Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
MIME-Version: 1.0
References: <20201011212238.174792-1-peron.clem@gmail.com> <20201012112218.juke4ll4dnwrmwzw@gilmour.lan>
In-Reply-To: <20201012112218.juke4ll4dnwrmwzw@gilmour.lan>
From:   =?UTF-8?B?Q2zDqW1lbnQgUMOpcm9u?= <peron.clem@gmail.com>
Date:   Sun, 18 Oct 2020 19:25:10 +0200
Message-ID: <CAJiuCceNOgZVNquFx7Fytxi-e0hvA_==V2Oudq+fYWSRKWD5sA@mail.gmail.com>
Subject: Re: [PATCH v2] arm64: dts: allwinner: beelink-gs1: Update LED power node
To:     Maxime Ripard <maxime@cerno.tech>
Cc:     Rob Herring <robh+dt@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
        devicetree <devicetree@vger.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        linux-kernel <linux-kernel@vger.kernel.org>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Precedence: bulk

HI Maxime,

On Mon, 12 Oct 2020 at 13:22, Maxime Ripard <maxime@cerno.tech> wrote:
>
> Hi!
>
> On Sun, Oct 11, 2020 at 11:22:37PM +0200, Cl=C3=A9ment P=C3=A9ron wrote:
> > Beelink GS1 LED trigger a warning when running dtbs_check.
> >
> > Update the node with a valid pattern property.
> >
> > Also add the function and the color of the LED and drop the
> > label which is deprecated.
> >
> > Signed-off-by: Cl=C3=A9ment P=C3=A9ron <peron.clem@gmail.com>
> > ---
> >  arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts | 6 ++++--
> >  1 file changed, 4 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts b/=
arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts
> > index 3f7ceeb1a767..a364cb4e5b3f 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts
> > @@ -7,6 +7,7 @@
> >  #include "sun50i-h6-cpu-opp.dtsi"
> >
> >  #include <dt-bindings/gpio/gpio.h>
> > +#include <dt-bindings/leds/common.h>
> >
> >  / {
> >       model =3D "Beelink GS1";
> > @@ -43,8 +44,9 @@ ext_osc32k: ext_osc32k_clk {
> >       leds {
> >               compatible =3D "gpio-leds";
> >
> > -             power {
> > -                     label =3D "beelink:white:power";
> > +             led-0 {
> > +                     function =3D LED_FUNCTION_POWER;
> > +                     color =3D <LED_COLOR_ID_WHITE>;
> >                       gpios =3D <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 *=
/
> >                       default-state =3D "on";
> >               };
>
> Doesn't that also change the sysfs file that LED is exposed to the usersp=
ace with?

Indeed the previous led sysfs:
/sys/class/leds/beelink:white:power/
is now
/sys/class/leds/white:power/

Do you want me to keep the label property to avoid this sysfs change ?

Regards,
Clement

>
> Maxime