[PATCH 2/2] ARM: dts: stm32mp13: add SCMI nodes

Patrice CHOTARD patrice.chotard at foss.st.com
Thu Jul 7 08:24:39 CEST 2022


Hi Patrick

On 7/6/22 18:20, Patrick Delaunay wrote:
> Add the node for SCMI firmware with the associated reserved memory nodes
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> ---
> 
>  arch/arm/dts/stm32mp13-u-boot.dtsi | 20 +++++++++++++++++++
>  arch/arm/dts/stm32mp131.dtsi       | 31 ++++++++++++++++++++++++++++++
>  2 files changed, 51 insertions(+)
> 
> diff --git a/arch/arm/dts/stm32mp13-u-boot.dtsi b/arch/arm/dts/stm32mp13-u-boot.dtsi
> index adc7e67ee58..01552adb7c4 100644
> --- a/arch/arm/dts/stm32mp13-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp13-u-boot.dtsi
> @@ -90,6 +90,26 @@
>  	u-boot,dm-pre-reloc;
>  };
>  
> +&scmi {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&scmi_clk {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&scmi_reset {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&scmi_shm {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&scmi_sram {
> +	u-boot,dm-pre-reloc;
> +};
> +
>  &syscfg {
>  	u-boot,dm-pre-reloc;
>  };
> diff --git a/arch/arm/dts/stm32mp131.dtsi b/arch/arm/dts/stm32mp131.dtsi
> index 652743fd06e..8f7af65e3ed 100644
> --- a/arch/arm/dts/stm32mp131.dtsi
> +++ b/arch/arm/dts/stm32mp131.dtsi
> @@ -27,11 +27,42 @@
>  		interrupt-parent = <&intc>;
>  	};
>  
> +	scmi_sram: sram at 2ffff000 {
> +		compatible = "mmio-sram";
> +		reg = <0x2ffff000 0x1000>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0 0x2ffff000 0x1000>;
> +
> +		scmi_shm: scmi_shm at 0 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0 0x80>;
> +		};
> +	};
> +
>  	firmware {
>  		optee: optee {
>  			method = "smc";
>  			compatible = "linaro,optee-tz";
>  		};
> +
> +		scmi: scmi {
> +			compatible = "linaro,scmi-optee";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			linaro,optee-channel-id = <0>;
> +			shmem = <&scmi_shm>;
> +
> +			scmi_clk: protocol at 14 {
> +				reg = <0x14>;
> +				#clock-cells = <1>;
> +			};
> +
> +			scmi_reset: protocol at 16 {
> +				reg = <0x16>;
> +				#reset-cells = <1>;
> +			};
> +		};
>  	};
>  
>  	clocks {
Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice


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