arm64: dts: renesas: r8a77980: add GEther support

Define the generic R8A77980 part of the GEther device node.

Based on the original (and large) patch by Vladimir Barinov.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
[simon: add resets property]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
index 6d2b61d..c797db5 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
@@ -417,6 +417,18 @@
                        dma-channels = <16>;
                };
 
+               gether: ethernet@e7400000 {
+                       compatible = "renesas,gether-r8a77980";
+                       reg = <0 0xe7400000 0 0x1000>;
+                       interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 813>;
+                       power-domains = <&sysc R8A77980_PD_ALWAYS_ON>;
+                       resets = <&cpg 813>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                mmc0: mmc@ee140000 {
                        compatible = "renesas,sdhi-r8a77980",
                                     "renesas,rcar-gen3-sdhi";