linux-kernel - [PATCH 1/2] arm64: dts: qcom: sm8550: add IPA information

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Date:   Fri, 24 Nov 2023 12:17:17 -0600
From:   Alex Elder <elder@...aro.org>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, andersson@...nel.org,
        konrad.dybcio@...aro.org, agross@...nel.org
Cc:     mka@...omium.org, quic_cpratapa@...cinc.com,
        quic_avuyyuru@...cinc.com, quic_jponduru@...cinc.com,
        quic_subashab@...cinc.com, elder@...nel.org,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] arm64: dts: qcom: sm8550: add IPA information

Add IPA-related nodes and definitions to "sm8550.dtsi", which uses
IPA v5.5.

Signed-off-by: Alex Elder <elder@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 39 ++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 7bafb3d88d69b..4d28150c985b5 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -1995,6 +1995,45 @@ gpucc: clock-controller@...0000 {
 			#power-domain-cells = <1>;
 		};
 
+		ipa: ipa@...0000 {
+			compatible = "qcom,sm8550-ipa";
+
+			iommus = <&apps_smmu 0x4a0 0x0>,
+				 <&apps_smmu 0x4a2 0x0>;
+			reg = <0 0x3f40000 0 0x10000>,
+			      <0 0x3f50000 0 0x5000>,
+			      <0 0x3e04000 0 0xfc000>;
+			reg-names = "ipa-reg",
+				    "ipa-shared",
+				    "gsi";
+
+			interrupts-extended = <&intc GIC_SPI 654 IRQ_TYPE_EDGE_RISING>,
+					      <&intc GIC_SPI 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 0 &mc_virt SLAVE_EBI1 0>,
+					<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_IPA_CFG 0>;
+			interconnect-names = "memory",
+					     "config";
+
+			qcom,qmp = <&aoss_qmp>;
+
+			qcom,smem-states = <&ipa_smp2p_out 0>,
+					   <&ipa_smp2p_out 1>;
+			qcom,smem-state-names = "ipa-clock-enabled-valid",
+						"ipa-clock-enabled";
+
+			status = "disabled";
+		};
+
 		remoteproc_mpss: remoteproc@...0000 {
 			compatible = "qcom,sm8550-mpss-pas";
 			reg = <0x0 0x04080000 0x0 0x4040>;
-- 
2.34.1