[PATCH v2 3/4] ARM: dts: stm32: enable the ARM SMC watchdog node in stm32mp135f-dk
From: Gatien Chevallier <gatien.chevallier@foss.st.com>
Date: 2025-10-31 10:01:29
Also in:
linux-devicetree, lkml
Subsystem:
arm/stm32 architecture, the rest · Maintainers:
Maxime Coquelin, Alexandre Torgue, Linus Torvalds
On the stm32mp135f-dk board, the IWDG1 is secured and used to monitor the cortex-A7. Use the ARM SMC watchdog to communicate with it. Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com> --- arch/arm/boot/dts/st/stm32mp135f-dk.dts | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/st/stm32mp135f-dk.dts b/arch/arm/boot/dts/st/stm32mp135f-dk.dts
index 9764a6bfa5b4..f894ee35b3db 100644
--- a/arch/arm/boot/dts/st/stm32mp135f-dk.dts
+++ b/arch/arm/boot/dts/st/stm32mp135f-dk.dts@@ -161,6 +161,11 @@ channel@12 { }; }; +&arm_wdt { + timeout-sec = <32>; + status = "okay"; +}; + &crc1 { status = "okay"; };
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2.43.0