linux-kernel - Re: [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog nodes

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Message-ID: <5894182.DvuYhMxLoT@g550jk>
Date: Mon, 08 Apr 2024 20:36:04 +0200
From: Luca Weiss <luca@...tu.xyz>
To: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
 Bjorn Andersson <andersson@...nel.org>,
 Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject:
 Re: [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog nodes

On Montag, 8. April 2024 19:26:49 CEST Konrad Dybcio wrote:
> 
> On 4/8/24 18:39, Luca Weiss wrote:
> > Allow specifying a GPIO hog, as already used on
> > qcom-msm8974-lge-nexus5-hammerhead.dts.
> > 
> > Signed-off-by: Luca Weiss <luca@...tu.xyz>
> > ---
> >   .../devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml          | 12 ++++++++++++
> >   1 file changed, 12 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
> > index a786357ed1af..510a05369dbb 100644
> > --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
> > +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
> > @@ -424,6 +424,10 @@ patternProperties:
> >               $ref: "#/$defs/qcom-pmic-gpio-state"
> >           additionalProperties: false
> >   
> > +  "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$":
> 
> I see a couple bindings do this, but I'm not sure if we want two
> allow two styles for no reason.. Rob?

This regex is actually from the gpio-hog.yaml base
https://github.com/devicetree-org/dt-schema/blob/main/dtschema/schemas/gpio/gpio-hog.yaml#L23

Why it's made this way I cannot tell you, but I didn't want to 'artifically'
restrict the pattern for qcom,pmic-gpio.

> 
> Konrad
>