sys/arch/arm/omap/omap2_gpmcreg.h

   1 /*      $NetBSD: omap2_gpmcreg.h,v 1.1 2008/08/27 11:03:10 matt Exp $   */
   2 /*
   3  * Copyright (c) 2007 Microsoft
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Microsoft
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  19  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  20  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTERS BE LIABLE FOR ANY DIRECT,
  22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  */
  30
  31 #ifndef _OMAP2430GPMCREG_H
  32 #define _OMAP2430GPMCREG_H
  33
  34 /*
  35  * Header for OMAP2 General Purpose Memory Controller
  36  */
  37
  38 /*
  39  * GPMC register base address, offsets, and size
  40  */
  41 #ifdef OMAP_2430
  42 #define GPMC_BASE                       0x6e000000
  43 #endif
  44 #ifdef OMAP_2420
  45 #define GPMC_BASE                       0x6800a000
  46 #endif
  47 #ifdef OMAP_3530
  48 #define GPMC_BASE                       0x6e000000
  49 #endif
  50
  51 #define GPMC_REVISION                   0x000
  52 #define GPMC_SYSCONFIG                  0x010
  53 #define GPMC_SYSSTATUS                  0x014
  54 #define GPMC_IRQSTATUS                  0x018
  55 #define GPMC_IRQENABLE                  0x01C
  56 #define GPMC_TIMEOUT_CONTROL            0x040
  57 #define GPMC_ERR_ADDRESS                0x044
  58 #define GPMC_ERR_TYPE                   0x048
  59 #define GPMC_CONFIG                     0x050
  60 #define GPMC_STATUS                     0x054
  61 #define GPMC_CONFIG1_0                  0x060
  62 #define GPMC_CONFIG2_0                  0x064
  63 #define GPMC_CONFIG3_0                  0x068
  64 #define GPMC_CONFIG4_0                  0x06C
  65 #define GPMC_CONFIG5_0                  0x070
  66 #define GPMC_CONFIG6_0                  0x074
  67 #define GPMC_CONFIG7_0                  0x078
  68 #define GPMC_NAND_COMMAND_0             0x07C
  69 #define GPMC_NAND_ADDRESS_0             0x080
  70 #define GPMC_NAND_DATA_0                0x084
  71 #define GPMC_CONFIG1_1                  0x090
  72 #define GPMC_CONFIG2_1                  0x094
  73 #define GPMC_CONFIG3_1                  0x098
  74 #define GPMC_CONFIG4_1                  0x09C
  75 #define GPMC_CONFIG5_1                  0x0A0
  76 #define GPMC_CONFIG6_1                  0x0A4
  77 #define GPMC_CONFIG7_1                  0x0A8
  78 #define GPMC_NAND_COMMAND_1             0x0AC
  79 #define GPMC_NAND_ADDRESS_1             0x0B0
  80 #define GPMC_NAND_DATA_1                0x0B4
  81 #define GPMC_CONFIG1_2                  0x0C0
  82 #define GPMC_CONFIG2_2                  0x0C4
  83 #define GPMC_CONFIG3_2                  0x0C8
  84 #define GPMC_CONFIG4_2                  0x0CC
  85 #define GPMC_CONFIG5_2                  0x0D0
  86 #define GPMC_CONFIG6_2                  0x0D4
  87 #define GPMC_CONFIG7_2                  0x0D8
  88 #define GPMC_NAND_COMMAND_2             0x0DC
  89 #define GPMC_NAND_ADDRESS_2             0x0E0
  90 #define GPMC_NAND_DATA_2                0x0E4
  91 #define GPMC_CONFIG1_3                  0x0F0
  92 #define GPMC_CONFIG2_3                  0x0F4
