ARM: orion5x: add gigabit ethernet and mvmdio device tree nodes

This patch adds mv643xx_eth and mvmdio device tree nodes for DT enabled
Orion5x boards. Phy nodes are also added with reg property set on a
per-board basis.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

2 files changed, 46 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts
index 0077fc8510b7..aed83deaa991 100644
--- a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts
+++ b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts
@@ -53,3 +53,20 @@
                 };
         };
 };
+
+&mdio {
+        status = "okay";
+
+        ethphy: ethernet-phy {
+                device-type = "ethernet-phy";
+                reg = <8>;
+        };
+};
+
+&eth {
+        status = "okay";
+
+        ethernet-port@0 {
+                phy-handle = <&ethphy>;
+        };
+};
diff --git a/arch/arm/boot/dts/orion5x.dtsi b/arch/arm/boot/dts/orion5x.dtsi
index 892c64e3f1e1..6fe45d590745 100644
--- a/arch/arm/boot/dts/orion5x.dtsi
+++ b/arch/arm/boot/dts/orion5x.dtsi
@@ -132,5 +132,34 @@
                         interrupts = <28>;
                         status = "okay";
                 };
+
+                mdio: mdio-bus@72004 {
+                        compatible = "marvell,orion-mdio";
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0x72004 0x84>;
+                        interrupts = <22>;
+                        status = "disabled";
+
+                        /* add phy nodes in board file */
+                };
+
+                eth: ethernet-controller@72000 {
+                        compatible = "marvell,orion-eth";
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0x72000 0x4000>;
+                        marvell,tx-checksum-limit = <1600>;
+                        status = "disabled";
+
+                        ethernet-port@0 {
+                                device_type = "network";
+                                compatible = "marvell,orion-eth-port";
+                                reg = <0>;
+                                /* overwrite MAC address in bootloader */
+                                local-mac-address = [00 00 00 00 00 00];
+                                /* set phy-handle property in board file */
+                        };
+                };
         };
 };