| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |
| 7 | title: RTL8723BS/RTL8723CS/RTL8821CS/RTL8822CS Bluetooth |
| 8 | |
| 9 | maintainers: |
| 10 | - Vasily Khoruzhick <anarsoul@gmail.com> |
| 11 | - Alistair Francis <alistair@alistair23.me> |
| 12 | |
| 13 | description: |
| 14 | RTL8723BS/RTL8723CS/RTL8821CS/RTL8822CS is a WiFi + BT chip. WiFi part |
| 15 | is connected over SDIO, while BT is connected over serial. It speaks |
| 16 | H5 protocol with few extra commands to upload firmware and change |
| 17 | module speed. |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | oneOf: |
| 22 | - enum: |
| 23 | - realtek,rtl8723bs-bt |
| 24 | - realtek,rtl8723cs-bt |
| 25 | - realtek,rtl8723ds-bt |
| 26 | - realtek,rtl8822cs-bt |
| 27 | - items: |
| 28 | - enum: |
| 29 | - realtek,rtl8821cs-bt |
| 30 | - const: realtek,rtl8723bs-bt |
| 31 | |
| 32 | device-wake-gpios: |
| 33 | maxItems: 1 |
| 34 | description: GPIO specifier, used to wakeup the BT module |
| 35 | |
| 36 | enable-gpios: |
| 37 | maxItems: 1 |
| 38 | description: GPIO specifier, used to enable the BT module |
| 39 | |
| 40 | host-wake-gpios: |
| 41 | maxItems: 1 |
| 42 | description: GPIO specifier, used to wakeup the host processor |
| 43 | |
| 44 | max-speed: true |
| 45 | |
| 46 | required: |
| 47 | - compatible |
| 48 | |
| 49 | additionalProperties: false |
| 50 | |
| 51 | examples: |
| 52 | - | |
| 53 | #include <dt-bindings/gpio/gpio.h> |
| 54 | |
| 55 | uart1 { |
| 56 | pinctrl-names = "default"; |
| 57 | pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; |
| 58 | uart-has-rtscts; |
| 59 | |
| 60 | bluetooth { |
| 61 | compatible = "realtek,rtl8723bs-bt"; |
| 62 | device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ |
| 63 | host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ |
| 64 | }; |
| 65 | }; |