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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/allwinner,sun4i-a10-spdif.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner A10 S/PDIF Controller Device Tree Bindings
maintainers:
- Chen-Yu Tsai <wens@csie.org>
- Liam Girdwood <lgirdwood@gmail.com>
- Mark Brown <broonie@kernel.org>
- Maxime Ripard <maxime.ripard@bootlin.com>
properties:
"#sound-dai-cells":
const: 0
compatible:
oneOf:
- const: allwinner,sun4i-a10-spdif
- const: allwinner,sun6i-a31-spdif
- const: allwinner,sun8i-h3-spdif
- const: allwinner,sun50i-h6-spdif
- items:
- const: allwinner,sun8i-a83t-spdif
- const: allwinner,sun8i-h3-spdif
- items:
- const: allwinner,sun50i-a64-spdif
- const: allwinner,sun8i-h3-spdif
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
items:
- description: Bus Clock
- description: Module Clock
clock-names:
items:
- const: apb
- const: spdif
# Even though it only applies to subschemas under the conditionals,
# not listing them here will trigger a warning because of the
# additionalsProperties set to false.
dmas: true
dma-names: true
resets:
maxItems: 1
allOf:
- if:
properties:
compatible:
contains:
enum:
- allwinner,sun6i-a31-spdif
- allwinner,sun8i-h3-spdif
then:
required:
- resets
- if:
properties:
compatible:
contains:
const: allwinner,sun8i-h3-spdif
then:
properties:
dmas:
description: TX DMA Channel
dma-names:
const: tx
else:
properties:
dmas:
items:
- description: RX DMA Channel
- description: TX DMA Channel
dma-names:
items:
- const: rx
- const: tx
required:
- "#sound-dai-cells"
- compatible
- reg
- interrupts
- clocks
- clock-names
- dmas
- dma-names
additionalProperties: false
examples:
- |
spdif: spdif@1c21000 {
#sound-dai-cells = <0>;
compatible = "allwinner,sun4i-a10-spdif";
reg = <0x01c21000 0x40>;
interrupts = <13>;
clocks = <&apb0_gates 1>, <&spdif_clk>;
clock-names = "apb", "spdif";
dmas = <&dma 0 2>, <&dma 0 2>;
dma-names = "rx", "tx";
};
...
|
