linux_dsm_epyc7002/Documentation/devicetree/bindings/dma/dma-controller.yaml
Maxime Ripard b37e3534ac dt-bindings: dmaengine: Add YAML schemas for the generic DMA bindings
The DMA controllers and consumers have a bunch of generic properties that
are needed in a device tree. Add a YAML schemas for those.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>

Link: https://lore.kernel.org/r/20190720092607.31095-1-maxime.ripard@bootlin.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2019-07-29 12:18:49 +05:30

36 lines
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YAML

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/dma-controller.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: DMA Controller Generic Binding
maintainers:
- Vinod Koul <vkoul@kernel.org>
allOf:
- $ref: "dma-common.yaml#"
# Everything else is described in the common file
properties:
$nodename:
pattern: "^dma-controller(@.*)?$"
examples:
- |
dma: dma-controller@48000000 {
compatible = "ti,omap-sdma";
reg = <0x48000000 0x1000>;
interrupts = <0 12 0x4
0 13 0x4
0 14 0x4
0 15 0x4>;
#dma-cells = <1>;
dma-channels = <32>;
dma-requests = <127>;
dma-channel-mask = <0xfffe>;
};
...