sunxi: Re-enable h3 emac support

With the recent bug fixes for the sun8i_emac driver all known issues
are resolved, so we can re-enable the driver.

While at it, also enable the emac on the Orange Pi One.

Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Corentin LABBE <clabbe.montjoie@gmail.com>
Cc: Amit Singh Tomar <amittomer25@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Acked-by: Jagan Teki <jteki@openedev.com>

arch/arm/dts/sun8i-h3-orangepi-one.dts

@@ -94,6 +94,17 @@
 	status = "okay";
 };
 
+&emac {
+	phy = <&phy1>;
+	phy-mode = "mii";
+	allwinner,use-internal-phy;
+	allwinner,leds-active-low;
+	status = "okay";
+	phy1: ethernet-phy@1 {
+		reg = <1>;
+	};
+};
+
 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;

configs/orangepi_one_defconfig

@@ -13,3 +13,4 @@ CONFIG_SPL=y
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
 CONFIG_USB_EHCI_HCD=y
+CONFIG_SUN8I_EMAC=y

configs/orangepi_pc_defconfig

@@ -14,3 +14,4 @@ CONFIG_SPL=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_SY8106A_POWER=y
 CONFIG_USB_EHCI_HCD=y
+CONFIG_SUN8I_EMAC=y

configs/orangepi_pc_plus_defconfig

@@ -15,3 +15,4 @@ CONFIG_SPL=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_SY8106A_POWER=y
 CONFIG_USB_EHCI_HCD=y
+CONFIG_SUN8I_EMAC=y

configs/pine64_plus_defconfig

@@ -10,3 +10,4 @@ CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pine64-plus"
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
 CONFIG_ENABLE_ARM_SOC_BOOT0_HOOK=y
+CONFIG_SUN8I_EMAC=y