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Subject[PATCH v2 1/3] dt-bindings: net: bluetooth: Add rtl8723bs-bluetooth
Date
From: Vasily Khoruzhick <anarsoul@gmail.com>

Add binding document for bluetooth part of RTL8723BS/RTL8723CS

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Alistair Francis <alistair@alistair23.me>
---
v2:
- Update bindings based on upstream feedback
- Add RTL8822CS
- Remove unused/unsupported fields
- Remove firmware-postfix field
- Small formatting changes

.../bindings/net/realtek,rtl8723bs-bt.yaml | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml

diff --git a/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml b/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml
new file mode 100644
index 000000000000..a03ce1bbc56f
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/realtek,rtl8723bs-bt.yaml#
+$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:
+ oneOf:
+ - "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
+ desciption:
+ GPIO specifier, used to wakeup the host processor
+
+required:
+ - compatible
+
+examples:
+ - |
+ &uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+ uart-has-rtscts = <1>;
+
+ bluetooth {
+ compatible = "realtek,rtl8723bs-bt";
+ device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */
+ host-wakeup-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ };
+ };
--
2.25.1
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