[PATCH v3 1/2] dt-bindings: timer: mediatek: Add CPUX System Timer and MT6795 compatible

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Thu Jun 9 02:35:46 PDT 2022


Il 07/06/22 18:11, Matthias Brugger ha scritto:
> 
> 
> On 18/05/2022 13:24, AngeloGioacchino Del Regno wrote:
>> Document the "CPUXGPT" CPU General Purpose Timer, used as ARM/ARM64
>> System Timer on MediaTek platforms and add the MT6795 compatible for it.
>>
>> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
>> ---
>>   .../devicetree/bindings/timer/mediatek,mtk-timer.txt          | 4 ++++
>>   1 file changed, 4 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt 
>> b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
>> index 6f1f9dba6e88..49706cbef45d 100644
>> --- a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
>> +++ b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt
>> @@ -2,6 +2,7 @@ MediaTek Timers
>>   ---------------
>>   MediaTek SoCs have two different timers on different platforms,
> 
> Nit: There are now three different timers so maybe:
> "MediaTek SoCs have different timers on different platforms,"
> 
> Reviewed-by: Matthias Brugger <matthias.bgg at gmail.com>
> 

Hi Matthias,
can we please ignore that description nit for this patch?

I was anyway planning to do a YAML conversion after getting this merged in, perhaps
we can just fix that on the new one instead?

Cheers,
Angelo

>> +- CPUX (ARM/ARM64 System Timer)
>>   - GPT (General Purpose Timer)
>>   - SYST (System Timer)
>> @@ -29,6 +30,9 @@ Required properties:
>>       * "mediatek,mt7629-timer" for MT7629 compatible timers (SYST)
>>       * "mediatek,mt6765-timer" for MT6765 and all above compatible timers (SYST)
>> +    For those SoCs that use CPUX
>> +    * "mediatek,mt6795-systimer" for MT6795 compatible timers (CPUX)
>> +
>>   - reg: Should contain location and length for timer register.
>>   - clocks: Should contain system clock.




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