1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/spi/allwinn 4 $id: http://devicetree.org/schemas/spi/allwinner,sun6i-a31-spi.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Allwinner A31 SPI Controller !! 7 title: Allwinner A31 SPI Controller Device Tree Bindings
8 8
9 allOf: 9 allOf:
10 - $ref: spi-controller.yaml !! 10 - $ref: "spi-controller.yaml"
11 11
12 maintainers: 12 maintainers:
13 - Chen-Yu Tsai <wens@csie.org> 13 - Chen-Yu Tsai <wens@csie.org>
14 - Maxime Ripard <mripard@kernel.org> 14 - Maxime Ripard <mripard@kernel.org>
15 15
16 properties: 16 properties:
>> 17 "#address-cells": true
>> 18 "#size-cells": true
>> 19
17 compatible: 20 compatible:
18 oneOf: 21 oneOf:
19 - const: allwinner,sun50i-r329-spi <<
20 - const: allwinner,sun6i-a31-spi 22 - const: allwinner,sun6i-a31-spi
21 - const: allwinner,sun8i-h3-spi 23 - const: allwinner,sun8i-h3-spi
22 - items: 24 - items:
23 - enum: !! 25 - enum:
24 - allwinner,sun8i-r40-spi !! 26 - allwinner,sun8i-r40-spi
25 - allwinner,sun50i-h6-spi !! 27 - allwinner,sun50i-h6-spi
26 - allwinner,sun50i-h616-spi !! 28 - const: allwinner,sun8i-h3-spi
27 - allwinner,suniv-f1c100s-spi <<
28 - const: allwinner,sun8i-h3-spi <<
29 - items: <<
30 - enum: <<
31 - allwinner,sun20i-d1-spi <<
32 - allwinner,sun50i-r329-spi-dbi <<
33 - const: allwinner,sun50i-r329-spi <<
34 - items: <<
35 - const: allwinner,sun20i-d1-spi-dbi <<
36 - const: allwinner,sun50i-r329-spi-d <<
37 - const: allwinner,sun50i-r329-spi <<
38 29
39 reg: 30 reg:
40 maxItems: 1 31 maxItems: 1
41 32
42 interrupts: 33 interrupts:
43 maxItems: 1 34 maxItems: 1
44 35
45 clocks: 36 clocks:
46 items: 37 items:
47 - description: Bus Clock 38 - description: Bus Clock
48 - description: Module Clock 39 - description: Module Clock
49 40
50 clock-names: 41 clock-names:
51 items: 42 items:
52 - const: ahb 43 - const: ahb
53 - const: mod 44 - const: mod
54 45
55 resets: 46 resets:
56 maxItems: 1 47 maxItems: 1
57 48
58 dmas: 49 dmas:
59 items: 50 items:
60 - description: RX DMA Channel 51 - description: RX DMA Channel
61 - description: TX DMA Channel 52 - description: TX DMA Channel
62 53
63 dma-names: 54 dma-names:
64 items: 55 items:
65 - const: rx 56 - const: rx
66 - const: tx 57 - const: tx
67 58
>> 59 num-cs: true
>> 60
68 patternProperties: 61 patternProperties:
69 "^.*@[0-9a-f]+": 62 "^.*@[0-9a-f]+":
70 type: object 63 type: object
71 additionalProperties: true <<
72 <<
73 properties: 64 properties:
74 reg: 65 reg:
75 items: 66 items:
76 minimum: 0 67 minimum: 0
77 maximum: 4 68 maximum: 4
78 69
79 spi-rx-bus-width: 70 spi-rx-bus-width:
80 const: 1 71 const: 1
81 72
82 spi-tx-bus-width: 73 spi-tx-bus-width:
83 const: 1 74 const: 1
84 75
85 required: 76 required:
86 - compatible 77 - compatible
87 - reg 78 - reg
88 - interrupts 79 - interrupts
89 - clocks 80 - clocks
90 - clock-names 81 - clock-names
91 82
92 unevaluatedProperties: false !! 83 additionalProperties: false
93 84
94 examples: 85 examples:
95 - | 86 - |
96 spi1: spi@1c69000 { 87 spi1: spi@1c69000 {
97 compatible = "allwinner,sun6i-a31-spi" 88 compatible = "allwinner,sun6i-a31-spi";
98 reg = <0x01c69000 0x1000>; 89 reg = <0x01c69000 0x1000>;
99 interrupts = <0 66 4>; 90 interrupts = <0 66 4>;
100 clocks = <&ahb1_gates 21>, <&spi1_clk> 91 clocks = <&ahb1_gates 21>, <&spi1_clk>;
101 clock-names = "ahb", "mod"; 92 clock-names = "ahb", "mod";
102 resets = <&ahb1_rst 21>; 93 resets = <&ahb1_rst 21>;
103 #address-cells = <1>; 94 #address-cells = <1>;
104 #size-cells = <0>; 95 #size-cells = <0>;
105 }; 96 };
106 97
107 - | 98 - |
108 spi0: spi@1c68000 { 99 spi0: spi@1c68000 {
109 compatible = "allwinner,sun8i-h3-spi"; 100 compatible = "allwinner,sun8i-h3-spi";
110 reg = <0x01c68000 0x1000>; 101 reg = <0x01c68000 0x1000>;
111 interrupts = <0 65 4>; 102 interrupts = <0 65 4>;
112 clocks = <&ccu 30>, <&ccu 82>; 103 clocks = <&ccu 30>, <&ccu 82>;
113 clock-names = "ahb", "mod"; 104 clock-names = "ahb", "mod";
114 dmas = <&dma 23>, <&dma 23>; 105 dmas = <&dma 23>, <&dma 23>;
115 dma-names = "rx", "tx"; 106 dma-names = "rx", "tx";
116 resets = <&ccu 15>; 107 resets = <&ccu 15>;
117 #address-cells = <1>; 108 #address-cells = <1>;
118 #size-cells = <0>; 109 #size-cells = <0>;
119 }; 110 };
120 111
121 ... 112 ...
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