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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/allwinner,sun6i-a31-dma.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner A31 DMA Controller Device Tree Bindings
maintainers:
- Chen-Yu Tsai <wens@csie.org>
- Maxime Ripard <mripard@kernel.org>
allOf:
- $ref: "dma-controller.yaml#"
properties:
"#dma-cells":
const: 1
description: The cell is the request line number.
compatible:
enum:
- allwinner,sun6i-a31-dma
- allwinner,sun8i-a23-dma
- allwinner,sun8i-a83t-dma
- allwinner,sun8i-h3-dma
- allwinner,sun8i-v3s-dma
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
resets:
maxItems: 1
required:
- "#dma-cells"
- compatible
- reg
- interrupts
- clocks
- resets
additionalProperties: false
examples:
- |
dma: dma-controller@1c02000 {
compatible = "allwinner,sun6i-a31-dma";
reg = <0x01c02000 0x1000>;
interrupts = <0 50 4>;
clocks = <&ahb1_gates 6>;
resets = <&ahb1_rst 6>;
#dma-cells = <1>;
};
...
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