target/linux/generic/backport-5.4/793-net-phy-backport-v5.4-mediatek-ge-and-v6.4-mediatek-ge-soc.patch

--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -92,6 +92,8 @@ obj-$(CONFIG_LSI_ET1011C_PHY)	+= et1011c
 obj-$(CONFIG_LXT_PHY)		+= lxt.o
 obj-$(CONFIG_MARVELL_PHY)	+= marvell.o
 obj-$(CONFIG_MARVELL_10G_PHY)	+= marvell10g.o
+obj-$(CONFIG_MEDIATEK_GE_PHY)	+= mediatek-ge.o
+obj-$(CONFIG_MEDIATEK_GE_SOC_PHY)	+= mediatek-ge-soc.o
 obj-$(CONFIG_MESON_GXL_PHY)	+= meson-gxl.o
 obj-$(CONFIG_MICREL_KS8995MA)	+= spi_ks8995.o
 obj-$(CONFIG_MICREL_PHY)	+= micrel.o
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -507,6 +507,23 @@ config MESON_GXL_PHY
 	---help---
 	  Currently has a driver for the Amlogic Meson GXL Internal PHY
 
+config MEDIATEK_GE_PHY
+	tristate "MediaTek Gigabit Ethernet PHYs"
+	help
+	  Supports the MediaTek Gigabit Ethernet PHYs.
+
+config MEDIATEK_GE_SOC_PHY
+	bool "MediaTek SoC Ethernet PHYs"
+	depends on (ARM64 && ARCH_MEDIATEK) || COMPILE_TEST
+	select NVMEM_MTK_EFUSE
+	help
+	  Supports MediaTek SoC built-in Gigabit Ethernet PHYs.
+
+	  Include support for built-in Ethernet PHYs which are present in
+	  the MT7981 and MT7988 SoCs. These PHYs need calibration data
+	  present in the SoCs efuse and will dynamically calibrate VCM
+	  (common-mode voltage) during startup.
+
 config MICREL_PHY
 	tristate "Micrel PHYs"
 	---help---