Re: [PATCH 3/4] soc: qcom: Make important drivers default

Krzysztof Kozlowski
2026-04-29T16:11:10Z

On 29/04/2026 11:06, Konrad Dybcio wrote:
> On 4/29/26 10:56 AM, Krzysztof Kozlowski wrote:
>> The drivers for Qualcomm SoC components are covering a basic or
>> fundamental SoC blocks. Usually they are required for booting or to
>> achieve basic expected functionality when running Linux. These drivers
>> do not represent any sort of buses visible to the board
>> designers/configurators, thus they should be always enabled, regardless
>> how SoC is used in the final board.
>>
>> Kernel configuration should not ask users choice of drivers when that
>> choice is obvious and known to the developers that answer should be
>> 'yes' or 'module'.
>>
>> Switch most of the Qualcomm SoC drivers to a default 'yes' or
>> 'module' for ARCH_QCOM, to match existing defconfig usage.
>>
>> This has no impact on arm64 defconfig, arm qcom_defconfig and arm
>> multi_v7_defconfig.
>>
>> The change will however enable by default all drivers for arm or arm64
>> COMPILE_TEST builds, whenever ARCH_QCOM is selected, which feels
>> logical: if one selects ARCH_QCOM then probably by default wants to
>> build test it entirely. Kernels with COMPILE_TEST are not supposed to
>> be used for booting.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
>> ---
>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
>
> Please also add:
>
> QCOM_RMTFS_MEM (required for modem)

It's in the patch.

> QCOM_SPM (cpufreq-adjacent on some platforms)

I assume only for arm, because none of arm64 compatibles are present in
upstream DTS.

>
> Konrad

Best regards,
Krzysztof