netdev - [PATCH v8 08/17] arm64: dts: qcom: sm8650-hdk: add the Wifi node

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Message-Id: <20240528-pwrseq-v8-8-d354d52b763c@linaro.org>
Date: Tue, 28 May 2024 21:03:16 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Marcel Holtmann <marcel@...tmann.org>, 
 Luiz Augusto von Dentz <luiz.dentz@...il.com>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Balakrishna Godavarthi <quic_bgodavar@...cinc.com>, 
 Rocky Liao <quic_rjliao@...cinc.com>, Kalle Valo <kvalo@...nel.org>, 
 Jeff Johnson <jjohnson@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Bjorn Helgaas <bhelgaas@...gle.com>, 
 Srini Kandagatla <srinivas.kandagatla@...aro.org>, 
 Elliot Berman <quic_eberman@...cinc.com>, 
 Caleb Connolly <caleb.connolly@...aro.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, 
 Alex Elder <elder@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-bluetooth@...r.kernel.org, 
 netdev@...r.kernel.org, linux-wireless@...r.kernel.org, 
 ath11k@...ts.infradead.org, Jeff Johnson <quic_jjohnson@...cinc.com>, 
 ath12k@...ts.infradead.org, linux-pm@...r.kernel.org, 
 linux-pci@...r.kernel.org, 
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, kernel@...cinc.com
Subject: [PATCH v8 08/17] arm64: dts: qcom: sm8650-hdk: add the Wifi node

From: Neil Armstrong <neil.armstrong@...aro.org>

Describe the ath12k WLAN on-board the WCN7850 module present on the
board.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8650-hdk.dts | 89 +++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8650-hdk.dts b/arch/arm64/boot/dts/qcom/sm8650-hdk.dts
index 7f2dbada63b5..b824b805ace2 100644
--- a/arch/arm64/boot/dts/qcom/sm8650-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8650-hdk.dts
@@ -266,6 +266,71 @@ wcd939x: audio-codec {

 		#sound-dai-cells = <1>;
 	};
+
+	wcn7850-pmu {
+		compatible = "qcom,wcn7850-pmu";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&wlan_en>;
+
+		wlan-enable-gpios = <&tlmm 16 GPIO_ACTIVE_HIGH>;
+		/*
+		 * TODO Add bt-enable-gpios once the Bluetooth driver is
+		 * converted to using the power sequencer.
+		 */
+
+		vdd-supply = <&vreg_s4i_0p85>;
+		vddio-supply = <&vreg_l15b_1p8>;
+		vddio1p2-supply = <&vreg_l3c_1p2>;
+		vddaon-supply = <&vreg_s2c_0p8>;
+		vdddig-supply = <&vreg_s3c_0p9>;
+		vddrfa1p2-supply = <&vreg_s1c_1p2>;
+		vddrfa1p8-supply = <&vreg_s6c_1p8>;
+
+		clocks = <&rpmhcc RPMH_RF_CLK1>;
+
+		regulators {
+			vreg_pmu_rfa_cmn: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn";
+			};
+
+			vreg_pmu_aon_0p59: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p59";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p85: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p85";
+			};
+
+			vreg_pmu_btcmx_0p85: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p85";
+			};
+
+			vreg_pmu_rfa_0p8: ldo5 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo6 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p8: ldo7 {
+				regulator-name = "vreg_pmu_rfa_1p8";
+			};
+
+			vreg_pmu_pcie_0p9: ldo8 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_pcie_1p8: ldo9 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+		};
+	};
 };

 &apps_rsc {
@@ -894,6 +959,23 @@ &pcie0 {
 	status = "okay";
 };

+&pcieport0 {
+	wifi@0 {
+		compatible = "pci17cb,1107";
+		reg = <0x10000 0x0 0x0 0x0 0x0>;
+
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+		vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>;
+		vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>;
+		vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>;
+	};
+};
+
 &pcie0_phy {
 	vdda-phy-supply = <&vreg_l1i_0p88>;
 	vdda-pll-supply = <&vreg_l3i_1p2>;
@@ -1154,6 +1236,13 @@ wcd_default: wcd-reset-n-active-state {
 		bias-disable;
 		output-low;
 	};
+
+	wlan_en: wlan-en-state {
+		pins = "gpio16";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-down;
+	};
 };

 &uart14 {

-- 
2.43.0