Phy may need to change settings when port connect change.
Signed-off-by: Richard Zhao <[email protected]>
Tested-by: Subodh Nijsure <[email protected]>
---
drivers/usb/core/hub.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 25a7422..6ecfb5e 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -20,6 +20,7 @@
#include <linux/usb.h>
#include <linux/usbdevice_fs.h>
#include <linux/usb/hcd.h>
+#include <linux/usb/otg.h>
#include <linux/usb/quirks.h>
#include <linux/kthread.h>
#include <linux/mutex.h>
@@ -4034,6 +4035,13 @@ static void hub_port_connect_change(struct usb_hub *hub,
int port1,
}
}
+ if (unlikely(hcd->phy && !hdev->parent)) {
+ if (portstatus & USB_PORT_STAT_CONNECTION)
+ usb_phy_notify_connect(hcd->phy, port1);
+ else
+ usb_phy_notify_disconnect(hcd->phy, port1);
+ }
+
/* Return now if debouncing failed or nothing is connected or
* the device was "removed".
*/
--
1.7.9.5
_______________________________________________
devicetree-discuss mailing list
[email protected]
https://lists.ozlabs.org/listinfo/devicetree-discuss
