Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mtd: spinand: winbond: Register W35N vendor specific operation
Provide the Winbond W35N specific "write VCR register" operation to let
the core verify it is supported by the controller before using it.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
+6
+6
drivers/mtd/nand/spi/winbond.c
+6
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_w35_ops,
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+
SPINAND_WINBOND_WRITE_VCR_1S_1S_1S(0, NULL));
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+
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static struct spi_mem_op
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spinand_fill_winbond_write_vcr_op(struct spinand_device *spinand, u8 reg, void *valptr)
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{
···
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&write_cache_octal_variants,
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&update_cache_octal_variants),
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0,
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+
SPINAND_INFO_VENDOR_OPS(&winbond_w35_ops),
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SPINAND_ECCINFO(&w35n01jw_ooblayout, NULL),
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SPINAND_CONFIGURE_CHIP(w35n0xjw_vcr_cfg)),
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SPINAND_INFO("W35N02JW", /* 1.8V */
···
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&write_cache_octal_variants,
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&update_cache_octal_variants),
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0,
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+
SPINAND_INFO_VENDOR_OPS(&winbond_w35_ops),
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SPINAND_ECCINFO(&w35n01jw_ooblayout, NULL),
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SPINAND_CONFIGURE_CHIP(w35n0xjw_vcr_cfg)),
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SPINAND_INFO("W35N04JW", /* 1.8V */
···
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&write_cache_octal_variants,
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&update_cache_octal_variants),
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0,
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+
SPINAND_INFO_VENDOR_OPS(&winbond_w35_ops),
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SPINAND_ECCINFO(&w35n01jw_ooblayout, NULL),
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SPINAND_CONFIGURE_CHIP(w35n0xjw_vcr_cfg)),
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/* 2G-bit densities */