| From | Michael Walle <> | Date | Tue, 22 Aug 2023 09:09:31 +0200 | Subject | [PATCH v2 15/41] mtd: spi-nor: add SNOR_ID() and SNOR_OTP() |
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After all the preparation, it is now time to introduce the new macros to specify flashes in our database: SNOR_ID() and SNOR_OTP(). An flash_info entry might now look like: { .id = SNOR_ID(0xef, 0x60, 0x16), .otp = SNOR_OTP(256, 3, 0x1000, 0x1000), .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB, }
Signed-off-by: Michael Walle <mwalle@kernel.org> --- drivers/mtd/spi-nor/core.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index c22f5cf65a58..420e5ca2cfe1 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -559,6 +559,20 @@ struct flash_info { const struct spi_nor_fixups *fixups; }; +#define SNOR_ID(...) \ + (&(const struct spi_nor_id){ \ + .bytes = (const u8[]){ __VA_ARGS__ }, \ + .len = sizeof((u8[]){ __VA_ARGS__ }), \ + }) + +#define SNOR_OTP(_len, _n_regions, _base, _offset) \ + (&(const struct spi_nor_otp_organization){ \ + .len = (_len), \ + .base = (_base), \ + .offset = (_offset), \ + .n_regions = (_n_regions), \ + }) + #define SPI_NOR_ID_2ITEMS(_id) ((_id) >> 8) & 0xff, (_id) & 0xff #define SPI_NOR_ID_3ITEMS(_id) ((_id) >> 16) & 0xff, SPI_NOR_ID_2ITEMS(_id) -- 2.39.2
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