  93 #define GPMC_CONFIG3_3                  0x0F8
  94 #define GPMC_CONFIG4_3                  0x0FC
  95 #define GPMC_CONFIG5_3                  0x100
  96 #define GPMC_CONFIG6_3                  0x104
  97 #define GPMC_CONFIG7_3                  0x108
  98 #define GPMC_NAND_COMMAND_3             0x10C
  99 #define GPMC_NAND_ADDRESS_3             0x110
 100 #define GPMC_NAND_DATA_3                0x114
 101 #define GPMC_CONFIG1_4                  0x120
 102 #define GPMC_CONFIG2_4                  0x124
 103 #define GPMC_CONFIG3_4                  0x128
 104 #define GPMC_CONFIG4_4                  0x12C
 105 #define GPMC_CONFIG5_4                  0x130
 106 #define GPMC_CONFIG6_4                  0x134
 107 #define GPMC_CONFIG7_4                  0x138
 108 #define GPMC_NAND_COMMAND_4             0x13C
 109 #define GPMC_NAND_ADDRESS_4             0x140
 110 #define GPMC_NAND_DATA_4                0x144
 111 #define GPMC_CONFIG1_5                  0x150
 112 #define GPMC_CONFIG2_5                  0x154
 113 #define GPMC_CONFIG3_5                  0x158
 114 #define GPMC_CONFIG4_5                  0x15C
 115 #define GPMC_CONFIG5_5                  0x160
 116 #define GPMC_CONFIG6_5                  0x164
 117 #define GPMC_CONFIG7_5                  0x168
 118 #define GPMC_NAND_COMMAND_5             0x16C
 119 #define GPMC_NAND_ADDRESS_5             0x170
 120 #define GPMC_NAND_DATA_5                0x174
 121 #define GPMC_CONFIG1_6                  0x180
 122 #define GPMC_CONFIG2_6                  0x184
 123 #define GPMC_CONFIG3_6                  0x188
 124 #define GPMC_CONFIG4_6                  0x18C
 125 #define GPMC_CONFIG5_6                  0x190
 126 #define GPMC_CONFIG6_6                  0x194
 127 #define GPMC_CONFIG7_6                  0x198
 128 #define GPMC_NAND_COMMAND_6             0x19C
 129 #define GPMC_NAND_ADDRESS_6             0x1A0
 130 #define GPMC_NAND_DATA_6                0x1A4
 131 #define GPMC_CONFIG1_7                  0x1B0
 132 #define GPMC_CONFIG2_7                  0x1B4
 133 #define GPMC_CONFIG3_7                  0x1B8
 134 #define GPMC_CONFIG4_7                  0x1BC
 135 #define GPMC_CONFIG5_7                  0x1C0
 136 #define GPMC_CONFIG6_7                  0x1C4
 137 #define GPMC_CONFIG7_7                  0x1C8
 138 #define GPMC_NAND_COMMAND_7             0x1CC
 139 #define GPMC_NAND_ADDRESS_7             0x1D0
 140 #define GPMC_NAND_DATA_7                0x1D4
 141 #define GPMC_PREFETCH_CONFIG1           0x1E0
 142 #define GPMC_PREFETCH_CONFIG2           0x1E4
 143 #define GPMC_PREFETCH_CONTROL           0x1EC
 144 #define GPMC_CONFIG1_6                  0x180
 145 #define GPMC_CONFIG2_6                  0x184
 146 #define GPMC_CONFIG3_6                  0x188
 147 #define GPMC_CONFIG4_6                  0x18C
 148 #define GPMC_CONFIG5_6                  0x190
 149 #define GPMC_CONFIG6_6                  0x194
 150 #define GPMC_CONFIG7_6                  0x198
 151 #define GPMC_NAND_COMMAND_6             0x19C
 152 #define GPMC_NAND_ADDRESS_6             0x1A0
 153 #define GPMC_NAND_DATA_6                0x1A4
