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     type: object
  59     properties:
  60       reg:
  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 ...