arm64: dts: renesas: r8a774e1: Add RWDT node

Add a device node for the Watchdog Timer (RWDT) controller on the Renesas
RZ/G2H (r8a774e1) SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Link: https://lore.kernel.org/r/1594811350-14066-18-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
index ede0358..0ebf086 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
@@ -290,10 +290,14 @@
                ranges;
 
                rwdt: watchdog@e6020000 {
+                       compatible = "renesas,r8a774e1-wdt",
+                                    "renesas,rcar-gen3-wdt";
                        reg = <0 0xe6020000 0 0x0c>;
+                       interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 402>;
+                       power-domains = <&sysc R8A774E1_PD_ALWAYS_ON>;
+                       resets = <&cpg 402>;
                        status = "disabled";
-
-                       /* placeholder */
                };
 
                gpio0: gpio@e6050000 {