[PATCH v2 2/3] dt-bindings: iio: adc: Add binding documentation for NXP IMX93 ADC

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Thu Dec 15 02:11:38 PST 2022


On 14/12/2022 14:35, haibo.chen at nxp.com wrote:
> From: Haibo Chen <haibo.chen at nxp.com>
> 
> The IMX93 SoC has a new ADC IP, so add binding documentation
> for NXP IMX93 ADC.
> 
> Signed-off-by: Haibo Chen <haibo.chen at nxp.com>
> ---
>  .../bindings/iio/adc/nxp,imx93-adc.yaml       | 79 +++++++++++++++++++
>  1 file changed, 79 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml
> new file mode 100644
> index 000000000000..229bb79e255c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml

This was already sent, so I am surprised to see this in worse or the
same state. Don't force us to repeat review, it's a waste of time.

> @@ -0,0 +1,79 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/nxp,imx93-adc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP iMX93 ADC bindings

Drop bindings. How did it appear here? It wasn't in v1.

> +
> +maintainers:
> +  - Haibo Chen <haibo.chen at nxp.com>
> +
> +description:
> +  The ADC on iMX93 is a 8-channel 12-bit 1MS/s ADC with 4 channels
> +  connected to pins. it support normal and inject mode, include
> +  One-Shot and Scan (continuous) conversions. Programmable DMA
> +  enables for each channel  Also this ADC contain alternate analog
> +  watchdog thresholds, select threshold through input ports. And
> +  also has Self-test logic and Software-initiated calibration.
> +
> +properties:
> +  compatible:
> +    const: nxp,imx93-adc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    description:
> +      line 0 for WDGnL (watchdog threshold) interrupt requests.
> +      line 1 for WDGnH (watchdog threshold) interrupt requests.
> +      line 2 for normal conversion, include EOC (End of Conversion)
> +      interrupt request, ECH (End of Chain) interrupt request,
> +      JEOC (End of Injected Conversion mode) interrupt request
> +      and JECH (End of injected Chain) interrupt request.
> +      line 3 for Self-testing Interrupts.
> +    maxItems: 4
> +
> +  clocks:
> +    maxItems: 1
> +
> +  vref-supply:
> +    description:
> +      The reference voltage which used to establish channel scaling.
> +
> +  "#io-channel-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - vref-supply
> +  - "#io-channel-cells"
> +
> +additionalProperties: false
> +

Best regards,
Krzysztof




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