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SubjectRe: [PATCH] dt-bindings: pwm: fix nodename pattern
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On 12/12/19 8:07 PM, Rob Herring wrote:
> On Thu, Dec 12, 2019 at 2:16 AM Benjamin GAIGNARD
> <benjamin.gaignard@st.com> wrote:
>>
>> On 12/11/19 8:52 PM, Rob Herring wrote:
>>> On Wed, Dec 11, 2019 at 9:00 AM Benjamin Gaignard
>>> <benjamin.gaignard@st.com> wrote:
>>>> Typical pwm nodes should be named pwm@xxx.
>>>> The pattern shouldn't match nodes named pwm-xxx to avoid
>>>> conflicts with pinmux or pwm-fan nodes.
>>> It only matches pwm-$(a-hex-number), not any string, so that shouldn't
>>> be a problem. This is needed for things like GPIO based devices (not
>>> just PWMs) which don't have any address.
>>>
>>> Pinmux nodes are going to need to adopt some sort of standard pattern
>>> we can match on.
>> I have push a patch to stop using '@' and '_' in pinmux groups names:
>> https://lore.kernel.org/patchwork/patch/1162591/
>> It remove the warnings when compiling the devicetre with W=12 but pwm.yaml
>> complain because pwm pinmux is named pwm-1.
>>
>> How can I solve these issues at the same time ?
> Name the nodes *-pins or *-pins-[0-9]. You're probably going to need
> some pattern anyways when you do a pinmux schema.
+ Alex because that impact pin node pattern in st,stm32-pinctrl.yaml

Benjamin

> Rob
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