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|
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/allwinner,sun4i-a10-codec.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner A10 Codec Device Tree Bindings
maintainers:
- Chen-Yu Tsai <wens@csie.org>
- Maxime Ripard <mripard@kernel.org>
properties:
"#sound-dai-cells":
const: 0
compatible:
enum:
- allwinner,sun4i-a10-codec
- allwinner,sun6i-a31-codec
- allwinner,sun7i-a20-codec
- allwinner,sun8i-a23-codec
- allwinner,sun8i-h3-codec
- allwinner,sun8i-v3s-codec
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
items:
- description: Bus Clock
- description: Module Clock
clock-names:
items:
- const: apb
- const: codec
dmas:
items:
- description: RX DMA Channel
- description: TX DMA Channel
dma-names:
items:
- const: rx
- const: tx
resets:
maxItems: 1
allwinner,audio-routing:
description: |-
A list of the connections between audio components. Each entry
is a pair of strings, the first being the connection's sink, the
second being the connection's source.
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
minItems: 2
maxItems: 18
items:
enum:
# Audio Pins on the SoC
- HP
- HPCOM
- LINEIN
- LINEOUT
- MIC1
- MIC2
- MIC3
# Microphone Biases from the SoC
- HBIAS
- MBIAS
# Board Connectors
- Headphone
- Headset Mic
- Line In
- Line Out
- Mic
- Speaker
allwinner,codec-analog-controls:
$ref: /schemas/types.yaml#/definitions/phandle
description: Phandle to the codec analog controls in the PRCM
allwinner,pa-gpios:
maxItems: 1
description: GPIO to enable the external amplifier
required:
- "#sound-dai-cells"
- compatible
- reg
- interrupts
- clocks
- clock-names
- dmas
- dma-names
allOf:
- if:
properties:
compatible:
enum:
- allwinner,sun6i-a31-codec
- allwinner,sun8i-a23-codec
- allwinner,sun8i-h3-codec
- allwinner,sun8i-v3s-codec
then:
if:
properties:
compatible:
const: allwinner,sun6i-a31-codec
then:
required:
- resets
- allwinner,audio-routing
else:
required:
- resets
- allwinner,audio-routing
- allwinner,codec-analog-controls
- if:
properties:
compatible:
enum:
- allwinner,sun6i-a31-codec
then:
properties:
allwinner,audio-routing:
items:
enum:
- HP
- HPCOM
- LINEIN
- LINEOUT
- MIC1
- MIC2
- MIC3
- HBIAS
- MBIAS
- Headphone
- Headset Mic
- Line In
- Line Out
- Mic
- Speaker
- if:
properties:
compatible:
enum:
- allwinner,sun8i-a23-codec
then:
properties:
allwinner,audio-routing:
items:
enum:
- HP
- HPCOM
- LINEIN
- MIC1
- MIC2
- HBIAS
- MBIAS
- Headphone
- Headset Mic
- Line In
- Line Out
- Mic
- Speaker
- if:
properties:
compatible:
enum:
- allwinner,sun8i-h3-codec
then:
properties:
allwinner,audio-routing:
items:
enum:
- HP
- HPCOM
- LINEIN
- LINEOUT
- MIC1
- MIC2
- HBIAS
- MBIAS
- Headphone
- Headset Mic
- Line In
- Line Out
- Mic
- Speaker
- if:
properties:
compatible:
enum:
- allwinner,sun8i-v3s-codec
then:
properties:
allwinner,audio-routing:
items:
enum:
- HP
- HPCOM
- MIC1
- HBIAS
- Headphone
- Headset Mic
- Line In
- Line Out
- Mic
- Speaker
additionalProperties: false
examples:
- |
codec@1c22c00 {
#sound-dai-cells = <0>;
compatible = "allwinner,sun7i-a20-codec";
reg = <0x01c22c00 0x40>;
interrupts = <0 30 4>;
clocks = <&apb0_gates 0>, <&codec_clk>;
clock-names = "apb", "codec";
dmas = <&dma 0 19>, <&dma 0 19>;
dma-names = "rx", "tx";
};
- |
codec@1c22c00 {
#sound-dai-cells = <0>;
compatible = "allwinner,sun6i-a31-codec";
reg = <0x01c22c00 0x98>;
interrupts = <0 29 4>;
clocks = <&ccu 61>, <&ccu 135>;
clock-names = "apb", "codec";
resets = <&ccu 42>;
dmas = <&dma 15>, <&dma 15>;
dma-names = "rx", "tx";
allwinner,audio-routing =
"Headphone", "HP",
"Speaker", "LINEOUT",
"LINEIN", "Line In",
"MIC1", "MBIAS",
"MIC1", "Mic",
"MIC2", "HBIAS",
"MIC2", "Headset Mic";
};
...
|
