diff options
Diffstat (limited to 'src/mainboard/google/hatch/variants/baseboard/gpio.c')
| -rw-r--r-- | src/mainboard/google/hatch/variants/baseboard/gpio.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/src/mainboard/google/hatch/variants/baseboard/gpio.c b/src/mainboard/google/hatch/variants/baseboard/gpio.c index 598600bda3..94cb2e53a2 100644 --- a/src/mainboard/google/hatch/variants/baseboard/gpio.c +++ b/src/mainboard/google/hatch/variants/baseboard/gpio.c @@ -38,7 +38,7 @@ static const struct pad_config gpio_table[] = { /* A11 : PCH_SPI_FPMCU_CS_L */ PAD_CFG_NF(GPP_A11, NONE, DEEP, NF2), /* A12 : FPMCU_RST_ODL */ - PAD_CFG_GPO(GPP_A12, 1, DEEP), + PAD_CFG_GPO(GPP_A12, 0, DEEP), /* A13 : SUSWARN_L */ PAD_CFG_NF(GPP_A13, NONE, DEEP, NF1), /* A14 : ESPI_RST_L */ @@ -133,7 +133,7 @@ static const struct pad_config gpio_table[] = { /* C10 : GPP_10 ==> GPP_C10_TP */ PAD_NC(GPP_C10, NONE), /* C11 : GPP_11 ==> EN_FP_RAILS */ - PAD_CFG_GPO(GPP_C11, 1, DEEP), + PAD_CFG_GPO(GPP_C11, 0, DEEP), /* C12 : GPP_C12 ==> NC */ PAD_NC(GPP_C12, NONE), /* C13 : EC_PCH_INT_L */ @@ -398,8 +398,10 @@ const struct pad_config *base_gpio_table(size_t *num) } /* - * Default GPIO settings before entering sleep. Configure A12: FPMCU_RST_ODL - * as GPO before entering sleep. + * Default GPIO settings before entering non-S5 sleep states. + * Configure A12: FPMCU_RST_ODL as GPO before entering sleep. + * This guarantees that A12's native3 function is disabled. + * See https://review.coreboot.org/c/coreboot/+/32111 . */ static const struct pad_config default_sleep_gpio_table[] = { PAD_CFG_GPO(GPP_A12, 1, DEEP), /* FPMCU_RST_ODL */ @@ -408,10 +410,11 @@ static const struct pad_config default_sleep_gpio_table[] = { /* * GPIO settings before entering S5, which are same as * default_sleep_gpio_table but also, - * turn off EN_PP3300_WWAN. + * turn off EN_PP3300_WWAN and FPMCU. */ static const struct pad_config s5_sleep_gpio_table[] = { - PAD_CFG_GPO(GPP_A12, 1, DEEP), /* FPMCU_RST_ODL */ + PAD_CFG_GPO(GPP_A12, 0, DEEP), /* FPMCU_RST_ODL */ + PAD_CFG_GPO(GPP_C11, 0, DEEP), /* PCH_FP_PWR_EN */ PAD_CFG_GPO(GPP_A18, 0, DEEP), /* EN_PP3300_WWAN */ }; |