[PATCH v3 6/6] arm64: dts: imx8qm-mek: enable dsp node for rproc usage

Frank Li Frank.li at nxp.com
Fri Oct 11 08:56:11 PDT 2024


On Fri, Oct 11, 2024 at 11:04:39AM -0400, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea at nxp.com>
>
> Set the status of the dsp node to "okay" and assign and add
> its reserved memory regions.

nit: wrap to 75 chars.

Reviewed-by: Frank Li <Frank.Li at nxp.com>

>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea at nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 27 ++++++++++++++++++++
>  1 file changed, 27 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> index 62203eed6a6c..d51da3b6b3aa 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
> @@ -92,6 +92,27 @@ vdevbuffer: memory at 90400000 {
>  			reg = <0 0x90400000 0 0x100000>;
>  			no-map;
>  		};
> +
> +		dsp_reserved: memory at 92400000 {
> +			reg = <0 0x92400000 0 0x1000000>;
> +			no-map;
> +		};
> +
> +		dsp_vdev0vring0: memory at 942f0000 {
> +			reg = <0 0x942f0000 0 0x8000>;
> +			no-map;
> +		};
> +
> +		dsp_vdev0vring1: memory at 942f8000 {
> +			reg = <0 0x942f8000 0 0x8000>;
> +			no-map;
> +		};
> +
> +		dsp_vdev0buffer: memory at 94300000 {
> +			compatible = "shared-dma-pool";
> +			reg = <0 0x94300000 0 0x100000>;
> +			no-map;
> +		};
>  	};
>
>  	lvds_backlight0: backlight-lvds0 {
> @@ -640,6 +661,12 @@ &sai7 {
>  	status = "okay";
>  };
>
> +&vpu_dsp {
> +	memory-region = <&dsp_vdev0buffer>, <&dsp_vdev0vring0>,
> +			<&dsp_vdev0vring1>, <&dsp_reserved>;
> +	status = "okay";
> +};
> +
>  &iomuxc {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_hog>;
> --
> 2.34.1
>



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