arch/arm/include/asm/arch-sunxi/dram_sun6i.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Sun6i platform dram controller register and constant defines
   4  *
   5  * (C) Copyright 2007-2012
   6  * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
   7  * Berg Xing <bergxing@allwinnertech.com>
   8  * Tom Cubie <tangliang@allwinnertech.com>
   9  *
  10  * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
  11  */
  12
  13 #ifndef _SUNXI_DRAM_SUN6I_H
  14 #define _SUNXI_DRAM_SUN6I_H
  15
  16 #ifndef __ASSEMBLY__
  17 #include <linux/bitops.h>
  18 #endif
  19
  20 struct sunxi_mctl_com_reg {
  21         u32 cr;                 /* 0x00 */
  22         u32 ccr;                /* 0x04 controller configuration register */
  23         u32 dbgcr;              /* 0x08 */
  24         u32 dbgcr1;             /* 0x0c */
  25         u32 rmcr[8];            /* 0x10 */
  26         u32 mmcr[16];           /* 0x30 */
  27         u32 mbagcr[6];          /* 0x70 */
  28         u32 maer;               /* 0x88 */
  29         u8 res0[0x14];          /* 0x8c */
  30         u32 mdfscr;             /* 0x100 */
  31         u32 mdfsmer;            /* 0x104 */
  32         u32 mdfsmrmr;           /* 0x108 */
  33         u32 mdfstr0;            /* 0x10c */
  34         u32 mdfstr1;            /* 0x110 */
  35         u32 mdfstr2;            /* 0x114 */
  36         u32 mdfstr3;            /* 0x118 */
  37         u32 mdfsgcr;            /* 0x11c */
  38         u8 res1[0x1c];          /* 0x120 */
  39         u32 mdfsivr;            /* 0x13c */
  40         u8 res2[0x0c];          /* 0x140 */
  41         u32 mdfstcr;            /* 0x14c */
  42 };
  43
  44 struct sunxi_mctl_ctl_reg {
  45         u8 res0[0x04];          /* 0x00 */
  46         u32 sctl;               /* 0x04 */
  47         u32 sstat;              /* 0x08 */
  48         u8 res1[0x34];          /* 0x0c */
  49         u32 mcmd;               /* 0x40 */
  50         u8 res2[0x08];          /* 0x44 */
  51         u32 cmdstat;            /* 0x4c */
  52         u32 cmdstaten;          /* 0x50 */
  53         u8 res3[0x0c];          /* 0x54 */
  54         u32 mrrcfg0;            /* 0x60 */
  55         u32 mrrstat0;           /* 0x64 */
  56         u32 mrrstat1;           /* 0x68 */
  57         u8 res4[0x10];          /* 0x6c */
  58         u32 mcfg1;              /* 0x7c */
  59         u32 mcfg;               /* 0x80 */
  60         u32 ppcfg;              /* 0x84 */
  61         u32 mstat;              /* 0x88 */
  62         u32 lp2zqcfg;           /* 0x8c */
  63         u8 res5[0x04];          /* 0x90 */
  64         u32 dtustat;            /* 0x94 */
  65         u32 dtuna;              /* 0x98 */
  66         u32 dtune;              /* 0x9c */
  67         u32 dtuprd0;            /* 0xa0 */
  68         u32 dtuprd1;            /* 0xa4 */
  69         u32 dtuprd2;            /* 0xa8 */
  70         u32 dtuprd3;            /* 0xac */
  71         u32 dtuawdt;            /* 0xb0 */
  72         u8 res6[0x0c];          /* 0xb4 */
  73         u32 togcnt1u;           /* 0xc0 */
  74         u8 res7[0x08];          /* 0xc4 */
  75         u32 togcnt100n;         /* 0xcc */
  76         u32 trefi;              /* 0xd0 */
  77         u32 tmrd;               /* 0xd4 */
