diff options
Diffstat (limited to 'board/cheza/gpio.inc')
| -rw-r--r-- | board/cheza/gpio.inc | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/board/cheza/gpio.inc b/board/cheza/gpio.inc index 49dbfdc008..3ba7840340 100644 --- a/board/cheza/gpio.inc +++ b/board/cheza/gpio.inc @@ -27,12 +27,17 @@ GPIO_INT(VOLUME_UP_L, PIN(F, 2), GPIO_INT_BOTH | GPIO_PULL_UP, button_inte GPIO_INT(WP_L, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) /* EC_WP_ODL */ GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) /* LID_OPEN_EC */ GPIO_INT(AP_RST_REQ, PIN(C, 2), GPIO_INT_RISING | GPIO_PULL_DOWN | GPIO_SEL_1P8V, chipset_reset_request_interrupt) /* Reset request from AP */ -/* AP_RST_L and PS_HOLD are used for PMIC and AP negotiation. Don't change their states. */ GPIO_INT(AP_RST_L, PIN(C, 1), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) GPIO_INT(PS_HOLD, PIN(D, 4), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, power_signal_interrupt) /* Indicate when AP triggers reset/shutdown */ GPIO_INT(PMIC_FAULT_L, PIN(7, 6), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) /* Any PMIC fault? */ -/* When switch-cap is off, the POWER_GOOD signal is floating. Need a pull-down to make it low. */ -GPIO_INT(POWER_GOOD, PIN(5, 4), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, power_signal_interrupt) /* SRC_PP1800_S4A from PMIC */ +/* + * When switch-cap is off, the POWER_GOOD signal is floating. Need a pull-down + * to make it low. Overload the interrupt function chipset_warm_reset_interrupt + * for not only signalling power_signal_interrupt but also handling the logic + * of WARM_RESET_L which is pulled-up by the same rail of POWER_GOOD. + */ +GPIO_INT(POWER_GOOD, PIN(5, 4), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, chipset_warm_reset_interrupt) /* SRC_PP1800_S4A from PMIC */ +GPIO_INT(WARM_RESET_L, PIN(F, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, chipset_warm_reset_interrupt) /* AP warm reset */ GPIO_INT(SHI_CS_L, PIN(5, 3), GPIO_INT_FALLING | GPIO_PULL_DOWN | GPIO_SEL_1P8V, shi_cs_event) /* AP_EC_SPI_CS_L */ GPIO_INT(CC_LID_BASE_ADC, PIN(4, 5), GPIO_INT_BOTH, base_detect_interrupt) /* Base detection */ @@ -54,7 +59,6 @@ GPIO(PROCHOT_L, PIN(3, 4), GPIO_INPUT) /* PMIC/AP 1.8V */ GPIO(PM845_RESIN_L, PIN(3, 2), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* PMIC reset trigger */ -GPIO(WARM_RESET_L, PIN(F, 4), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* AP warm reset */ GPIO(PMIC_KPD_PWR_ODL, PIN(D, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* PMIC power button */ GPIO(EC_INT_L, PIN(A, 2), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* Interrupt line between AP and EC */ GPIO(AP_SUSPEND_L, PIN(5, 7), GPIO_INPUT | GPIO_SEL_1P8V) /* Suspend signal from AP */ |