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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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>
authored by
Yang Li
and committed by
Luiz Augusto von Dentz
e5e465a1
f9685f31
+63
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Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml
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Documentation/devicetree/bindings/net/bluetooth/amlogic,w155s2-bt.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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# Copyright (C) 2024 Amlogic, Inc. All rights reserved
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/bluetooth/amlogic,w155s2-bt.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Amlogic Bluetooth chips
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description:
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The W155S2 is an Amlogic Bluetooth and Wi-Fi combo chip. It works on
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the standard H4 protocol via a 4-wire UART interface, with baud rates
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up to 4 Mbps.
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maintainers:
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- Yang Li <yang.li@amlogic.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- amlogic,w265s1-bt
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- amlogic,w265p1-bt
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- const: amlogic,w155s2-bt
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- enum:
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- amlogic,w155s2-bt
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- amlogic,w265s2-bt
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clocks:
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maxItems: 1
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description: clock provided to the controller (32.768KHz)
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enable-gpios:
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maxItems: 1
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vddio-supply:
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description: VDD_IO supply regulator handle
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firmware-name:
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maxItems: 1
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description: specify the path of firmware bin to load
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required:
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- compatible
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- clocks
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- enable-gpios
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- vddio-supply
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- firmware-name
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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bluetooth {
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compatible = "amlogic,w155s2-bt";
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clocks = <&extclk>;
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enable-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
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vddio-supply = <&wcn_3v3>;
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firmware-name = "amlogic/aml_w155s2_bt_uart.bin";
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};
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