Add watchdog device-tree node for bcm2712 SoC.

Signed-off-by: Stanimir Varbanov <svarbanov@suse.de>
---
 arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
index 0a9212d3106f..3094a8e69f35 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
@@ -243,6 +243,15 @@ uart10: serial@7d001000 {
 			status = "disabled";
 		};
 
+		pm: watchdog@7d200000 {
+			compatible = "brcm,bcm2712-pm", "brcm,bcm2835-pm-wdt";
+			reg = <0x7d200000 0x308>;
+			reg-names = "pm";
+			#power-domain-cells = <1>;
+			#reset-cells = <1>;
+			system-power-controller;
+		};
+
 		interrupt-controller@7d517000 {
 			compatible = "brcm,bcm7271-l2-intc";
 			reg = <0x7d517000 0x10>;
-- 
2.47.0