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mtd: spi-nor: Move ESMT bits out of core.c

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Create a SPI NOR manufacturer driver for ESMT chips, and move the
ESMT definitions outside of core.c.

Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
This commit is contained in:
Boris Brezillon 2020-03-13 19:42:41 +00:00 committed by Tudor Ambarus
parent d22a3be613
commit 74c7e0e3b9
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GPG Key ID: 4B554F47A58D14E9
4 changed files with 28 additions and 5 deletions
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1
drivers/mtd/spi-nor/Makefile
View File

@ -3,4 +3,5 @@
spi-nor-objs := core.o sfdp.o
spi-nor-objs += atmel.o
spi-nor-objs += eon.o
spi-nor-objs += esmt.o
obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o

6
drivers/mtd/spi-nor/core.c
View File

@ -2081,11 +2081,6 @@ static struct spi_nor_fixups gd25q256_fixups = {
* old entries may be missing 4K flag.
*/
static const struct flash_info spi_nor_ids[] = {
/* ESMT */
{ "f25l32pa", INFO(0x8c2016, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
{ "f25l32qa", INFO(0x8c4116, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
{ "f25l64qa", INFO(0x8c4117, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_HAS_LOCK) },
/* Everspin */
{ "mr25h128", CAT25_INFO( 16 * 1024, 1, 256, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
{ "mr25h256", CAT25_INFO( 32 * 1024, 1, 256, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
@ -2441,6 +2436,7 @@ static const struct flash_info spi_nor_ids[] = {
static const struct spi_nor_manufacturer *manufacturers[] = {
&spi_nor_atmel,
&spi_nor_eon,
&spi_nor_esmt,
};
static const struct flash_info *

1
drivers/mtd/spi-nor/core.h
View File

@ -169,6 +169,7 @@ struct spi_nor_manufacturer {
/* Manufacturer drivers. */
extern const struct spi_nor_manufacturer spi_nor_atmel;
extern const struct spi_nor_manufacturer spi_nor_eon;
extern const struct spi_nor_manufacturer spi_nor_esmt;
int spi_nor_write_enable(struct spi_nor *nor);
int spi_nor_write_disable(struct spi_nor *nor);

25
drivers/mtd/spi-nor/esmt.c Normal file
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@ -0,0 +1,25 @@
// 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 const struct flash_info esmt_parts[] = {
/* ESMT */
{ "f25l32pa", INFO(0x8c2016, 0, 64 * 1024, 64,
SECT_4K | SPI_NOR_HAS_LOCK) },
{ "f25l32qa", INFO(0x8c4116, 0, 64 * 1024, 64,
SECT_4K | SPI_NOR_HAS_LOCK) },
{ "f25l64qa", INFO(0x8c4117, 0, 64 * 1024, 128,
SECT_4K | SPI_NOR_HAS_LOCK) },
};
const struct spi_nor_manufacturer spi_nor_esmt = {
.name = "esmt",
.parts = esmt_parts,
.nparts = ARRAY_SIZE(esmt_parts),
};