linux-kernel - Re: [PATCH v3 3/4] dt-bindings: iio: adc: add ad7405

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250516-moonshine-engine-006e72665702@spud>
Date: Fri, 16 May 2025 15:18:26 +0100
From: Conor Dooley <conor@...nel.org>
To: Pop Ioan Daniel <pop.ioan-daniel@...log.com>
Cc: Lars-Peter Clausen <lars@...afoo.de>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Sergiu Cuciurean <sergiu.cuciurean@...log.com>,
	Dragos Bogdan <dragos.bogdan@...log.com>,
	Antoniu Miclaus <antoniu.miclaus@...log.com>,
	Olivier Moysan <olivier.moysan@...s.st.com>,
	Javier Carrasco <javier.carrasco.cruz@...il.com>,
	Matti Vaittinen <mazziesaccount@...il.com>,
	Tobias Sperling <tobias.sperling@...ting.com>,
	Alisa-Dariana Roman <alisadariana@...il.com>,
	Marcelo Schmitt <marcelo.schmitt@...log.com>,
	Trevor Gamblin <tgamblin@...libre.com>,
	Matteo Martelli <matteomartelli3@...il.com>,
	linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 3/4] dt-bindings: iio: adc: add ad7405

On Fri, May 16, 2025 at 01:58:03PM +0300, Pop Ioan Daniel wrote:
> Add devicetree bindings for ad7405/adum770x family.
> 
> Signed-off-by: Pop Ioan Daniel <pop.ioan-daniel@...log.com>
> ---
> changes in v2:
>  - fix properties: clocks issue
>  .../bindings/iio/adc/adi,ad7405.yaml          | 60 +++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7405.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7405.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7405.yaml
> new file mode 100644
> index 000000000000..939de3bd6f26
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7405.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright 2025 Analog Devices Inc.
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/adi,ad7405.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices AD7405 family
> +
> +maintainers:
> +  - Dragos Bogdan <dragos.bogdan@...log.com>
> +  - Pop Ioan Daniel <pop.ioan-daniel@...log.com>
> +
> +description: |
> +  Analog Devices AD7405 is a high performance isolated ADC, 1-channel,
> +  16-bit with a second-order Σ-Δ modulator that converts an analog input signal
> +  into a high speed, single-bit data stream.
> +
> +  https://www.analog.com/media/en/technical-documentation/data-sheets/ad7405.pdf
> +  https://www.analog.com/media/en/technical-documentation/data-sheets/adum7701.pdf
> +  https://www.analog.com/media/en/technical-documentation/data-sheets/adum7702.pdf
> +  https://www.analog.com/media/en/technical-documentation/data-sheets/ADuM7703.pdf
> +
> +properties:
> +  compatible:
> +    enum:
> +      - adi,ad7405
> +      - adi,adum7701
> +      - adi,adum7702
> +      - adi,adum7703
> +
> +  clocks:
> +    maxItems: 1
> +
> +  vdd1-supply: true
> +
> +  vdd2-supply: true
> +
> +  io-backends:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - clocks
> +  - vdd1-supply
> +  - vdd2-supply
> +  - io-backends
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    adc {
> +        compatible = "adi,ad7405";
> +        clocks = <&axi_clk_gen 0>;

No reg here, how do you actually access this device?
Is it entirely via the backend?

> +        vdd1-supply = <&vdd1>;
> +        vdd2-supply = <&vdd2>;
> +        io-backends = <&iio_backend>;
> +    };
> +...
> -- 
> 2.34.1
> 

Download attachment "signature.asc" of type "application/pgp-signature" (229 bytes)