src/drivers/spi/eon.c

   1 /* This file is part of the coreboot project. */
   2 /* SPDX-License-Identifier: GPL-2.0-or-later */
   3
   4 #include <console/console.h>
   5 #include <commonlib/helpers.h>
   6 #include <spi_flash.h>
   7 #include <spi-generic.h>
   8 #include <string.h>
   9
  10 #include "spi_flash_internal.h"
  11
  12 /* EN25*-specific commands */
  13 #define CMD_EN25_WREN           0x06    /* Write Enable */
  14 #define CMD_EN25_WRDI           0x04    /* Write Disable */
  15 #define CMD_EN25_RDSR           0x05    /* Read Status Register */
  16 #define CMD_EN25_WRSR           0x01    /* Write Status Register */
  17 #define CMD_EN25_READ           0x03    /* Read Data Bytes */
  18 #define CMD_EN25_FAST_READ      0x0b    /* Read Data Bytes at Higher Speed */
  19 #define CMD_EN25_PP             0x02    /* Page Program */
  20 #define CMD_EN25_SE             0x20    /* Sector Erase */
  21 #define CMD_EN25_BE             0xd8    /* Block Erase */
  22 #define CMD_EN25_DP             0xb9    /* Deep Power-down */
  23 #define CMD_EN25_RES            0xab    /* Release from DP, and Read Signature */
  24
  25 #define EON_ID_EN25B80          0x2014
  26 #define EON_ID_EN25B16          0x2015
  27 #define EON_ID_EN25B32          0x2016
  28 #define EON_ID_EN25B64          0x2017
  29 #define EON_ID_EN25F80          0x3114
  30 #define EON_ID_EN25F16          0x3115
  31 #define EON_ID_EN25F32          0x3116
  32 #define EON_ID_EN25F64          0x3117
  33 #define EON_ID_EN25Q80          0x3014
  34 #define EON_ID_EN25Q16          0x3015  /* Same as EN25D16 */
  35 #define EON_ID_EN25Q32          0x3016  /* Same as EN25Q32A and EN25Q32B */
  36 #define EON_ID_EN25Q64          0x3017
  37 #define EON_ID_EN25Q128         0x3018
  38 #define EON_ID_EN25QH16         0x7015
  39 #define EON_ID_EN25QH32         0x7016
  40 #define EON_ID_EN25QH64         0x7017
  41 #define EON_ID_EN25QH128        0x7018
  42 #define EON_ID_EN25S80          0x3814
  43 #define EON_ID_EN25S16          0x3815
  44 #define EON_ID_EN25S32          0x3816
  45 #define EON_ID_EN25S64          0x3817
  46
  47 static const struct spi_flash_part_id flash_table[] = {
  48         {
  49                 /* EN25B80 */
  50                 .id[0] = EON_ID_EN25B80,
  51                 .nr_sectors_shift = 8,
  52         },
  53         {
  54                 /* EN25B16 */
  55                 .id[0] = EON_ID_EN25B16,
  56                 .nr_sectors_shift = 9,
  57         },
  58         {
  59                 /* EN25B32 */
  60                 .id[0] = EON_ID_EN25B32,
  61                 .nr_sectors_shift = 10,
  62         },
  63         {
  64                 /* EN25B64 */
  65                 .id[0] = EON_ID_EN25B64,
  66                 .nr_sectors_shift = 11,
  67         },
  68         {
  69                 /* EN25F80 */
  70                 .id[0] = EON_ID_EN25F80,
  71                 .nr_sectors_shift = 8,
  72         },
  73         {
  74                 /* EN25F16 */
  75                 .id[0] = EON_ID_EN25F16,
  76                 .nr_sectors_shift = 9,
  77         },
  78         {
  79                 /* EN25F32 */
  80                 .id[0] = EON_ID_EN25F32,
  81                 .nr_sectors_shift = 10,
  82         },
  83         {
  84                 /* EN25F64 */
  85                 .id[0] = EON_ID_EN25F64,
  86                 .nr_sectors_shift = 11,
  87         },
  88         {
  89                 /* EN25Q80(A) */
  90                 .id[0] = EON_ID_EN25Q80,
  91                 .nr_sectors_shift = 8,
  92         },
  93         {
  94                 /* EN25Q16(D16) */
  95                 .id[0] = EON_ID_EN25Q16,
  96                 .nr_sectors_shift = 9,
  97         },
  98         {
  99                 /* EN25Q32(A/B) */
 100                 .id[0] = EON_ID_EN25Q32,
 101                 .nr_sectors_shift = 10,
 102         },
 103         {
 104                 /* EN25Q64 */
 105                 .id[0] = EON_ID_EN25Q64,
 106                 .nr_sectors_shift = 11,
 107         },
 108         {
 109                 /* EN25Q128 */
 110                 .id[0] = EON_ID_EN25Q128,
 111                 .nr_sectors_shift = 12,
 112         },
 113         {
 114                 /* EN25QH16 */
 115                 .id[0] = EON_ID_EN25QH16,
 116                 .nr_sectors_shift = 9,
 117         },
 118         {
 119                 /* EN25QH32 */
 120                 .id[0] = EON_ID_EN25QH32,
 121                 .nr_sectors_shift = 10,
 122         },
 123         {
 124                 /* EN25QH64 */
 125                 .id[0] = EON_ID_EN25QH64,
 126                 .nr_sectors_shift = 11,
 127         },
 128         {
 129                 /* EN25QH128 */
 130                 .id[0] = EON_ID_EN25QH128,
 131                 .nr_sectors_shift = 12,
 132         },
 133         {
 134                 /* EN25S80 */
 135                 .id[0] = EON_ID_EN25S80,
 136                 .nr_sectors_shift = 8,
 137         },
 138         {
 139                 /* EN25S16 */
 140                 .id[0] = EON_ID_EN25S16,
 141                 .nr_sectors_shift = 9,
 142         },
 143         {
 144                 /* EN25S32 */
 145                 .id[0] = EON_ID_EN25S32,
 146                 .nr_sectors_shift = 10,
 147         },
 148         {
 149                 /* EN25S64 */
 150                 .id[0] = EON_ID_EN25S64,
 151                 .nr_sectors_shift = 11,
 152         },
 153 };
 154
 155 const struct spi_flash_vendor_info spi_flash_eon_vi = {
 156         .id = VENDOR_ID_EON,
 157         .page_size_shift = 8,
 158         .sector_size_kib_shift = 2,
 159         .match_id_mask[0] = 0xffff,
 160         .ids = flash_table,
 161         .nr_part_ids = ARRAY_SIZE(flash_table),
 162         .desc = &spi_flash_pp_0x20_sector_desc,
 163 };