diff mbox series

[3/3] ARM: dts: qcom: msm8974-hammerhead: add support for bluetooth

Message ID 20200129232031.34538-4-masneyb@onstation.org
State New
Headers show
Series ARM: qcom: add Nexus 5 bluetooth support | expand

Commit Message

Brian Masney Jan. 29, 2020, 11:20 p.m. UTC 
From: Jonathan Marek <jonathan@marek.ca>

Add support for the bluetooth found on the Nexus 5 phone.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
[masneyb@onstation.org: formatting cleanups; remove sleep clock; patch
 extracted from much larger out of tree patch.]
Signed-off-by: Brian Masney <masneyb@onstation.org>
---
 .../qcom-msm8974-lge-nexus5-hammerhead.dts    | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 3487daf98e81..32b474bfeec3 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -12,6 +12,7 @@  / {
 
 	aliases {
 		serial0 = &blsp1_uart1;
+		serial1 = &blsp2_uart10;
 	};
 
 	chosen {
@@ -355,6 +356,57 @@  te {
 				bias-disable;
 			};
 		};
+
+		bt_pin: bt {
+			hostwake {
+				pins = "gpio42";
+				function = "gpio";
+			};
+
+			devwake {
+				pins = "gpio62";
+				function = "gpio";
+			};
+
+			shutdown {
+				pins = "gpio41";
+				function = "gpio";
+			};
+		};
+
+		blsp2_uart10_pin_a: blsp2-uart10-pin-active {
+			tx {
+				pins = "gpio53";
+				function = "blsp_uart10";
+
+				drive-strength = <2>;
+				bias-disable;
+			};
+
+			rx {
+				pins = "gpio54";
+				function = "blsp_uart10";
+
+				drive-strength = <2>;
+				bias-pull-up;
+			};
+
+			cts {
+				pins = "gpio55";
+				function = "blsp_uart10";
+
+				drive-strength = <2>;
+				bias-pull-up;
+			};
+
+			rts {
+				pins = "gpio56";
+				function = "blsp_uart10";
+
+				drive-strength = <2>;
+				bias-disable;
+			};
+		};
 	};
 
 	sdhci@f9824900 {
@@ -418,6 +470,25 @@  volume-down {
 		};
 	};
 
+	serial@f9960000 {
+		status = "ok";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&blsp2_uart10_pin_a>;
+
+		bluetooth {
+			compatible = "brcm,bcm43438-bt";
+			max-speed = <3000000>;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&bt_pin>;
+
+			host-wakeup-gpios = <&msmgpio 42 GPIO_ACTIVE_HIGH>;
+			device-wakeup-gpios = <&msmgpio 62 GPIO_ACTIVE_HIGH>;
+			shutdown-gpios = <&msmgpio 41 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
 	i2c@f9967000 {
 		status = "ok";
 		pinctrl-names = "default";