: DDR:Unknown Board\n"); |
| 3456 | goto done; |
| 3457 | } |
| 3458 | board_cnf = (const struct _boardcnf *)&boardcnfs[cnf_boardtype]; |
| 3459 | |
| 3460 | /* RCAR_DRAM_SPLIT_2CH (2U) */ |
| 3461 | #if RCAR_DRAM_SPLIT == 2 |
| 3462 | ddr_phyvalid = board_cnf->phyvalid; |
| 3463 | #else /* RCAR_DRAM_SPLIT_2CH */ |
| 3464 | ddr_phyvalid = board_cnf->phyvalid; |
| 3465 | #endif /* RCAR_DRAM_SPLIT_2CH */ |
| 3466 | |
| 3467 | max_density = 0U; |
| 3468 | |
| 3469 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 3470 | ch_have_this_cs[cs] = 0U; |
| 3471 | } |
| 3472 | |
| 3473 | foreach_ech(ch) { |
| 3474 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 3475 | ddr_density[ch][cs] = 0xffU; |
| 3476 | } |
| 3477 | } |
| 3478 | |
| 3479 | foreach_vch(ch) { |
| 3480 | for (cs = 0U; cs < CS_CNT; cs++) { |
| 3481 | data_l = board_cnf->ch[ch].ddr_density[cs]; |
| 3482 | ddr_density[ch][cs] = data_l; |
| 3483 | |
| 3484 | if (data_l == 0xffU) { |
| 3485 | continue; |
| 3486 | } |
| 3487 | if (data_l > max_density) { |
| 3488 | max_density = data_l; |
| 3489 | } |
| 3490 | ch_have_this_cs[cs] |= (1U << ch); |
| 3491 | } |
| 3492 | } |
| 3493 | |
| 3494 | /* Judge board clock frequency (in MHz) */ |
| 3495 | boardcnf_get_brd_clk(cnf_boardtype, &brd_clk, &brd_clkdiv); |
| 3496 | if ((brd_clk / brd_clkdiv) > 25U) { |
| 3497 | brd_clkdiva = 1U; |
| 3498 | } else { |
| 3499 | brd_clkdiva = 0U; |
| 3500 | } |
| 3501 | |
| 3502 | /* Judge ddr operating frequency clock(in Mbps) */ |
| 3503 | boardcnf_get_ddr_mbps(cnf_boardtype, &ddr_mbps, &ddr_mbpsdiv); |
| 3504 | |
| 3505 | ddr0800_mul = CLK_DIV(800U, 2U, brd_clk, brd_clkdiv * (brd_clkdiva + 1U)); |
| 3506 | |
| 3507 | ddr_mul = CLK_DIV(ddr_mbps, ddr_mbpsdiv * 2U, brd_clk, |
| 3508 | brd_clkdiv * (brd_clkdiva + 1U)); |
| 3509 | |
| 3510 | /* Adjust tccd */ |
| 3511 | data_l = (0x00006000 & mmio_read_32(RST_MODEMR)) >> 13; |
| 3512 | bus_mbps = 0U; |
| 3513 | bus_mbpsdiv = 0U; |
| 3514 | switch (data_l) { |
| 3515 | case 0: |
| 3516 | bus_mbps = brd_clk * 0x60U * 2U; |
| 3517 | bus_mbpsdiv = brd_clkdiv * 1U; |
| 3518 | break; |
| 3519 | case 1: |
| 3520 | bus_mbps = brd_clk * 0x50U * 2U; |
| 3521 | bus_mbpsdiv = brd_clkdiv * 1U; |
| 3522 | break; |
| 3523 | case 2: |
| 3524 | bus_mbps = brd_clk * 0x40U * 2U; |
| 3525 | bus_mbpsdiv = brd_clkdiv * 1U; |
| 3526 | break; |
| 3527 | case 3: |
| 3528 | bus_mbps = brd_clk * 0x60U * 2U; |
| 3529 | bus_mbpsdiv = brd_clkdiv * 2U; |
| 3530 | break; |
| 3531 | default: |
| 3532 | bus_mbps = brd_clk * 0x60U * 2U; |
| 3533 | bus_mbpsdiv = brd_clkdiv * 2U; |
| 3534 | WARN("BL2: DDR using default values for adjusting tccd"); |
| 3535 | break; |
| 3536 | } |
