linux-kernel - [PATCH 16/16] arm64: dts: qcom: sm8550-aim300: add bluetooth support

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Message-ID: <20231117101817.4401-17-quic_tengfan@quicinc.com>
Date:   Fri, 17 Nov 2023 18:18:17 +0800
From:   Tengfei Fan <quic_tengfan@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <tglx@...utronix.de>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <-cc=kernel@...cinc.com>,
        Tengfei Fan <quic_tengfan@...cinc.com>
Subject: [PATCH 16/16] arm64: dts: qcom: sm8550-aim300: add bluetooth support

Enable the WCN7850 bluetooth over the UART14 link.

Signed-off-by: Tengfei Fan <quic_tengfan@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sm8550-aim300.dts | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-aim300.dts b/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
index f3c558dd40f1..8129d57c4af1 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-aim300.dts
@@ -23,6 +23,7 @@
 
 	aliases {
 		serial0 = &uart7;
+		serial1 = &uart14;
 	};
 
 	wcd938x: audio-codec {
@@ -764,6 +765,10 @@
 	status = "okay";
 };
 
+&qupv3_id_1 {
+	status = "okay";
+};
+
 &remoteproc_adsp {
 	firmware-name = "qcom/sm8550/adsp.mbn",
 			"qcom/sm8550/adsp_dtb.mbn";
@@ -841,6 +846,21 @@
 &tlmm {
 	gpio-reserved-ranges = <32 8>;
 
+	bt_default: bt-default-state {
+		bt-en-pins {
+			pins = "gpio81";
+			function = "gpio";
+			drive-strength = <16>;
+			bias-disable;
+		};
+
+		sw-ctrl-pins {
+			pins = "gpio82";
+			function = "gpio";
+			bias-pull-down;
+		};
+	};
+
 	sde_dsi_active: sde-dsi-active-state {
 		pins = "gpio133";
 		function = "gpio";
@@ -882,6 +902,29 @@
 	status = "okay";
 };
 
+&uart14 {
+	status = "okay";
+
+	bluetooth {
+		compatible = "qcom,wcn7850-bt";
+
+		enable-gpios = <&tlmm 81 GPIO_ACTIVE_HIGH>;
+		swctrl-gpios = <&tlmm 82 GPIO_ACTIVE_HIGH>;
+
+		max-speed = <3200000>;
+
+		pinctrl-0 = <&bt_default>;
+		pinctrl-names = "default";
+
+		vddio-supply = <&vreg_l15b_1p8>;
+		vddaon-supply = <&vreg_s4e_0p95>;
+		vdddig-supply = <&vreg_s4e_0p95>;
+		vddrfa0p8-supply = <&vreg_s4e_0p95>;
+		vddrfa1p2-supply = <&vreg_s4g_1p25>;
+		vddrfa1p9-supply = <&vreg_s6g_1p86>;
+	};
+};
+
 &ufs_mem_hc {
 	reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
 	vcc-supply = <&vreg_l17b_2p5>;
-- 
2.17.1