v4.19.13 snapshot.
diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile
new file mode 100644
index 0000000..84e3bd9
--- /dev/null
+++ b/drivers/phy/Makefile
@@ -0,0 +1,25 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for the phy drivers.
+#
+
+obj-$(CONFIG_GENERIC_PHY) += phy-core.o
+obj-$(CONFIG_PHY_LPC18XX_USB_OTG) += phy-lpc18xx-usb-otg.o
+obj-$(CONFIG_PHY_XGENE) += phy-xgene.o
+obj-$(CONFIG_PHY_PISTACHIO_USB) += phy-pistachio-usb.o
+obj-$(CONFIG_ARCH_SUNXI) += allwinner/
+obj-$(CONFIG_ARCH_MESON) += amlogic/
+obj-$(CONFIG_LANTIQ) += lantiq/
+obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/
+obj-$(CONFIG_ARCH_RENESAS) += renesas/
+obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip/
+obj-$(CONFIG_ARCH_TEGRA) += tegra/
+obj-y += broadcom/ \
+ hisilicon/ \
+ marvell/ \
+ motorola/ \
+ qualcomm/ \
+ ralink/ \
+ samsung/ \
+ st/ \
+ ti/