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| author | Michael Walle <mwalle@kernel.org> | 2023-09-08 13:16:24 +0300 |
|---|---|---|
| committer | Tudor Ambarus <tudor.ambarus@linaro.org> | 2023-09-19 18:49:39 +0300 |
| commit | d0cfd228b34c125b76a9a7fd2d69ebf9ff7e5534 (patch) | |
| tree | cf87ac733343dc0c534a04b37c096fa81e3737c6 /drivers/mtd/spi-nor/core.h | |
| parent | 0554effe99f6e9383172b091a3c4c7fd1ed3ef58 (diff) | |
| download | linux-d0cfd228b34c125b76a9a7fd2d69ebf9ff7e5534.tar.xz | |
mtd: spi-nor: default page_size to 256 bytes
The INFO() macro always set the page_size to 256 bytes. Make that an
optional parameter. This default is a sane one for all older flashes,
newer ones will set the page size by its SFDP tables anyway.
Signed-off-by: Michael Walle <mwalle@kernel.org>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20230807-mtd-flash-info-db-rework-v3-6-e60548861b10@kernel.org
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Diffstat (limited to 'drivers/mtd/spi-nor/core.h')
| -rw-r--r-- | drivers/mtd/spi-nor/core.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index 12c35409493b..25bc18197614 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -10,6 +10,11 @@ #include "sfdp.h" #define SPI_NOR_MAX_ID_LEN 6 +/* + * 256 bytes is a sane default for most older flashes. Newer flashes will + * have the page size defined within their SFDP tables. + */ +#define SPI_NOR_DEFAULT_PAGE_SIZE 256 /* Standard SPI NOR flash operations. */ #define SPI_NOR_READID_OP(naddr, ndummy, buf, len) \ @@ -447,7 +452,7 @@ struct spi_nor_fixups { * @sector_size: the size listed here is what works with SPINOR_OP_SE, which * isn't necessarily called a "sector" by the vendor. * @n_banks: the number of banks. - * @page_size: the flash's page size. + * @page_size: (optional) the flash's page size. Defaults to 256. * @addr_nbytes: number of address bytes to send. * * @parse_sfdp: true when flash supports SFDP tables. The false value has no @@ -558,7 +563,6 @@ struct flash_info { #define SPI_NOR_GEOMETRY(_sector_size, _n_sectors, _n_banks) \ .size = (_sector_size) * (_n_sectors), \ .sector_size = (_sector_size), \ - .page_size = 256, \ .n_banks = (_n_banks) /* Used when the "_ext_id" is two bytes at most */ |