linux-kernel - Re: [PATCH 1/3] arm64: dts: sun50i-a64: Add i2c2 pins

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Message-ID: <20200224125945.dyl7reaqqiqds4ee@core.my.home>
Date:   Mon, 24 Feb 2020 13:59:45 +0100
From:   Ondřej Jirman <megous@...ous.com>
To:     Maxime Ripard <maxime@...no.tech>
Cc:     linux-sunxi@...glegroups.com, Rob Herring <robh+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Mark Rutland <mark.rutland@....com>,
        Corentin Labbe <clabbe@...libre.com>,
        Georgii Staroselskii <georgii.staroselskii@...id.com>,
        Samuel Holland <samuel@...lland.org>,
        Martijn Braam <martijn@...xit.nl>, Luca Weiss <luca@...tu.xyz>,
        Bhushan Shah <bshah@....org>, Icenowy Zheng <icenowy@...c.io>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: sun50i-a64: Add i2c2 pins

On Mon, Feb 24, 2020 at 12:01:00PM +0100, Maxime Ripard wrote:
> On Sun, Feb 23, 2020 at 06:29:14PM +0100, Ondrej Jirman wrote:
> > PinePhone needs I2C2 pins description. Add it.
> >
> > Signed-off-by: Ondrej Jirman <megous@...ous.com>
> > ---
> >  arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > index 862b47dc9dc90..0fdf5f400d743 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > @@ -671,6 +671,11 @@ i2c1_pins: i2c1-pins {
> >  				function = "i2c1";
> >  			};
> >
> > +			i2c2_pins: i2c2-pins {
> > +				pins = "PE14", "PE15";
> > +				function = "i2c2";
> > +			};
> > +
> 
> Setting it as the default muxing for i2c2 would be great

Right, I checked the datasheet and it looks like this is the only pins where
i2c2 can be muxed to.

I will change it.

regards,
	o.

> Maxime