bindings/dma/sprd%2Csc9860-dma.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/dma/sprd,sc9860-dma.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Spreadtrum SC9860 DMA controller
10   There are three DMA controllers: AP DMA, AON DMA and AGCP DMA. For AGCP
16   - Orson Zhai <orsonzhai@gmail.com>
17   - Baolin Wang <baolin.wang7@gmail.com>
18   - Chunyan Zhang <zhang.lyra@gmail.com>
22     const: sprd,sc9860-dma
33       - description: DMA enable clock
34       - description: optional ashb_eb clock, only for the AGCP DMA controller
36   clock-names:
39       - const: enable
40       - const: ashb_eb
42   '#dma-cells':
45   dma-channels:
48   '#dma-channels':
53   - compatible
54   - reg
55   - clocks
56   - clock-names
57   - '#dma-cells'
58   - dma-channels
61   - $ref: dma-controller.yaml#
66   - |
67     #include <dt-bindings/clock/sprd,sc9860-clk.h>
68     #include <dt-bindings/interrupt-controller/arm-gic.h>
69     #include <dt-bindings/interrupt-controller/irq.h>
71     /* AP DMA controller */
72     dma-controller@20100000 {
73       compatible = "sprd,sc9860-dma";
77       clock-names = "enable";
78       #dma-cells = <1>;
79       dma-channels = <32>;
83     dma-controller@41580000 {
84       compatible = "sprd,sc9860-dma";
88       clock-names = "enable", "ashb_eb";
89       #dma-cells = <1>;
90       dma-channels = <32>;