linux-kernel - [RFC PATCH v2 3/5] ARM64: dts: meson-gxl: Add ethernet nodes with internal PHY

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Date:   Mon, 31 Oct 2016 17:56:25 +0100
From:   Neil Armstrong <narmstrong@...libre.com>
To:     f.fainelli@...il.com, khilman@...libre.com, carlo@...one.org,
        andrew@...n.ch
Cc:     Neil Armstrong <narmstrong@...libre.com>, netdev@...r.kernel.org,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [RFC PATCH v2 3/5] ARM64: dts: meson-gxl: Add ethernet nodes with internal PHY

Add Ethernet node with Internal PHY selection for the Amlogic GXL SoCs

Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 arch/arm64/boot/dts/amlogic/meson-gxl.dtsi | 45 ++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index d1bf381..71670c3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -47,6 +47,24 @@
 
 / {
 	compatible = "amlogic,meson-gxl";
+
+
+};
+
+&ethmac {
+	reg = <0x0 0xc9410000 0x0 0x10000
+	       0x0 0xc8834540 0x0 0x4>;
+
+	clocks = <&clkc CLKID_ETH>,
+		 <&clkc CLKID_FCLK_DIV2>,
+		 <&clkc CLKID_MPLL2>;
+	clock-names = "stmmaceth", "clkin0", "clkin1";
+
+	mdio0: mdio0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+	};
 };
 
 &aobus {
@@ -214,6 +232,33 @@
 			};
 		};
 	};
+
+	eth-phy-mux {
+		compatible = "mdio-mux-mmioreg", "mdio-mux";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0x0 0x55c 0x0 0x4>;
+		mux-mask = <0xffffffff>;
+		mdio-parent-bus = <&mdio0>;
+
+		internal_mdio: mdio@...908ff {
+			reg = <0xe40908ff>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			internal_phy: ethernet-phy@8 {
+				compatible = "ethernet-phy-id0181.4400", "ethernet-phy-ieee802.3-c22";
+				reg = <8>;
+				max-speed = <100>;
+			};
+		};
+
+		external_mdio: mdio@...9087f {
+			reg = <0x2009087f>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
 };
 
 &hiubus {
-- 
1.9.1