usb: dwc3: shutdown usb_phy when removing the device

We call usb_phy_init() from dwc3_core_init() during
probe, so adding usb_phy_shutdown() to dwc3_core_exit()
while removing the device so we don't keep PHYs
turned on, consuming power, unnecessarily.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index b415c0c859d3d2b3e990fc571b57d4e6e88f81fd..c14ebc975ba422028b663b4b90ac6e605c1c6115 100644 (file)
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -409,6 +409,10 @@ static void dwc3_core_exit(struct dwc3 *dwc)
 {
        dwc3_event_buffers_cleanup(dwc);
        dwc3_free_event_buffers(dwc);
+
+       usb_phy_shutdown(dwc->usb2_phy);
+       usb_phy_shutdown(dwc->usb3_phy);
+
 }
 
 #define DWC3_ALIGN_MASK                (16 - 1)