mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-09-02 08:32:55 +00:00
ce9233937f
A variant of TAS2770 known as TAS5770L is found in Apple Silicon Macs. Reviewed-by: Neal Gompa <neal@gompa.dev> Acked-by: Rob Herring (Arm) <robh@kernel.org> Signed-off-by: James Calligeros <jcalligeros99@gmail.com> Link: https://patch.msgid.link/20250227-apple-codec-changes-v3-2-cbb130030acf@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
91 lines
2.2 KiB
YAML
91 lines
2.2 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
# Copyright (C) 2019-20 Texas Instruments Incorporated
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/sound/ti,tas2770.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Texas Instruments TAS2770 Smart PA
|
|
|
|
maintainers:
|
|
- Shi Fu <shifu0704@thundersoft.com>
|
|
|
|
description: |
|
|
The TAS2770 is a mono, digital input Class-D audio amplifier optimized for
|
|
efficiently driving high peak power into small loudspeakers.
|
|
Integrated speaker voltage and current sense provides for
|
|
real time monitoring of loudspeaker behavior.
|
|
|
|
allOf:
|
|
- $ref: dai-common.yaml#
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- ti,tas2770
|
|
- ti,tas5770l # Apple variant
|
|
|
|
reg:
|
|
maxItems: 1
|
|
description: |
|
|
I2C address of the device can be between 0x41 to 0x48.
|
|
|
|
reset-gpio:
|
|
maxItems: 1
|
|
description: GPIO used to reset the device.
|
|
|
|
shutdown-gpios:
|
|
maxItems: 1
|
|
description: GPIO used to control the state of the device.
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
ti,imon-slot-no:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: TDM TX current sense time slot.
|
|
|
|
ti,vmon-slot-no:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: TDM TX voltage sense time slot.
|
|
|
|
ti,asi-format:
|
|
deprecated: true
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: Sets TDM RX capture edge.
|
|
enum:
|
|
- 0 # Rising edge
|
|
- 1 # Falling edge
|
|
|
|
'#sound-dai-cells':
|
|
# The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
|
|
# compatibility but is deprecated.
|
|
enum: [0, 1]
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
|
|
i2c {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
codec@41 {
|
|
compatible = "ti,tas2770";
|
|
reg = <0x41>;
|
|
#sound-dai-cells = <0>;
|
|
interrupt-parent = <&gpio1>;
|
|
interrupts = <14>;
|
|
reset-gpio = <&gpio1 15 GPIO_ACTIVE_HIGH>;
|
|
shutdown-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
|
|
ti,imon-slot-no = <0>;
|
|
ti,vmon-slot-no = <2>;
|
|
};
|
|
};
|