xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/dma/dma-controller.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/dma/dma-controller.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: DMA Controller Generic Binding
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Vinod Koul <vkoul@kernel.org>
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunallOf:
13*4882a593Smuzhiyun  - $ref: "dma-common.yaml#"
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun# Everything else is described in the common file
16*4882a593Smuzhiyunproperties:
17*4882a593Smuzhiyun  $nodename:
18*4882a593Smuzhiyun    pattern: "^dma-controller(@.*)?$"
19*4882a593Smuzhiyun
20*4882a593SmuzhiyunadditionalProperties: true
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunexamples:
23*4882a593Smuzhiyun  - |
24*4882a593Smuzhiyun    dma: dma-controller@48000000 {
25*4882a593Smuzhiyun        compatible = "ti,omap-sdma";
26*4882a593Smuzhiyun        reg = <0x48000000 0x1000>;
27*4882a593Smuzhiyun        interrupts = <0 12 0x4
28*4882a593Smuzhiyun                      0 13 0x4
29*4882a593Smuzhiyun                      0 14 0x4
30*4882a593Smuzhiyun                      0 15 0x4>;
31*4882a593Smuzhiyun        #dma-cells = <1>;
32*4882a593Smuzhiyun        dma-channels = <32>;
33*4882a593Smuzhiyun        dma-requests = <127>;
34*4882a593Smuzhiyun        dma-channel-mask = <0xfffe>;
35*4882a593Smuzhiyun    };
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun...
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