Re: [PATCH 1/1] arm64: dts: imx8mm-nitrogen-r2: add espi2 support

[Marco Felsch]

Hi Adrien,

On 21-03-08 13:39, Adrien Grassein wrote:
> Add the description for espi support.
> 
> Signed-off-by: Adrien Grassein <adrien.grass...@gmail.com>
> Reviewed-by: Krzysztof Kozlowski <k...@kernel.org>
> ---
>  .../boot/dts/freescale/imx8mm-nitrogen-r2.dts | 22 +++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts 
> b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
> index 4f4cf7df5a5a..0c5949b40eeb 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
> @@ -52,6 +52,19 @@ &A53_3 {
>       cpu-supply = <&reg_buck3>;
>  };
>  
> +/* J15 */
> +&ecspi2 {
> +     assigned-clocks = <&clk IMX8MM_CLK_ECSPI2>;
> +     assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_40M>;
> +     assigned-clock-rates = <40000000>;
> +     pinctrl-names = "default";
> +     pinctrl-0 = <&pinctrl_ecspi2>;
> +     cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;

> +     #address-cells = <1>;
> +     #size-cells = <0>;

Nit: These two properties should be added to the base dtsi if not
already done.

Regards,
  Marco

> +     status = "okay";
> +};
> +
>  &fec1 {
>       pinctrl-names = "default";
>       pinctrl-0 = <&pinctrl_fec1>;
> @@ -286,6 +299,15 @@ &iomuxc {
>       pinctrl-names = "default";
>       pinctrl-0 = <&pinctrl_hog>;
>  
> +     pinctrl_ecspi2: ecspi2grp {
> +             fsl,pins = <
> +                     MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13      0x140
> +                     MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO    0x19
> +                     MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK    0x19
> +                     MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI    0x19
> +             >;
> +     };
> +
>       pinctrl_fec1: fec1grp {
>               fsl,pins = <
>                       MX8MM_IOMUXC_ENET_MDC_ENET1_MDC                 0x3
> -- 
> 2.25.1
> 
> 
> 

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