| 3537 | tmp_tccd = CLK_DIV(ddr_mbps * 8U, ddr_mbpsdiv, bus_mbps, bus_mbpsdiv); |
| 3538 | if (8U * ddr_mbps * bus_mbpsdiv != tmp_tccd * bus_mbps * ddr_mbpsdiv) { |
| 3539 | tmp_tccd = tmp_tccd + 1U; |
| 3540 | } |
| 3541 | |
| 3542 | if (tmp_tccd < 8U) { |
| 3543 | ddr_tccd = 8U; |
| 3544 | } else { |
| 3545 | ddr_tccd = tmp_tccd; |
| 3546 | } |
| 3547 | |
| 3548 | NOTICE("BL2: DDR%d(%s)\n", ddr_mbps / ddr_mbpsdiv, RCAR_DDR_VERSION); |
| 3549 | |
| 3550 | MSG_LF("Start\n"); |
| 3551 | |
| 3552 | /* PLL Setting */ |
| 3553 | pll3_control(1U); |
| 3554 | |
| 3555 | /* initialize DDR */ |
| 3556 | data_l = init_ddr(); |
| 3557 | if (data_l == ddr_phyvalid) { |
| 3558 | failcount = 0U; |
| 3559 | } else { |
| 3560 | failcount = 1U; |
| 3561 | } |
| 3562 | |
| 3563 | foreach_vch(ch) { |
| 3564 | mmio_write_32(DBSC_DBPDLK(ch), 0x00000000U); |
| 3565 | } |
| 3566 | if ((prr_product == PRR_PRODUCT_M3) && (prr_cut < PRR_PRODUCT_30)) { |
| 3567 | /* non : G2M Ver.1.x not support */ |
| 3568 | } else { |
| 3569 | mmio_write_32(DBSC_DBSYSCNT0, 0x00000000); |
| 3570 | } |
| 3571 | |
| 3572 | if (failcount == 0U) { |
| 3573 | ret = INITDRAM_OK; |
| 3574 | } |
| 3575 | |
| 3576 | done: |
| 3577 | return ret; |
| 3578 | } |
| 3579 | |
| 3580 | static void pvtcode_update(void) |
| 3581 | { |
| 3582 | uint32_t ch; |
| 3583 | uint32_t data_l; |
| 3584 | uint32_t pvtp[4], pvtn[4], pvtp_init, pvtn_init; |
| 3585 | int32_t pvtp_tmp, pvtn_tmp; |
| 3586 | |
| 3587 | foreach_vch(ch) { |
| 3588 | pvtn_init = (tcal.tcomp_cal[ch] & 0xFC0U) >> 6; |
| 3589 | pvtp_init = (tcal.tcomp_cal[ch] & 0x03FU) >> 0; |
| 3590 | |
| 3591 | if (8912U * pvtp_init > 44230U) { |
| 3592 | pvtp_tmp = (5000U + 8912U * pvtp_init - 44230U) / 10000U; |
| 3593 | } else { |
| 3594 | pvtp_tmp = |
| 3595 | -((-(5000 + 8912 * pvtp_init - 44230)) / 10000); |
| 3596 | } |
| 3597 | pvtn_tmp = (5000U + 5776U * (uint32_t)pvtn_init + 30280U) / 10000U; |
| 3598 | |
| 3599 | pvtn[ch] = (uint32_t)pvtn_tmp + pvtn_init; |
| 3600 | pvtp[ch] = (uint32_t)pvtp_tmp + pvtp_init; |
| 3601 | |
| 3602 | if (pvtn[ch] > 63U) { |
| 3603 | pvtn[ch] = 63U; |
| 3604 | pvtp[ch] = |
| 3605 | (pvtp_tmp) * (63 - 6 * pvtn_tmp - |
| 3606 | pvtn_init) / (pvtn_tmp) + |
| 3607 | 6 * pvtp_tmp + pvtp_init; |
| 3608 | } |
| 3609 | |
| 3610 | data_l = pvtp[ch] | (pvtn[ch] << 6) | 0x00015000U; |
| 3611 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_FDBK_TERM), |
| 3612 | data_l | 0x00020000U); |
| 3613 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_DATA_TERM), |
| 3614 | data_l); |
| 3615 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_DQS_TERM), |
| 3616 | data_l); |
| 3617 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_ADDR_TERM), |
