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From:   Luca Weiss <luca.weiss@fairphone.com>
Date:   Fri, 08 Dec 2023 16:08:05 +0100
Subject: [PATCH v3 09/11] arm64: dts: qcom: sc7280: Add CDSP node
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Message-Id: <20231208-sc7280-remoteprocs-v3-9-6aa394d33edf@fairphone.com>
References: <20231208-sc7280-remoteprocs-v3-0-6aa394d33edf@fairphone.com>
In-Reply-To: <20231208-sc7280-remoteprocs-v3-0-6aa394d33edf@fairphone.com>
To:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Mathieu Poirier <mathieu.poirier@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Manivannan Sadhasivam <mani@kernel.org>,
        cros-qcom-dts-watchers@chromium.org
Cc:     ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Rob Herring <robh@kernel.org>,
        =?utf-8?q?Matti_Lehtim=C3=A4ki?= <matti.lehtimaki@gmail.com>,
        linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Luca Weiss <luca.weiss@fairphone.com>
Precedence: bulk

Add the node for the ADSP found on the SC7280 SoC, using standard
Qualcomm firmware.

Remove the reserved-memory node from sc7280-chrome-common since CDSP is
currently not used there.

Acked-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts |   5 -
 arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi |   6 +
 arch/arm64/boot/dts/qcom/sc7280.dtsi               | 143 +++++++++++++++++++++
 3 files changed, 149 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
index b1ea31720d7b..9c25e28a62d9 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
@@ -77,11 +77,6 @@ cont_splash_mem: cont-splash@e1000000 {
 			no-map;
 		};
 
-		cdsp_mem: cdsp@88f00000 {
-			reg = <0x0 0x88f00000 0x0 0x1e00000>;
-			no-map;
-		};
-
 		rmtfs_mem: memory@f8500000 {
 			compatible = "qcom,rmtfs-mem";
 			reg = <0x0 0xf8500000 0x0 0x600000>;
diff --git a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
index a60fb58d1bf1..c53a5f32915a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
@@ -17,6 +17,7 @@
  * required by the setup for Chrome boards.
  */
 
+/delete-node/ &cdsp_mem;
 /delete-node/ &gpu_zap_mem;
 /delete-node/ &gpu_zap_shader;
 /delete-node/ &hyp_mem;
@@ -86,6 +87,11 @@ spi_flash: flash@0 {
 	};
 };
 
+/* Currently not used */
+&remoteproc_cdsp {
+	/delete-property/ memory-region;
+};
+
 &remoteproc_wpss {
 	compatible = "qcom,sc7280-wpss-pil";
 	clocks = <&gcc GCC_WPSS_AHB_BDG_MST_CLK>,
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 6d319c8c6acf..0c25b4ecd0dc 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -148,6 +148,11 @@ adsp_mem: adsp@86700000 {
 			no-map;
 		};
 
+		cdsp_mem: cdsp@88f00000 {
+			reg = <0x0 0x88f00000 0x0 0x1e00000>;
+			no-map;
+		};
+
 		video_mem: video@8b200000 {
 			reg = <0x0 0x8b200000 0x0 0x500000>;
 			no-map;
@@ -3842,6 +3847,144 @@ nsp_noc: interconnect@a0c0000 {
 			qcom,bcm-voters = <&apps_bcm_voter>;
 		};
 
+		remoteproc_cdsp: remoteproc@a300000 {
+			compatible = "qcom,sc7280-cdsp-pas";
+			reg = <0 0x0a300000 0 0x10000>;
+
+			interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_LEVEL_HIGH>,
+					      <&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+					      <&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
+					      <&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
+					      <&cdsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
+					      <&cdsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "wdog", "fatal", "ready", "handover",
+					  "stop-ack", "shutdown-ack";
+
+			clocks = <&rpmhcc RPMH_CXO_CLK>;
+			clock-names = "xo";
+
+			power-domains = <&rpmhpd SC7280_CX>,
+					<&rpmhpd SC7280_MX>;
+			power-domain-names = "cx", "mx";
+
+			interconnects = <&nsp_noc MASTER_CDSP_PROC 0 &mc_virt SLAVE_EBI1 0>;
+
+			memory-region = <&cdsp_mem>;
+
+			qcom,qmp = <&aoss_qmp>;
+
+			qcom,smem-states = <&cdsp_smp2p_out 0>;
+			qcom,smem-state-names = "stop";
+
+			status = "disabled";
+
+			glink-edge {
+				interrupts-extended = <&ipcc IPCC_CLIENT_CDSP
+							     IPCC_MPROC_SIGNAL_GLINK_QMP
+							     IRQ_TYPE_EDGE_RISING>;
+				mboxes = <&ipcc IPCC_CLIENT_CDSP
+						IPCC_MPROC_SIGNAL_GLINK_QMP>;
+
+				label = "cdsp";
+				qcom,remote-pid = <5>;
+
+				fastrpc {
+					compatible = "qcom,fastrpc";
+					qcom,glink-channels = "fastrpcglink-apps-dsp";
+					label = "cdsp";
+					qcom,non-secure-domain;
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					compute-cb@1 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <1>;
+						iommus = <&apps_smmu 0x11a1 0x0420>,
+							 <&apps_smmu 0x1181 0x0420>;
+					};
+
+					compute-cb@2 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <2>;
+						iommus = <&apps_smmu 0x11a2 0x0420>,
+							 <&apps_smmu 0x1182 0x0420>;
+					};
+
+					compute-cb@3 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <3>;
+						iommus = <&apps_smmu 0x11a3 0x0420>,
+							 <&apps_smmu 0x1183 0x0420>;
+					};
+
+					compute-cb@4 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <4>;
+						iommus = <&apps_smmu 0x11a4 0x0420>,
+							 <&apps_smmu 0x1184 0x0420>;
+					};
+
+					compute-cb@5 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <5>;
+						iommus = <&apps_smmu 0x11a5 0x0420>,
+							 <&apps_smmu 0x1185 0x0420>;
+					};
+
+					compute-cb@6 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <6>;
+						iommus = <&apps_smmu 0x11a6 0x0420>,
+							 <&apps_smmu 0x1186 0x0420>;
+					};
+
+					compute-cb@7 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <7>;
+						iommus = <&apps_smmu 0x11a7 0x0420>,
+							 <&apps_smmu 0x1187 0x0420>;
+					};
+
+					compute-cb@8 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <8>;
+						iommus = <&apps_smmu 0x11a8 0x0420>,
+							 <&apps_smmu 0x1188 0x0420>;
+					};
+
+					/* note: secure cb9 in downstream */
+
+					compute-cb@11 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <11>;
+						iommus = <&apps_smmu 0x11ab 0x0420>,
+							 <&apps_smmu 0x118b 0x0420>;
+					};
+
+					compute-cb@12 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <12>;
+						iommus = <&apps_smmu 0x11ac 0x0420>,
+							 <&apps_smmu 0x118c 0x0420>;
+					};
+
+					compute-cb@13 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <13>;
+						iommus = <&apps_smmu 0x11ad 0x0420>,
+							 <&apps_smmu 0x118d 0x0420>;
+					};
+
+					compute-cb@14 {
+						compatible = "qcom,fastrpc-compute-cb";
+						reg = <14>;
+						iommus = <&apps_smmu 0x11ae 0x0420>,
+							 <&apps_smmu 0x118e 0x0420>;
+					};
+				};
+			};
+		};
+
 		usb_1: usb@a6f8800 {
 			compatible = "qcom,sc7280-dwc3", "qcom,dwc3";
 			reg = <0 0x0a6f8800 0 0x400>;

-- 
2.43.0