arm64: dts: renesas: r8a774a1: Add RWDT node

Add a device node for the Watchdog Timer (RWDT) controller on the Renesas
RZ/G2M (r8a774a1) SoC.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
index b771211..b9a3818 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
@@ -123,6 +123,16 @@
                #size-cells = <2>;
                ranges;
 
+               rwdt: watchdog@e6020000 {
+                       compatible = "renesas,r8a774a1-wdt",
+                                    "renesas,rcar-gen3-wdt";
+                       reg = <0 0xe6020000 0 0x0c>;
+                       clocks = <&cpg CPG_MOD 402>;
+                       power-domains = <&sysc 32>;
+                       resets = <&cpg 402>;
+                       status = "disabled";
+               };
+
                cpg: clock-controller@e6150000 {
                        compatible = "renesas,r8a774a1-cpg-mssr";
                        reg = <0 0xe6150000 0 0x0bb0>;