projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 53633a89 TR |
1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 | |
| 3 | --- | |
| 4 | $id: http://devicetree.org/schemas/dma/allwinner,sun4i-a10-dma.yaml# | |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# | |
| 6 | ||
| 7 | title: Allwinner A10 DMA Controller | |
| 8 | ||
| 9 | maintainers: | |
| 10 | - Chen-Yu Tsai <wens@csie.org> | |
| 11 | - Maxime Ripard <mripard@kernel.org> | |
| 12 | ||
| 13 | allOf: | |
| 14 | - $ref: dma-controller.yaml# | |
| 15 | ||
| 16 | properties: | |
| 17 | "#dma-cells": | |
| 18 | const: 2 | |
| 19 | description: | |
| 20 | The first cell is either 0 or 1, the former to use the normal | |
| 21 | DMA, 1 for dedicated DMA. The second cell is the request line | |
| 22 | number. | |
| 23 | ||
| 24 | compatible: | |
| 25 | const: allwinner,sun4i-a10-dma | |
| 26 | ||
| 27 | reg: | |
| 28 | maxItems: 1 | |
| 29 | ||
| 30 | interrupts: | |
| 31 | maxItems: 1 | |
| 32 | ||
| 33 | clocks: | |
| 34 | maxItems: 1 | |
| 35 | ||
| 36 | required: | |
| 37 | - "#dma-cells" | |
| 38 | - compatible | |
| 39 | - reg | |
| 40 | - interrupts | |
| 41 | - clocks | |
| 42 | ||
| 43 | additionalProperties: false | |
| 44 | ||
| 45 | examples: | |
| 46 | - | | |
| 47 | dma: dma-controller@1c02000 { | |
| 48 | compatible = "allwinner,sun4i-a10-dma"; | |
| 49 | reg = <0x01c02000 0x1000>; | |
| 50 | interrupts = <27>; | |
| 51 | clocks = <&ahb_gates 6>; | |
| 52 | #dma-cells = <2>; | |
| 53 | }; | |
| 54 | ||
| 55 | ... |