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// 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
mx25l25635_post_bfpt_fixups(struct spi_nor *nor,
const struct sfdp_parameter_header *bfpt_header,
const struct sfdp_bfpt *bfpt)
{
/*
* MX25L25635F supports 4B opcodes but MX25L25635E does not.
* Unfortunately, Macronix has re-used the same JEDEC ID for both
* variants which prevents us from defining a new entry in the parts
* table.
* We need a way to differentiate MX25L25635E and MX25L25635F, and it
* seems that the F version advertises support for Fast Read 4-4-4 in
* its BFPT table.
*/
if (bfpt->dwords[SFDP_DWORD(5)] & BFPT_DWORD5_FAST_READ_4_4_4)
nor->flags |= SNOR_F_4B_OPCODES;
return 0;
}
static const struct spi_nor_fixups mx25l25635_fixups = {
.post_bfpt = mx25l25635_post_bfpt_fixups,
};
static const struct flash_info macronix_nor_parts[] = {
/* Macronix */
{ "mx25l512e", INFO(0xc22010, 0, 64 * 1024, 1)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l2005a", INFO(0xc22012, 0, 64 * 1024, 4)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l4005a", INFO(0xc22013, 0, 64 * 1024, 8)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l8005", INFO(0xc22014, 0, 64 * 1024, 16) },
{ "mx25l1606e", INFO(0xc22015, 0, 64 * 1024, 32)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l3205d", INFO(0xc22016, 0, 64 * 1024, 64)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l3255e", INFO(0xc29e16, 0, 64 * 1024, 64)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l6405d", INFO(0xc22017, 0, 64 * 1024, 128)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25u2033e", INFO(0xc22532, 0, 64 * 1024, 4)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25u3235f", INFO(0xc22536, 0, 64 * 1024, 64)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx25u4035", INFO(0xc22533, 0, 64 * 1024, 8)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25u8035", INFO(0xc22534, 0, 64 * 1024, 16)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25u6435f", INFO(0xc22537, 0, 64 * 1024, 128)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256)
FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP)
NO_SFDP_FLAGS(SECT_4K) },
{ "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256) },
{ "mx25r1635f", INFO(0xc22815, 0, 64 * 1024, 32)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx25r3235f", INFO(0xc22816, 0, 64 * 1024, 64)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx25u12835f", INFO(0xc22538, 0, 64 * 1024, 256)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
.fixups = &mx25l25635_fixups },
{ "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512)
NO_SFDP_FLAGS(SECT_4K)
FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
{ "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
{ "mx25uw51245g", INFOB(0xc2813a, 0, 0, 0, 4)
PARSE_SFDP
FLAGS(SPI_NOR_RWW) },
{ "mx25v8035f", INFO(0xc22314, 0, 64 * 1024, 16)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512) },
{ "mx66l51235f", INFO(0xc2201a, 0, 64 * 1024, 1024)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
{ "mx66u51235f", INFO(0xc2253a, 0, 64 * 1024, 1024)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
{ "mx66l1g45g", INFO(0xc2201b, 0, 64 * 1024, 2048)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "mx66l1g55g", INFO(0xc2261b, 0, 64 * 1024, 2048)
NO_SFDP_FLAGS(SPI_NOR_QUAD_READ) },
{ "mx66u2g45g", INFO(0xc2253c, 0, 64 * 1024, 4096)
NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
};
static void macronix_nor_default_init(struct spi_nor *nor)
{
nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable;
}
static int macronix_nor_late_init(struct spi_nor *nor)
{
if (!nor->params->set_4byte_addr_mode)
nor->params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode_en4b_ex4b;
return 0;
}
static const struct spi_nor_fixups macronix_nor_fixups = {
.default_init = macronix_nor_default_init,
.late_init = macronix_nor_late_init,
};
const struct spi_nor_manufacturer spi_nor_macronix = {
.name = "macronix",
.parts = macronix_nor_parts,
.nparts = ARRAY_SIZE(macronix_nor_parts),
.fixups = ¯onix_nor_fixups,
};
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