linux-kernel - [RFC PATCH 4/4] arm64: dts: qcom: msm8998-clamshell: Enable bluetooth

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Message-Id: <20191017221843.8130-5-jeffrey.l.hugo@gmail.com>
Date:   Thu, 17 Oct 2019 15:18:43 -0700
From:   Jeffrey Hugo <jeffrey.l.hugo@...il.com>
To:     agross@...nel.org, bjorn.andersson@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>
Subject: [RFC PATCH 4/4] arm64: dts: qcom: msm8998-clamshell: Enable bluetooth

Bluetooth is provided by a wcn3990, which is connected to the main SoC via
blsp1_uart3.

Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>
---
 arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi b/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
index 8c35c1f54e32..ab24d415acc0 100644
--- a/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998-clamshell.dtsi
@@ -60,6 +60,20 @@
 	};
 };
 
+&blsp1_uart3 {
+	status = "okay";
+
+	bluetooth {
+		compatible = "qcom,wcn3990-bt";
+
+		vddio-supply = <&vreg_s4a_1p8>;
+		vddxo-supply = <&vreg_l7a_1p8>;
+		vddrf-supply = <&vreg_l17a_1p3>;
+		vddch0-supply = <&vreg_l25a_3p3>;
+		max-speed = <3200000>;
+	};
+};
+
 &dsi0 {
 	status = "okay";
 
@@ -209,6 +223,7 @@
 		vreg_l7a_1p8: l7 {
 			regulator-min-microvolt = <1800000>;
 			regulator-max-microvolt = <1800000>;
+			regulator-allow-set-load;
 		};
 		vreg_l8a_1p2: l8 {
 			regulator-min-microvolt = <1200000>;
@@ -249,6 +264,7 @@
 		vreg_l17a_1p3: l17 {
 			regulator-min-microvolt = <1304000>;
 			regulator-max-microvolt = <1304000>;
+			regulator-allow-set-load;
 		};
 		vreg_l18a_2p7: l18 {
 			regulator-min-microvolt = <2704000>;
@@ -284,6 +300,7 @@
 		vreg_l25a_3p3: l25 {
 			regulator-min-microvolt = <3104000>;
 			regulator-max-microvolt = <3312000>;
+			regulator-allow-set-load;
 		};
 		vreg_l26a_1p2: l26 {
 			regulator-min-microvolt = <1200000>;
-- 
2.17.1