LXR uboot/drivers/ram/stm32mp1/stm32mp1_ddr

   1/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
   2/*
   3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
   4 */
   5
   6#ifndef _RAM_STM32MP1_DDR_REGS_H
   7#define _RAM_STM32MP1_DDR_REGS_H
   8
   9#include <linux/bitops.h>
  10
  11/* DDR3/LPDDR2/LPDDR3 Controller (DDRCTRL) registers */
  12struct stm32mp1_ddrctl {
  13        u32 mstr ;              /* 0x0 Master*/
  14        u32 stat;               /* 0x4 Operating Mode Status*/
  15        u8 reserved008[0x10 - 0x8];
  16        u32 mrctrl0;            /* 0x10 Control 0.*/
  17        u32 mrctrl1;            /* 0x14 Control 1*/
  18        u32 mrstat;             /* 0x18 Status*/
  19        u32 reserved01c;        /* 0x1c */
  20        u32 derateen;           /* 0x20 Temperature Derate Enable*/
  21        u32 derateint;          /* 0x24 Temperature Derate Interval*/
  22        u8 reserved028[0x30 - 0x28];
  23        u32 pwrctl;             /* 0x30 Low Power Control*/
  24        u32 pwrtmg;             /* 0x34 Low Power Timing*/
  25        u32 hwlpctl;            /* 0x38 Hardware Low Power Control*/
  26        u8 reserved03c[0x50 - 0x3C];
  27        u32 rfshctl0;           /* 0x50 Refresh Control 0*/
  28        u32 reserved054;        /* 0x54 Refresh Control 1*/
  29        u32 reserved058;        /* 0x58 Refresh Control 2*/
  30        u32 reserved05C;
  31        u32 rfshctl3;           /* 0x60 Refresh Control 0*/
  32        u32 rfshtmg;            /* 0x64 Refresh Timing*/
  33        u8 reserved068[0xc0 - 0x68];
  34        u32 crcparctl0;         /* 0xc0 CRC Parity Control0*/
  35        u32 reserved0c4;        /* 0xc4 CRC Parity Control1*/
  36        u32 reserved0c8;        /* 0xc8 CRC Parity Control2*/
  37        u32 crcparstat;         /* 0xcc CRC Parity Status*/
  38        u32 init0;              /* 0xd0 SDRAM Initialization 0*/
  39        u32 init1;              /* 0xd4 SDRAM Initialization 1*/
  40        u32 init2;              /* 0xd8 SDRAM Initialization 2*/
  41        u32 init3;              /* 0xdc SDRAM Initialization 3*/
  42        u32 init4;              /* 0xe0 SDRAM Initialization 4*/
  43        u32 init5;              /* 0xe4 SDRAM Initialization 5*/
  44        u32 reserved0e8;
  45        u32 reserved0ec;
  46        u32 dimmctl;            /* 0xf0 DIMM Control*/
  47        u8 reserved0f4[0x100 - 0xf4];
  48        u32 dramtmg0;           /* 0x100 SDRAM Timing 0*/
  49        u32 dramtmg1;           /* 0x104 SDRAM Timing 1*/
  50        u32 dramtmg2;           /* 0x108 SDRAM Timing 2*/
  51        u32 dramtmg3;           /* 0x10c SDRAM Timing 3*/
  52        u32 dramtmg4;           /* 0x110 SDRAM Timing 4*/
  53        u32 dramtmg5;           /* 0x114 SDRAM Timing 5*/
  54        u32 dramtmg6;           /* 0x118 SDRAM Timing 6*/
  55        u32 dramtmg7;           /* 0x11c SDRAM Timing 7*/
  56        u32 dramtmg8;           /* 0x120 SDRAM Timing 8*/
  57        u8 reserved124[0x138 - 0x124];
  58        u32 dramtmg14;          /* 0x138 SDRAM Timing 14*/
  59        u32 dramtmg15;          /* 0x13C SDRAM Timing 15*/
  60        u8 reserved140[0x180 - 0x140];
  61        u32 zqctl0;             /* 0x180 ZQ Control 0*/
  62        u32 zqctl1;             /* 0x184 ZQ Control 1*/
  63        u32 zqctl2;             /* 0x188 ZQ Control 2*/
  64        u32 zqstat;             /* 0x18c ZQ Status*/
  65        u32 dfitmg0;            /* 0x190 DFI Timing 0*/