  78         u32 trfc;               /* 0xd8 */
  79         u32 trp;                /* 0xdc */
  80         u32 trtw;               /* 0xe0 */
  81         u32 tal;                /* 0xe4 */
  82         u32 tcl;                /* 0xe8 */
  83         u32 tcwl;               /* 0xec */
  84         u32 tras;               /* 0xf0 */
  85         u32 trc;                /* 0xf4 */
  86         u32 trcd;               /* 0xf8 */
  87         u32 trrd;               /* 0xfc */
  88         u32 trtp;               /* 0x100 */
  89         u32 twr;                /* 0x104 */
  90         u32 twtr;               /* 0x108 */
  91         u32 texsr;              /* 0x10c */
  92         u32 txp;                /* 0x110 */
  93         u32 txpdll;             /* 0x114 */
  94         u32 tzqcs;              /* 0x118 */
  95         u32 tzqcsi;             /* 0x11c */
  96         u32 tdqs;               /* 0x120 */
  97         u32 tcksre;             /* 0x124 */
  98         u32 tcksrx;             /* 0x128 */
  99         u32 tcke;               /* 0x12c */
 100         u32 tmod;               /* 0x130 */
 101         u32 trstl;              /* 0x134 */
 102         u32 tzqcl;              /* 0x138 */
 103         u32 tmrr;               /* 0x13c */
 104         u32 tckesr;             /* 0x140 */
 105         u32 tdpd;               /* 0x144 */
 106         u8 res8[0xb8];          /* 0x148 */
 107         u32 dtuwactl;           /* 0x200 */
 108         u32 dturactl;           /* 0x204 */
 109         u32 dtucfg;             /* 0x208 */
 110         u32 dtuectl;            /* 0x20c */
 111         u32 dtuwd0;             /* 0x210 */
 112         u32 dtuwd1;             /* 0x214 */
 113         u32 dtuwd2;             /* 0x218 */
 114         u32 dtuwd3;             /* 0x21c */
 115         u32 dtuwdm;             /* 0x220 */
 116         u32 dturd0;             /* 0x224 */
 117         u32 dturd1;             /* 0x228 */
 118         u32 dturd2;             /* 0x22c */
 119         u32 dturd3;             /* 0x230 */
 120         u32 dtulfsrwd;          /* 0x234 */
 121         u32 dtulfsrrd;          /* 0x238 */
 122         u32 dtueaf;             /* 0x23c */
 123         u32 dfitctldly;         /* 0x240 */
 124         u32 dfiodtcfg;          /* 0x244 */
 125         u32 dfiodtcfg1;         /* 0x248 */
 126         u32 dfiodtrmap;         /* 0x24c */
 127         u32 dfitphywrd;         /* 0x250 */
 128         u32 dfitphywrl;         /* 0x254 */
 129         u8 res9[0x08];          /* 0x258 */
 130         u32 dfitrdden;          /* 0x260 */
 131         u32 dfitphyrdl;         /* 0x264 */
 132         u8 res10[0x08];         /* 0x268 */
 133         u32 dfitphyupdtype0;    /* 0x270 */
 134         u32 dfitphyupdtype1;    /* 0x274 */
 135         u32 dfitphyupdtype2;    /* 0x278 */
 136         u32 dfitphyupdtype3;    /* 0x27c */
 137         u32 dfitctrlupdmin;     /* 0x280 */
 138         u32 dfitctrlupdmax;     /* 0x284 */
 139         u32 dfitctrlupddly;     /* 0x288 */
 140         u8 res11[4];            /* 0x28c */
 141         u32 dfiupdcfg;          /* 0x290 */
 142         u32 dfitrefmski;        /* 0x294 */
 143         u32 dfitcrlupdi;        /* 0x298 */
 144         u8 res12[0x10];         /* 0x29c */
