Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/reset/atmel,at91sam9260-reset.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Atmel/Microchip System Reset Controller
   8
   9 maintainers:
  10   - Claudiu Beznea <claudiu.beznea@microchip.com>
  11
  12 description: |
  13   The system reset controller can be used to reset the CPU. In case of
  14   SAMA7G5 it can also reset some devices (e.g. USB PHYs).
  15
  16 properties:
  17   compatible:
  18     oneOf:
  19       - items:
  20           - enum:
  21               - atmel,at91sam9260-rstc
  22               - atmel,at91sam9g45-rstc
  23               - atmel,sama5d3-rstc
  24               - microchip,sam9x60-rstc
  25               - microchip,sama7g5-rstc
  26       - items:
  27           - const: atmel,sama5d3-rstc
  28           - const: atmel,at91sam9g45-rstc
  29
  30   reg:
  31     minItems: 1
  32     items:
  33       - description: base registers for system reset control
  34       - description: registers for device specific reset control
  35
  36   clocks:
  37     maxItems: 1
  38
  39   "#reset-cells":
  40     const: 1
  41
  42 required:
  43   - compatible
  44   - reg
  45   - clocks
  46
  47 allOf:
  48   - if:
  49       properties:
  50         compatible:
  51           contains:
  52             enum:
  53               - microchip,sama7g5-rstc
  54     then:
  55       required:
  56         - "#reset-cells"
  57
  58 additionalProperties: false
  59
  60 examples:
  61   - |
  62     #include <dt-bindings/clock/at91.h>
  63
  64     reset-controller@fffffd00 {
  65         compatible = "atmel,at91sam9260-rstc";
  66         reg = <0xfffffd00 0x10>;
  67         clocks = <&pmc PMC_TYPE_CORE PMC_SLOW>;
  68     };