linux-kernel - Re: [PATCH 2/2] hwmon: Add AMS AS6200 temperature sensor

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Message-ID: <aa93010a-7ab0-4b9d-bb5d-25ea15b81120@roeck-us.net>
Date: Sat, 16 Dec 2023 10:46:53 -0800
From: Guenter Roeck <linux@...ck-us.net>
To: Abdel Alkuor <alkuor@...il.com>, Jean Delvare <jdelvare@...e.com>,
 Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Jonathan Corbet <corbet@....net>
Cc: linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org
Subject: Re: [PATCH 2/2] hwmon: Add AMS AS6200 temperature sensor

On 12/16/23 08:39, Abdel Alkuor wrote:
> as6200 is a temperature sensor with 0.0625°C resolution and a range between
> -40°C to 125°C.
> 
> By default, the driver configures as6200 as following:
> - Converstion rate: 8 Hz
> - Conversion mode: continuous
> - Consecutive fault counts: 6 samples
> - Alert state: high polarity
> - Alert mode: comparator mode
> 
> Interrupt is supported for the alert pin.
> 
> Datasheet: https://ams.com/documents/20143/36005/AS6200_DS000449_4-00.pdf
> Signed-off-by: Abdel Alkuor <alkuor@...il.com>

Please explain why the lm75 driver would not work for this chip.
I don't immediately see the problem, especially with TMP112 using almost
the same configuration register layout.

Thanks,
Guenter