linux-kernel - [PATCH v3 1/3] arm64: dts: qcom: Add interconnect nodes for SDX75

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Message-Id: <1696327472-21776-2-git-send-email-quic_rohiagar@quicinc.com>
Date:   Tue,  3 Oct 2023 15:34:30 +0530
From:   Rohit Agarwal <quic_rohiagar@...cinc.com>
To:     agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, dmitry.baryshkov@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Rohit Agarwal <quic_rohiagar@...cinc.com>
Subject: [PATCH v3 1/3] arm64: dts: qcom: Add interconnect nodes for SDX75

Add interconnect nodes to support interconnects on SDX75.
Also parallely add the interconnect property for UART required
so that the bootup to shell does not break with interconnects
in place.

Signed-off-by: Rohit Agarwal <quic_rohiagar@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sdx75.dtsi | 52 +++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdx75.dtsi b/arch/arm64/boot/dts/qcom/sdx75.dtsi
index e180aa4..ac0b785 100644
--- a/arch/arm64/boot/dts/qcom/sdx75.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdx75.dtsi
@@ -8,6 +8,8 @@
 
 #include <dt-bindings/clock/qcom,rpmh.h>
 #include <dt-bindings/clock/qcom,sdx75-gcc.h>
+#include <dt-bindings/interconnect/qcom,icc.h>
+#include <dt-bindings/interconnect/qcom,sdx75.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/power/qcom,rpmhpd.h>
 #include <dt-bindings/power/qcom-rpmpd.h>
@@ -197,6 +199,19 @@
 		};
 	};
 
+	clk_virt: interconnect-0 {
+		compatible = "qcom,sdx75-clk-virt";
+		#interconnect-cells = <2>;
+		qcom,bcm-voters = <&apps_bcm_voter>;
+		clocks = <&rpmhcc RPMH_QPIC_CLK>;
+	};
+
+	mc_virt: interconnect-1 {
+		compatible = "qcom,sdx75-mc-virt";
+		#interconnect-cells = <2>;
+		qcom,bcm-voters = <&apps_bcm_voter>;
+	};
+
 	firmware {
 		scm: scm {
 			compatible = "qcom,scm-sdx75", "qcom,scm";
@@ -434,6 +449,9 @@
 			clock-names = "m-ahb",
 				      "s-ahb";
 			iommus = <&apps_smmu 0xe3 0x0>;
+			interconnects = <&clk_virt MASTER_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS
+					 &clk_virt SLAVE_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS>;
+			interconnect-names = "qup-core";
 			#address-cells = <2>;
 			#size-cells = <2>;
 			ranges;
@@ -444,6 +462,12 @@
 				reg = <0x0 0x00984000 0x0 0x4000>;
 				clocks = <&gcc GCC_QUPV3_WRAP0_S1_CLK>;
 				clock-names = "se";
+				interconnects = <&clk_virt MASTER_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS
+						 &clk_virt SLAVE_QUP_CORE_0 QCOM_ICC_TAG_ALWAYS>,
+						<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+						 &system_noc SLAVE_QUP_0 QCOM_ICC_TAG_ALWAYS>;
+				interconnect-names = "qup-core",
+						     "qup-config";
 				interrupts = <GIC_SPI 338 IRQ_TYPE_LEVEL_HIGH>;
 				pinctrl-0 = <&qupv3_se1_2uart_active>;
 				pinctrl-1 = <&qupv3_se1_2uart_sleep>;
@@ -453,6 +477,20 @@
 			};
 		};
 
+		system_noc: interconnect@...0000 {
+			compatible = "qcom,sdx75-system-noc";
+			reg = <0x0 0x01640000 0x0 0x4b400>;
+			#interconnect-cells = <2>;
+			qcom,bcm-voters = <&apps_bcm_voter>;
+		};
+
+		pcie_anoc: interconnect@...0000 {
+			compatible = "qcom,sdx75-pcie-anoc";
+			reg = <0x0 0x016c0000 0x0 0x14200>;
+			#interconnect-cells = <2>;
+			qcom,bcm-voters = <&apps_bcm_voter>;
+		};
+
 		tcsr_mutex: hwlock@...0000 {
 			compatible = "qcom,tcsr-mutex";
 			reg = <0x0 0x01f40000 0x0 0x40000>;
@@ -733,6 +771,20 @@
 			#freq-domain-cells = <1>;
 			#clock-cells = <1>;
 		};
+
+		dc_noc: interconnect@...e0000 {
+			compatible = "qcom,sdx75-dc-noc";
+			reg = <0x0 0x190e0000 0x0 0x8200>;
+			#interconnect-cells = <2>;
+			qcom,bcm-voters = <&apps_bcm_voter>;
+		};
+
+		gem_noc: interconnect@...00000 {
+			compatible = "qcom,sdx75-gem-noc";
+			reg = <0x0 0x19100000 0x0 0x34080>;
+			#interconnect-cells = <2>;
+			qcom,bcm-voters = <&apps_bcm_voter>;
+		};
 	};
 
 	timer {
-- 
2.7.4