81 lines
1.6 KiB
YAML
81 lines
1.6 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/dma/fsl,mxs-dma.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Freescale Direct Memory Access (DMA) Controller from i.MX23/i.MX28
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maintainers:
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- Marek Vasut <marex@denx.de>
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allOf:
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- $ref: dma-controller.yaml#
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- fsl,imx6q-dma-apbh
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- fsl,imx6sx-dma-apbh
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- fsl,imx7d-dma-apbh
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- const: fsl,imx28-dma-apbh
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- enum:
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- fsl,imx23-dma-apbh
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- fsl,imx23-dma-apbx
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- fsl,imx28-dma-apbh
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- fsl,imx28-dma-apbx
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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interrupts:
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minItems: 4
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maxItems: 16
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"#dma-cells":
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const: 1
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dma-channels:
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enum: [4, 8, 16]
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required:
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- compatible
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- reg
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- "#dma-cells"
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- dma-channels
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- interrupts
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additionalProperties: false
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examples:
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- |
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interrupt-parent = <&irqc>;
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dma-controller@80004000 {
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compatible = "fsl,imx28-dma-apbh";
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reg = <0x80004000 0x2000>;
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interrupts = <82 83 84 85
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88 88 88 88
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88 88 88 88
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87 86 0 0>;
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#dma-cells = <1>;
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dma-channels = <16>;
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};
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dma-controller@80024000 {
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compatible = "fsl,imx28-dma-apbx";
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reg = <0x80024000 0x2000>;
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interrupts = <78 79 66 0
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80 81 68 69
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70 71 72 73
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74 75 76 77>;
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#dma-cells = <1>;
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dma-channels = <16>;
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};
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...
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