LXR uboot/drivers/ddr/marvell/a38x/mv_ddr

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (C) Marvell International Ltd. and its affiliates
   4 */
   5
   6#ifndef _MV_DDR_TOPOLOGY_H
   7#define _MV_DDR_TOPOLOGY_H
   8
   9#define MAX_CS_NUM      4
  10
  11enum mv_ddr_speed_bin {
  12        SPEED_BIN_DDR_800D,
  13        SPEED_BIN_DDR_800E,
  14        SPEED_BIN_DDR_1066E,
  15        SPEED_BIN_DDR_1066F,
  16        SPEED_BIN_DDR_1066G,
  17        SPEED_BIN_DDR_1333F,
  18        SPEED_BIN_DDR_1333G,
  19        SPEED_BIN_DDR_1333H,
  20        SPEED_BIN_DDR_1333J,
  21        SPEED_BIN_DDR_1600G,
  22        SPEED_BIN_DDR_1600H,
  23        SPEED_BIN_DDR_1600J,
  24        SPEED_BIN_DDR_1600K,
  25        SPEED_BIN_DDR_1866J,
  26        SPEED_BIN_DDR_1866K,
  27        SPEED_BIN_DDR_1866L,
  28        SPEED_BIN_DDR_1866M,
  29        SPEED_BIN_DDR_2133K,
  30        SPEED_BIN_DDR_2133L,
  31        SPEED_BIN_DDR_2133M,
  32        SPEED_BIN_DDR_2133N,
  33
  34        SPEED_BIN_DDR_1333H_EXT,
  35        SPEED_BIN_DDR_1600K_EXT,
  36        SPEED_BIN_DDR_1866M_EXT
  37};
  38
  39enum mv_ddr_freq {
  40        MV_DDR_FREQ_LOW_FREQ,
  41        MV_DDR_FREQ_400,
  42        MV_DDR_FREQ_533,
  43        MV_DDR_FREQ_667,
  44        MV_DDR_FREQ_800,
  45        MV_DDR_FREQ_933,
  46        MV_DDR_FREQ_1066,
  47        MV_DDR_FREQ_311,
  48        MV_DDR_FREQ_333,
  49        MV_DDR_FREQ_467,
  50        MV_DDR_FREQ_850,
  51        MV_DDR_FREQ_600,
  52        MV_DDR_FREQ_300,
  53        MV_DDR_FREQ_900,
  54        MV_DDR_FREQ_360,
  55        MV_DDR_FREQ_1000,
  56        MV_DDR_FREQ_LAST,
  57        MV_DDR_FREQ_SAR
  58};
  59
  60enum mv_ddr_speed_bin_timing {
  61        SPEED_BIN_TRCD,
  62        SPEED_BIN_TRP,
  63        SPEED_BIN_TRAS,
  64        SPEED_BIN_TRC,
  65        SPEED_BIN_TRRD1K,
  66        SPEED_BIN_TRRD2K,
  67        SPEED_BIN_TPD,
  68        SPEED_BIN_TFAW1K,
  69        SPEED_BIN_TFAW2K,
  70        SPEED_BIN_TWTR,
  71        SPEED_BIN_TRTP,
  72        SPEED_BIN_TWR,
  73        SPEED_BIN_TMOD,
  74        SPEED_BIN_TXPDLL,
  75        SPEED_BIN_TXSDLL
  76};
  77
  78/* ddr bus masks */
  79#define BUS_MASK_32BIT                  0xf
  80#define BUS_MASK_32BIT_ECC              0x1f
  81#define BUS_MASK_16BIT                  0x3
  82#define BUS_MASK_16BIT_ECC              0x13
  83#define BUS_MASK_16BIT_ECC_PUP3         0xb
  84#define MV_DDR_64BIT_BUS_MASK           0xff
  85#define MV_DDR_64BIT_ECC_PUP8_BUS_MASK  0x1ff
  86#define MV_DDR_32BIT_ECC_PUP8_BUS_MASK  0x10f
  87
  88#define MV_DDR_CS_BITMASK_1CS           0x1
  89#define MV_DDR_CS_BITMASK_2CS           0x3
  90
  91#define MV_DDR_ONE_SPHY_PER_DUNIT       1
  92#define MV_DDR_TWO_SPHY_PER_DUNIT       2
  93
  94/* source of ddr configuration data */
  95enum mv_ddr_cfg_src {
  96        MV_DDR_CFG_DEFAULT,     /* based on data in mv_ddr_topology_map structure */
  97        MV_DDR_CFG_SPD,         /* based on data in spd */
  98        MV_DDR_CFG_USER,        /* based on data from user */
