[PATCH v2 6/9] dt-bindings: rtc: add refclk to mpfs-rtc

[Conor.Dooley at microchip.com]

On 12/04/2022 11:48, Krzysztof Kozlowski wrote:
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> 
> On 11/04/2022 10:59, Conor Dooley wrote:
>> The rtc on PolarFire SoC does not use the AHB clock as its reference
>> frequency, but rather a 1 MHz refclk that it shares with MTIMER. Add
>> this second clock to the binding as a required property.
>>
>> Fixes: 4cbcc0d7b397 ("dt-bindings: rtc: add bindings for microchip mpfs rtc")
>> Reviewed-by: Daire McNamara <daire.mcnamara at microchip.com>
>> Signed-off-by: Conor Dooley <conor.dooley at microchip.com>
>> ---
>>   .../bindings/rtc/microchip,mfps-rtc.yaml           | 14 +++++++++++---
>>   1 file changed, 11 insertions(+), 3 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
>> index a2e984ea3553..1ffd97dbe6b9 100644
>> --- a/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
>> +++ b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
>> @@ -31,11 +31,18 @@ properties:
>>             to that of the RTC's count register.
>>
>>     clocks:
>> -    maxItems: 1
>> +    items:
>> +      - description: |
>> +          AHB clock
>> +      - description: |
>> +          Reference clock: divided by the prescaler to create a time-based strobe (typically 1 Hz)
>> +          for the calendar counter. By default, the rtc on the PolarFire SoC shares it's reference
>> +          with MTIMER so this will be a 1 MHz clock.
> 
> Please wrap it at 80-column, it is still preferred coding style. The
> same in your patch 4/9.

Sure, will do :)

> 
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> 
> 
> Best regards,
> Krzysztof