mtd: spi-nor: fsl-quadspi: fix read error for flash size larger than 16MB

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commit 41fe242979 upstream.

If the size of spi-nor flash is larger than 16MB, the read_opcode
is set to SPINOR_OP_READ_1_1_4_4B, and fsl_qspi_get_seqid() will
return -EINVAL when cmd is SPINOR_OP_READ_1_1_4_4B. This can
cause read operation fail.

Fixes: e46ecda764 ("mtd: spi-nor: Add Freescale QuadSPI driver")
Cc: <stable@vger.kernel.org>
Signed-off-by: Liu Xiang <liu.xiang6@zte.com.cn>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Liu Xiang 2018-08-28 22:32:57 +08:00 • committed by Greg Kroah-Hartman

parent 53772af08a

commit e40d8067fe

1 changed files with 1 additions and 0 deletions

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drivers/mtd/spi-nor/fsl-quadspi.c

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