  99        MV_DDR_CFG_STATIC,      /* based on data from user in register-value format */
 100        MV_DDR_CFG_LAST
 101};
 102
 103enum mv_ddr_temperature {
 104        MV_DDR_TEMP_LOW,
 105        MV_DDR_TEMP_NORMAL,
 106        MV_DDR_TEMP_HIGH
 107};
 108
 109enum mv_ddr_timing {
 110        MV_DDR_TIM_DEFAULT,
 111        MV_DDR_TIM_1T,
 112        MV_DDR_TIM_2T
 113};
 114
 115enum mv_ddr_timing_data {
 116        MV_DDR_TCK_AVG_MIN, /* sdram min cycle time (t ck avg min) */
 117        MV_DDR_TAA_MIN, /* min cas latency time (t aa min) */
 118        MV_DDR_TRFC1_MIN, /* min refresh recovery delay time (t rfc1 min) */
 119        MV_DDR_TWR_MIN, /* min write recovery time (t wr min) */
 120        MV_DDR_TRCD_MIN, /* min ras to cas delay time (t rcd min) */
 121        MV_DDR_TRP_MIN, /* min row precharge delay time (t rp min) */
 122        MV_DDR_TRC_MIN, /* min active to active/refresh delay time (t rc min) */
 123        MV_DDR_TRAS_MIN, /* min active to precharge delay time (t ras min) */
 124        MV_DDR_TRRD_S_MIN, /* min activate to activate delay time (t rrd_s min), diff bank group */
 125        MV_DDR_TRRD_L_MIN, /* min activate to activate delay time (t rrd_l min), same bank group */
 126        MV_DDR_TCCD_L_MIN, /* min cas to cas delay time (t ccd_l min), same bank group */
 127        MV_DDR_TFAW_MIN, /* min four activate window delay time (t faw min) */
 128        MV_DDR_TWTR_S_MIN, /* min write to read time (t wtr s min), diff bank group */
 129        MV_DDR_TWTR_L_MIN, /* min write to read time (t wtr l min), same bank group */
 130        MV_DDR_TDATA_LAST
 131};
 132
 133enum mv_ddr_electrical_data {
 134        MV_DDR_CK_DLY,
 135        MV_DDR_PHY_REG3,
 136        MV_DDR_ZPRI_DATA,
 137        MV_DDR_ZNRI_DATA,
 138        MV_DDR_ZPRI_CTRL,
 139        MV_DDR_ZNRI_CTRL,
 140        MV_DDR_ZPODT_DATA,
 141        MV_DDR_ZNODT_DATA,
 142        MV_DDR_ZPODT_CTRL,
 143        MV_DDR_ZNODT_CTRL,
 144        MV_DDR_DIC,
 145        MV_DDR_ODT_CFG,
 146        MV_DDR_RTT_NOM,
 147        MV_DDR_RTT_WR,
 148        MV_DDR_RTT_PARK,
 149        MV_DDR_EDATA_LAST
 150};
 151
 152/* memory electrical configuration values */
 153enum mv_ddr_rtt_nom_park_evalue {
 154        MV_DDR_RTT_NOM_PARK_RZQ_DISABLE,
 155        MV_DDR_RTT_NOM_PARK_RZQ_DIV4,   /* 60-Ohm; RZQ = 240-Ohm */
 156        MV_DDR_RTT_NOM_PARK_RZQ_DIV2,   /* 120-Ohm; RZQ = 240-Ohm */
 157        MV_DDR_RTT_NOM_PARK_RZQ_DIV6,   /* 40-Ohm; RZQ = 240-Ohm */
 158        MV_DDR_RTT_NOM_PARK_RZQ_DIV1,   /* 240-Ohm; RZQ = 240-Ohm */
 159        MV_DDR_RTT_NOM_PARK_RZQ_DIV5,   /* 48-Ohm; RZQ = 240-Ohm */
 160        MV_DDR_RTT_NOM_PARK_RZQ_DIV3,   /* 80-Ohm; RZQ = 240-Ohm */
 161        MV_DDR_RTT_NOM_PARK_RZQ_DIV7,   /* 34-Ohm; RZQ = 240-Ohm */
 162        MV_DDR_RTT_NOM_PARK_RZQ_LAST
 163};
 164
 165enum mv_ddr_rtt_wr_evalue {
 166        MV_DDR_RTT_WR_DYN_ODT_OFF,
 167        MV_DDR_RTT_WR_RZQ_DIV2, /* 120-Ohm; RZQ = 240-Ohm */
 168        MV_DDR_RTT_WR_RZQ_DIV1, /* 240-Ohm; RZQ = 240-Ohm */
