kernel/Documentation/devicetree/bindings/net/realtek-bluetooth.yaml
2024-07-22 17:22:30 +08:00

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1.4 KiB
YAML

# 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
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 */
};
};