  66        u32 dfitmg1;            /* 0x194 DFI Timing 1*/
  67        u32 dfilpcfg0;          /* 0x198 DFI Low Power Configuration 0*/
  68        u32 reserved19c;
  69        u32 dfiupd0;            /* 0x1a0 DFI Update 0*/
  70        u32 dfiupd1;            /* 0x1a4 DFI Update 1*/
  71        u32 dfiupd2;            /* 0x1a8 DFI Update 2*/
  72        u32 reserved1ac;
  73        u32 dfimisc;            /* 0x1b0 DFI Miscellaneous Control*/
  74        u8 reserved1b4[0x1bc - 0x1b4];
  75        u32 dfistat;            /* 0x1bc DFI Miscellaneous Control*/
  76        u8 reserved1c0[0x1c4 - 0x1c0];
  77        u32 dfiphymstr;         /* 0x1c4 DFI PHY Master interface*/
  78        u8 reserved1c8[0x204 - 0x1c8];
  79        u32 addrmap1;           /* 0x204 Address Map 1*/
  80        u32 addrmap2;           /* 0x208 Address Map 2*/
  81        u32 addrmap3;           /* 0x20c Address Map 3*/
  82        u32 addrmap4;           /* 0x210 Address Map 4*/
  83        u32 addrmap5;           /* 0x214 Address Map 5*/
  84        u32 addrmap6;           /* 0x218 Address Map 6*/
  85        u8 reserved21c[0x224 - 0x21c];
  86        u32 addrmap9;           /* 0x224 Address Map 9*/
  87        u32 addrmap10;          /* 0x228 Address Map 10*/
  88        u32 addrmap11;          /* 0x22C Address Map 11*/
  89        u8 reserved230[0x240 - 0x230];
  90        u32 odtcfg;             /* 0x240 ODT Configuration*/
  91        u32 odtmap;             /* 0x244 ODT/Rank Map*/
  92        u8 reserved248[0x250 - 0x248];
  93        u32 sched;              /* 0x250 Scheduler Control*/
  94        u32 sched1;             /* 0x254 Scheduler Control 1*/
  95        u32 reserved258;
  96        u32 perfhpr1;           /* 0x25c High Priority Read CAM 1*/
  97        u32 reserved260;
  98        u32 perflpr1;           /* 0x264 Low Priority Read CAM 1*/
  99        u32 reserved268;
 100        u32 perfwr1;            /* 0x26c Write CAM 1*/
 101        u8 reserved27c[0x300 - 0x270];
 102        u32 dbg0;               /* 0x300 Debug 0*/
 103        u32 dbg1;               /* 0x304 Debug 1*/
 104        u32 dbgcam;             /* 0x308 CAM Debug*/
 105        u32 dbgcmd;             /* 0x30c Command Debug*/
 106        u32 dbgstat;            /* 0x310 Status Debug*/
 107        u8 reserved314[0x320 - 0x314];
 108        u32 swctl;              /* 0x320 Software Programming Control Enable*/
 109        u32 swstat;             /* 0x324 Software Programming Control Status*/
 110        u8 reserved328[0x36c - 0x328];
 111        u32 poisoncfg;          /* 0x36c AXI Poison Configuration Register*/
 112        u32 poisonstat;         /* 0x370 AXI Poison Status Register*/
 113        u8 reserved374[0x3fc - 0x374];
 114
 115        /* Multi Port registers */
 116        u32 pstat;              /* 0x3fc Port Status*/
 117        u32 pccfg;              /* 0x400 Port Common Configuration*/
 118
 119        /* PORT 0 */
 120        u32 pcfgr_0;            /* 0x404 Configuration Read*/
 121        u32 pcfgw_0;            /* 0x408 Configuration Write*/
 122        u8 reserved40c[0x490 - 0x40c];
 123        u32 pctrl_0;            /* 0x490 Port Control Register */
 124        u32 pcfgqos0_0;         /* 0x494 Read QoS Configuration 0*/
 125        u32 pcfgqos1_0;         /* 0x498 Read QoS Configuration 1*/
 126        u32 pcfgwqos0_0;        /* 0x49c Write QoS Configuration 0*/
 127        u32 pcfgwqos1_0;        /* 0x4a0 Write QoS Configuration 1*/
