| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/net/realtek-bluetooth.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: RTL8723BS/RTL8723CS/RTL8822CS Bluetooth Device Tree Bindings |
| |
| maintainers: |
| - Vasily Khoruzhick <anarsoul@gmail.com> |
| - Alistair Francis <alistair@alistair23.me> |
| |
| description: |
| RTL8723CS/RTL8723CS/RTL8822CS is WiFi + BT chip. WiFi part is connected over |
| SDIO, while BT is connected over serial. It speaks H5 protocol with few |
| extra commands to upload firmware and change module speed. |
| |
| properties: |
| compatible: |
| enum: |
| - realtek,rtl8723bs-bt |
| - realtek,rtl8723cs-bt |
| - realtek,rtl8822cs-bt |
| |
| device-wake-gpios: |
| maxItems: 1 |
| description: GPIO specifier, used to wakeup the BT module |
| |
| enable-gpios: |
| maxItems: 1 |
| description: GPIO specifier, used to enable the BT module |
| |
| host-wake-gpios: |
| maxItems: 1 |
| description: GPIO specifier, used to wakeup the host processor |
| |
| max-speed: true |
| |
| required: |
| - compatible |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| |
| uart1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; |
| uart-has-rtscts; |
| |
| bluetooth { |
| compatible = "realtek,rtl8723bs-bt"; |
| device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ |
| host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ |
| }; |
| }; |
