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Commit 0ab0296d authored by Jack Pham's avatar Jack Pham
Browse files

usb: pd: disable VBUS/VCONN upon shutdown 



Upon system shutdown make sure to disable VBUS and VCONN
to prevent the HW from being in a state where VBUS is left
on and could cause the device to power back on again.

Change-Id: I8bb181a843c323a2d3251bccf83db3685d6c82bc
Signed-off-by: default avatarJack Pham <jackp@codeaurora.org>
parent 099e9fc7

drivers/usb/pd/policy_engine.c

+10 −0
Original line number Diff line number Diff line
@@ -1038,6 +1038,16 @@ static void phy_msg_received(struct usbpd *pd, enum pd_sop_type sop, 
static void phy_shutdown(struct usbpd *pd)

{

	usbpd_dbg(&pd->dev, "shutdown");



	if (pd->vconn_enabled) {

		regulator_disable(pd->vconn);

		pd->vconn_enabled = false;

	}



	if (pd->vbus_enabled) {

		regulator_disable(pd->vbus);

		pd->vbus_enabled = false;

	}

}



static enum hrtimer_restart pd_timeout(struct hrtimer *timer)