From 778ead344acce7ad38df390f2f28b91118c9b2b0 Mon Sep 17 00:00:00 2001 From: Loic Poulain Date: Thu, 17 Aug 2017 19:59:48 +0200 Subject: [PATCH] dt-bindings: net: bluetooth: Add broadcom-bluetooth Add binding document for serial bluetooth chips using Broadcom protocol. Signed-off-by: Loic Poulain Signed-off-by: Marcel Holtmann --- .../bindings/net/broadcom-bluetooth.txt | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/broadcom-bluetooth.txt diff --git a/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt new file mode 100644 index 000000000000..4194ff7e6ee6 --- /dev/null +++ b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt @@ -0,0 +1,35 @@ +Broadcom Bluetooth Chips +--------------------- + +This documents the binding structure and common properties for serial +attached Broadcom devices. + +Serial attached Broadcom devices shall be a child node of the host UART +device the slave device is attached to. + +Required properties: + + - compatible: should contain one of the following: + * "brcm,bcm43438-bt" + +Optional properties: + + - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt + - shutdown-gpios: GPIO specifier, used to enable the BT module + - device-wakeup-gpios: GPIO specifier, used to wakeup the controller + - host-wakeup-gpios: GPIO specifier, used to wakeup the host processor + - clocks: clock specifier if external clock provided to the controller + - clock-names: should be "extclk" + + +Example: + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + max-speed = <921600>; + }; +}; -- 2.30.2