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Add the IWDG1 node in the stm32mp131.dtsi SoC device tree file in case this peripheral is configured as non-secure and managed by the Linux kernel. Add the arm_wdt node in the stm32mp131.dtsi SoC device tree file in case the ARM SMC watchdog driver is necessary to interact with the platform watchdog (e.g: the IWDG1 is configured as secure). Signed-off-by: Gatien Chevallier --- Changes in v2: - Moved the IWDG1 under the ETZPC as is it securable. It should be managed by the ETZPC bus. - Link to v1: https://lore.kernel.org/r/20250918-iwdg1-v1-0-02c2543c01a5@foss.st.com --- Gatien Chevallier (4): ARM: dts: stm32: add iwdg1 node in stm32mp131.dtsi ARM: dts: stm32: add the ARM SMC watchdog in stm32mp131.dtsi ARM: dts: stm32: enable the ARM SMC watchdog node in stm32mp135f-dk ARM: dts: stm32: add the IWDG2 interrupt line in stm32mp131.dtsi arch/arm/boot/dts/st/stm32mp131.dtsi | 17 +++++++++++++++++ arch/arm/boot/dts/st/stm32mp135f-dk.dts | 5 +++++ 2 files changed, 22 insertions(+) --- base-commit: 53c18dc078bb6d9e9dfe2cc0671ab78588c44723 change-id: 20250918-iwdg1-0f7ea155135e Best regards, -- Gatien Chevallier