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Commit 6344475f authored by Sekhar Nori's avatar Sekhar Nori Committed by Felipe Balbi
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usb: dwc3: support for pinctrl state change during system sleep 



Add support for USB DRVVBUS pinctrl state change during
suspend/resume. This helps is conserving power during
system sleep.

Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 9e44d194

drivers/usb/dwc3/core.c

+5 −0
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ 
#include <linux/dma-mapping.h>

#include <linux/of.h>

#include <linux/acpi.h>

#include <linux/pinctrl/consumer.h>



#include <linux/usb/ch9.h>

#include <linux/usb/gadget.h>
@@ -1125,6 +1126,8 @@ static int dwc3_suspend(struct device *dev) 
	phy_exit(dwc->usb2_generic_phy);

	phy_exit(dwc->usb3_generic_phy);



	pinctrl_pm_select_sleep_state(dev);



	return 0;

}
@@ -1134,6 +1137,8 @@ static int dwc3_resume(struct device *dev) 
	unsigned long	flags;

	int		ret;



	pinctrl_pm_select_default_state(dev);



	usb_phy_init(dwc->usb3_phy);

	usb_phy_init(dwc->usb2_phy);

	ret = phy_init(dwc->usb2_generic_phy);