Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[sfrench/cifs-2.6.git] / Documentation / devicetree / bindings / mtd / allwinner,sun4i-a10-nand.yaml
1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/mtd/allwinner,sun4i-a10-nand.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Allwinner A10 NAND Controller Device Tree Bindings
8
9 allOf:
10   - $ref: "nand-controller.yaml"
11
12 maintainers:
13   - Chen-Yu Tsai <wens@csie.org>
14   - Maxime Ripard <maxime.ripard@bootlin.com>
15
16 properties:
17   "#address-cells": true
18   "#size-cells": true
19
20   compatible:
21     enum:
22       - allwinner,sun4i-a10-nand
23       - allwinner,sun8i-a23-nand-controller
24   reg:
25     maxItems: 1
26
27   interrupts:
28     maxItems: 1
29
30   clocks:
31     items:
32       - description: Bus Clock
33       - description: Module Clock
34
35   clock-names:
36     items:
37       - const: ahb
38       - const: mod
39
40   resets:
41     maxItems: 1
42
43   reset-names:
44     const: ahb
45
46   dmas:
47     maxItems: 1
48
49   dma-names:
50     const: rxtx
51
52   pinctrl-names: true
53
54 patternProperties:
55   "^pinctrl-[0-9]+$": true
56
57   "^nand@[a-f0-9]+$":
58     properties:
59       reg:
60         maxItems: 1
61         minimum: 0
62         maximum: 7
63
64       nand-ecc-mode: true
65
66       nand-ecc-algo:
67         const: bch
68
69       nand-ecc-step-size:
70         enum: [ 512, 1024 ]
71
72       nand-ecc-strength:
73         maximum: 80
74
75       allwinner,rb:
76         description:
77           Contains the native Ready/Busy IDs.
78         allOf:
79           - $ref: /schemas/types.yaml#/definitions/uint32-array
80           - minItems: 1
81             maxItems: 2
82             items:
83               minimum: 0
84               maximum: 1
85
86     additionalProperties: false
87
88 required:
89   - compatible
90   - reg
91   - interrupts
92   - clocks
93   - clock-names
94
95 additionalProperties: false
96
97 ...