Re: [PATCH v3 5/9] ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp13

[Clement LE GOFFIC <clement.legoffic@foss.st.com>]

On 5/28/25 10:55, Krzysztof Kozlowski wrote:
> On 23/05/2025 14:38, Clément Le Goffic wrote:
>> Add the hdp devicetree node for stm32mp13 SoC family
>>
>> Signed-off-by: Clément Le Goffic <clement.legoffic@foss.st.com>
>> ---
>>   arch/arm/boot/dts/st/stm32mp131.dtsi | 6 ++++++
>>   1 file changed, 6 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
>> index 8512a6e46b33..b0537bcdb9d5 100644
>> --- a/arch/arm/boot/dts/st/stm32mp131.dtsi
>> +++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
>> @@ -951,6 +951,12 @@ dts: thermal@50028000 {
>>   			clocks = <&rcc DTS>;
>>   			clock-names = "pclk";
>>   			#thermal-sensor-cells = <0>;
> 
> Why are you enabling it? Commit msg should explain this and this should
> be sparate patch.

Oops good catch I'll fix this.

> 
>> +		};
>> +
>> +		hdp: pinctrl@5002a000 {
>> +			compatible = "st,stm32mp131-hdp";
>> +			reg = <0x5002a000 0x400>;
>> +			clocks = <&rcc HDP>;
>>   			status = "disabled";
> 
> Why are you disabling it? What is missing?

Nothing is missing just disabled by default.
The node is then enabled when needed in board's dts file.

> 
>>   		};
>>   
>>
> 
> 
> Best regards,
> Krzysztof

Clément