Messages in this thread Patch in this message | | | From | Michael Walle <> | Subject | [PATCH] mtd: spi-nor: Fix quad enable for Spansion like flashes | Date | Thu, 16 Jan 2020 10:37:00 +0100 |
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The commit 7b678c69c0ca ("mtd: spi-nor: Merge spansion Quad Enable methods") forgot to actually set the QE bit in some cases. Thus this breaks quad mode accesses to flashes which support readback of the status register-2. Fix it.
Fixes: 7b678c69c0ca ("mtd: spi-nor: Merge spansion Quad Enable methods") Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/mtd/spi-nor/spi-nor.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index addb6319fcbb..ea0429448207 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2140,6 +2140,8 @@ static int spi_nor_sr2_bit1_quad_enable(struct spi_nor *nor) if (nor->bouncebuf[0] & SR2_QUAD_EN_BIT1) return 0; + nor->bouncebuf[0] |= SR2_QUAD_EN_BIT1; + return spi_nor_write_16bit_cr_and_check(nor, nor->bouncebuf[0]); } -- 2.20.1
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