diff --git a/drivers/power/supply/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c index dc4c316eff81..5f0a5722b19e 100644 --- a/drivers/power/supply/axp20x_usb_power.c +++ b/drivers/power/supply/axp20x_usb_power.c @@ -48,6 +48,8 @@ #define AXP20X_VBUS_MON_VBUS_VALID BIT(3) +#define AXP813_BC_EN BIT(0) + /* * Note do not raise the debounce time, we must report Vusb high within * 100ms otherwise we get Vbus errors in musb. @@ -495,6 +497,12 @@ static int axp20x_usb_power_probe(struct platform_device *pdev) return -EINVAL; } + if (power->axp20x_id == AXP813_ID) { + /* Enable USB Battery Charging specification detection */ + regmap_update_bits(axp20x->regmap, AXP288_BC_GLOBAL, + AXP813_BC_EN, AXP813_BC_EN); + } + psy_cfg.of_node = pdev->dev.of_node; psy_cfg.drv_data = power;