linux-kernel - Re: [PATCH] hwmon: LM95245 driver

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Message-ID: <20110623142641.GD28311@ericsson.com>
Date:	Thu, 23 Jun 2011 07:26:41 -0700
From:	Guenter Roeck <guenter.roeck@...csson.com>
To:	Alexander Stein <alexander.stein@...tec-electronic.com>
CC:	Jean Delvare <khali@...ux-fr.org>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] hwmon: LM95245 driver

On Thu, Jun 23, 2011 at 06:50:37AM -0400, Alexander Stein wrote:
> On Thursday 23 June 2011 11:33:16 Jean Delvare wrote:
> > On Thu, 23 Jun 2011 11:14:52 +0200, Alexander Stein wrote:
> > > Well, I noticed that. But I went the way lm95241 does. I'm also unsure
> > > which interval to choose, if user specify a unsupported interval. Choose
> > > the next small or the next greater one? Maybe you can give me a hint
> > > here.
> > 
> > BTW, is the LM95245 so incompatible that support couldn't be added to
> > the lm95241 driver? If both devices are compatible to a reasonable
> > degree, a single driver would be preferred.
> 
> Well, the register mapping is completly different. Also some configuration 
> bits are merged and moved into other registers than in lm95241. I doubt there 
> is much more compatibility than i2c transfers and temperature format (despite 
> unsigned/unsigned).
> 
Same conclusion here. Odd but true.

Guenter
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