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author | Boris Brezillon <bbrezillon@kernel.org> | 2020-03-13 22:42:39 +0300 |
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committer | Tudor Ambarus <tudor.ambarus@microchip.com> | 2020-03-17 10:28:02 +0300 |
commit | f7242bfc02b8f8cb820eb32d726c11e7f337e942 (patch) | |
tree | b08928e46094a991e3704b87fe715ace2cc473cf /drivers/mtd/spi-nor/atmel.c | |
parent | 9ec4bbcb2044ea1f380c9feceb10654dd5a35a95 (diff) | |
download | linux-f7242bfc02b8f8cb820eb32d726c11e7f337e942.tar.xz |
mtd: spi-nor: Move Atmel bits out of core.c
Create a SPI NOR manufacturer driver for Atmel chips, and move the
Atmel definitions outside of core.c.
Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Diffstat (limited to 'drivers/mtd/spi-nor/atmel.c')
-rw-r--r-- | drivers/mtd/spi-nor/atmel.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/atmel.c b/drivers/mtd/spi-nor/atmel.c new file mode 100644 index 000000000000..3f5f21a473a6 --- /dev/null +++ b/drivers/mtd/spi-nor/atmel.c @@ -0,0 +1,46 @@ +// 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 atmel_parts[] = { + /* Atmel -- some are (confusingly) marketed as "DataFlash" */ + { "at25fs010", INFO(0x1f6601, 0, 32 * 1024, 4, SECT_4K) }, + { "at25fs040", INFO(0x1f6604, 0, 64 * 1024, 8, SECT_4K) }, + + { "at25df041a", INFO(0x1f4401, 0, 64 * 1024, 8, SECT_4K) }, + { "at25df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K) }, + { "at25df321a", INFO(0x1f4701, 0, 64 * 1024, 64, SECT_4K) }, + { "at25df641", INFO(0x1f4800, 0, 64 * 1024, 128, SECT_4K) }, + + { "at25sl321", INFO(0x1f4216, 0, 64 * 1024, 64, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, + + { "at26f004", INFO(0x1f0400, 0, 64 * 1024, 8, SECT_4K) }, + { "at26df081a", INFO(0x1f4501, 0, 64 * 1024, 16, SECT_4K) }, + { "at26df161a", INFO(0x1f4601, 0, 64 * 1024, 32, SECT_4K) }, + { "at26df321", INFO(0x1f4700, 0, 64 * 1024, 64, SECT_4K) }, + + { "at45db081d", INFO(0x1f2500, 0, 64 * 1024, 16, SECT_4K) }, +}; + +static void atmel_default_init(struct spi_nor *nor) +{ + nor->flags |= SNOR_F_HAS_LOCK; +} + +static const struct spi_nor_fixups atmel_fixups = { + .default_init = atmel_default_init, +}; + +const struct spi_nor_manufacturer spi_nor_atmel = { + .name = "atmel", + .parts = atmel_parts, + .nparts = ARRAY_SIZE(atmel_parts), + .fixups = &atmel_fixups, +}; |