Bindings/mtd/ti,elm.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/mtd/ti,elm.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Texas Instruments Error Location Module (ELM).
   8
   9 maintainers:
  10   - Roger Quadros <rogerq@kernel.org>
  11
  12 description:
  13   ELM module is used together with GPMC and NAND Flash to detect
  14   errors and the location of the error based on BCH algorithms
  15   so they can be corrected if possible.
  16
  17 properties:
  18   compatible:
  19     enum:
  20       - ti,am3352-elm
  21       - ti,am64-elm
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   clocks:
  30     maxItems: 1
  31     description: Functional clock.
  32
  33   clock-names:
  34     items:
  35       - const: fck
  36
  37   power-domains:
  38     maxItems: 1
  39
  40   ti,hwmods:
  41     description:
  42       Name of the HWMOD associated with ELM. This is for legacy
  43       platforms only.
  44     $ref: /schemas/types.yaml#/definitions/string
  45     deprecated: true
  46
  47 required:
  48   - compatible
  49   - reg
  50   - interrupts
  51
  52 allOf:
  53   - if:
  54       properties:
  55         compatible:
  56           contains:
  57             const: ti,am64-elm
  58     then:
  59       required:
  60         - clocks
  61         - clock-names
  62         - power-domains
  63
  64 additionalProperties: false
  65
  66 examples:
  67   - |
  68     elm: ecc@0 {
  69         compatible = "ti,am3352-elm";
  70         reg = <0x0 0x2000>;
  71         interrupts = <4>;
  72     };