Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mtd: spinand: winbond: Register W25N vendor specific operation
Provide the Winbond W25N specific "select target" operation to let the
core verify it is supported by the controller before using it.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
+4
+4
drivers/mtd/nand/spi/winbond.c
+4
drivers/mtd/nand/spi/winbond.c
···
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SPI_MEM_OP_NO_DUMMY, \
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SPI_MEM_OP_DATA_OUT(1, buf, 1))
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+
static SPINAND_OP_VARIANTS(winbond_w25_ops,
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+
SPINAND_WINBOND_SELECT_TARGET_1S_0_1S(NULL));
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+
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static struct spi_mem_op
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spinand_fill_winbond_select_target_op(struct spinand_device *spinand, void *valptr)
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{
···
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&write_cache_variants,
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&update_cache_variants),
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0,
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+
SPINAND_INFO_VENDOR_OPS(&winbond_w25_ops),
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SPINAND_ECCINFO(&w25m02gv_ooblayout, NULL),
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SPINAND_SELECT_TARGET(w25m02gv_select_target)),
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SPINAND_INFO("W25N02JW", /* high-speed 1.8V */