diff --git a/drivers/power/axp209.c b/drivers/power/axp209.c index fc162a1..731b75e 100644 --- a/drivers/power/axp209.c +++ b/drivers/power/axp209.c @@ -167,6 +167,22 @@ int axp_init(void) return rc; } + /* + * Turn off LDOIO regulators / tri-state GPIO pins, when rebooting + * from android these are sometimes on. + */ + rc = pmic_bus_write(AXP_GPIO0_CTRL, AXP_GPIO_CTRL_INPUT); + if (rc) + return rc; + + rc = pmic_bus_write(AXP_GPIO1_CTRL, AXP_GPIO_CTRL_INPUT); + if (rc) + return rc; + + rc = pmic_bus_write(AXP_GPIO2_CTRL, AXP_GPIO_CTRL_INPUT); + if (rc) + return rc; + return 0; } diff --git a/drivers/power/axp221.c b/drivers/power/axp221.c index 727ab09..109d3f4 100644 --- a/drivers/power/axp221.c +++ b/drivers/power/axp221.c @@ -223,6 +223,18 @@ int axp_init(void) if (!(axp_chip_id == 0x6 || axp_chip_id == 0x7 || axp_chip_id == 0x17)) return -ENODEV; + /* + * Turn off LDOIO regulators / tri-state GPIO pins, when rebooting + * from android these are sometimes on. + */ + ret = pmic_bus_write(AXP_GPIO0_CTRL, AXP_GPIO_CTRL_INPUT); + if (ret) + return ret; + + ret = pmic_bus_write(AXP_GPIO1_CTRL, AXP_GPIO_CTRL_INPUT); + if (ret) + return ret; + return 0; }