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   - $ref: "nand-controller.yaml"
  11
  12 maintainers:
  13   - Chen-Yu Tsai <wens@csie.org>
  14   - Maxime Ripard <maxime.ripard@bootlin.com>
  15
  16 properties:
  17   "#address-cells": true
  18   "#size-cells": true
  19
  20   compatible:
  21     const: allwinner,sun4i-a10-nand
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   clocks:
  30     items:
  31       - description: Bus Clock
  32       - description: Module Clock
  33
  34   clock-names:
  35     items:
  36       - const: ahb
  37       - const: mod
  38
  39   resets:
  40     maxItems: 1
  41
  42   reset-names:
  43     const: ahb
  44
  45   dmas:
  46     maxItems: 1
  47
  48   dma-names:
  49     const: rxtx
  50
  51   pinctrl-names: true
  52
  53 patternProperties:
  54   "^pinctrl-[0-9]+$": true
  55
  56   "^nand@[a-f0-9]+$":
  57     properties:
  58       reg:
  59         maxItems: 1
  60         minimum: 0
  61         maximum: 7
  62
  63       nand-ecc-mode: true
  64
  65       nand-ecc-algo:
  66         const: bch
  67
  68       nand-ecc-step-size:
  69         enum: [ 512, 1024 ]
  70
  71       nand-ecc-strength:
  72         maximum: 80
  73
  74       allwinner,rb:
  75         description:
  76           Contains the native Ready/Busy IDs.
  77         allOf:
  78           - $ref: /schemas/types.yaml#/definitions/uint32-array
  79           - minItems: 1
  80             maxItems: 2
  81             items:
  82               minimum: 0
  83               maximum: 1
  84
  85     additionalProperties: false
  86
  87 required:
  88   - compatible
  89   - reg
  90   - interrupts
  91   - clocks
  92   - clock-names
  93
  94 additionalProperties: false
  95
  96 ...