ARM: dts: sk-rzg1m: add Ether support

Define the SK-RZG1M board dependent part of the Ether device node.
Enable DHCP and NFS root  for the kernel booting.

Based on the original (and large) patch by Dmitry Shifrin
<dmitry.shifrin@cogentembedded.com>.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7743-sk-rzg1m.dts b/arch/arm/boot/dts/r8a7743-sk-rzg1m.dts
index ed26961..3a22538 100644 (file)
--- a/arch/arm/boot/dts/r8a7743-sk-rzg1m.dts
+++ b/arch/arm/boot/dts/r8a7743-sk-rzg1m.dts
@@ -20,7 +20,7 @@
        };
 
        chosen {
-               bootargs = "ignore_loglevel";
+               bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
                stdout-path = "serial0:115200n8";
        };
 
@@ -42,3 +42,16 @@
 &scif0 {
        status = "okay";
 };
+
+&ether {
+       phy-handle = <&phy1>;
+       renesas,ether-link-active-low;
+       status = "okay";
+
+       phy1: ethernet-phy@1 {
+               reg = <1>;
+               interrupt-parent = <&irqc>;
+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+               micrel,led-mode = <1>;
+       };
+};