 154 #define GPMC_CONFIG1_7                  0x1B0
 155 #define GPMC_CONFIG2_7                  0x1B4
 156 #define GPMC_CONFIG3_7                  0x1B8
 157 #define GPMC_CONFIG4_7                  0x1BC
 158 #define GPMC_CONFIG5_7                  0x1C0
 159 #define GPMC_CONFIG6_7                  0x1C4
 160 #define GPMC_CONFIG7_7                  0x1C8
 161 #define GPMC_NAND_COMMAND_7             0x1CC
 162 #define GPMC_NAND_ADDRESS_7             0x1D0
 163 #define GPMC_NAND_DATA_7                0x1D4
 164 #define GPMC_PREFETCH_CONFIG1           0x1E0
 165 #define GPMC_PREFETCH_CONFIG2           0x1E4
 166 #define GPMC_PREFETCH_CONTROL           0x1EC
 167 #define GPMC_PREFETCH_STATUS            0x1F0
 168 #define GPMC_ECC_CONFIG                 0x1F4
 169 #define GPMC_ECC_CONTROL                0x1F8
 170 #define GPMC_ECC_SIZE_CONFIG            0x1FC
 171 #define GPMC_ECC1_RESULT                0x200
 172 #define GPMC_ECC2_RESULT                0x204
 173 #define GPMC_ECC3_RESULT                0x208
 174 #define GPMC_ECC4_RESULT                0x20C
 175 #define GPMC_ECC5_RESULT                0x210
 176 #define GPMC_ECC6_RESULT                0x214
 177 #define GPMC_ECC7_RESULT                0x218
 178 #define GPMC_ECC8_RESULT                0x21C
 179 #define GPMC_ECC9_RESULT                0x220
 180 #define GPMC_TESTMODE_CTRL              0x230
 181 #define GPMC_PSA_LSB                    0x234
 182 #define GPMC_PSA_MSB                    0x238
 183
 184 #define GPMC_SIZE                       (GPMC_PSA_MSB + 4)
 185 #define GPMC_NCS                        8       /* # Chip Selects */
 186
 187 /*
 188  * GPMC OMAP2430_GPMC_REVISION
 189  */
 190 #define GPMC_REVISION_REV               __BITS(7,0)
 191 #define GPMC_REVISION_REV_MAJ(r)        (((r) >> 4) & 0xf)
 192 #define GPMC_REVISION_REV_MIN(r)        (((r) >> 0) & 0xf)
 193
 194 /*
 195  * GPMC CONFIG7_[0-7] bits
 196  */
 197 #define GPMC_CONFIG7_BASEADDRESS        __BITS(5,0)
 198 #define GPMC_CONFIG7_CSVALID            __BIT(6)
 199 #define GPMC_CONFIG7_MASKADDRESS        __BITS(11,8)
 200
 201 static __inline ulong
 202 omap_gpmc_config7_addr(uint32_t r)
 203 {
 204         return ((r) & GPMC_CONFIG7_BASEADDRESS) << 24;
 205 }
 206 static __inline ulong
 207 omap_gpmc_config7_size(uint32_t r)
 208 {
 209         uint i;
 210         uint mask;
 211         const struct {
 212                 uint  mask;
 213                 ulong size;
 214         } gpmc_config7_size_tab[5] = {
 215                 { 0x0, (256 << 20) },           /* 256 MB */
 216                 { 0x8, (128 << 20) },           /* 128 MB */
 217                 { 0xc, ( 64 << 20) },           /*  64 MB */
 218                 { 0xe, ( 32 << 20) },           /*  32 MB */
 219                 { 0xf, ( 16 << 20) },           /*  16 MB */
 220         };
 221         mask = ((r) & GPMC_CONFIG7_MASKADDRESS) >> 8;
 222         for (i=0; i < 5; i++) {
 223                 if (gpmc_config7_size_tab[i].mask == mask)
 224                 return gpmc_config7_size_tab[i].size;
 225         }
 226         return 0;
 227 }
 228
 229 #endif  /* _OMAP2430GPMCREG_H */