linux-kernel - Re: [PATCH] arm64: dts: qcom: add all 7 coresight ETE nodes

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Message-Id: <D7EJURP1JU6R.1TNVVAGA939RR@fairphone.com>
Date: Wed, 29 Jan 2025 13:18:30 +0100
From: "Luca Weiss" <luca.weiss@...rphone.com>
To: "Neil Armstrong" <neil.armstrong@...aro.org>, "Bjorn Andersson"
 <andersson@...nel.org>, "Konrad Dybcio" <konradybcio@...nel.org>, "Rob
 Herring" <robh@...nel.org>, "Krzysztof Kozlowski" <krzk+dt@...nel.org>,
 "Conor Dooley" <conor+dt@...nel.org>, "Yuanfang Zhang"
 <quic_yuanfang@...cinc.com>
Cc: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: qcom: add all 7 coresight ETE nodes

Hi Neil,

On Wed Jan 29, 2025 at 10:54 AM CET, Neil Armstrong wrote:
> Only CPU0 Embedded Trace Extension (ETE) was added, but there's one
> for all 7 CPUs, so add the missing ones.
>
> Fixes: 256e6937e48a ("arm64: dts: qcom: sm8650: Add coresight nodes")
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>

The subject line is missing "sm8650"

Regards
Luca

> ---
>  arch/arm64/boot/dts/qcom/sm8650.dtsi | 163 ++++++++++++++++++++++++++++++++++-
>  1 file changed, 161 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> index 86684cb9a9325618ddb74458621cf4bbdc1cc0d1..d925d5e2c8182d522dd5b8e1fa0e253f5de2f7a7 100644
> --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> @@ -365,7 +365,7 @@ cluster_sleep_1: cluster-sleep-1 {
>  		};
>  	};
>  
> -	ete0 {
> +	ete-0 {
>  		compatible = "arm,embedded-trace-extension";
>  
>  		cpu = <&cpu0>;
> @@ -379,15 +379,174 @@ ete0_out_funnel_ete: endpoint {
>  		};
>  	};
>  
> +	ete-1 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu1>;
> +
> +		out-ports {
> +			port {
> +				ete1_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete1>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-2 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu2>;
> +
> +		out-ports {
> +			port {
> +				ete2_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete2>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-3 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu3>;
> +
> +		out-ports {
> +			port {
> +				ete3_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete3>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-4 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu4>;
> +
> +		out-ports {
> +			port {
> +				ete4_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete4>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-5 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu5>;
> +
> +		out-ports {
> +			port {
> +				ete5_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete5>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-6 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu6>;
> +
> +		out-ports {
> +			port {
> +				ete6_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete6>;
> +				};
> +			};
> +		};
> +	};
> +
> +	ete-7 {
> +		compatible = "arm,embedded-trace-extension";
> +
> +		cpu = <&cpu7>;
> +
> +		out-ports {
> +			port {
> +				ete7_out_funnel_ete: endpoint {
> +					remote-endpoint = <&funnel_ete_in_ete7>;
> +				};
> +			};
> +		};
> +	};
> +
>  	funnel-ete {
>  		compatible = "arm,coresight-static-funnel";
>  
>  		in-ports {
> -			port {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			port@0 {
> +				reg = <0>;
> +
>  				funnel_ete_in_ete0: endpoint {
>  					remote-endpoint = <&ete0_out_funnel_ete>;
>  				};
>  			};
> +
> +			port@1 {
> +				reg = <1>;
> +
> +				funnel_ete_in_ete1: endpoint {
> +					remote-endpoint = <&ete1_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@2 {
> +				reg = <2>;
> +
> +				funnel_ete_in_ete2: endpoint {
> +					remote-endpoint = <&ete2_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@3 {
> +				reg = <3>;
> +
> +				funnel_ete_in_ete3: endpoint {
> +					remote-endpoint = <&ete3_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@4 {
> +				reg = <4>;
> +
> +				funnel_ete_in_ete4: endpoint {
> +					remote-endpoint = <&ete4_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@5 {
> +				reg = <5>;
> +
> +				funnel_ete_in_ete5: endpoint {
> +					remote-endpoint = <&ete5_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@6 {
> +				reg = <6>;
> +
> +				funnel_ete_in_ete6: endpoint {
> +					remote-endpoint = <&ete6_out_funnel_ete>;
> +				};
> +			};
> +
> +			port@7 {
> +				reg = <7>;
> +
> +				funnel_ete_in_ete7: endpoint {
> +					remote-endpoint = <&ete7_out_funnel_ete>;
> +				};
> +			};
>  		};
>  
>  		out-ports {
>
> ---
> base-commit: da7e6047a6264af16d2cb82bed9b6caa33eaf56a
> change-id: 20250129-topic-sm8650-upstream-add-all-coresight-cpus-a3418606b354
>
> Best regards,