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1# SPDX-License-Identifier: GPL-2.02%YAML 1.23---4$id: http://devicetree.org/schemas/net/bluetooth/realtek,bluetooth.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: RTL8723BS/RTL8723CS/RTL8821CS/RTL8822CS Bluetooth8 9maintainers:10 - Vasily Khoruzhick <anarsoul@gmail.com>11 - Alistair Francis <alistair@alistair23.me>12 13description:14 RTL8723BS/RTL8723CS/RTL8821CS/RTL8822CS is a WiFi + BT chip. WiFi part15 is connected over SDIO, while BT is connected over serial. It speaks16 H5 protocol with few extra commands to upload firmware and change17 module speed.18 19properties:20 compatible:21 oneOf:22 - enum:23 - realtek,rtl8723bs-bt24 - realtek,rtl8723cs-bt25 - realtek,rtl8723ds-bt26 - realtek,rtl8822cs-bt27 - items:28 - enum:29 - realtek,rtl8821cs-bt30 - const: realtek,rtl8723bs-bt31 32 device-wake-gpios:33 maxItems: 134 description: GPIO specifier, used to wakeup the BT module35 36 enable-gpios:37 maxItems: 138 description: GPIO specifier, used to enable the BT module39 40 host-wake-gpios:41 maxItems: 142 description: GPIO specifier, used to wakeup the host processor43 44 max-speed: true45 46required:47 - compatible48 49allOf:50 - $ref: /schemas/serial/serial-peripheral-props.yaml#51 52additionalProperties: false53 54examples:55 - |56 #include <dt-bindings/gpio/gpio.h>57 58 uart1 {59 pinctrl-names = "default";60 pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;61 uart-has-rtscts;62 63 bluetooth {64 compatible = "realtek,rtl8723bs-bt";65 device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */66 host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */67 };68 };69