[PATCH v2 2/3] configs: stm32mp13: activate watchdog

Yann Gautier yann.gautier at foss.st.com
Wed May 20 09:05:06 CEST 2026


On 5/19/26 18:58, Marek Vasut wrote:
> On 5/19/26 6:31 PM, Yann Gautier wrote:
>> No watchdog was enabled for STM32MP13 platform. Add the required flags to
>> support it. As done for STM32MP15 (in SCMI config) and STM32MP2x, we use
>> the Arm SMC watchdog. The required nodes were already present in Linux
>> imported DT files (stm32mp13.dtsi & stm32mp135f-dk.dts).
>>
>> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
>> Signed-off-by: Yann Gautier <yann.gautier at foss.st.com>
>>
>> ---
>>
>> Changes in v2:
>> - update commit message
>>
>>   configs/stm32mp13_defconfig | 3 +++
>>   1 file changed, 3 insertions(+)
>>
>> diff --git a/configs/stm32mp13_defconfig b/configs/stm32mp13_defconfig
>> index 620a6da2efe3..cc41585097c7 100644
>> --- a/configs/stm32mp13_defconfig
>> +++ b/configs/stm32mp13_defconfig
>> @@ -113,4 +113,7 @@ CONFIG_USB_GADGET_MANUFACTURER="STMicroelectronics"
>>   CONFIG_USB_GADGET_VENDOR_NUM=0x0483
>>   CONFIG_USB_GADGET_PRODUCT_NUM=0x5720
>>   CONFIG_USB_GADGET_DWC2_OTG=y
>> +CONFIG_WDT=y
>> +CONFIG_WDT_STM32MP=y
> Why is CONFIG_WDT_STM32MP enabled here , is this the ARM SMC watchdog 
> driver ?
This is aligned with stm32mp15 config, and no, this one is the STM32 
IWDG driver.
I'll check that with Patrick (who originally wrote the patch), as it 
seems that this flag could be removed.

Best regards,
Yann


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