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Diffstat (limited to 'src/mainboard/google/kukui')
-rw-r--r--src/mainboard/google/kukui/chromeos.c5
-rw-r--r--src/mainboard/google/kukui/gpio.h1
2 files changed, 5 insertions, 1 deletions
diff --git a/src/mainboard/google/kukui/chromeos.c b/src/mainboard/google/kukui/chromeos.c
index 09c47eec28..44e75e29f0 100644
--- a/src/mainboard/google/kukui/chromeos.c
+++ b/src/mainboard/google/kukui/chromeos.c
@@ -22,6 +22,7 @@
void setup_chromeos_gpios(void)
{
+ gpio_input(GPIO_WP);
gpio_input_pullup(EC_IN_RW);
gpio_input_pullup(EC_IRQ);
gpio_input_pullup(CR50_IRQ);
@@ -31,6 +32,8 @@ void setup_chromeos_gpios(void)
void fill_lb_gpios(struct lb_gpios *gpios)
{
struct lb_gpio chromeos_gpios[] = {
+ {GPIO_WP.id, ACTIVE_LOW,
+ !get_write_protect_state(), "write protect"},
{-1, ACTIVE_HIGH, get_recovery_mode_switch(), "recovery"},
{EC_IN_RW.id, ACTIVE_HIGH, -1, "EC in RW"},
{EC_IRQ.id, ACTIVE_LOW, -1, "EC interrupt"},
@@ -41,7 +44,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
int get_write_protect_state(void)
{
- return 0;
+ return !gpio_get(GPIO_WP);
}
int tis_plat_irq_status(void)
diff --git a/src/mainboard/google/kukui/gpio.h b/src/mainboard/google/kukui/gpio.h
index 024b0d79db..92d238ece2 100644
--- a/src/mainboard/google/kukui/gpio.h
+++ b/src/mainboard/google/kukui/gpio.h
@@ -18,6 +18,7 @@
#include <soc/gpio.h>
+#define GPIO_WP GPIO(PERIPHERAL_EN0)
#define EC_IRQ GPIO(PERIPHERAL_EN1)
#define EC_IN_RW GPIO(PERIPHERAL_EN14)
#define CR50_IRQ GPIO(PERIPHERAL_EN3)