linux-kernel - [PATCH 8/8] arm64: dts: qcom: msm8976: Add WCNSS node

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Message-Id: <20240121194221.13513-9-a39.skl@gmail.com>
Date: Sun, 21 Jan 2024 20:41:06 +0100
From: Adam Skladowski <a39.skl@...il.com>
To: 
Cc: phone-devel@...r.kernel.org,
	~postmarketos/upstreaming@...ts.sr.ht,
	Adam Skladowski <a39.skl@...il.com>,
	Rob Clark <robdclark@...il.com>,
	Abhinav Kumar <quic_abhinavk@...cinc.com>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Sean Paul <sean@...rly.run>,
	Marijn Suijten <marijn.suijten@...ainline.org>,
	David Airlie <airlied@...il.com>,
	Daniel Vetter <daniel@...ll.ch>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Andy Gross <agross@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Krishna Manikandan <quic_mkrishn@...cinc.com>,
	linux-arm-msm@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	freedreno@...ts.freedesktop.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 8/8] arm64: dts: qcom: msm8976: Add WCNSS node

Add node describing wireless connectivity subsystem.

Signed-off-by: Adam Skladowski <a39.skl@...il.com>
---
 arch/arm64/boot/dts/qcom/msm8976.dtsi | 96 +++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
index 5a7be93a0115..73ddfaecd3ad 100644
--- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
@@ -861,6 +861,36 @@ data-pins {
 					bias-pull-up;
 				};
 			};
+
+			wcss_wlan_default: wcss-wlan-default-state  {
+				wcss_wlan2-pins {
+					pins = "gpio40";
+					function = "wcss_wlan2";
+					drive-strength = <6>;
+					bias-pull-up;
+				};
+
+				wcss_wlan1-pins {
+					pins = "gpio41";
+					function = "wcss_wlan1";
+					drive-strength = <6>;
+					bias-pull-up;
+				};
+
+				wcss_wlan0-pins {
+					pins = "gpio42";
+					function = "wcss_wlan0";
+					drive-strength = <6>;
+					bias-pull-up;
+				};
+
+				wcss_wlan-pins {
+					pins = "gpio43", "gpio44";
+					function = "wcss_wlan";
+					drive-strength = <6>;
+					bias-pull-up;
+				};
+			};
 		};
 
 		gcc: clock-controller@...0000 {
@@ -1540,6 +1570,72 @@ blsp2_i2c4: i2c@...8000 {
 			status = "disabled";
 		};
 
+		wcnss: remoteproc@...4000 {
+			compatible = "qcom,pronto-v3-pil", "qcom,pronto";
+			reg = <0xa204000 0x2000>, <0xa202000 0x1000>, <0xa21b000 0x3000>;
+			reg-names = "ccu", "dxe", "pmu";
+
+			memory-region = <&wcnss_fw_mem>;
+
+			interrupts-extended = <&intc GIC_SPI 149 IRQ_TYPE_EDGE_RISING>,
+					      <&wcnss_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+					      <&wcnss_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
+					      <&wcnss_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
+					      <&wcnss_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "wdog", "fatal", "ready", "handover", "stop-ack";
+
+			power-domains = <&rpmpd MSM8976_VDDCX>,
+					<&rpmpd MSM8976_VDDMX>;
+			power-domain-names = "cx", "mx";
+
+			qcom,smem-states = <&wcnss_smp2p_out 0>;
+			qcom,smem-state-names = "stop";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&wcss_wlan_default>;
+
+			status = "disabled";
+
+			wcnss_iris: iris {
+				/* Separate chip, compatible is board-specific */
+				clocks = <&rpmcc RPM_SMD_RF_CLK2>;
+				clock-names = "xo";
+			};
+
+			smd-edge {
+				interrupts = <GIC_SPI 142 IRQ_TYPE_EDGE_RISING>;
+
+				qcom,ipc = <&apcs 8 17>;
+				qcom,smd-edge = <6>;
+				qcom,remote-pid = <4>;
+
+				label = "pronto";
+
+				wcnss_ctrl: wcnss {
+					compatible = "qcom,wcnss";
+					qcom,smd-channels = "WCNSS_CTRL";
+
+					qcom,mmio = <&wcnss>;
+
+					wcnss_bt: bluetooth {
+						compatible = "qcom,wcnss-bt";
+					};
+
+					wcnss_wifi: wifi {
+						compatible = "qcom,wcnss-wlan";
+
+						interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
+							     <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>;
+						interrupt-names = "tx", "rx";
+
+						qcom,smem-states = <&apps_smsm 10>, <&apps_smsm 9>;
+						qcom,smem-state-names = "tx-enable",
+									"tx-rings-empty";
+					};
+				};
+			};
+		};
+
 		intc: interrupt-controller@...0000 {
 			compatible = "qcom,msm-qgic2";
 			reg = <0x0b000000 0x1000>, <0x0b002000 0x1000>;
-- 
2.43.0