Re: [PATCH v2 1/2] dt-bindings: pwm: Allow decimal format in addition to hex format

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On 21/11/2022 15:48, Tony Lindgren wrote:
> * Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> [221121 14:30]:
>> On Mon, Nov 21, 2022 at 01:55:24PM +0200, Tony Lindgren wrote:
>>> Let's allow node numbering in decimal format too.
>>>
>>> Simple human-readable increments/IDs are usually decimal, hex is only for
>>> addresses as noted by Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>.
>>>
>>> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
>>> Cc: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
>>> Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>>> Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
>>> ---
>>>  Documentation/devicetree/bindings/pwm/pwm.yaml | 2 +-
>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/pwm/pwm.yaml b/Documentation/devicetree/bindings/pwm/pwm.yaml
>>> --- a/Documentation/devicetree/bindings/pwm/pwm.yaml
>>> +++ b/Documentation/devicetree/bindings/pwm/pwm.yaml
>>> @@ -13,7 +13,7 @@ select: false
>>>  
>>>  properties:
>>>    $nodename:
>>> -    pattern: "^pwm(@.*|-[0-9a-f])*$"
>>> +    pattern: "^pwm(@.*|-([0-9a-f]|1[0-5]))*$"
>>
>> I wonder why you don't make this:
>>
>> +    pattern: "^pwm(@.*|-[0-9a-f]*)$"

Yes, the '*' should be within ().

> 
> Hmm but I think this would also pass for node names like pwm-a-foo?
> 

No, how?


Best regards,
Krzysztof




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