diff mbox series

[v12,4/9] dt-bindings: iio: adc: document qcom-spmi-rradc

Message ID 20220316142313.92371-5-caleb.connolly@linaro.org (mailing list archive)
State Changes Requested
Headers show
Series iio: adc: introduce Qualcomm SPMI Round Robin ADC | expand

Commit Message

Caleb Connolly March 16, 2022, 2:23 p.m. UTC
Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like
PMI8998 and PMI8994

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/iio/adc/qcom,spmi-rradc.yaml     | 54 +++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml

Comments

Krzysztof Kozlowski March 16, 2022, 4:35 p.m. UTC | #1
On 16/03/2022 15:23, Caleb Connolly wrote:
> Add dt-binding docs for the Qualcomm SPMI RRADC found in PMICs like
> PMI8998 and PMI8994
> 
> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
> Reviewed-by: Rob Herring <robh@kernel.org>
> ---
>  .../bindings/iio/adc/qcom,spmi-rradc.yaml     | 54 +++++++++++++++++++
>  1 file changed, 54 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..11d47c46a48d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml
> @@ -0,0 +1,54 @@
> +# 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.

Please wrap at 80. It's still in the coding style and there is no
readability increase by using 100. Same goes to other descriptions here.

> +
> +properties:
> +  compatible:
> +    enum:
> +      - qcom,pmi8998-rradc
> +      - qcom,pm660-rradc
> +
> +  reg:
> +    description: rradc base address and length in the SPMI PMIC register map

Obvious description, remove it.

Best regards,
Krzysztof
diff mbox series

Patch

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..11d47c46a48d
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-rradc.yaml
@@ -0,0 +1,54 @@ 
+# 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:
+    description: rradc base address and length in the SPMI PMIC register map
+    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>;
+      };
+    };
+...