diff options
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200_devices.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c index 8cb2f57751..c9ceef9654 100644 --- a/arch/arm/mach-at91/at91rm9200_devices.c +++ b/arch/arm/mach-at91/at91rm9200_devices.c @@ -182,7 +182,12 @@ void at91_add_device_spi(int spi_id, struct at91_spi_platform_data *pdata) cs_pin = pdata->chipselect[i]; /* enable chip-select pin */ - if (cs_pin > 0) + if (!gpio_is_valid(cs_pin)) + continue; + + if (cs_pin == AT91_PIN_PA3) + at91_set_A_periph(cs_pin, 0); + else at91_set_gpio_output(cs_pin, 1); } |