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mtd: spi-nor: add support for GD25Q256

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Add support for GD25Q256, a 32MiB SPI Nor flash
from GigaDevice.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>
This commit is contained in:
Andy Yan 2017-08-28 10:00:46 +08:00 committed by Cyrille Pitchen
parent e27072851b
commit 65153846b1
1 changed files with 8 additions and 0 deletions
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8
drivers/mtd/spi-nor/spi-nor.c
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@ -872,6 +872,8 @@ static int spi_nor_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)
return ret;
}
static int macronix_quad_enable(struct spi_nor *nor);
/* Used when the "_ext_id" is two bytes at most */
#define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags) \
.id = { \
@ -999,6 +1001,12 @@ static const struct flash_info spi_nor_ids[] = {
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
},
{
"gd25q256", INFO(0xc84019, 0, 64 * 1024, 512,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
.quad_enable = macronix_quad_enable,
},
/* Intel/Numonyx -- xxxs33b */
{ "160s33b", INFO(0x898911, 0, 64 * 1024, 32, 0) },