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-rw-r--r--common/usb_hub.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c
index 086b155cb7..a8c2f56006 100644
--- a/common/usb_hub.c
+++ b/common/usb_hub.c
@@ -67,6 +67,16 @@ static inline bool usb_hub_is_superspeed(struct usb_device *hdev)
return hdev->descriptor.bDeviceProtocol == 3;
}
+#ifdef CONFIG_DM_USB
+bool usb_hub_is_root_hub(struct udevice *hub)
+{
+ if (device_get_uclass_id(hub->parent) != UCLASS_USB_HUB)
+ return true;
+
+ return false;
+}
+#endif
+
static int usb_get_hub_descriptor(struct usb_device *dev, void *data, int size)
{
unsigned short dtype = USB_DT_HUB;