linux-kernel - Re: [PATCH v14 04/10] dt-bindings: iio: adc: document qcom-spmi-rradc

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Date:   Tue, 14 Jun 2022 11:45:39 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Caleb Connolly <caleb.connolly@...aro.org>
Cc:     Lars-Peter Clausen <lars@...afoo.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Lee Jones <lee.jones@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        Sumit Semwal <sumit.semwal@...aro.org>
Subject: Re: [PATCH v14 04/10] dt-bindings: iio: adc: document
 qcom-spmi-rradc

On Fri, 29 Apr 2022 23:08:59 +0100
Caleb Connolly <caleb.connolly@...aro.org> wrote:

> Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like
> PMI8998 and PMI8994
> 
> Signed-off-by: Caleb Connolly <caleb.connolly@...aro.org>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
#to let Lee pick it up via mfd if he prefers.

Thanks,

Jonathan

> ---
>  .../bindings/iio/adc/qcom,spmi-rradc.yaml     | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml
> new file mode 100644
> index 000000000000..c8cbfd3444be
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml
> @@ -0,0 +1,51 @@
> +# 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@...aro.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@...0 {
> +          compatible = "qcom,pmi8998-rradc";
> +          reg = <0x4500>;
> +          #io-channel-cells  = <1>;
> +      };
> +    };