| 3618 | data_l); |
| 3619 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_CS_TERM), |
| 3620 | data_l); |
| 3621 | } |
| 3622 | } |
| 3623 | |
| 3624 | static void pvtcode_update2(void) |
| 3625 | { |
| 3626 | uint32_t ch; |
| 3627 | |
| 3628 | foreach_vch(ch) { |
| 3629 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_FDBK_TERM), |
| 3630 | tcal.init_cal[ch] | 0x00020000U); |
| 3631 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_DATA_TERM), |
| 3632 | tcal.init_cal[ch]); |
| 3633 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_DQS_TERM), |
| 3634 | tcal.init_cal[ch]); |
| 3635 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_ADDR_TERM), |
| 3636 | tcal.init_cal[ch]); |
| 3637 | reg_ddrphy_write(ch, ddr_regdef_adr(_reg_PHY_PAD_CS_TERM), |
| 3638 | tcal.init_cal[ch]); |
| 3639 | } |
| 3640 | } |
| 3641 | |
| 3642 | static void ddr_padcal_tcompensate_getinit(uint32_t override) |
| 3643 | { |
| 3644 | uint32_t ch; |
| 3645 | uint32_t data_l; |
| 3646 | uint32_t pvtp, pvtn; |
| 3647 | |
| 3648 | tcal.init_temp = 0; |
| 3649 | for (ch = 0U; ch < 4U; ch++) { |
| 3650 | tcal.init_cal[ch] = 0U; |
| 3651 | tcal.tcomp_cal[ch] = 0U; |
| 3652 | } |
| 3653 | |
| 3654 | foreach_vch(ch) { |
| 3655 | tcal.init_cal[ch] = ddr_getval(ch, _reg_PHY_PAD_TERM_X[1]); |
| 3656 | tcal.tcomp_cal[ch] = ddr_getval(ch, _reg_PHY_PAD_TERM_X[1]); |
| 3657 | } |
| 3658 | |
| 3659 | if (override == 0U) { |
| 3660 | data_l = mmio_read_32(THS1_TEMP); |
| 3661 | if (data_l < 2800U) { |
| 3662 | tcal.init_temp = |
| 3663 | (143 * (int32_t)data_l - 359000) / 1000; |
| 3664 | } else { |
| 3665 | tcal.init_temp = |
| 3666 | (121 * (int32_t)data_l - 296300) / 1000; |
| 3667 | } |
| 3668 | |
| 3669 | foreach_vch(ch) { |
| 3670 | pvtp = (tcal.init_cal[ch] >> 0) & 0x000003FU; |
| 3671 | pvtn = (tcal.init_cal[ch] >> 6) & 0x000003FU; |
| 3672 | if ((int32_t)pvtp > |
| 3673 | ((tcal.init_temp * 29 - 3625) / 1000)) { |
| 3674 | pvtp = (int32_t)pvtp + |
| 3675 | ((3625 - tcal.init_temp * 29) / 1000); |
| 3676 | } else { |
| 3677 | pvtp = 0U; |
| 3678 | } |
| 3679 | |
| 3680 | if ((int32_t)pvtn > |
| 3681 | ((tcal.init_temp * 54 - 6750) / 1000)) { |
| 3682 | pvtn = (int32_t)pvtn + |
| 3683 | ((6750 - tcal.init_temp * 54) / 1000); |
| 3684 | } else { |
| 3685 | pvtn = 0U; |
| 3686 | } |
| 3687 | |
| 3688 | tcal.init_cal[ch] = 0x00015000U | (pvtn << 6) | pvtp; |
| 3689 | } |
| 3690 | tcal.init_temp = 125; |
| 3691 | } |
| 3692 | } |
| 3693 | |
| 3694 | #ifndef DDR_QOS_INIT_SETTING |
| 3695 | /* For QoS init */ |
| 3696 | uint8_t rzg_get_boardcnf_phyvalid(void) |
| 3697 | { |
| 3698 | return ddr_phyvalid; |
| 3699 | } |
| 3700 | #endif /* DDR_QOS_INIT_SETTING */ |