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Date:   Tue, 30 May 2023 13:05:19 +0200
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Subject: Re: [PATCH V2 11/13] arm64: dtsi: qcom: ipq5018: enable nodes
 required for multipd
Content-Language: en-US
To:     Manikanta Mylavarapu <quic_mmanikan@quicinc.com>,
        agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        conor+dt@kernel.org, jassisinghbrar@gmail.com,
        mathieu.poirier@linaro.org, mturquette@baylibre.com,
        sboyd@kernel.org, quic_eberman@quicinc.com, quic_mojha@quicinc.com,
        kvalo@kernel.org, loic.poulain@linaro.org,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org,
        linux-clk@vger.kernel.org
Cc:     quic_srichara@quicinc.com, quic_sjaganat@quicinc.com,
        quic_kathirav@quicinc.com, quic_anusha@quicinc.com,
        quic_poovendh@quicinc.com, quic_varada@quicinc.com,
        quic_devipriy@quicinc.com
References: <20230521222852.5740-1-quic_mmanikan@quicinc.com>
 <20230521222852.5740-12-quic_mmanikan@quicinc.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20230521222852.5740-12-quic_mmanikan@quicinc.com>
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Precedence: bulk

On 22/05/2023 00:28, Manikanta Mylavarapu wrote:
> Enable nodes required for multipd remoteproc bring up

Please use subject prefixes matching the subsystem. You can get them for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching.

It is "dts". Not "dtsi".

> 
> Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@quicinc.com>
> ---
> Changes in V2:
> 	- Corrected syntax like alignmnet and kept nodes in sorted order.
> 	- Covered entire TCSR region.
> 	- Added 'firmware-name' property.
> 
>  arch/arm64/boot/dts/qcom/ipq5018.dtsi | 140 ++++++++++++++++++++++++++
>  1 file changed, 140 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> index 9f13d2dcdfd5..3772d54d89e4 100644
> --- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> @@ -85,6 +85,18 @@
>  			reg = <0x0 0x4ac00000 0x0 0x200000>;
>  			no-map;
>  		};
> +
> +		q6_region: wcnss@4b000000 {
> +			reg = <0x0 0x4b000000 0x0 0x1700000>;
> +			no-map;
> +		};
> +
> +		smem@4ab00000 {
> +			compatible = "qcom,smem";
> +			reg = <0x0 0x4ab00000 0x0 0x100000>;
> +			hwlocks = <&tcsr_mutex 0>;
> +			no-map;
> +		};
>  	};
> 
>  	soc: soc@0 {
> @@ -128,6 +140,12 @@
>  			#power-domain-cells = <1>;
>  		};
> 
> +		tcsr_mutex: hwlock@1905000 {
> +			compatible = "qcom,tcsr-mutex";
> +			reg = <0x01905000 0x20000>;
> +			#hwlock-cells = <1>;
> +		};
> +
>  		sdhc_1: mmc@7804000 {
>  			compatible = "qcom,ipq5018-sdhci", "qcom,sdhci-msm-v5";
>  			reg = <0x7804000 0x1000>;
> @@ -181,6 +199,14 @@
>  			};
>  		};
> 
> +		apcs_glb: mailbox@b111000 {
> +			compatible = "qcom,ipq5018-apcs-apps-global",
> +				     "qcom,ipq6018-apcs-apps-global";
> +			reg = <0x0b111000 0x1000>;
> +			#clock-cells = <1>;
> +			#mbox-cells = <1>;
> +		};
> +
>  		timer@b120000 {
>  			compatible = "arm,armv7-timer-mem";
>  			reg = <0x0b120000 0x1000>;
> @@ -238,6 +264,96 @@
>  				status = "disabled";
>  			};
>  		};
> +
> +		q6v5_wcss: remoteproc@cd00000 {
> +			compatible = "qcom,ipq5018-q6-mpd";
> +			reg = <0x0cd00000 0x4040>;
> +			firmware-name = "IPQ5018/q6_fw.mdt",
> +					"IPQ5018/m3_fw.mdt",
> +					"qcn6122/m3_fw.mdt";
> +			interrupts-extended = <&intc GIC_SPI 291 IRQ_TYPE_EDGE_RISING>,
> +					      <&wcss_smp2p_in 0 0>,
> +					      <&wcss_smp2p_in 1 0>,
> +					      <&wcss_smp2p_in 2 0>,
> +					      <&wcss_smp2p_in 3 0>;
> +			interrupt-names = "wdog",
> +					  "fatal",
> +					  "ready",
> +					  "handover",
> +					  "stop-ack";
> +
> +			qcom,smem-states = <&wcss_smp2p_out 0>,
> +					   <&wcss_smp2p_out 1>;
> +			qcom,smem-state-names = "shutdown",
> +						"stop";
> +			memory-region = <&q6_region>;
> +
> +			glink-edge {
> +				interrupts = <GIC_SPI 179 IRQ_TYPE_EDGE_RISING>;
> +				label = "rtr";
> +				qcom,remote-pid = <1>;
> +				mboxes = <&apcs_glb 8>;
> +			};
> +
> +			pd-1 {
> +				compatible = "qcom,ipq5018-wcss-ahb-mpd";
> +				firmware-name = "IPQ5018/q6_fw.mdt";
> +				interrupts-extended = <&wcss_smp2p_in 8 0>,
> +						      <&wcss_smp2p_in 9 0>,
> +						      <&wcss_smp2p_in 12 0>,
> +						      <&wcss_smp2p_in 11 0>;

What "0" stands for?

> +				interrupt-names = "fatal",
> +						  "ready",
Best regards,
Krzysztof