 169        MV_DDR_RTT_WR_HIZ,
 170        MV_DDR_RTT_WR_RZQ_DIV3, /* 80-Ohm; RZQ = 240-Ohm */
 171        MV_DDR_RTT_WR_RZQ_LAST
 172};
 173
 174enum mv_ddr_dic_evalue {
 175        MV_DDR_DIC_RZQ_DIV7,    /* 34-Ohm; RZQ = 240-Ohm */
 176        MV_DDR_DIC_RZQ_DIV5,    /* 48-Ohm; RZQ = 240-Ohm */
 177        MV_DDR_DIC_RZQ_LAST
 178};
 179
 180/* phy electrical configuration values */
 181enum mv_ddr_ohm_evalue {
 182        MV_DDR_OHM_20 = 20,/*relevant for Synopsys C/A Drive strength only*/
 183        MV_DDR_OHM_30 = 30,
 184        MV_DDR_OHM_40 = 40,/*relevant for Synopsys C/A Drive strength only*/
 185        MV_DDR_OHM_48 = 48,
 186        MV_DDR_OHM_60 = 60,
 187        MV_DDR_OHM_80 = 80,
 188        MV_DDR_OHM_120 = 120,
 189        MV_DDR_OHM_240 = 240,
 190        MV_DDR_OHM_LAST
 191};
 192
 193/* mac electrical configuration values */
 194enum mv_ddr_odt_cfg_evalue {
 195        MV_DDR_ODT_CFG_NORMAL,
 196        MV_DDR_ODT_CFG_ALWAYS_ON,
 197        MV_DDR_ODT_CFG_LAST
 198};
 199
 200enum mv_ddr_dev_width { /* sdram device width */
 201        MV_DDR_DEV_WIDTH_4BIT,
 202        MV_DDR_DEV_WIDTH_8BIT,
 203        MV_DDR_DEV_WIDTH_16BIT,
 204        MV_DDR_DEV_WIDTH_32BIT,
 205        MV_DDR_DEV_WIDTH_LAST
 206};
 207
 208enum mv_ddr_die_capacity { /* total sdram capacity per die, megabits */
 209        MV_DDR_DIE_CAP_256MBIT,
 210        MV_DDR_DIE_CAP_512MBIT = 0,
 211        MV_DDR_DIE_CAP_1GBIT,
 212        MV_DDR_DIE_CAP_2GBIT,
 213        MV_DDR_DIE_CAP_4GBIT,
 214        MV_DDR_DIE_CAP_8GBIT,
 215        MV_DDR_DIE_CAP_16GBIT,
 216        MV_DDR_DIE_CAP_32GBIT,
 217        MV_DDR_DIE_CAP_12GBIT,
 218        MV_DDR_DIE_CAP_24GBIT,
 219        MV_DDR_DIE_CAP_LAST
 220};
 221
 222enum mv_ddr_pkg_rank { /* number of package ranks per dimm */
 223        MV_DDR_PKG_RANK_1,
 224        MV_DDR_PKG_RANK_2,
 225        MV_DDR_PKG_RANK_3,
 226        MV_DDR_PKG_RANK_4,
 227        MV_DDR_PKG_RANK_5,
 228        MV_DDR_PKG_RANK_6,
 229        MV_DDR_PKG_RANK_7,
 230        MV_DDR_PKG_RANK_8,
 231        MV_DDR_PKG_RANK_LAST
 232};
 233
 234enum mv_ddr_pri_bus_width { /* number of primary bus width bits */
 235        MV_DDR_PRI_BUS_WIDTH_8,
 236        MV_DDR_PRI_BUS_WIDTH_16,
 237        MV_DDR_PRI_BUS_WIDTH_32,
 238        MV_DDR_PRI_BUS_WIDTH_64,
 239        MV_DDR_PRI_BUS_WIDTH_LAST
 240};
 241
 242enum mv_ddr_bus_width_ext { /* number of extension bus width bits */
 243        MV_DDR_BUS_WIDTH_EXT_0,
 244        MV_DDR_BUS_WIDTH_EXT_8,
 245        MV_DDR_BUS_WIDTH_EXT_LAST
 246};
 247
 248enum mv_ddr_die_count {
 249        MV_DDR_DIE_CNT_1,
 250        MV_DDR_DIE_CNT_2,
 251        MV_DDR_DIE_CNT_3,
 252        MV_DDR_DIE_CNT_4,
 253        MV_DDR_DIE_CNT_5,
 254        MV_DDR_DIE_CNT_6,
 255        MV_DDR_DIE_CNT_7,
 256        MV_DDR_DIE_CNT_8,
 257        MV_DDR_DIE_CNT_LAST
 258};
 259
 260#define IS_ACTIVE(mask, id) \
 261        ((mask) & (1 << (id)))
 262
 263#define VALIDATE_ACTIVE(mask, id)               \
