Commit 7ea58c95 authored by Casey Connolly's avatar Casey Connolly Committed by Jonathan Cameron
Browse files

dt-bindings: iio: adc: document qcom-spmi-rradc 



Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like
PMI8998 and PMI8994

Signed-off-by: default avatarCaleb Connolly <caleb.connolly@linaro.org>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220429220904.137297-5-caleb.connolly@linaro.org


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent d23c3c08

Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml

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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/iio/adc/qcom,spmi-rradc.yaml#

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



title: Qualcomm's SPMI PMIC Round Robin ADC



maintainers:

  - Caleb Connolly <caleb.connolly@linaro.org>



description: |

  The Qualcomm SPMI Round Robin ADC (RRADC) provides interface to clients to

  read the voltage, current and temperature for supported peripherals such as

  the battery thermistor die temperature, charger temperature, USB and DC input

  voltage / current and battery ID resistor.



properties:

  compatible:

    enum:

      - qcom,pmi8998-rradc

      - qcom,pm660-rradc



  reg:

    maxItems: 1



  qcom,batt-id-delay-ms:

    description: Sets the hardware settling time for the battery ID resistor.

    enum: [0, 1, 4, 12, 20, 40, 60, 80]



  "#io-channel-cells":

    const: 1



required:

  - compatible

  - reg



additionalProperties: false



examples:

  - |

    pmic {

      #address-cells = <1>;

      #size-cells = <0>;



      pmic_rradc: adc@4500 {

          compatible = "qcom,pmi8998-rradc";

          reg = <0x4500>;

          #io-channel-cells  = <1>;

      };

    };