 145         u32 dfitrcfg0;          /* 0x2ac */
 146         u32 dfitrstat0;         /* 0x2b0 */
 147         u32 dfitrwrlvlen;       /* 0x2b4 */
 148         u32 dfitrrdlvlen;       /* 0x2b8 */
 149         u32 dfitrrdlvlgateen;   /* 0x2bc */
 150         u8 res13[0x04];         /* 0x2c0 */
 151         u32 dfistcfg0;          /* 0x2c4 */
 152         u32 dfistcfg1;          /* 0x2c8 */
 153         u8 res14[0x04];         /* 0x2cc */
 154         u32 dfitdramclken;      /* 0x2d0 */
 155         u32 dfitdramclkdis;     /* 0x2d4 */
 156         u8 res15[0x18];         /* 0x2d8 */
 157         u32 dfilpcfg0;          /* 0x2f0 */
 158 };
 159
 160 struct sunxi_mctl_phy_reg {
 161         u8 res0[0x04];          /* 0x00 */
 162         u32 pir;                /* 0x04 */
 163         u32 pgcr;               /* 0x08 phy general configuration register */
 164         u32 pgsr;               /* 0x0c */
 165         u32 dllgcr;             /* 0x10 */
 166         u32 acdllcr;            /* 0x14 */
 167         u32 ptr0;               /* 0x18 */
 168         u32 ptr1;               /* 0x1c */
 169         u32 ptr2;               /* 0x20 */
 170         u32 aciocr;             /* 0x24 */
 171         u32 dxccr;              /* 0x28 DATX8 common configuration register */
 172         u32 dsgcr;              /* 0x2c dram system general config register */
 173         u32 dcr;                /* 0x30 */
 174         u32 dtpr0;              /* 0x34 dram timing parameters register 0 */
 175         u32 dtpr1;              /* 0x38 dram timing parameters register 1 */
 176         u32 dtpr2;              /* 0x3c dram timing parameters register 2 */
 177         u32 mr0;                /* 0x40 mode register 0 */
 178         u32 mr1;                /* 0x44 mode register 1 */
 179         u32 mr2;                /* 0x48 mode register 2 */
 180         u32 mr3;                /* 0x4c mode register 3 */
 181         u32 odtcr;              /* 0x50 */
 182         u32 dtar;               /* 0x54 data training address register */
 183         u32 dtd0;               /* 0x58 */
 184         u32 dtd1;               /* 0x5c */
 185         u8 res1[0x60];          /* 0x60 */
 186         u32 dcuar;              /* 0xc0 */
 187         u32 dcudr;              /* 0xc4 */
 188         u32 dcurr;              /* 0xc8 */
 189         u32 dculr;              /* 0xcc */
 190         u32 dcugcr;             /* 0xd0 */
 191         u32 dcutpr;             /* 0xd4 */
 192         u32 dcusr0;             /* 0xd8 */
 193         u32 dcusr1;             /* 0xdc */
 194         u8 res2[0x20];          /* 0xe0 */
 195         u32 bistrr;             /* 0x100 */
 196         u32 bistmskr0;          /* 0x104 */
 197         u32 bistmskr1;          /* 0x108 */
 198         u32 bistwcr;            /* 0x10c */
 199         u32 bistlsr;            /* 0x110 */
 200         u32 bistar0;            /* 0x114 */
 201         u32 bistar1;            /* 0x118 */
 202         u32 bistar2;            /* 0x11c */
 203         u32 bistupdr;           /* 0x120 */
 204         u32 bistgsr;            /* 0x124 */
 205         u32 bistwer;            /* 0x128 */
 206         u32 bistber0;           /* 0x12c */
 207         u32 bistber1;           /* 0x130 */
