On 5/19/26 10:07, Yann Gautier wrote:
> For this configuration, the watchdog (iwdg1) is secured and managed by
> OP-TEE. Add an watchdog node with arm,smc-wdt compatible, and disable
> iwdg2 node which is then no more used.
>
> Signed-off-by: Yann Gautier <[email protected]>
> ---
>
> arch/arm/dts/stm32mp15-scmi-u-boot.dtsi | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/dts/stm32mp15-scmi-u-boot.dtsi
> b/arch/arm/dts/stm32mp15-scmi-u-boot.dtsi
> index 79494ecad90a..600316205fcc 100644
> --- a/arch/arm/dts/stm32mp15-scmi-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp15-scmi-u-boot.dtsi
> @@ -21,6 +21,13 @@
> pinctrl1 = &pinctrl_z;
> };
>
> + arm_wdt: watchdog {
> + compatible = "arm,smc-wdt";
> + arm,smc-id = <0xbc000000>;
> + timeout-sec = <32>;
> + status = "okay";
> + };
> +
> binman: binman {
> multiple-images;
> };
> @@ -103,7 +110,7 @@
> };
>
> &iwdg2 {
> - bootph-all;
> + status = "disabled";
> };
>
> /* pre-reloc probe = reserve video frame buffer in video_reserve() */
Hi Yann
Reviewed-by: Patrice Chotard <[email protected]>
Thanks
Patrice
