0001 # SPDX-License-Identifier: GPL-2.0
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/mtd/allwinner,sun4i-a10-nand.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Allwinner A10 NAND Controller Device Tree Bindings
0008
0009 allOf:
0010 - $ref: "nand-controller.yaml"
0011
0012 maintainers:
0013 - Chen-Yu Tsai <wens@csie.org>
0014 - Maxime Ripard <mripard@kernel.org>
0015
0016 properties:
0017 "#address-cells": true
0018 "#size-cells": true
0019
0020 compatible:
0021 enum:
0022 - allwinner,sun4i-a10-nand
0023 - allwinner,sun8i-a23-nand-controller
0024 reg:
0025 maxItems: 1
0026
0027 interrupts:
0028 maxItems: 1
0029
0030 clocks:
0031 items:
0032 - description: Bus Clock
0033 - description: Module Clock
0034
0035 clock-names:
0036 items:
0037 - const: ahb
0038 - const: mod
0039
0040 resets:
0041 maxItems: 1
0042
0043 reset-names:
0044 const: ahb
0045
0046 dmas:
0047 maxItems: 1
0048
0049 dma-names:
0050 const: rxtx
0051
0052 pinctrl-names: true
0053
0054 patternProperties:
0055 "^pinctrl-[0-9]+$": true
0056
0057 "^nand@[a-f0-9]+$":
0058 type: object
0059 properties:
0060 reg:
0061 minimum: 0
0062 maximum: 7
0063
0064 nand-ecc-mode: true
0065
0066 nand-ecc-algo:
0067 const: bch
0068
0069 nand-ecc-step-size:
0070 enum: [ 512, 1024 ]
0071
0072 nand-ecc-strength:
0073 maximum: 80
0074
0075 allwinner,rb:
0076 description:
0077 Contains the native Ready/Busy IDs.
0078 $ref: /schemas/types.yaml#/definitions/uint32-array
0079 minItems: 1
0080 maxItems: 2
0081 items:
0082 minimum: 0
0083 maximum: 1
0084
0085 additionalProperties: false
0086
0087 required:
0088 - compatible
0089 - reg
0090 - interrupts
0091 - clocks
0092 - clock-names
0093
0094 additionalProperties: false
0095
0096 ...
