Subject: Re: [PATCH/RFC 04/14] arm64: dts: renesas: ironhide: Enable SCMI devpd, sys, and reset

From: Marek Vasut <[email-masked]>
Date: Thu, 14 May 2026 01:31:21 +0200

On 4/21/26 8:11 PM, Geert Uytterhoeven wrote:

Hello Geert,

> SCP FW SDKv4.28.0 and later for Renesas R-Car X5H Ironhide not only
> implements the SCMI base and clock management protocols, but also the
> SCMI power domain, system power, and reset domain management protocols.
> 
> Enable support for the latter by adding the corresponding SCMI protocol
> subnodes.
> 
> Signed-off-by: Geert Uytterhoeven <[email-masked]>
> ---
>   arch/arm64/boot/dts/renesas/r8a78000-ironhide.dts | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a78000-ironhide.dts b/arch/arm64/boot/dts/renesas/r8a78000-ironhide.dts
> index e2470257d2f32a03..2fb9557a7eb9dbb7 100644
> --- a/arch/arm64/boot/dts/renesas/r8a78000-ironhide.dts
> +++ b/arch/arm64/boot/dts/renesas/r8a78000-ironhide.dts
> @@ -31,10 +31,24 @@ scmi: scmi {
>   			#address-cells = <1>;
>   			#size-cells = <0>;
>   
> +			scmi_devpd: protocol@11 {
> +			    reg = <0x11>;
> +			    #power-domain-cells = <1>;

Please indent with tabs.

> +			};
> +
> +			scmi_sys: protocol@12 {
> +			    reg = <0x12>;

Please indent with tabs.

> +			};
> +
>   			scmi_clk: protocol@14 {
>   				reg = <0x14>;
>   				#clock-cells = <1>;

Here it is OK.

>   			};
> +
> +			scmi_reset: protocol@16 {
> +			    reg = <0x16>;
> +			    #reset-cells = <1>;

Please indent with tabs.

I hope it helps!