dt-bindings: hwmon: add bindings for qcom,amoled-ecm

%YAML 1.2

---

$id: http://devicetree.org/schemas/bindings/hwmon/qcom,amoled-ecm.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. AMOLED ECM binding

maintainers:

  - Shyam Kumar Thella <sthella@qti.qualcomm.com>

description: |

  Qualcomm Technologies, Inc. AMOLED ECM supports measurement of OLED

  display power/current consumption with a time granularity in sub-frame

  or multiple frames of image data. A power measurement can be for a

  shorter period or for a longer period.

properties:

  compatible:

    const: qcom,amoled-ecm

  reg:

    description: Base address of AMOLED AB module. Registers of

      AMOLED ECM are part of AMOLED AB module.

    maxItems: 1

  nvmem-names:

    minItems: 1

    description: Array of one or more nvmem device name(s) for ECM

      measurement.

    items:

      - const: amoled-ecm-sdam0

      - const: amoled-ecm-sdam1

    $ref: /schemas/types.yaml#/definitions/string-array

  nvmem:

    minItems: 1

    description: Array of one or more phandles of the nvmem device(s)

      for ECM measurement.

    $ref: /schemas/nvmem/nvmem.yaml

  interrupts:

    description: Specifies the interrupts for nvmem devices used by

      AMOLED ECM.

    minItems: 1

    $ref: /schemas/interrupts.yaml

  interrupt-names:

    description: Specifies the interrupt names for nvmem devices used

      by AMOLED ECM.

    minItems: 1

    items:

      - const: ecm-sdam0

      - const: ecm-sdam1

    $ref: /schemas/types.yaml#/definitions/string-array

required:

  - compatible

  - reg

  - nvmem-names

  - nvmem

  - interrupt-names

  - interrupts

examples:

  - |

    qcom,amoled-ecm@f900 {

        compatible = "qcom,amoled-ecm";

        reg = <0xf900>;

        nvmem-names = "amoled-ecm-sdam0", "amoled-ecm-sdam1";

        nvmem = <&pmk8350_sdam_13>, <&pmk8350_sdam_14>;

        interrupt-names = "ecm-sdam0", "ecm-sdam1";

        interrupts = <0x0 0x7c 0x1 IRQ_TYPE_EDGE_RISING>,

                     <0x0 0x7d 0x1 IRQ_TYPE_EDGE_RISING>;

    };