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Message-Id: <20200412020644.355142-1-alistair@alistair23.me>
Date: Sat, 11 Apr 2020 19:06:42 -0700
From: Alistair Francis <alistair@...stair23.me>
To: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
marcel@...tmann.org, johan.hedberg@...il.com,
linux-bluetooth@...r.kernel.org, mripard@...nel.org, wens@...e.org
Cc: anarsoul@...il.com, devicetree@...r.kernel.org,
alistair23@...il.com, linux-arm-kernel@...ts.infradead.org,
Alistair Francis <alistair@...stair23.me>
Subject: [PATCH v3 1/3] dt-bindings: net: bluetooth: Add rtl8723bs-bluetooth
From: Vasily Khoruzhick <anarsoul@...il.com>
Add binding document for bluetooth part of RTL8723BS/RTL8723CS
Signed-off-by: Vasily Khoruzhick <anarsoul@...il.com>
Signed-off-by: Alistair Francis <alistair@...stair23.me>
---
.../bindings/net/realtek,rtl8723bs-bt.yaml | 52 +++++++++++++++++++
1 file changed, 52 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..ebb90356a96e
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/realtek,rtl8723bs-bt.yaml
@@ -0,0 +1,52 @@
+# 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@...il.com>
+ - Alistair Francis <alistair@...stair23.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:
+ - const: "realtek,rtl8723bs-bt"
+ - const: "realtek,rtl8723cs-bt"
+ - const: "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
+
+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 */
+ };
+ };
--
2.26.0
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