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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-10 09:52:59 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-10 09:52:59 +0100
commitb920eb41a8241c54efbbd4f2ed6d074f497b0d9e (patch)
tree5941091817e932add192f8e58dc88d483322e214 /arch/arm/mach-at91/at91sam9rl_devices.c
parenta9d5801041eecc7baceff49a28e82f91f207a961 (diff)
parent0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff)
downloadlwn-b920eb41a8241c54efbbd4f2ed6d074f497b0d9e.tar.gz
lwn-b920eb41a8241c54efbbd4f2ed6d074f497b0d9e.zip
Merge tag 'v3.4-rc2' into regulator-drivers
Linux 3.4-rc2 contains some fixes that further patches depend upon.
Diffstat (limited to 'arch/arm/mach-at91/at91sam9rl_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9rl_devices.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index eda72e83037d..fe4ae22e8561 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -419,6 +419,9 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi_standard_cs[devices[i].chip_select];
+ if (!gpio_is_valid(cs_pin))
+ continue;
+
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);