1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/spi/ingenic,spi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Ingenic SoCs SPI controller
8
9 maintainers:
10 - Artur Rojek <contact@artur-rojek.eu>
11 - Paul Cercueil <paul@crapouillou.net>
12
13 allOf:
14 - $ref: /schemas/spi/spi-controller.yaml#
15
16 properties:
17 compatible:
18 oneOf:
19 - enum:
20 - ingenic,jz4750-spi
21 - ingenic,jz4775-spi
22 - ingenic,jz4780-spi
23 - ingenic,x1000-spi
24 - ingenic,x2000-spi
25 - items:
26 - enum:
27 - ingenic,jz4760-spi
28 - ingenic,jz4770-spi
29 - const: ingenic,jz4750-spi
30
31 reg:
32 maxItems: 1
33
34 interrupts:
35 maxItems: 1
36
37 clocks:
38 maxItems: 1
39
40 dmas:
41 maxItems: 2
42 minItems: 2
43
44 dma-names:
45 items:
46 - const: rx
47 - const: tx
48
49 required:
50 - compatible
51 - reg
52 - interrupts
53 - clocks
54 - dmas
55 - dma-names
56
57 unevaluatedProperties: false
58
59 examples:
60 - |
61 #include <dt-bindings/clock/ingenic,jz4770-cgu.h>
62 spi@10043000 {
63 compatible = "ingenic,jz4770-spi", "ingenic,jz4750-spi";
64 reg = <0x10043000 0x1c>;
65 #address-cells = <1>;
66 #size-cells = <0>;
67
68 interrupt-parent = <&intc>;
69 interrupts = <8>;
70
71 clocks = <&cgu JZ4770_CLK_SSI0>;
72
73 dmas = <&dmac1 23 0xffffffff>, <&dmac1 22 0xffffffff>;
74 dma-names = "rx", "tx";
75 };
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