arm64: dts: meson: g12a: add mdio multiplexer (280c17df) · Commits · 戴 / test

Add the g12a mdio multiplexer which allows to connect to either an external phy through the SoC pins or the internal 10/100 phy Signed-off-by:

arch/arm64/boot/dts/amlogic/meson-g12a.dtsi

+32 −0

Original line number	Diff line number	Diff line
		@@ -1698,6 +1698,38 @@
		assigned-clock-rates = <100000000>;
		#phy-cells = <1>;
		};

		eth_phy: mdio-multiplexer@4c000 {
		compatible = "amlogic,g12a-mdio-mux";
		reg = <0x0 0x4c000 0x0 0xa4>;
		clocks = <&clkc CLKID_ETH_PHY>,
		<&xtal>,
		<&clkc CLKID_MPLL_50M>;
		clock-names = "pclk", "clkin0", "clkin1";
		mdio-parent-bus = <&mdio0>;
		#address-cells = <1>;
		#size-cells = <0>;

		ext_mdio: mdio@0 {
		reg = <0>;
		#address-cells = <1>;
		#size-cells = <0>;
		};

		int_mdio: mdio@1 {
		reg = <1>;
		#address-cells = <1>;
		#size-cells = <0>;

		internal_ephy: ethernet_phy@8 {
		compatible = "ethernet-phy-id0180.3301",
		"ethernet-phy-ieee802.3-c22";
		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
		reg = <8>;
		max-speed = <100>;
		};
		};
		};
		};

		aobus: bus@ff800000 {