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spi: atmel-quadspi: Fix the buswidth adjustment between spi-mem and controller
author
Tudor Ambarus
<tudor.ambarus@microchip.com>
Wed, 6 Apr 2022 13:36:03 +0000
(16:36 +0300)
committer
Mark Brown
<broonie@kernel.org>
Wed, 13 Apr 2022 15:43:12 +0000
(16:43 +0100)
Use the spi_mem_default_supports_op() core helper in order to take into
account the buswidth specified by the user in device tree.
Cc: <stable@vger.kernel.org>
Fixes:
0e6aae08e9ae
("spi: Add QuadSPI driver for Atmel SAMA5D2")
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link:
https://lore.kernel.org/r/20220406133604.455356-1-tudor.ambarus@microchip.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/atmel-quadspi.c
patch
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diff --git
a/drivers/spi/atmel-quadspi.c
b/drivers/spi/atmel-quadspi.c
index
92d9610
..
938017a
100644
(file)
--- a/
drivers/spi/atmel-quadspi.c
+++ b/
drivers/spi/atmel-quadspi.c
@@
-277,6
+277,9
@@
static int atmel_qspi_find_mode(const struct spi_mem_op *op)
static bool atmel_qspi_supports_op(struct spi_mem *mem,
const struct spi_mem_op *op)
{
+ if (!spi_mem_default_supports_op(mem, op))
+ return false;
+
if (atmel_qspi_find_mode(op) < 0)
return false;