arm64: dts: renesas: r8a779a0: Add RWDT node

Add a device node for the Watchdog Timer (WDT) controller on the
R8A779A0 SoC.

Signed-off-by: Hoang Vo <hoang.vo.eb@renesas.com>
[wsa: rebased to mainline]
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20201218173731.12839-4-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index 6cf77ce9aa9372ceea92eaeb013d8ea2594b78fb..f951e6b6f696658cf4be47e4346e7c6a5416fd53 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -70,6 +70,16 @@
                #size-cells = <2>;
                ranges;
 
+               rwdt: watchdog@e6020000 {
+                       compatible = "renesas,r8a779a0-wdt",
+                                    "renesas,rcar-gen3-wdt";
+                       reg = <0 0xe6020000 0 0x0c>;
+                       clocks = <&cpg CPG_MOD 907>;
+                       power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+                       resets = <&cpg 907>;
+                       status = "disabled";
+               };
+
                cpg: clock-controller@e6150000 {
                        compatible = "renesas,r8a779a0-cpg-mssr";
                        reg = <0 0xe6150000 0 0x4000>;