linux/drivers/mtd/spi-nor/spansion.c

130 lines
5.0 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005, Intec Automation Inc.
* Copyright (C) 2014, Freescale Semiconductor, Inc.
*/
#include <linux/mtd/spi-nor.h>
#include "core.h"
static int
s25fs_s_post_bfpt_fixups(struct spi_nor *nor,
const struct sfdp_parameter_header *bfpt_header,
const struct sfdp_bfpt *bfpt,
struct spi_nor_flash_parameter *params)
{
/*
* The S25FS-S chip family reports 512-byte pages in BFPT but
* in reality the write buffer still wraps at the safe default
* of 256 bytes. Overwrite the page size advertised by BFPT
* to get the writes working.
*/
params->page_size = 256;
return 0;
}
static struct spi_nor_fixups s25fs_s_fixups = {
.post_bfpt = s25fs_s_post_bfpt_fixups,
};
static const struct flash_info spansion_parts[] = {
/* Spansion/Cypress -- single (large) sector size only, at least
* for the chips listed here (without boot sectors).
*/
{ "s25sl032p", INFO(0x010215, 0x4d00, 64 * 1024, 64,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25sl064p", INFO(0x010216, 0x4d00, 64 * 1024, 128,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl128s0", INFO6(0x012018, 0x4d0080, 256 * 1024, 64,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fl128s1", INFO6(0x012018, 0x4d0180, 64 * 1024, 256,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fl512s", INFO6(0x010220, 0x4d0080, 256 * 1024, 256,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_HAS_LOCK | USE_CLSR) },
{ "s25fs128s1", INFO6(0x012018, 0x4d0181, 64 * 1024, 256,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | USE_CLSR)
.fixups = &s25fs_s_fixups, },
{ "s25fs256s0", INFO6(0x010219, 0x4d0081, 256 * 1024, 128,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fs256s1", INFO6(0x010219, 0x4d0181, 64 * 1024, 512,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fs512s", INFO6(0x010220, 0x4d0081, 256 * 1024, 256,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | USE_CLSR)
.fixups = &s25fs_s_fixups, },
{ "s70fl01gs", INFO(0x010221, 0x4d00, 256 * 1024, 256, 0) },
{ "s25sl12800", INFO(0x012018, 0x0300, 256 * 1024, 64, 0) },
{ "s25sl12801", INFO(0x012018, 0x0301, 64 * 1024, 256, 0) },
{ "s25fl129p0", INFO(0x012018, 0x4d00, 256 * 1024, 64,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25fl129p1", INFO(0x012018, 0x4d01, 64 * 1024, 256,
SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
USE_CLSR) },
{ "s25sl004a", INFO(0x010212, 0, 64 * 1024, 8, 0) },
{ "s25sl008a", INFO(0x010213, 0, 64 * 1024, 16, 0) },
{ "s25sl016a", INFO(0x010214, 0, 64 * 1024, 32, 0) },
{ "s25sl032a", INFO(0x010215, 0, 64 * 1024, 64, 0) },
{ "s25sl064a", INFO(0x010216, 0, 64 * 1024, 128, 0) },
{ "s25fl004k", INFO(0xef4013, 0, 64 * 1024, 8,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl008k", INFO(0xef4014, 0, 64 * 1024, 16,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl016k", INFO(0xef4015, 0, 64 * 1024, 32,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl064k", INFO(0xef4017, 0, 64 * 1024, 128, SECT_4K) },
{ "s25fl116k", INFO(0x014015, 0, 64 * 1024, 32,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl132k", INFO(0x014016, 0, 64 * 1024, 64, SECT_4K) },
{ "s25fl164k", INFO(0x014017, 0, 64 * 1024, 128, SECT_4K) },
{ "s25fl204k", INFO(0x014013, 0, 64 * 1024, 8,
SECT_4K | SPI_NOR_DUAL_READ) },
{ "s25fl208k", INFO(0x014014, 0, 64 * 1024, 16,
SECT_4K | SPI_NOR_DUAL_READ) },
{ "s25fl064l", INFO(0x016017, 0, 64 * 1024, 128,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_4B_OPCODES) },
{ "s25fl128l", INFO(0x016018, 0, 64 * 1024, 256,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_4B_OPCODES) },
{ "s25fl256l", INFO(0x016019, 0, 64 * 1024, 512,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_4B_OPCODES) },
{ "cy15x104q", INFO6(0x042cc2, 0x7f7f7f, 512 * 1024, 1,
SPI_NOR_NO_ERASE) },
};
static void spansion_post_sfdp_fixups(struct spi_nor *nor)
{
if (nor->params->size <= SZ_16M)
return;
nor->flags |= SNOR_F_4B_OPCODES;
/* No small sector erase for 4-byte command set */
nor->erase_opcode = SPINOR_OP_SE;
nor->mtd.erasesize = nor->info->sector_size;
}
static const struct spi_nor_fixups spansion_fixups = {
.post_sfdp = spansion_post_sfdp_fixups,
};
const struct spi_nor_manufacturer spi_nor_spansion = {
.name = "spansion",
.parts = spansion_parts,
.nparts = ARRAY_SIZE(spansion_parts),
.fixups = &spansion_fixups,
};