linux-kernel - Re: [PATCH v2] hwmon: Add LTC2471/LTC2473 driver

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Message-ID: <1fdc6985-f6ca-2751-3503-a6de67b517e0@roeck-us.net>
Date:   Thu, 29 Jun 2017 06:41:11 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Mike Looijmans <mike.looijmans@...ic.nl>,
        Lars-Peter Clausen <lars@...afoo.de>,
        linux-hwmon@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, jdelvare@...e.com,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        Jonathan Cameron <jic23@...nel.org>
Subject: Re: [PATCH v2] hwmon: Add LTC2471/LTC2473 driver

On 06/29/2017 06:22 AM, Mike Looijmans wrote:
> On 29-06-17 14:30, Lars-Peter Clausen wrote:
>> On 06/29/2017 02:13 PM, Mike Looijmans wrote:
>>> The LTC2741 and LTC2473 are single voltage monitoring chips. The LTC2473
>>> is similar to the LTC2471 but outputs a signed differential value.
>>>
>>> Datasheet:
>>>    http://cds.linear.com/docs/en/datasheet/24713fb.pdf
>>
>> This looks more like a general purpose ADC rather than a specialized voltage
>> monitoring chip. In my opinion this driver would be better suited for the
>> IIO framework. But before you start working on that lets try to hear what
>> others think about this.
> 
> I'm neutral on it, it's being used as a hardware monitor on the board I have, but it's indeed a generic I2C ADC.
> 
> Do you have a suggestion for a similar device (simple I2C ADC) that I could base the IIO driver on? I've come across the AD799x which seems a good starting point.
> 

ltc2485, ltc2497 ? No idea how close they are.

Guenter