 128        u8 reserved4a4[0x4b4 - 0x4a4];
 129
 130        /* PORT 1 */
 131        u32 pcfgr_1;            /* 0x4b4 Configuration Read*/
 132        u32 pcfgw_1;            /* 0x4b8 Configuration Write*/
 133        u8 reserved4bc[0x540 - 0x4bc];
 134        u32 pctrl_1;            /* 0x540 Port 2 Control Register */
 135        u32 pcfgqos0_1;         /* 0x544 Read QoS Configuration 0*/
 136        u32 pcfgqos1_1;         /* 0x548 Read QoS Configuration 1*/
 137        u32 pcfgwqos0_1;        /* 0x54c Write QoS Configuration 0*/
 138        u32 pcfgwqos1_1;        /* 0x550 Write QoS Configuration 1*/
 139};
 140
 141/* DDR Physical Interface Control (DDRPHYC) registers*/
 142struct stm32mp1_ddrphy {
 143        u32 ridr;               /* 0x00 R Revision Identification*/
 144        u32 pir;                /* 0x04 R/W PHY Initialization*/
 145        u32 pgcr;               /* 0x08 R/W PHY General Configuration*/
 146        u32 pgsr;               /* 0x0C PHY General Status*/
 147        u32 dllgcr;             /* 0x10 R/W DLL General Control*/
 148        u32 acdllcr;            /* 0x14 R/W AC DLL Control*/
 149        u32 ptr0;               /* 0x18 R/W PHY Timing 0*/
 150        u32 ptr1;               /* 0x1C R/W PHY Timing 1*/
 151        u32 ptr2;               /* 0x20 R/W PHY Timing 2*/
 152        u32 aciocr;             /* 0x24 AC I/O Configuration*/
 153        u32 dxccr;              /* 0x28 DATX8 Common Configuration*/
 154        u32 dsgcr;              /* 0x2C DDR System General Configuration*/
 155        u32 dcr;                /* 0x30 DRAM Configuration*/
 156        u32 dtpr0;              /* 0x34 DRAM Timing Parameters0*/
 157        u32 dtpr1;              /* 0x38 DRAM Timing Parameters1*/
 158        u32 dtpr2;              /* 0x3C DRAM Timing Parameters2*/
 159        u32 mr0;                /* 0x40 Mode 0*/
 160        u32 mr1;                /* 0x44 Mode 1*/
 161        u32 mr2;                /* 0x48 Mode 2*/
 162        u32 mr3;                /* 0x4C Mode 3*/
 163        u32 odtcr;              /* 0x50 ODT Configuration*/
 164        u32 dtar;               /* 0x54 data training address*/
 165        u32 dtdr0;              /* 0x58 */
 166        u32 dtdr1;              /* 0x5c */
 167        u8 res1[0x0c0 - 0x060]; /* 0x60 */
 168        u32 dcuar;              /* 0xc0 Address*/
 169        u32 dcudr;              /* 0xc4 DCU Data*/
 170        u32 dcurr;              /* 0xc8 DCU Run*/
 171        u32 dculr;              /* 0xcc DCU Loop*/
 172        u32 dcugcr;             /* 0xd0 DCU General Configuration*/
 173        u32 dcutpr;             /* 0xd4 DCU Timing Parameters */
 174        u32 dcusr0;             /* 0xd8 DCU Status 0*/
 175        u32 dcusr1;             /* 0xdc DCU Status 1*/
 176        u8 res2[0x100 - 0xe0];  /* 0xe0 */
 177        u32 bistrr;             /* 0x100 BIST Run*/
 178        u32 bistmskr0;          /* 0x104 BIST Mask 0*/
 179        u32 bistmskr1;          /* 0x108 BIST Mask 0*/
 180        u32 bistwcr;            /* 0x10c BIST Word Count*/
 181        u32 bistlsr;            /* 0x110 BIST LFSR Seed*/
 182        u32 bistar0;            /* 0x114 BIST Address 0*/
 183        u32 bistar1;            /* 0x118 BIST Address 1*/
 184        u32 bistar2;            /* 0x11c BIST Address 2*/
 185        u32 bistupdr;           /* 0x120 BIST User Data Pattern*/
 186        u32 bistgsr;            /* 0x124 BIST General Status*/