 264        {                                       \
 265        if (IS_ACTIVE(mask, id) == 0)           \
 266                continue;                       \
 267        }
 268
 269#define IS_IF_ACTIVE(if_mask, if_id) \
 270        ((if_mask) & (1 << (if_id)))
 271
 272#define VALIDATE_IF_ACTIVE(mask, id)            \
 273        {                                       \
 274        if (IS_IF_ACTIVE(mask, id) == 0)        \
 275                continue;                       \
 276        }
 277
 278#define IS_BUS_ACTIVE(if_mask , if_id) \
 279        (((if_mask) >> (if_id)) & 1)
 280
 281#define VALIDATE_BUS_ACTIVE(mask, id)           \
 282        {                                       \
 283        if (IS_BUS_ACTIVE(mask, id) == 0)       \
 284                continue;                       \
 285        }
 286
 287#define DDR3_IS_ECC_PUP3_MODE(if_mask)          \
 288        (((if_mask) == BUS_MASK_16BIT_ECC_PUP3) ? 1 : 0)
 289
 290#define DDR3_IS_ECC_PUP4_MODE(if_mask)          \
 291        (((if_mask) == BUS_MASK_32BIT_ECC ||    \
 292          (if_mask) == BUS_MASK_16BIT_ECC) ? 1 : 0)
 293
 294#define DDR3_IS_16BIT_DRAM_MODE(mask)           \
 295        (((mask) == BUS_MASK_16BIT ||           \
 296          (mask) == BUS_MASK_16BIT_ECC ||       \
 297          (mask) == BUS_MASK_16BIT_ECC_PUP3) ? 1 : 0)
 298
 299#define DDR3_IS_ECC_PUP8_MODE(if_mask)                          \
 300        (((if_mask) == MV_DDR_32BIT_ECC_PUP8_BUS_MASK ||        \
 301          (if_mask) == MV_DDR_64BIT_ECC_PUP8_BUS_MASK) ? 1 : 0)
 302
 303#define MV_DDR_IS_64BIT_DRAM_MODE(mask)                                 \
 304        ((((mask) & MV_DDR_64BIT_BUS_MASK) == MV_DDR_64BIT_BUS_MASK) || \
 305         (((mask) & MV_DDR_64BIT_ECC_PUP8_BUS_MASK) == MV_DDR_64BIT_ECC_PUP8_BUS_MASK) ? 1 : 0)
 306
 307#define MV_DDR_IS_32BIT_IN_64BIT_DRAM_MODE(mask, sphys)         \
 308        (((sphys) == 9) &&                                      \
 309        (((mask) == BUS_MASK_32BIT) ||                          \
 310         ((mask) == MV_DDR_32BIT_ECC_PUP8_BUS_MASK)) ? 1 : 0)
 311
 312#define MV_DDR_IS_HALF_BUS_DRAM_MODE(mask, sphys)               \
 313        (MV_DDR_IS_32BIT_IN_64BIT_DRAM_MODE(mask, sphys) ||     \
 314         DDR3_IS_16BIT_DRAM_MODE(mask))
 315
 316struct mv_ddr_topology_map *mv_ddr_topology_map_get(void);
 317unsigned int mv_ddr_cl_calc(unsigned int taa_min, unsigned int tclk);
 318unsigned int mv_ddr_cwl_calc(unsigned int tclk);
 319int mv_ddr_topology_map_update(void);
 320unsigned short mv_ddr_bus_bit_mask_get(void);
 321unsigned int mv_ddr_if_bus_width_get(void);
 322unsigned int mv_ddr_cs_num_get(void);
 323int mv_ddr_is_ecc_ena(void);
 324int mv_ddr_ck_delay_get(void);
 325unsigned long long mv_ddr_mem_sz_per_cs_get(void);
 326unsigned long long mv_ddr_mem_sz_get(void);
 327unsigned int mv_ddr_rtt_nom_get(void);
 328unsigned int mv_ddr_rtt_park_get(void);
 329unsigned int mv_ddr_rtt_wr_get(void);
 330unsigned int mv_ddr_dic_get(void);
 331
 332#endif /* _MV_DDR_TOPOLOGY_H */
 333