linux-kernel - Re: [[PATCH v2] 2/9] dt-bindings: pwm: snps,pwm add pwm number

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Date:   Tue, 26 Jul 2022 11:12:53 +0100
From:   Ben Dooks <ben.dooks@...ive.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-pwm@...r.kernel.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lee Jones <lee.jones@...aro.org>,
        u.kleine-koenig@...gutronix.de,
        Thierry Reding <thierry.reding@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Greentime Hu <greentime.hu@...ive.com>
Subject: Re: [[PATCH v2] 2/9] dt-bindings: pwm: snps,pwm add pwm number

On 26/07/2022 11:08, Krzysztof Kozlowski wrote:
> On 25/07/2022 23:21, Ben Dooks wrote:
>> Add snps,pwm-number property to indicate if the block does not have
>> all 8 of the PWM blocks.
>>
>> Not sure if this should be a general PWM property consider optional
>> for all PWM types, so have added a specific one here (there is only
>> one other controller with a property for PWM count at the moment)
>>
>> Signed-off-by: Ben Dooks <ben.dooks@...ive.com>
>> ---
>>   Documentation/devicetree/bindings/pwm/snps,pwm.yaml | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/pwm/snps,pwm.yaml b/Documentation/devicetree/bindings/pwm/snps,pwm.yaml
>> index 594085e5e26f..e95f518b3974 100644
>> --- a/Documentation/devicetree/bindings/pwm/snps,pwm.yaml
>> +++ b/Documentation/devicetree/bindings/pwm/snps,pwm.yaml
>> @@ -30,11 +30,16 @@ properties:
>>         - const: bus
>>         - const: timer
>>   
>> +  snps,pwm-number:
>> +    $ref: '/schemas/types.yaml#/definitions/uint32'
> 
> 1. No quotes
> 2. Add minimum and maximum (it looks like there are such).
> 
>> +    description: u32 value representing the number of PWM devices
> 

ok, thanks.