linux-kernel - [PATCH v6 07/16] arm64: dts: qcom: sm8650-qrd: add the Wifi node

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Date: Mon, 25 Mar 2024 14:16:15 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: 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>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Kalle Valo <kvalo@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Saravana Kannan <saravanak@...gle.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Arnd Bergmann <arnd@...db.de>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Alex Elder <elder@...aro.org>,
	Srini Kandagatla <srinivas.kandagatla@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Abel Vesa <abel.vesa@...aro.org>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Lukas Wunner <lukas@...ner.de>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: linux-bluetooth@...r.kernel.org,
	netdev@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-wireless@...r.kernel.org,
	linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-pci@...r.kernel.org,
	linux-pm@...r.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH v6 07/16] arm64: dts: qcom: sm8650-qrd: add the Wifi node

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>

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

[Neil: authored the initial version of the change]
Co-developed-by: Neil Armstrong <neil.armstrong@...aro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8650-qrd.dts | 89 +++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/sm8650.dtsi    | 10 +++
 2 files changed, 99 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8650-qrd.dts b/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
index b07cac2e5bc8..c87d21115716 100644
--- a/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8650-qrd.dts
@@ -203,6 +203,71 @@ wcd_codec_headset_in: endpoint {
 			};
 		};
 	};
+
+	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 {
@@ -845,6 +910,23 @@ &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>;
@@ -1139,6 +1221,13 @@ 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 {
diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index 78757f01a7d8..693857905fe9 100644
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -2293,6 +2293,16 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
 			dma-coherent;
 
 			status = "disabled";
+
+			pcieport0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+
+				bus-range = <0x01 0xff>;
+			};
 		};
 
 		pcie0_phy: phy@...6000 {
-- 
2.40.1