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From: Jonathan Cameron <jic23@jic23.retrosnub.co.uk>
To: "Nuno Sá" <nuno.sa@analog.com>
Cc: <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Michael Hennerich <Michael.Hennerich@analog.com>
Subject: Re: [PATCH 2/3] iio: ABI: add ABI file for the LTC2688 DAC
Date: Thu, 16 Dec 2021 13:35:12 +0000	[thread overview]
Message-ID: <20211216133458.307acea4@jic23-huawei> (raw)
In-Reply-To: <20211214165608.7903-3-nuno.sa@analog.com>

On Tue, 14 Dec 2021 17:56:07 +0100
Nuno Sá <nuno.sa@analog.com> wrote:

> Define the sysfs interface for toggle or dither capable channels. Dither
> capable channels will have the extended interface:
> 
>  * out_voltageY_dither_en
>  * out_voltageY_dither_raw
>  * out_voltageY_dither_raw_available
>  * out_voltageY_dither_frequency
>  * out_voltageY_dither_frequency_available
>  * out_voltageY_dither_phase
>  * out_voltageY_dither_phase_available
> 
> Toggle enabled channels will have:
> 
>  * out_voltageY_toggle_en
>  * out_voltageY_raw1
>  * out_voltageY_symbol
> 
> Signed-off-by: Nuno Sá <nuno.sa@analog.com>
> ---

> +What:		/sys/bus/iio/devices/iio:deviceX/out_voltageY_raw1

I was thinking more raw0 and raw1 rather than not having the 0 for the
first one.   If someone has the device in a circuit where they want to use
the toggle mode then I'd assume they know about the special ABI and can
cope with this.

> +KernelVersion:	5.16
> +Contact:	linux-iio@vger.kernel.org
> +Description:
> +		It has the same meaning as out_voltageY_raw. This attribute is
> +		specific to toggle enabled channels and refers to the DAC output
> +		code in the INPUT_B register while regular out_voltageY_raw
> +		refers to INPUT_A. The same scale, offset, etc applies.



  reply	other threads:[~2021-12-16 13:29 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-14 16:56 [PATCH 0/3] Add support for LTC2688 Nuno Sá
2021-12-14 16:56 ` [PATCH 1/3] iio: dac: add support for ltc2688 Nuno Sá
2021-12-15 10:23   ` Lars-Peter Clausen
2021-12-15 13:40     ` Sa, Nuno
2021-12-15 13:55       ` Sa, Nuno
2021-12-15 15:58       ` Lars-Peter Clausen
2021-12-15 17:08         ` Sa, Nuno
2021-12-16 14:11   ` Jonathan Cameron
2021-12-17 12:31     ` Sa, Nuno
2021-12-30 15:28       ` Jonathan Cameron
2022-01-07 15:44         ` Sa, Nuno
2021-12-14 16:56 ` [PATCH 2/3] iio: ABI: add ABI file for the LTC2688 DAC Nuno Sá
2021-12-16 13:35   ` Jonathan Cameron [this message]
2021-12-17 11:59     ` Sa, Nuno
2021-12-14 16:56 ` [PATCH 3/3] dt-bindings: iio: Add ltc2688 documentation Nuno Sá
2021-12-15 21:30   ` Rob Herring
2021-12-16 13:32     ` Jonathan Cameron
2021-12-17  9:09       ` Sa, Nuno
2021-12-30 15:43         ` Jonathan Cameron
2022-01-07 15:49           ` Sa, Nuno
2021-12-30 15:13 ` [PATCH 0/3] Add support for LTC2688 Jonathan Cameron
2022-01-07 15:32   ` Sa, Nuno

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