 208         u32 bistber2;           /* 0x134 */
 209         u32 bistwcsr;           /* 0x138 */
 210         u32 bistfwr0;           /* 0x13c */
 211         u32 bistfwr1;           /* 0x140 */
 212         u8 res3[0x3c];          /* 0x144 */
 213         u32 zq0cr0;             /* 0x180 zq 0 control register 0 */
 214         u32 zq0cr1;             /* 0x184 zq 0 control register 1 */
 215         u32 zq0sr0;             /* 0x188 zq 0 status register 0 */
 216         u32 zq0sr1;             /* 0x18c zq 0 status register 1 */
 217         u8 res4[0x30];          /* 0x190 */
 218         u32 dx0gcr;             /* 0x1c0 */
 219         u32 dx0gsr0;            /* 0x1c4 */
 220         u32 dx0gsr1;            /* 0x1c8 */
 221         u32 dx0dllcr;           /* 0x1cc */
 222         u32 dx0dqtr;            /* 0x1d0 */
 223         u32 dx0dqstr;           /* 0x1d4 */
 224         u8 res5[0x28];          /* 0x1d8 */
 225         u32 dx1gcr;             /* 0x200 */
 226         u32 dx1gsr0;            /* 0x204 */
 227         u32 dx1gsr1;            /* 0x208 */
 228         u32 dx1dllcr;           /* 0x20c */
 229         u32 dx1dqtr;            /* 0x210 */
 230         u32 dx1dqstr;           /* 0x214 */
 231         u8 res6[0x28];          /* 0x218 */
 232         u32 dx2gcr;             /* 0x240 */
 233         u32 dx2gsr0;            /* 0x244 */
 234         u32 dx2gsr1;            /* 0x248 */
 235         u32 dx2dllcr;           /* 0x24c */
 236         u32 dx2dqtr;            /* 0x250 */
 237         u32 dx2dqstr;           /* 0x254 */
 238         u8 res7[0x28];          /* 0x258 */
 239         u32 dx3gcr;             /* 0x280 */
 240         u32 dx3gsr0;            /* 0x284 */
 241         u32 dx3gsr1;            /* 0x288 */
 242         u32 dx3dllcr;           /* 0x28c */
 243         u32 dx3dqtr;            /* 0x290 */
 244         u32 dx3dqstr;           /* 0x294 */
 245 };
 246
 247 /*
 248  * DRAM common (sunxi_mctl_com_reg) register constants.
 249  */
 250 #define MCTL_CR_RANK_MASK               (3 << 0)
 251 #define MCTL_CR_RANK(x)                 (((x) - 1) << 0)
 252 #define MCTL_CR_BANK_MASK               (3 << 2)
 253 #define MCTL_CR_BANK(x)                 ((x) << 2)
 254 #define MCTL_CR_ROW_MASK                (0xf << 4)
 255 #define MCTL_CR_ROW(x)                  (((x) - 1) << 4)
 256 #define MCTL_CR_PAGE_SIZE_MASK          (0xf << 8)
 257 #define MCTL_CR_PAGE_SIZE(x)            ((fls(x) - 4) << 8)
 258 #define MCTL_CR_BUSW_MASK               (3 << 12)
 259 #define MCTL_CR_BUSW16                  (1 << 12)
 260 #define MCTL_CR_BUSW32                  (3 << 12)
 261 #define MCTL_CR_SEQUENCE                (1 << 15)
 262 #define MCTL_CR_DDR3                    (3 << 16)
 263 #define MCTL_CR_CHANNEL_MASK            (1 << 19)
 264 #define MCTL_CR_CHANNEL(x)              (((x) - 1) << 19)
 265 #define MCTL_CR_UNKNOWN                 ((1 << 22) | (1 << 20))
 266 #define MCTL_CCR_CH0_CLK_EN             (1 << 0)
 267 #define MCTL_CCR_CH1_CLK_EN             (1 << 1)
 268 #define MCTL_CCR_MASTER_CLK_EN          (1 << 2)
 269
 270 /*
 271  * DRAM control (sunxi_mctl_ctl_reg) register constants.
 272  * Note that we use constant values for a lot of the timings, this is what
 273  * the original boot0 bootloader does.
