linux-kernel - [PATCH V2 3/4] arm64: dts: qcom: ipq5332: add nodes to bringup q6

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Message-ID: <20240829134021.1452711-4-quic_gokulsri@quicinc.com>
Date: Thu, 29 Aug 2024 19:10:20 +0530
From: Gokul Sriram Palanisamy <quic_gokulsri@...cinc.com>
To: <andersson@...nel.org>, <krzk+dt@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: <quic_viswanat@...cinc.com>, <quic_mmanikan@...cinc.com>,
        <quic_varada@...cinc.com>, <quic_srichara@...cinc.com>,
        <quic_gokulsri@...conc.com>
Subject: [PATCH V2 3/4] arm64: dts: qcom: ipq5332: add nodes to bringup q6

From: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>

Enable nodes required for q6 remoteproc bring up.

Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
Signed-off-by: Gokul Sriram Palanisamy <quic_gokulsri@...cinc.com>
---
changes since v1: Addressed comments by Krzysztof
	- renamed reserved memory at 0x4a900000 from 'wcnss' to 'wcss'

 arch/arm64/boot/dts/qcom/ipq5332.dtsi | 62 +++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
index 71328b223531..06fe7c94ee37 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi
@@ -146,6 +146,11 @@ smem@...00000 {
 
 			hwlocks = <&tcsr_mutex 3>;
 		};
+
+		q6_region: wcss@...00000 {
+			reg = <0x0 0x4a900000 0x0 0x2b00000>;
+			no-map;
+		};
 	};
 
 	soc@0 {
@@ -479,6 +484,39 @@ frame@...8000 {
 				status = "disabled";
 			};
 		};
+
+		q6v5_wcss: remoteproc@...0000 {
+			compatible = "qcom,ipq5332-wcss-sec-pil";
+			reg = <0xd100000 0x4040>;
+			firmware-name = "ath12k/IPQ5332/hw1.0/q6_fw0.mdt";
+			interrupts-extended = <&intc GIC_SPI 421 IRQ_TYPE_EDGE_RISING>,
+					      <&wcss_smp2p_in 0 IRQ_TYPE_NONE>,
+					      <&wcss_smp2p_in 1 IRQ_TYPE_NONE>,
+					      <&wcss_smp2p_in 2 IRQ_TYPE_NONE>,
+					      <&wcss_smp2p_in 3 IRQ_TYPE_NONE>;
+			interrupt-names = "wdog",
+					  "fatal",
+					  "ready",
+					  "handover",
+					  "stop-ack";
+
+			clocks = <&gcc GCC_IM_SLEEP_CLK>;
+			clock-names = "sleep";
+
+			qcom,smem-states = <&wcss_smp2p_out 1>,
+					   <&wcss_smp2p_out 0>;
+			qcom,smem-state-names = "stop",
+						"shutdown";
+
+			memory-region = <&q6_region>;
+
+			glink-edge {
+				interrupts = <GIC_SPI 417 IRQ_TYPE_EDGE_RISING>;
+				label = "rtr";
+				qcom,remote-pid = <1>;
+				mboxes = <&apcs_glb 8>;
+			};
+		};
 	};
 
 	timer {
@@ -488,4 +526,28 @@ timer {
 			     <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
 			     <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
 	};
+
+	wcss: wcss-smp2p {
+		compatible = "qcom,smp2p";
+		qcom,smem = <435>, <428>;
+
+		interrupt-parent = <&intc>;
+		interrupts = <GIC_SPI 418 IRQ_TYPE_EDGE_RISING>;
+
+		mboxes = <&apcs_glb 9>;
+
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <1>;
+
+		wcss_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		wcss_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
 };
-- 
2.34.1