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>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index b415c0c859d3..c14ebc975ba4 100644
--- 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)