linux-kernel - Re: [PATCH] drivers, char: add U-Boot bootcount driver

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Message-ID: <20111206220620.GF14154@pengutronix.de>
Date:	Tue, 6 Dec 2011 23:06:20 +0100
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Wolfgang Denk <wd@...x.de>
Cc:	Heiko Schocher <hs@...x.de>, Vitaly Bordug <vbordug@...mvista.com>,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-watchdog@...r.kernel.org
Subject: Re: [PATCH] drivers, char: add U-Boot bootcount driver


> > bootcount itself is not a device. It is a feature of certain devices. And that
> > needs to be implemented; possibly generic enough that it can work for register
> > based, i2c based, and so forth, accesses.
> 
> If "boot counter" is not a good name for such a device, then what name
> would you suggest?

None.

> Or do you think a counter (which can be implemented in a number of
> different ways, depending on hardware specifics) is not a device?

Yes.

> What would be such a device, then?

"maxim,ds1338"

Please have a look at the devicetree.org-wiki-page I just mentioned:

http://devicetree.org/Device_Tree_Usage

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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