From 89fca38168c9da9cb890ae4033af479c4cee1469 Mon Sep 17 00:00:00 2001 From: Alexandre Torgue Date: Thu, 21 Sep 2023 15:29:32 +0200 Subject: [PATCH] arm64: dts: st: add arm-wdt node for watchdog support on stm32mp251 Add the node to use the ARM SMC watchdog support. It will use a dedicated smc-id to configure and kick the watchdog. Signed-off-by: Lionel Debieve Signed-off-by: Alexandre Torgue --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index d7cb05d534ac9..124403f5f1f49 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -28,6 +28,12 @@ interrupt-parent = <&intc>; }; + arm_wdt: watchdog { + compatible = "arm,smc-wdt"; + arm,smc-id = <0xb200005a>; + status = "disabled"; + }; + clocks { ck_flexgen_08: ck-flexgen-08 { #clock-cells = <0>; -- 2.30.2