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From:   "Y.b. Lu" <yangbo.lu@nxp.com>
To:     Michael Walle <michael@walle.cc>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
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CC:     Shawn Guo <shawnguo@kernel.org>, Leo Li <leoyang.li@nxp.com>,
        Rob Herring <robh+dt@kernel.org>,
        Vladimir Oltean <vladimir.oltean@nxp.com>
Subject: RE: [PATCH] arm64: dts: freescale: sl28: correct MMC order
Thread-Topic: [PATCH] arm64: dts: freescale: sl28: correct MMC order
Thread-Index: AQHWwqfNwZd8Ms1zpUqxjekzopCYSqnYKOqA
Date:   Wed, 25 Nov 2020 03:03:45 +0000
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> -----Original Message-----
> From: Michael Walle <michael@walle.cc>
> Sent: Wednesday, November 25, 2020 5:21 AM
> To: linux-arm-kernel@lists.infradead.org; devicetree@vger.kernel.org;
> linux-kernel@vger.kernel.org
> Cc: Shawn Guo <shawnguo@kernel.org>; Leo Li <leoyang.li@nxp.com>; Rob
> Herring <robh+dt@kernel.org>; Y.b. Lu <yangbo.lu@nxp.com>; Vladimir
> Oltean <vladimir.oltean@nxp.com>; Michael Walle <michael@walle.cc>
> Subject: [PATCH] arm64: dts: freescale: sl28: correct MMC order
>=20
> Commit 342ab37ecaf8 ("arm64: dts: freescale: use fixed index mmcN for
> layerscape") hardcoded the order of the MMC devices. This doesn't fit
> the sl28 boards, which come with an onboard eMMC. Thus use the more
> natural order for the eMMC and SD card. Use /dev/mmcblk0 for the eMMC
> and /dev/mmcblk1 for the SD card which is removable by the user.
>=20
> Please note, that the images for this board already use root=3DUUID=3D,
> therefore the actual device number doesn't matter for booting.
>=20
> Signed-off-by: Michael Walle <michael@walle.cc>

It's ok for me to re-define mmc alias.
Reviewed-by: Yangbo Lu <yangbo.lu@nxp.com>

> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts | 2 ++
>  1 file changed, 2 insertions(+)
>=20
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
> index fbaecf285d05..6da4a28c4d19 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts
> @@ -18,6 +18,8 @@
>=20
>  	aliases {
>  		crypto =3D &crypto;
> +		mmc0 =3D &esdhc1;
> +		mmc1 =3D &esdhc;
>  		serial0 =3D &duart0;
>  		serial1 =3D &duart1;
>  		serial2 =3D &lpuart1;
> --
> 2.20.1