ARM: dts: r8a7742: Add RWDT node

Add a device node for the Watchdog Timer (RWDT) controller on the Renesas
RZ/G1H (r8a7742) 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>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/1590172641-1556-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm/boot/dts/r8a7742.dtsi b/arch/arm/boot/dts/r8a7742.dtsi
index da75767..df914da 100644 (file)
--- a/arch/arm/boot/dts/r8a7742.dtsi
+++ b/arch/arm/boot/dts/r8a7742.dtsi
@@ -201,6 +201,17 @@
                #size-cells = <2>;
                ranges;
 
+               rwdt: watchdog@e6020000 {
+                       compatible = "renesas,r8a7742-wdt",
+                                    "renesas,rcar-gen2-wdt";
+                       reg = <0 0xe6020000 0 0x0c>;
+                       interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 402>;
+                       power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
+                       resets = <&cpg 402>;
+                       status = "disabled";
+               };
+
                gpio0: gpio@e6050000 {
                        compatible = "renesas,gpio-r8a7742",
                                     "renesas,rcar-gen2-gpio";