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

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Date:	Tue, 10 Sep 2013 12:36:31 +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 09/10/2013 12:35 PM, Wei Ni wrote:
> 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.

Sorry, it's typo, it should be "can't 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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