 187        u32 bistwer;            /* 0x128 BIST Word Error*/
 188        u32 bistber0;           /* 0x12c BIST Bit Error 0*/
 189        u32 bistber1;           /* 0x130 BIST Bit Error 1*/
 190        u32 bistber2;           /* 0x134 BIST Bit Error 2*/
 191        u32 bistwcsr;           /* 0x138 BIST Word Count Status*/
 192        u32 bistfwr0;           /* 0x13c BIST Fail Word 0*/
 193        u32 bistfwr1;           /* 0x140 BIST Fail Word 1*/
 194        u8 res3[0x178 - 0x144]; /* 0x144 */
 195        u32 gpr0;               /* 0x178 General Purpose 0 (GPR0)*/
 196        u32 gpr1;               /* 0x17C General Purpose 1 (GPR1)*/
 197        u32 zq0cr0;             /* 0x180 zq 0 control 0 */
 198        u32 zq0cr1;             /* 0x184 zq 0 control 1 */
 199        u32 zq0sr0;             /* 0x188 zq 0 status 0 */
 200        u32 zq0sr1;             /* 0x18C zq 0 status 1 */
 201        u8 res4[0x1C0 - 0x190]; /* 0x190 */
 202        u32 dx0gcr;             /* 0x1c0 Byte lane 0 General Configuration*/
 203        u32 dx0gsr0;            /* 0x1c4 Byte lane 0 General Status 0*/
 204        u32 dx0gsr1;            /* 0x1c8 Byte lane 0 General Status 1*/
 205        u32 dx0dllcr;           /* 0x1cc Byte lane 0 DLL Control*/
 206        u32 dx0dqtr;            /* 0x1d0 Byte lane 0 DQ Timing*/
 207        u32 dx0dqstr;           /* 0x1d4 Byte lane 0 DQS Timing*/
 208        u8 res5[0x200 - 0x1d8]; /* 0x1d8 */
 209        u32 dx1gcr;             /* 0x200 Byte lane 1 General Configuration*/
 210        u32 dx1gsr0;            /* 0x204 Byte lane 1 General Status 0*/
 211        u32 dx1gsr1;            /* 0x208 Byte lane 1 General Status 1*/
 212        u32 dx1dllcr;           /* 0x20c Byte lane 1 DLL Control*/
 213        u32 dx1dqtr;            /* 0x210 Byte lane 1 DQ Timing*/
 214        u32 dx1dqstr;           /* 0x214 Byte lane 1 QS Timing*/
 215        u8 res6[0x240 - 0x218]; /* 0x218 */
 216        u32 dx2gcr;             /* 0x240 Byte lane 2 General Configuration*/
 217        u32 dx2gsr0;            /* 0x244 Byte lane 2 General Status 0*/
 218        u32 dx2gsr1;            /* 0x248 Byte lane 2 General Status 1*/
 219        u32 dx2dllcr;           /* 0x24c Byte lane 2 DLL Control*/
 220        u32 dx2dqtr;            /* 0x250 Byte lane 2 DQ Timing*/
 221        u32 dx2dqstr;           /* 0x254 Byte lane 2 QS Timing*/
 222        u8 res7[0x280 - 0x258]; /* 0x258 */
 223        u32 dx3gcr;             /* 0x280 Byte lane 3 General Configuration*/
 224        u32 dx3gsr0;            /* 0x284 Byte lane 3 General Status 0*/
 225        u32 dx3gsr1;            /* 0x288 Byte lane 3 General Status 1*/
 226        u32 dx3dllcr;           /* 0x28c Byte lane 3 DLL Control*/
 227        u32 dx3dqtr;            /* 0x290 Byte lane 3 DQ Timing*/
 228        u32 dx3dqstr;           /* 0x294 Byte lane 3 QS Timing*/
 229};
 230
 231#define DXN(phy, offset, byte)  ((u32)(phy) + (offset) + ((u32)(byte) * 0x40))
 232#define DXNGCR(phy, byte)       DXN(phy, 0x1c0, byte)
 233#define DXNDLLCR(phy, byte)     DXN(phy, 0x1cc, byte)
 234#define DXNDQTR(phy, byte)      DXN(phy, 0x1d0, byte)
 235#define DXNDQSTR(phy, byte)     DXN(phy, 0x1d4, byte)
 236
 237/* DDRCTRL REGISTERS */
 238#define DDRCTRL_MSTR_DDR3                       BIT(0)
 239#define DDRCTRL_MSTR_LPDDR2                     BIT(2)
 240#define DDRCTRL_MSTR_LPDDR3                     BIT(3)
 241#define DDRCTRL_MSTR_DATA_BUS_WIDTH_MASK        GENMASK(13, 12)
