diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/veyron_rialto/chromeos.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/src/mainboard/google/veyron_rialto/chromeos.c b/src/mainboard/google/veyron_rialto/chromeos.c index 9e7317dd14..9efa855f24 100644 --- a/src/mainboard/google/veyron_rialto/chromeos.c +++ b/src/mainboard/google/veyron_rialto/chromeos.c @@ -27,13 +27,15 @@ #define GPIO_WP GPIO(7, A, 6) #define GPIO_POWER GPIO(0, A, 5) -#define GPIO_RECOVERY GPIO(0, B, 1) +#define GPIO_RECOVERY_SERVO GPIO(0, B, 1) +#define GPIO_RECOVERY_PUSHKEY GPIO(7, B, 1) void setup_chromeos_gpios(void) { gpio_input(GPIO_WP); gpio_input(GPIO_POWER); - gpio_input_pullup(GPIO_RECOVERY); + gpio_input_pullup(GPIO_RECOVERY_SERVO); + gpio_input_pullup(GPIO_RECOVERY_PUSHKEY); } void fill_lb_gpios(struct lb_gpios *gpios) @@ -49,9 +51,12 @@ void fill_lb_gpios(struct lb_gpios *gpios) count++; /* Recovery: active low */ - gpios->gpios[count].port = GPIO_RECOVERY.raw; + /* Note for early development, we want to support both servo and + * pushkey recovery buttons in firmware boot stages. + */ + gpios->gpios[count].port = GPIO_RECOVERY_PUSHKEY.raw; gpios->gpios[count].polarity = ACTIVE_LOW; - gpios->gpios[count].value = gpio_get(GPIO_RECOVERY); + gpios->gpios[count].value = !get_recovery_mode_switch(); strncpy((char *)gpios->gpios[count].name, "recovery", GPIO_MAX_NAME_LENGTH); count++; @@ -93,7 +98,9 @@ int get_developer_mode_switch(void) int get_recovery_mode_switch(void) { - return !gpio_get(GPIO_RECOVERY); + // Both RECOVERY_SERVO and RECOVERY_PUSHKEY are low active. + return !(gpio_get(GPIO_RECOVERY_SERVO) && + gpio_get(GPIO_RECOVERY_PUSHKEY)); } int get_write_protect_state(void) |