linux-kernel - [PATCH] arm64: dts: qcom: qcs8300-ride: Enable Bluetooth support

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Message-Id: <20251113130942.2661069-1-wei.deng@oss.qualcomm.com>
Date: Thu, 13 Nov 2025 18:39:42 +0530
From: Wei Deng <wei.deng@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        cheng.jiang@....qualcomm.com, quic_jiaymao@...cinc.com,
        quic_chezhou@...cinc.com, quic_shuaz@...cinc.com
Subject: [PATCH] arm64: dts: qcom: qcs8300-ride: Enable Bluetooth support

Enable BT on qcs8300-ride by adding a device tree node for BT.

Signed-off-by: Wei Deng <wei.deng@....qualcomm.com>
---
This patch depends on:
- WLAN
https://lore.kernel.org/all/20251113055148.2729943-1-wei.zhang@oss.qualcomm.com/
---
 arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 28 +++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index cd8800a59700..08b705fe4eea 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -18,6 +18,7 @@ / {
 	aliases {
 		serial0 = &uart7;
 		mmc0 = &sdhc_1;
+		serial1 = &uart2;
 	};
 
 	chosen {
@@ -71,6 +72,7 @@ wcn6855-pmu {
 		vddpcie1p3-supply = <&vreg_conn_pa>;
 		vddpcie1p9-supply = <&vreg_conn_1p8>;
 
+		bt-enable-gpios = <&tlmm 55 GPIO_ACTIVE_HIGH>;
 		wlan-enable-gpios = <&tlmm 54 GPIO_ACTIVE_HIGH>;
 
 		regulators {
@@ -501,6 +503,13 @@ &sdhc_1 {
 };
 
 &tlmm {
+	bt_en_state: bt-en-state {
+		pins = "gpio55";
+		function = "gpio";
+		bias-pull-down;
+		output-low;
+	};
+
 	ethernet0_default: ethernet0-default-state {
 		ethernet0_mdc: ethernet0-mdc-pins {
 			pins = "gpio5";
@@ -571,6 +580,25 @@ wlan_en_state: wlan-en-state {
 	};
 };
 
+&uart2 {
+	status = "okay";
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn6855-bt";
+		firmware-name = "QCA6698/hpnv21", "QCA6698/hpbtfw21.tlv";
+		max-speed = <3200000>;
+
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
+		vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		vddrfa1p8-supply = <&vreg_pmu_rfa_1p7>;
+	};
+};
+
 &uart7 {
 	status = "okay";
 };
-- 
2.25.1