eon.c

Go to the documentation of this file.

/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <commonlib/helpers.h>
#include <spi_flash.h>
#include <spi-generic.h>
 
#include "spi_flash_internal.h"
 
/* EN25*-specific commands */
#define CMD_EN25_WREN           0x06    /* Write Enable */
#define CMD_EN25_WRDI           0x04    /* Write Disable */
#define CMD_EN25_RDSR           0x05    /* Read Status Register */
#define CMD_EN25_WRSR           0x01    /* Write Status Register */
#define CMD_EN25_READ           0x03    /* Read Data Bytes */
#define CMD_EN25_FAST_READ      0x0b    /* Read Data Bytes at Higher Speed */
#define CMD_EN25_PP             0x02    /* Page Program */
#define CMD_EN25_SE             0x20    /* Sector Erase */
#define CMD_EN25_BE             0xd8    /* Block Erase */
#define CMD_EN25_DP             0xb9    /* Deep Power-down */
#define CMD_EN25_RES            0xab    /* Release from DP, and Read Signature */
 
#define EON_ID_EN25B80          0x2014
#define EON_ID_EN25B16          0x2015
#define EON_ID_EN25B32          0x2016
#define EON_ID_EN25B64          0x2017
#define EON_ID_EN25F80          0x3114
#define EON_ID_EN25F16          0x3115
#define EON_ID_EN25F32          0x3116
#define EON_ID_EN25F64          0x3117
#define EON_ID_EN25Q80          0x3014
#define EON_ID_EN25Q16          0x3015  /* Same as EN25D16 */
#define EON_ID_EN25Q32          0x3016  /* Same as EN25Q32A and EN25Q32B */
#define EON_ID_EN25Q64          0x3017
#define EON_ID_EN25Q128         0x3018
#define EON_ID_EN25QH16         0x7015
#define EON_ID_EN25QH32         0x7016
#define EON_ID_EN25QH64         0x7017
#define EON_ID_EN25QH128        0x7018
#define EON_ID_EN25S80          0x3814
#define EON_ID_EN25S16          0x3815
#define EON_ID_EN25S32          0x3816
#define EON_ID_EN25S64          0x3817
 
static const struct spi_flash_part_id flash_table[] = {
        {
                /* EN25B80 */
                .id[0] = EON_ID_EN25B80,
                .nr_sectors_shift = 8,
        },
        {
                /* EN25B16 */
                .id[0] = EON_ID_EN25B16,
                .nr_sectors_shift = 9,
        },
        {
                /* EN25B32 */
                .id[0] = EON_ID_EN25B32,
                .nr_sectors_shift = 10,
        },
        {
                /* EN25B64 */
                .id[0] = EON_ID_EN25B64,
                .nr_sectors_shift = 11,
        },
        {
                /* EN25F80 */
                .id[0] = EON_ID_EN25F80,
                .nr_sectors_shift = 8,
        },
        {
                /* EN25F16 */
                .id[0] = EON_ID_EN25F16,
                .nr_sectors_shift = 9,
        },
        {
                /* EN25F32 */
                .id[0] = EON_ID_EN25F32,
                .nr_sectors_shift = 10,
        },
        {
                /* EN25F64 */
                .id[0] = EON_ID_EN25F64,
                .nr_sectors_shift = 11,
        },
        {
                /* EN25Q80(A) */
                .id[0] = EON_ID_EN25Q80,
                .nr_sectors_shift = 8,
        },
        {
                /* EN25Q16(D16) */
                .id[0] = EON_ID_EN25Q16,
                .nr_sectors_shift = 9,
        },
        {
                /* EN25Q32(A/B) */
                .id[0] = EON_ID_EN25Q32,
                .nr_sectors_shift = 10,
        },
        {
                /* EN25Q64 */
                .id[0] = EON_ID_EN25Q64,
                .nr_sectors_shift = 11,
        },
        {
                /* EN25Q128 */
                .id[0] = EON_ID_EN25Q128,
                .nr_sectors_shift = 12,
        },
        {
                /* EN25QH16 */
                .id[0] = EON_ID_EN25QH16,
                .nr_sectors_shift = 9,
        },
        {
                /* EN25QH32 */
                .id[0] = EON_ID_EN25QH32,
                .nr_sectors_shift = 10,
        },
        {
                /* EN25QH64 */
                .id[0] = EON_ID_EN25QH64,
                .nr_sectors_shift = 11,
        },
        {
                /* EN25QH128 */
                .id[0] = EON_ID_EN25QH128,
                .nr_sectors_shift = 12,
        },
        {
                /* EN25S80 */
                .id[0] = EON_ID_EN25S80,
                .nr_sectors_shift = 8,
        },
        {
                /* EN25S16 */
                .id[0] = EON_ID_EN25S16,
                .nr_sectors_shift = 9,
        },
        {
                /* EN25S32 */
                .id[0] = EON_ID_EN25S32,
                .nr_sectors_shift = 10,
        },
        {
                /* EN25S64 */
                .id[0] = EON_ID_EN25S64,
                .nr_sectors_shift = 11,
        },
};
 
const struct spi_flash_vendor_info spi_flash_eon_vi = {
        .id = VENDOR_ID_EON,
        .page_size_shift = 8,
        .sector_size_kib_shift = 2,
        .match_id_mask[0] = 0xffff,
        .ids = flash_table,
        .nr_part_ids = ARRAY_SIZE(flash_table),
        .desc = &spi_flash_pp_0x20_sector_desc,
};