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From:   Leo Li <leoyang.li@nxp.com>
To:     Qiang Zhao <qiang.zhao@nxp.com>,
        "shawnguo@kernel.org" <shawnguo@kernel.org>
CC:     "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Qiang Zhao <qiang.zhao@nxp.com>,
        Xiaowei Bao <xiaowei.bao@nxp.com>
Subject: RE: [RESEND PATCH] arm64: dts: ls1028a: Add DSPI nodes
Thread-Topic: [RESEND PATCH] arm64: dts: ls1028a: Add DSPI nodes
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Date:   Tue, 23 Jun 2020 23:12:05 +0000
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> -----Original Message-----
> From: Qiang Zhao <qiang.zhao@nxp.com>
> Sent: Monday, June 22, 2020 3:29 AM
> To: shawnguo@kernel.org
> Cc: devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; Leo Li
> <leoyang.li@nxp.com>; Qiang Zhao <qiang.zhao@nxp.com>; Xiaowei Bao
> <xiaowei.bao@nxp.com>
> Subject: [RESEND PATCH] arm64: dts: ls1028a: Add DSPI nodes

This patch is actually defining dspi flash nodes for LS1028a-qds board inst=
ead of adding dspi nodes for the soc.

>=20
> From: Xiaowei Bao <xiaowei.bao@nxp.com>
>=20
> Add the DSPI nodes for ls1028a.
>=20
> Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com>
> Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 85
> +++++++++++++++++++++++
>  1 file changed, 85 insertions(+)
>=20
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> index dd69c5b..e4f00c2 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> @@ -107,6 +107,91 @@
>  	};
>  };
>=20
> +&dspi0 {
> +	bus-num =3D <0>;
> +	status =3D "okay";
> +
> +	flash@0 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <0>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +
> +	flash@1 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <1>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +
> +	flash@2 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <2>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +};
> +
> +&dspi1 {
> +	bus-num =3D <1>;
> +	status =3D "okay";
> +
> +	flash@0 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;

These probably are not needed when no sub nodes are defined.

> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <0>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +
> +	flash@1 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <1>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +
> +	flash@2 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <2>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +};
> +
> +&dspi2 {
> +	bus-num =3D <2>;
> +	status =3D "okay";
> +
> +	flash@0 {
> +		#address-cells =3D <1>;
> +		#size-cells =3D <1>;
> +		compatible =3D "jedec,spi-nor";
> +		spi-cpol;
> +		spi-cpha;
> +		reg =3D <0>;
> +		spi-max-frequency =3D <10000000>;
> +	};
> +};
> +
>  &duart0 {
>  	status =3D "okay";
>  };
> --
> 2.7.4