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Groups > linux.kernel > #1718882
| From | Andy Yan <andy.yan@rock-chips.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v6 2/2] mtd: spi-nor: add support for GD25Q256 |
| Date | 2017-08-24 08:50 +0200 |
| Message-ID | <uhU7L-2Wi-1@gated-at.bofh.it> (permalink) |
| References | <uhU7L-2Wi-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add support for GD25Q256, a 32MiB SPI Nor flash
from GigaDevice.
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
---
Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None
drivers/mtd/spi-nor/spi-nor.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 3b94308..dc89ef2 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -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) },
--
2.7.4
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[PATCH v6 2/2] mtd: spi-nor: add support for GD25Q256 Andy Yan <andy.yan@rock-chips.com> - 2017-08-24 08:50 +0200
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