[PATCH v2] arm64: dts: fsl-ls1028a: add dspi2 support

Shawn Guo shawnguo at kernel.org
Mon Apr 18 01:16:46 PDT 2022


On Mon, Apr 11, 2022 at 05:11:57PM +0800, Changming Huang wrote:
> Enable MikroBUS SPI port.
> 
> Signed-off-by: Jianchao Wang <jianchao.wang at nxp.com>
> Signed-off-by: Changming Huang <jerry.huang at nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 13 +++++++++++++

"arm64: dts: fsl-ls1028a-rdb: ..." to make it clear this is a board
rather than SoC change.

>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> index 68c31cb8eead..6d0508d5abd0 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> @@ -117,6 +117,19 @@ &duart1 {
>  	status = "okay";
>  };
>  
> +&dspi2 {
> +	bus-num = <2>;
> +	status = "okay";
> +
> +	mikrobus at 0 {
> +		compatible = "semtech,sx1301";

Where is the bindings for this?

Shawn

> +		reg = <0>;
> +		spi-max-frequency = <2000000>;
> +		fsl,spi-cs-sck-delay = <1000000>;
> +		fsl,spi-sck-cs-delay = <50>;
> +	};
> +};
> +
>  &enetc_mdio_pf3 {
>  	sgmii_phy0: ethernet-phy at 2 {
>  		reg = <0x2>;
> -- 
> 2.25.1
> 



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