PHY: Add phy driver for the keystone USB PHY

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile
index 53dd5bd..099551d 100644
--- a/drivers/phy/Makefile
+++ b/drivers/phy/Makefile
@@ -18,3 +18,4 @@
 obj-$(CONFIG_MESON_GXL_USB_PHY) += meson-gxl-usb2.o meson-gxl-usb3.o
 obj-$(CONFIG_MSM8916_USB_PHY) += msm8916-usbh-phy.o
 obj-$(CONFIG_OMAP_USB2_PHY) += omap-usb2-phy.o
+obj-$(CONFIG_KEYSTONE_USB_PHY) += keystone-usb-phy.o