summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-at91/at91rm9200_devices.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-at91/at91rm9200_devices.c')
-rw-r--r--arch/arm/mach-at91/at91rm9200_devices.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index ea9a952fb877..ef6aeb86e980 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -558,8 +558,11 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi_standard_cs[devices[i].chip_select];
- /* enable chip-select pin */
- at91_set_gpio_output(cs_pin, 1);
+ if (devices[i].chip_select == 0) /* for CS0 errata */
+ at91_set_A_periph(cs_pin, 0);
+ else
+ at91_set_gpio_output(cs_pin, 1);
+
/* pass chip-select pin to driver */
devices[i].controller_data = (void *) cs_pin;
OpenPOWER on IntegriCloud