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authorYang Li <yang.li@amlogic.com>2024-08-09 13:42:24 +0800
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2024-09-10 12:43:57 -0400
commite5e465a1ae62d146f9652756289aae9b6453dc90 (patch)
tree579d9798132400330ab670b63745a38569fb7270 /Documentation
parentf9685f315fd6a84d86c8a53eb5d8e17652858d53 (diff)
dt-bindings: net: bluetooth: Add support for Amlogic Bluetooth
Add binding document for Amlogic Bluetooth chipsets attached over UART. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Yang Li <yang.li@amlogic.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml63
1 files changed, 63 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml
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+++ b/Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2024 Amlogic, Inc. All rights reserved
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/bluetooth/amlogic,w155s2-bt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Amlogic Bluetooth chips
+
+description:
+ The W155S2 is an Amlogic Bluetooth and Wi-Fi combo chip. It works on
+ the standard H4 protocol via a 4-wire UART interface, with baud rates
+ up to 4 Mbps.
+
+maintainers:
+ - Yang Li <yang.li@amlogic.com>
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - amlogic,w265s1-bt
+ - amlogic,w265p1-bt
+ - const: amlogic,w155s2-bt
+ - enum:
+ - amlogic,w155s2-bt
+ - amlogic,w265s2-bt
+
+ clocks:
+ maxItems: 1
+ description: clock provided to the controller (32.768KHz)
+
+ enable-gpios:
+ maxItems: 1
+
+ vddio-supply:
+ description: VDD_IO supply regulator handle
+
+ firmware-name:
+ maxItems: 1
+ description: specify the path of firmware bin to load
+
+required:
+ - compatible
+ - clocks
+ - enable-gpios
+ - vddio-supply
+ - firmware-name
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ bluetooth {
+ compatible = "amlogic,w155s2-bt";
+ clocks = <&extclk>;
+ enable-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
+ vddio-supply = <&wcn_3v3>;
+ firmware-name = "amlogic/aml_w155s2_bt_uart.bin";
+ };
+