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Date:   Mon, 18 Jun 2018 18:30:38 +0200
From:   Emmanuel Vadot <manu@bidouilliste.com>
To:     Lucas Stach <l.stach@pengutronix.de>
Cc:     Emmanuel Vadot <manu@freebsd.org>, shawnguo@kernel.org,
        s.hauer@pengutronix.de, kernel@pengutronix.de,
        fabio.estevam@nxp.com, linux-imx@nxp.com, robh+dt@kernel.org,
        mark.rutland@arm.com, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: dts: imx6: RIoTboard Add chosen stdout-path
 property
Message-Id: <20180618183038.c8ee3164ff62ab5e27535c5c@bidouilliste.com>
In-Reply-To: <1529337797.7211.4.camel@pengutronix.de>
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        <1529337797.7211.4.camel@pengutronix.de>
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On Mon, 18 Jun 2018 18:03:17 +0200
Lucas Stach <l.stach@pengutronix.de> wrote:

> Am Montag, den 18.06.2018, 17:42 +0200 schrieb Emmanuel Vadot:
> > The RIoTboard debug uart is connected to serial1.
> > Add a chosen property in the DTS so OS knows what serial port to use for
> > the console.
> >=20
> > > Signed-off-by: Emmanuel Vadot <manu@freebsd.org>
> > ---
> > =A0arch/arm/boot/dts/imx6dl-riotboard.dts | 4 ++++
> > =A01 file changed, 4 insertions(+)
> >=20
> > diff --git a/arch/arm/boot/dts/imx6dl-riotboard.dts b/arch/arm/boot/dts=
/imx6dl-riotboard.dts
> > index 2e98c92adff7..315d2ae6fa45 100644
> > --- a/arch/arm/boot/dts/imx6dl-riotboard.dts
> > +++ b/arch/arm/boot/dts/imx6dl-riotboard.dts
> > @@ -19,6 +19,10 @@
> > > =A0		reg =3D <0x10000000 0x40000000>;
> > > =A0	};
> > =A0
> > > +	chosen {
> > +		stdout-path =3D "serial1:115200n8";
>=20
> If there a reason to deviate from the "stdout-path =3D &uart1;" notation
> used by other i.MX boards?
>=20
> Regards,
> Lucas

 This is, AFAIK, the proper way to specify the stdout-path.
 See
https://github.com/torvalds/linux/blob/master/Documentation/devicetree/bind=
ings/chosen.txt#L31

 Cheers,

> > +	};
> > +
> > > =A0	regulators {
> > > =A0		compatible =3D "simple-bus";
> > > =A0		#address-cells =3D <1>;
>=20
> _______________________________________________
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> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel


--=20
Emmanuel Vadot <manu@bidouilliste.com> <manu@freebsd.org>