[PATCH] firmware: smccc: Export both soc_id functions

Martin Botka martin.botka at somainline.org
Wed Aug 30 08:45:21 PDT 2023


Got it.

Cheers,
Martin

On Wed, Aug 30 2023 at 04:43:12 PM +01:00:00, Sudeep Holla 
<sudeep.holla at arm.com> wrote:
> On Wed, Aug 30, 2023 at 04:19:23PM +0200, Martin Botka wrote:
>>  The patches using this are still WIP but the basic point is that 
>> H616 has 2
>>  die revisions (And those have
>>  couple of other versions themselves) that require different uV and 
>> some
>>  frequencies are blacklisted on those
>>  versions.
>> 
>>  The driver is using these functions to read the revision (Not the 
>> version.
>>  It just looked like the logical
>>  thing to export both and Andre confirmed. We can ofc drop the 
>> version symbol
>>  export if need be) and reads
>>  trough the OPP table and selects the supported frequencies and uV 
>> for the
>>  chip its running on :)
>> 
>>  I will try to get the cpufreq patches in order in the upcoming days 
>> and I
>>  will Cc you in those as well +
>>  post a link to them in this thread :)
>> 
> 
> For simplicity, just make this patch part of the series that adds 
> cpufreq
> support on this platform/soc. Cross referencing won't give any more 
> confidence
> that the user is also getting merged at the same time as this patch.
> 
> --
> Regards,
> Sudeep





More information about the linux-arm-kernel mailing list