[PATCH 1/2] arm64: dts: imx8mp: add flexspi node

Marco Felsch m.felsch at pengutronix.de
Mon Mar 8 08:33:41 GMT 2021


Hi Heiko,

On 21-03-08 07:40, Heiko Schocher wrote:
> add node for the flexspi modul on imx8mp.
> 
> Signed-off-by: Heiko Schocher <hs at denx.de>
> 
> ---
> 
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index c7523fd4eae9b..086cfbbef43d7 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -36,6 +36,7 @@ aliases {
>  		serial1 = &uart2;
>  		serial2 = &uart3;
>  		serial3 = &uart4;
> +		spi0 = &flexspi;
>  	};
>  
>  	cpus {
> @@ -744,6 +745,21 @@ usdhc3: mmc at 30b60000 {
>  				status = "disabled";
>  			};
>  
> +			flexspi: spi at 30bb0000 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;

This properties can moved to end just in front of the status property
which should be the last one.

> +				compatible = "nxp,imx8mm-fspi";

Please add a own compatible "nxp,imx8mp-fspi" to the driver which should
be the first patch in your series.

Also the compatible is always the first property.

Regards,
  Marco

> +				reg = <0x30bb0000 0x10000>, <0x8000000 0x10000000>;
> +				reg-names = "fspi_base", "fspi_mmap";
> +				interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk IMX8MP_CLK_QSPI_ROOT>,
> +					 <&clk IMX8MP_CLK_QSPI_ROOT>;
> +				clock-names = "fspi", "fspi_en";
> +				assigned-clock-rates = <80000000>;
> +				assigned-clocks = <&clk IMX8MP_CLK_QSPI>;
> +				status = "disabled";
> +			};
> +
>  			sdma1: dma-controller at 30bd0000 {
>  				compatible = "fsl,imx8mp-sdma", "fsl,imx8mq-sdma";
>  				reg = <0x30bd0000 0x10000>;
> -- 
> 2.29.2
> 
> 
> 

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