linux-kernel - Re: [PATCH] arm64: dts: qcom: sc7180: add IPA information

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Message-ID: <20200518233715.GG279327@builder.lan>
Date:   Mon, 18 May 2020 16:37:15 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Alex Elder <elder@...aro.org>
Cc:     agross@...nel.org, evgreen@...omium.org, subashab@...eaurora.org,
        cpratapa@...eaurora.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: qcom: sc7180: add IPA information

On Mon 18 May 14:49 PDT 2020, Alex Elder wrote:

> Add IPA-related nodes and definitions to "sc7180.dtsi".
> 
> Signed-off-by: Alex Elder <elder@...aro.org>

Applied

Thanks,
Bjorn

> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 51 ++++++++++++++++++++++++++++
>  1 file changed, 51 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index f1280e00b064..9a3686ce73ea 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -461,6 +461,17 @@
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
>  		};
> +
> +		ipa_smp2p_out: ipa-ap-to-modem {
> +			qcom,entry-name = "ipa";
> +			#qcom,smem-state-cells = <1>;
> +		};
> +
> +		ipa_smp2p_in: ipa-modem-to-ap {
> +			qcom,entry-name = "ipa";
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
>  	};
>  
>  	psci {
> @@ -1007,6 +1018,46 @@
>  			qcom,bcm-voters = <&apps_bcm_voter>;
>  		};
>  
> +		ipa: ipa@...0000 {
> +			compatible = "qcom,sc7180-ipa";
> +
> +			iommus = <&apps_smmu 0x440 0x3>;
> +			reg = <0 0x1e40000 0 0x7000>,
> +			      <0 0x1e47000 0 0x2000>,
> +			      <0 0x1e04000 0 0x2c000>;
> +			reg-names = "ipa-reg",
> +				    "ipa-shared",
> +				    "gsi";
> +
> +			interrupts-extended = <&intc 0 311 IRQ_TYPE_EDGE_RISING>,
> +					      <&intc 0 432 IRQ_TYPE_LEVEL_HIGH>,
> +					      <&ipa_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +					      <&ipa_smp2p_in 1 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "ipa",
> +					  "gsi",
> +					  "ipa-clock-query",
> +					  "ipa-setup-ready";
> +
> +			clocks = <&rpmhcc RPMH_IPA_CLK>;
> +			clock-names = "core";
> +
> +			interconnects = <&aggre2_noc MASTER_IPA &mc_virt SLAVE_EBI1>,
> +				        <&aggre2_noc MASTER_IPA &system_noc SLAVE_IMEM>,
> +					<&gem_noc MASTER_APPSS_PROC &config_noc SLAVE_IPA_CFG>;
> +			interconnect-names = "memory",
> +					     "imem",
> +					     "config";
> +
> +			qcom,smem-states = <&ipa_smp2p_out 0>,
> +					   <&ipa_smp2p_out 1>;
> +			qcom,smem-state-names = "ipa-clock-enabled-valid",
> +						"ipa-clock-enabled";
> +
> +			modem-remoteproc = <&remoteproc_mpss>;
> +
> +			status = "disabled";
> +		};
> +
>  		tcsr_mutex_regs: syscon@...0000 {
>  			compatible = "syscon";
>  			reg = <0 0x01f40000 0 0x40000>;
> -- 
> 2.20.1
>