1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/net/realtek-bluetooth.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: RTL8723BS/RTL8723CS/RTL8822CS Bluetooth 8 9maintainers: 10 - Vasily Khoruzhick <anarsoul@gmail.com> 11 - Alistair Francis <alistair@alistair23.me> 12 13description: 14 RTL8723CS/RTL8723CS/RTL8822CS is WiFi + BT chip. WiFi part is connected over 15 SDIO, while BT is connected over serial. It speaks H5 protocol with few 16 extra commands to upload firmware and change module speed. 17 18properties: 19 compatible: 20 enum: 21 - realtek,rtl8723bs-bt 22 - realtek,rtl8723cs-bt 23 - realtek,rtl8822cs-bt 24 25 device-wake-gpios: 26 maxItems: 1 27 description: GPIO specifier, used to wakeup the BT module 28 29 enable-gpios: 30 maxItems: 1 31 description: GPIO specifier, used to enable the BT module 32 33 host-wake-gpios: 34 maxItems: 1 35 description: GPIO specifier, used to wakeup the host processor 36 37 max-speed: true 38 39required: 40 - compatible 41 42additionalProperties: false 43 44examples: 45 - | 46 #include <dt-bindings/gpio/gpio.h> 47 48 uart1 { 49 pinctrl-names = "default"; 50 pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; 51 uart-has-rtscts; 52 53 bluetooth { 54 compatible = "realtek,rtl8723bs-bt"; 55 device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ 56 host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ 57 }; 58 }; 59