6.18-stable review patch. If anyone has any objections, please let me know.
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From: Miquel Raynal miquel.raynal@bootlin.com
commit 1df1fdbc7e63350b2962dc7d87ded124ee26f3ad upstream.
These chips must be described as none of the block protection information are discoverable. This chip supports 4 bits plus the top/bottom addressing capability to identify the protected blocks.
Cc: stable@vger.kernel.org Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Reviewed-by: Michael Walle mwalle@kernel.org Signed-off-by: Pratyush Yadav pratyush@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/mtd/spi-nor/winbond.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/mtd/spi-nor/winbond.c +++ b/drivers/mtd/spi-nor/winbond.c @@ -359,6 +359,10 @@ static const struct flash_info winbond_n /* W25H512NWxxAM */ .id = SNOR_ID(0xef, 0xa0, 0x20), .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6 | SPI_NOR_4BIT_BP, + }, { + /* W25H01NWxxAM */ + .id = SNOR_ID(0xef, 0xa0, 0x21), + .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6 | SPI_NOR_4BIT_BP, }, };