Messages in this thread Patch in this message | | | From | Alexander A Sverdlin <> | Subject | [PATCH] mtd: spi-nor: Support Dual and Quad Read on Macronix mx25u25635f | Date | Fri, 13 May 2022 11:47:59 +0200 |
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From: Alexander Sverdlin <alexander.sverdlin@nokia.com>
According to datasheet both Dual and Quad Read is supported. The read test shows x3.8 speed gain.
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com> --- drivers/mtd/spi-nor/macronix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c index d81a4cb..cad9112 100644 --- a/drivers/mtd/spi-nor/macronix.c +++ b/drivers/mtd/spi-nor/macronix.c @@ -77,7 +77,7 @@ static const struct flash_info macronix_nor_parts[] = { NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) .fixups = &mx25l25635_fixups }, { "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512) - NO_SFDP_FLAGS(SECT_4K) + NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) FIXUP_FLAGS(SPI_NOR_4B_OPCODES) }, { "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) -- 2.10.2
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