usb: add support for ULPI/SERIAL/HSIC PHY modes

Import usb_phy_interface enum values and DT match strings from the Linux
kernel.

Signed-off-by: Markus Niebel <Markus.Niebel@ew.tq-group.com>
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h
index 1e1217a..14b2c7e 100644
--- a/include/linux/usb/phy.h
+++ b/include/linux/usb/phy.h
@@ -16,6 +16,9 @@
 	USBPHY_INTERFACE_MODE_UNKNOWN,
 	USBPHY_INTERFACE_MODE_UTMI,
 	USBPHY_INTERFACE_MODE_UTMIW,
+	USBPHY_INTERFACE_MODE_ULPI,
+	USBPHY_INTERFACE_MODE_SERIAL,
+	USBPHY_INTERFACE_MODE_HSIC,
 };
 
 #if CONFIG_IS_ENABLED(DM_USB)