diff options
Diffstat (limited to 'board/casta')
-rw-r--r-- | board/casta/gpio.inc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/board/casta/gpio.inc b/board/casta/gpio.inc index c827d18a97..e37926b72e 100644 --- a/board/casta/gpio.inc +++ b/board/casta/gpio.inc @@ -82,8 +82,13 @@ GPIO(EC_BATT_PRES_L, PIN(E, 5), GPIO_INPUT) * being asserted. Also, it should be fine to have the EC in hibernate when H1 * or servo wants to hold the EC in reset since VCC1 will be down and so entire * EC logic (except PSL) as well as AP will be in reset. + * + * We need to lock the setting so this gpio can't be reconfigured to overdrive + * the real reset signal. (This is the PSL input pin not the real reset pin). */ -GPIO(EC_RST_ODL, PIN(0, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH) +GPIO(EC_RST_ODL, PIN(0, 2), GPIO_INT_BOTH | + GPIO_HIB_WAKE_HIGH | + GPIO_LOCKED) /* * PCH_PROCHOT_ODL is primarily for monitoring the PROCHOT# signal which is |