 242#define DDRCTRL_MSTR_DATA_BUS_WIDTH_SHIFT       12
 243#define DDRCTRL_MSTR_DATA_BUS_WIDTH_FULL        (0 << 12)
 244#define DDRCTRL_MSTR_DATA_BUS_WIDTH_HALF        (1 << 12)
 245#define DDRCTRL_MSTR_DATA_BUS_WIDTH_QUARTER     (2 << 12)
 246#define DDRCTRL_MSTR_DLL_OFF_MODE               BIT(15)
 247
 248#define DDRCTRL_STAT_OPERATING_MODE_MASK        GENMASK(2, 0)
 249#define DDRCTRL_STAT_OPERATING_MODE_NORMAL      1
 250#define DDRCTRL_STAT_OPERATING_MODE_SR          3
 251#define DDRCTRL_STAT_SELFREF_TYPE_MASK          GENMASK(5, 4)
 252#define DDRCTRL_STAT_SELFREF_TYPE_ASR           (3 << 4)
 253#define DDRCTRL_STAT_SELFREF_TYPE_SR            (2 << 4)
 254
 255#define DDRCTRL_MRCTRL0_MR_TYPE_WRITE           0
 256/* only one rank supported */
 257#define DDRCTRL_MRCTRL0_MR_RANK_SHIFT           4
 258#define DDRCTRL_MRCTRL0_MR_RANK_ALL \
 259                (0x1 << DDRCTRL_MRCTRL0_MR_RANK_SHIFT)
 260#define DDRCTRL_MRCTRL0_MR_ADDR_SHIFT           12
 261#define DDRCTRL_MRCTRL0_MR_ADDR_MASK            GENMASK(15, 12)
 262#define DDRCTRL_MRCTRL0_MR_WR                   BIT(31)
 263
 264#define DDRCTRL_MRSTAT_MR_WR_BUSY               BIT(0)
 265
 266#define DDRCTRL_PWRCTL_SELFREF_EN               BIT(0)
 267#define DDRCTRL_PWRCTL_POWERDOWN_EN             BIT(1)
 268#define DDRCTRL_PWRCTL_EN_DFI_DRAM_CLK_DISABLE  BIT(3)
 269#define DDRCTRL_PWRCTL_SELFREF_SW               BIT(5)
 270
 271#define DDRCTRL_PWRTMG_SELFREF_TO_X32(n)        (((n) & 0xff) << 16)
 272#define DDRCTRL_PWRTMG_POWERDOWN_TO_X32(n)      ((n) & 0x1f)
 273
 274#define DDRCTRL_HWLPCTL_HW_LP_EN                BIT(0)
 275
 276#define DDRCTRL_RFSHCTL3_DIS_AUTO_REFRESH       BIT(0)
 277
 278#define DDRCTRL_RFSHTMG_T_RFC_NOM_X1_X32_MASK   GENMASK(27, 16)
 279#define DDRCTRL_RFSHTMG_T_RFC_NOM_X1_X32_SHIFT  16
 280
 281#define DDRCTRL_INIT0_SKIP_DRAM_INIT_MASK       (0xC0000000)
 282#define DDRCTRL_INIT0_SKIP_DRAM_INIT_NORMAL     (BIT(30))
 283
 284#define DDRCTRL_DFIMISC_DFI_INIT_COMPLETE_EN    BIT(0)
 285
 286#define DDRCTRL_SWCTL_SW_DONE                   BIT(0)
 287
 288#define DDRCTRL_SWSTAT_SW_DONE_ACK              BIT(0)
 289
 290#define DDRCTRL_PCTRL_N_PORT_EN                 BIT(0)
 291
 292/* DDRPHYC registers */
 293#define DDRPHYC_PIR_INIT                        BIT(0)
 294#define DDRPHYC_PIR_DLLSRST                     BIT(1)
 295#define DDRPHYC_PIR_DLLLOCK                     BIT(2)
 296#define DDRPHYC_PIR_ZCAL                        BIT(3)
 297#define DDRPHYC_PIR_ITMSRST                     BIT(4)
 298#define DDRPHYC_PIR_DRAMRST                     BIT(5)
 299#define DDRPHYC_PIR_DRAMINIT                    BIT(6)
 300#define DDRPHYC_PIR_QSTRN                       BIT(7)
 301#define DDRPHYC_PIR_RVTRN                       BIT(8)
 302#define DDRPHYC_PIR_ICPC                        BIT(16)
 303#define DDRPHYC_PIR_ZCALBYP                     BIT(30)
 304
 305#define DDRPHYC_PGSR_IDONE                      BIT(0)
 306#define DDRPHYC_PGSR_DTERR                      BIT(5)
 307#define DDRPHYC_PGSR_DTIERR                     BIT(6)
 308#define DDRPHYC_PGSR_DFTERR                     BIT(7)
 309#define DDRPHYC_PGSR_RVERR                      BIT(8)
 310#define DDRPHYC_PGSR_RVEIRR                     BIT(9)
 311
 312/* PWR registers */
 313#define PWR_CR3                                 0x00C
 314#define PWR_CR3_DDRSRDIS                        BIT(11)
 315#define PWR_CR3_DDRRETEN                        BIT(12)
 316
 317#endif
 318