linux-kernel - Re: [PATCH v3 2/2] Documentation: dt: hwmon: add OF document for LM90

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Date:	Tue, 10 Sep 2013 12:35:03 +0800
From:	Wei Ni <wni@...dia.com>
To:	Ramkumar Ramachandra <artagnon@...il.com>
CC:	"khali@...ux-fr.org" <khali@...ux-fr.org>,
	Guenter Roeck <linux@...ck-us.net>,
	"broonie@...nel.org" <broonie@...nel.org>,
	"swarren@...dotorg.org" <swarren@...dotorg.org>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 2/2] Documentation: dt: hwmon: add OF document for
 LM90

On 09/09/2013 06:57 PM, Ramkumar Ramachandra wrote:
> Wei Ni wrote:
>> diff --git a/Documentation/devicetree/bindings/hwmon/lm90.txt b/Documentation/devicetree/bindings/hwmon/lm90.txt
>> new file mode 100644
>> index 0000000..5570875
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/hwmon/lm90.txt
> 
> While at it, please update and rename ads1015.txt.

This series is for lm90 compatible devices, it seems ads1015 is not
register-compatible with lm90.

> 
>> @@ -0,0 +1,44 @@
>> +* LM90 series thermometer.
>> +
>> +Required node properties:
>> +- compatible: manufacture and chip name, one of
>> +               "<manufacture>,adm1032"
>> +               "<manufacture>,adt7461"
>> +               "<manufacture>,adt7461a"
>> +               "<manufacture>,g781"
>> +               "<manufacture>,lm90"
>> +               "<manufacture>,lm86"
>> +               "<manufacture>,lm89"
>> +               "<manufacture>,lm99"
> 
> More versions of this of different ages are required.

In here, the chip names, such as "lm99", come from lm90.c id_table, the
i2c subsystem want to use it to load driver, so we can add any other names.

> 
>> +               "<manufacture>,max6646"
>> +               "<manufacture>,max6647"
>> +               "<manufacture>,max6649"
>> +               "<manufacture>,max6657"
>> +               "<manufacture>,max6658"
>> +               "<manufacture>,max6659"
>> +               "<manufacture>,max6680"
>> +               "<manufacture>,max6681"
>> +               "<manufacture>,max6695"
>> +               "<manufacture>,max6696"
> 
> SSDNow devices are required.
What's the SSDNow device? It seems the lm90.c doesn't support it.

Thanks.
Wei.

> 

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