linux-kernel - [PATCH v1 1/2] arm64: dts: qcom: sc7280: Add bluetooth node on SC7280 IDP board

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Date:   Wed,  6 Oct 2021 18:00:02 +0530
From:   Balakrishna Godavarthi <bgodavar@...eaurora.org>
To:     marcel@...tmann.org, bjorn.andersson@...aro.org,
        johan.hedberg@...il.com
Cc:     mka@...omium.org, linux-kernel@...r.kernel.org,
        linux-bluetooth@...r.kernel.org, hemantg@...eaurora.org,
        linux-arm-msm@...r.kernel.org, bgodavar@...eaurora.org,
        rjliao@...eaurora.org, pharish@...eaurora.org,
        abhishekpandit@...omium.org
Subject: [PATCH v1 1/2] arm64: dts: qcom: sc7280: Add bluetooth node on SC7280 IDP board

Add bluetooth SoC WCN6750 node for SC7280 IDP board.

Signed-off-by: Balakrishna Godavarthi <bgodavar@...eaurora.org>
---
 arch/arm64/boot/dts/qcom/sc7280-idp.dts  |  2 ++
 arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 31 +++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
index 64fc22a..d3f5393 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
@@ -17,6 +17,8 @@
 
 	aliases {
 		serial0 = &uart5;
+		bluetooth0 = &bluetooth;
+		hsuart0 = &uart7;
 	};
 
 	chosen {
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index 272d5ca..05aa729 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -393,6 +393,24 @@
 				<&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
 	pinctrl-names = "default", "sleep";
 	pinctrl-1 = <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>, <&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
+
+	bluetooth: wcn6750-bt {
+		compatible = "qcom,wcn6750-bt";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_en_default>;
+		enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>; /* BT_EN */
+		swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>; /* SW_CTRL */
+		vddio-supply = <&vreg_l19b_1p8>;
+		vddaon-supply = <&vreg_s7b_0p9>;
+		vddbtcxmx-supply = <&vreg_s7b_0p9>;
+		vddrfacmn-supply = <&vreg_s7b_0p9>;
+		vddrfa0p8-supply = <&vreg_s7b_0p9>;
+		vddrfa1p7-supply = <&vreg_s1b_1p8>;
+		vddrfa1p2-supply = <&vreg_s8b_1p2>;
+		vddrfa2p2-supply = <&vreg_s1c_2p2>;
+		vddasd-supply = <&vreg_l11c_2p8>;
+		max-speed = <3200000>;
+	};
 };
 
 /* PINCTRL - additions to nodes defined in sc7280.dtsi */
@@ -504,6 +522,19 @@
 		 */
 		bias-pull-up;
 	};
+
+	bt_en_default: bt_en_default {
+		pinmux {
+			pins = "gpio85";
+			function = "gpio";
+		};
+		pinconf {
+			pins = "gpio85";
+			drive-strength = <2>;
+			output-low;
+			bias-pull-down;
+		};
+	};
 };
 
 &sdc1_on {
-- 
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