linux-kernel - Re: [PATCH v1 2/5] dt-bindings: pwm: add a property "mediatek,num-pwms"

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Date:   Mon, 21 Jan 2019 09:43:01 +0100
From:   Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
To:     Matthias Brugger <matthias.bgg@...il.com>
Cc:     Ryder Lee <ryder.lee@...iatek.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Sean Wang <sean.wang@...nel.org>,
        Weijie Gao <weijie.gao@...iatek.com>,
        linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v1 2/5] dt-bindings: pwm: add a property
 "mediatek,num-pwms"

On Fri, Jan 18, 2019 at 09:44:49AM +0100, Matthias Brugger wrote:
> 
> 
> On 18/01/2019 04:24, Ryder Lee wrote:
> > This adds a property "mediatek,num-pwms" in example so that we could
> > set the number of PWM channels via device tree.
> > 
> > Signed-off-by: Ryder Lee <ryder.lee@...iatek.com>
> > Reviewed-by: Matthias Brugger <matthias.bgg@...il.com>
> > ---
> > Changes since v1: add a Reviewed-by tag.
> > ---
> >  Documentation/devicetree/bindings/pwm/pwm-mediatek.txt | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt
> > index 991728c..f9e2d1f 100644
> > --- a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt
> > +++ b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt
> > @@ -20,6 +20,7 @@ Required properties:
> >   - pinctrl-names: Must contain a "default" entry.
> >   - pinctrl-0: One property must exist for each entry in pinctrl-names.
> >     See pinctrl/pinctrl-bindings.txt for details of the property values.
> > + - mediatek,num-pwms: the number of PWM channels.
> >  
> >  Example:
> >  	pwm0: pwm@...06000 {
> > @@ -37,4 +38,5 @@ Example:
> >  			      "pwm3", "pwm4", "pwm5";
> >  		pinctrl-names = "default";
> >  		pinctrl-0 = <&pwm0_pins>;
> > +		mediatek,num-pwms = <5>;
> >  	};
> > 
> 
> Wasn't there a comment in the last version to use num-pwms instead of
> mediatek,num-pwms?
> 
> Uwe I think you requested that.

I think it is sensible, but it needs Thierry's blessing. Unfortunately
he seems busy with other stuff and getting feedback from him needs
patience.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |