Bindings/reset/hisilicon,hi3660-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/hisilicon,hi3660-reset.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Hisilicon System Reset Controller
   8
   9 maintainers:
  10   - Wei Xu <xuwei5@hisilicon.com>
  11
  12 description: |
  13   Please also refer to reset.txt in this directory for common reset
  14   controller binding usage.
  15   The reset controller registers are part of the system-ctl block on
  16   hi3660 and hi3670 SoCs.
  17
  18 properties:
  19   compatible:
  20     oneOf:
  21       - items:
  22           - const: hisilicon,hi3660-reset
  23       - items:
  24           - const: hisilicon,hi3670-reset
  25           - const: hisilicon,hi3660-reset
  26
  27   hisi,rst-syscon:
  28     deprecated: true
  29     description: phandle of the reset's syscon, use hisilicon,rst-syscon instead
  30     $ref: /schemas/types.yaml#/definitions/phandle
  31
  32   hisilicon,rst-syscon:
  33     description: phandle of the reset's syscon.
  34     $ref: /schemas/types.yaml#/definitions/phandle
  35
  36   '#reset-cells':
  37     description: |
  38       Specifies the number of cells needed to encode a reset source.
  39       Cell #1 : offset of the reset assert control register from the syscon
  40                 register base
  41                 offset + 4: deassert control register
  42                 offset + 8: status control register
  43       Cell #2 : bit position of the reset in the reset control register
  44     const: 2
  45
  46 required:
  47   - compatible
  48
  49 additionalProperties: false
  50
  51 examples:
  52   - |
  53     iomcu_rst_controller {
  54         compatible = "hisilicon,hi3660-reset";
  55         hisilicon,rst-syscon = <&iomcu>;
  56         #reset-cells = <2>;
  57     };
  58 ...