Re: [PATCH v4 9/9] arm64: dts: apple: t600x: Add SMC node

[Alyssa Rosenzweig <alyssa@rosenzweig.io>]

Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>

Le Sat , May 03, 2025 at 10:06:56AM +0000, Sven Peter via B4 Relay a écrit :
> From: Hector Martin <marcan@marcan.st>
> 
> Signed-off-by: Hector Martin <marcan@marcan.st>
> Signed-off-by: Sven Peter <sven@svenpeter.dev>
> ---
>  arch/arm64/boot/dts/apple/t600x-die0.dtsi | 35 +++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/apple/t600x-die0.dtsi b/arch/arm64/boot/dts/apple/t600x-die0.dtsi
> index 110bc6719512e334e04b496fb157cb4368679957..4993a8ace87b2fc7e645b08c19fcd9b0c21896aa 100644
> --- a/arch/arm64/boot/dts/apple/t600x-die0.dtsi
> +++ b/arch/arm64/boot/dts/apple/t600x-die0.dtsi
> @@ -24,6 +24,41 @@ aic: interrupt-controller@28e100000 {
>  		power-domains = <&ps_aic>;
>  	};
>  
> +	smc: smc@290400000 {
> +		compatible = "apple,t6000-smc", "apple,smc";
> +		reg = <0x2 0x90400000 0x0 0x4000>,
> +			<0x2 0x91e00000 0x0 0x100000>;
> +		reg-names = "smc", "sram";
> +		mboxes = <&smc_mbox>;
> +
> +		smc_gpio: gpio {
> +			compatible = "apple,smc-gpio";
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +		};
> +
> +		smc_reboot: reboot {
> +			compatible = "apple,smc-reboot";
> +			nvmem-cells = <&shutdown_flag>, <&boot_stage>,
> +				<&boot_error_count>, <&panic_count>, <&pm_setting>;
> +			nvmem-cell-names = "shutdown_flag", "boot_stage",
> +				"boot_error_count", "panic_count", "pm_setting";
> +		};
> +	};
> +
> +	smc_mbox: mbox@290408000 {
> +		compatible = "apple,t6000-asc-mailbox", "apple,asc-mailbox-v4";
> +		reg = <0x2 0x90408000 0x0 0x4000>;
> +		interrupt-parent = <&aic>;
> +		interrupts = <AIC_IRQ 0 754 IRQ_TYPE_LEVEL_HIGH>,
> +			<AIC_IRQ 0 755 IRQ_TYPE_LEVEL_HIGH>,
> +			<AIC_IRQ 0 756 IRQ_TYPE_LEVEL_HIGH>,
> +			<AIC_IRQ 0 757 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-names = "send-empty", "send-not-empty",
> +			"recv-empty", "recv-not-empty";
> +		#mbox-cells = <0>;
> +	};
> +
>  	pinctrl_smc: pinctrl@290820000 {
>  		compatible = "apple,t6000-pinctrl", "apple,pinctrl";
>  		reg = <0x2 0x90820000 0x0 0x4000>;
> 
> -- 
> 2.34.1
> 
>