diff options
| author | Pratyush Yadav <p.yadav@ti.com> | 2021-06-26 00:47:28 +0530 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2021-06-28 12:06:43 +0530 |
| commit | ea9a22f7e79cbc951a2aca204b3eec6948837827 (patch) | |
| tree | 6c554f748128f6ee223283cc59e363602b97abe1 /drivers/mtd/spi/spi-nor-ids.c | |
| parent | ee52b0b764d3eaa69f20f7e142945d56fe3f6fdb (diff) | |
mtd: spi-nor-core: Add support for Cypress Semper flash
The Cypress Semper flash is an xSPI compliant octal DTR flash. Add
support for using it in octal DTR mode.
The flash by default boots in a hybrid sector mode. Switch to uniform
sector mode on boot. Use the default 20 dummy cycles for a read fast
command.
The SFDP programming on some older versions of the flash was incorrect.
Fixes for that are included in the fixup hooks.
Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'drivers/mtd/spi/spi-nor-ids.c')
| -rw-r--r-- | drivers/mtd/spi/spi-nor-ids.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c index 8d2b73b6764..bbed88a4b73 100644 --- a/drivers/mtd/spi/spi-nor-ids.c +++ b/drivers/mtd/spi/spi-nor-ids.c @@ -223,6 +223,9 @@ const struct flash_info spi_nor_ids[] = { { INFO("s25fl208k", 0x014014, 0, 64 * 1024, 16, SECT_4K | SPI_NOR_DUAL_READ) }, { INFO("s25fl064l", 0x016017, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, { INFO("s25fl128l", 0x016018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, +#ifdef CONFIG_SPI_FLASH_S28HS512T + { INFO("s28hs512t", 0x345b1a, 0, 256 * 1024, 256, SPI_NOR_OCTAL_DTR_READ) }, +#endif #endif #ifdef CONFIG_SPI_FLASH_SST /* SST */ /* SST -- large erase sizes are "overlays", "sectors" are 4K */ |