 274  */
 275 #define MCTL_SCTL_CONFIG                1
 276 #define MCTL_SCTL_ACCESS                2
 277 #define MCTL_MCMD_NOP                   0x88000000
 278 #define MCTL_MCMD_BUSY                  0x80000000
 279 #define MCTL_MCFG_DDR3                  0x70061
 280 #define MCTL_TREFI                      78
 281 #define MCTL_TMRD                       4
 282 #define MCTL_TRFC                       115
 283 #define MCTL_TRP                        9
 284 #define MCTL_TPREA                      0
 285 #define MCTL_TRTW                       2
 286 #define MCTL_TAL                        0
 287 #define MCTL_TCL                        9
 288 #define MCTL_TCWL                       8
 289 #define MCTL_TRAS                       18
 290 #define MCTL_TRC                        23
 291 #define MCTL_TRCD                       9
 292 #define MCTL_TRRD                       4
 293 #define MCTL_TRTP                       4
 294 #define MCTL_TWR                        8
 295 #define MCTL_TWTR                       4
 296 #define MCTL_TEXSR                      512
 297 #define MCTL_TXP                        4
 298 #define MCTL_TXPDLL                     14
 299 #define MCTL_TZQCS                      64
 300 #define MCTL_TZQCSI                     0
 301 #define MCTL_TDQS                       1
 302 #define MCTL_TCKSRE                     5
 303 #define MCTL_TCKSRX                     5
 304 #define MCTL_TCKE                       4
 305 #define MCTL_TMOD                       12
 306 #define MCTL_TRSTL                      80
 307 #define MCTL_TZQCL                      512
 308 #define MCTL_TMRR                       2
 309 #define MCTL_TCKESR                     5
 310 #define MCTL_TDPD                       0
 311 #define MCTL_DFITPHYRDL                 15
 312 #define MCTL_DFIUPDCFG_UPD              (1 << 1)
 313 #define MCTL_DFISTCFG0                  5
 314
 315 /*
 316  * DRAM phy (sunxi_mctl_phy_reg) register values / constants.
 317  */
 318 #define MCTL_PIR_CLEAR_STATUS           (1 << 28)
 319 #define MCTL_PIR_STEP1                  0xe9
 320 #define MCTL_PIR_STEP2                  0x81
 321 #define MCTL_PGCR_RANK                  (1 << 19)
 322 #define MCTL_PGCR                       0x018c0202
 323 #define MCTL_PGSR_TRAIN_ERR_MASK        (3 << 5)
 324 /* constants for both acdllcr as well as dx#dllcr */
 325 #define MCTL_DLLCR_NRESET               (1 << 30)
 326 #define MCTL_DLLCR_DISABLE              (1 << 31)
 327 /* ptr constants these are or-ed together to get the final ptr# values */
 328 #define MCTL_TITMSRST                   10
 329 #define MCTL_TDLLLOCK                   2250
 330 #define MCTL_TDLLSRST                   23
 331 #define MCTL_TDINIT0                    217000
 332 #define MCTL_TDINIT1                    160
 333 #define MCTL_TDINIT2                    87000
 334 #define MCTL_TDINIT3                    433
 335 /* end ptr constants */
 336 #define MCTL_ACIOCR_DISABLE             ((3 << 18) | (1 << 8) | (1 << 3))
 337 #define MCTL_DXCCR_DISABLE              ((1 << 3) | (1 << 2))
 338 #define MCTL_DXCCR                      0x800
 339 #define MCTL_DSGCR_ENABLE               (1 << 28)
 340 #define MCTL_DSGCR                      0xf200001b
 341 #define MCTL_DCR_DDR3                   0x0b
 342 /* dtpr constants these are or-ed together to get the final dtpr# values */
 343 #define MCTL_TCCD                       0
 344 #define MCTL_TDQSCKMAX                  1
 345 #define MCTL_TDQSCK                     1
 346 #define MCTL_TRTODT                     0
 347 #define MCTL_TFAW                       20
 348 #define MCTL_TAOND                      0
 349 #define MCTL_TDLLK                      512
 350 /* end dtpr constants */
 351 #define MCTL_MR0                        0x1a50
 352 #define MCTL_MR1                        0x4
 353 #define MCTL_MR2                        ((MCTL_TCWL - 5) << 3)
 354 #define MCTL_MR3                        0x0
 355 #define MCTL_DX_GCR_EN                  (1 << 0)
 356 #define MCTL_DX_GCR                     0x880
 357 #define MCTL_DX_GSR0_RANK0_TRAIN_DONE   (1 << 0)
 358 #define MCTL_DX_GSR0_RANK1_TRAIN_DONE   (1 << 1)
 359 #define MCTL_DX_GSR0_RANK0_TRAIN_ERR    (1 << 4)
 360 #define MCTL_DX_GSR0_RANK1_TRAIN_ERR    (1 << 5)
 361
 362 #endif /* _SUNXI_DRAM_SUN6I_H */