Re: [PATCH v13 4/9] dt-bindings: iio: adc: document qcom-spmi-rradc

[Jonathan Cameron <jic23@xxxxxxxxxx>]

On Wed, 23 Mar 2022 16:28:15 +0000
Caleb Connolly <caleb.connolly@xxxxxxxxxx> wrote:

> From: Caleb Connolly <caleb.connolly@xxxxxxxxxx>
> 
> Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like
> PMI8998 and PMI8994
> 
> Signed-off-by: Caleb Connolly <caleb.connolly@xxxxxxxxxx>
On basis I don't mind if Lee want's to pick this up and send me an
immutable branch. If not, once Lee has taken a look I can create
an immutable branch for this.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> ---
>  .../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@xxxxxxxxxx>
> +
> +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>;
> +      };
> +    };