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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/starfive,jh7110-pwmdac.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: StarFive JH7110 PWM-DAC Controller
description:
The PWM-DAC Controller uses PWM square wave generators plus RC filters to
form a DAC for audio play in StarFive JH7110 SoC. This audio play controller
supports 16 bit audio format, up to 48K sampling frequency, up to left and
right dual channels.
maintainers:
- Hal Feng <hal.feng@starfivetech.com>
allOf:
- $ref: dai-common.yaml#
properties:
compatible:
const: starfive,jh7110-pwmdac
reg:
maxItems: 1
clocks:
items:
- description: PWMDAC APB
- description: PWMDAC CORE
clock-names:
items:
- const: apb
- const: core
resets:
maxItems: 1
description: PWMDAC APB
dmas:
maxItems: 1
description: TX DMA Channel
dma-names:
const: tx
"#sound-dai-cells":
const: 0
required:
- compatible
- reg
- clocks
- clock-names
- resets
- dmas
- dma-names
- "#sound-dai-cells"
additionalProperties: false
examples:
- |
pwmdac@100b0000 {
compatible = "starfive,jh7110-pwmdac";
reg = <0x100b0000 0x1000>;
clocks = <&syscrg 157>,
<&syscrg 158>;
clock-names = "apb", "core";
resets = <&syscrg 96>;
dmas = <&dma 22>;
dma-names = "tx";
#sound-dai-cells = <0>;
};
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