linux-kernel - [PATCH v6 11/11] arm64: dts: qcom: ipq9574: Add nodes to bring up multipd

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Date:   Fri, 10 Nov 2023 14:49:39 +0530
From:   Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <mathieu.poirier@...aro.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <conor+dt@...nel.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <quic_eberman@...cinc.com>,
        <quic_gurus@...cinc.com>, <bartosz.golaszewski@...aro.org>,
        <quic_mmanikan@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <linux-remoteproc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>
CC:     <quic_srichara@...cinc.com>, <quic_sjaganat@...cinc.com>,
        <quic_kathirav@...cinc.com>, <quic_anusha@...cinc.com>,
        <quic_varada@...cinc.com>
Subject: [PATCH v6 11/11] arm64: dts: qcom: ipq9574: Add nodes to bring up multipd

Enable nodes required for multipd remoteproc bring up.

Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
---
Changes in v6:
	- Rebased on linux-next

Changes in v5:
	- Rebased on linux-next

Changes in v4:
	- Rebased on linux-next

Changes in v3:
	- Fixed all comments and rebased on linux-next.
	- Removed WCSS userpd nodes from dtsi file,
	  because it vary based on no of radio's connected.
 
Changes in v2:
	- Corrected syntax like alignmnet and kept nodes in sorted
	  order.
	- Added 'firmware-name' property.

 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 59 +++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 5f83ee42a719..96cc5bb2e0be 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -212,6 +212,11 @@ smem@...00000 {
 			hwlocks = <&tcsr_mutex 3>;
 			no-map;
 		};
+
+		q6_region: wcnss@...00000 {
+			reg = <0x0 0x4ab00000 0x0 0x2b00000>;
+			no-map;
+		};
 	};
 
 	soc: soc@0 {
@@ -741,6 +746,36 @@ frame@...8000 {
 				status = "disabled";
 			};
 		};
+
+		q6v5_wcss: remoteproc@...0000 {
+			compatible = "qcom,ipq9574-q6-mpd";
+			reg = <0x0cd00000 0x4040>;
+			firmware-name = "ath11k/IPQ9574/hw1.0/q6_fw.mdt",
+					"ath11k/IPQ9574/hw1.0/m3_fw.mdt";
+			interrupts-extended = <&intc GIC_SPI 325 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";
+
+			qcom,smem-states = <&wcss_smp2p_out 0>,
+					   <&wcss_smp2p_out 1>;
+			qcom,smem-state-names = "shutdown",
+						"stop";
+			memory-region = <&q6_region>;
+
+			glink-edge {
+				interrupts = <GIC_SPI 321 IRQ_TYPE_EDGE_RISING>;
+				label = "rtr";
+				qcom,remote-pid = <1>;
+				mboxes = <&apcs_glb 8>;
+			};
+		};
 	};
 
 	thermal-zones {
@@ -998,4 +1033,28 @@ 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 322 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