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spi: bcm-qspi: Fix probe regression on iProc platforms
author
Ray Jui
<ray.jui@broadcom.com>
Thu, 10 Sep 2020 15:25:38 +0000
(08:25 -0700)
committer
Mark Brown
<broonie@kernel.org>
Thu, 24 Sep 2020 11:09:46 +0000
(12:09 +0100)
iProc chips have QSPI controller that does not have the MSPI_REV
offset. Reading from that offset will cause a bus error. Fix it by
having MSPI_REV query disabled in the generic compatible string.
Fixes: 3a01f04d74ef ("spi: bcm-qspi: Handle lack of MSPI_REV offset")
Link:
https://lore.kernel.org/linux-arm-kernel/20200909211857.4144718-1-f.fainelli@gmail.com/T/#u
Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Link:
https://lore.kernel.org/r/20200910152539.45584-3-ray.jui@broadcom.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-bcm-qspi.c
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diff --git
a/drivers/spi/spi-bcm-qspi.c
b/drivers/spi/spi-bcm-qspi.c
index 681d09085175696ccc9f3db3e332e2bdd3650558..9cfa15ec8b08c43e24484d88eca661b7e5f52dee 100644
(file)
--- a/
drivers/spi/spi-bcm-qspi.c
+++ b/
drivers/spi/spi-bcm-qspi.c
@@
-1295,7
+1295,7
@@
static const struct of_device_id bcm_qspi_of_match[] = {
},
{
.compatible = "brcm,spi-bcm-qspi",
- .data = &bcm_qspi_rev_data,
+ .data = &bcm_qspi_
no_
rev_data,
},
{
.compatible = "brcm,spi-bcm7216-qspi",