Add support for USB DRVVBUS pinctrl state change during
suspend/resume. This helps is conserving power during
system sleep.
Signed-off-by: Sekhar Nori <nsek...@ti.com>
---
drivers/usb/dwc3/core.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index ff5773c66b84..a5ffa66e39fb 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1093,6 +1093,8 @@ 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;
}
@@ -1102,6 +1104,8 @@ 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);
--
2.4.4.408.g16da57c
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