linux-kernel - Re: [PATCH RESEND 1/2] i2c: pnx: Fix bit definitions

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Message-ID: <20120820175527.GA9169@pengutronix.de>
Date:	Mon, 20 Aug 2012 19:55:27 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Kevin Wells <kevin.wells@....com>
Cc:	Roland Stigge <stigge@...com.de>,
	"vitalywool@...il.com" <vitalywool@...il.com>,
	"khali@...ux-fr.org" <khali@...ux-fr.org>,
	"ben-linux@...ff.org" <ben-linux@...ff.org>,
	"grant.likely@...retlab.ca" <grant.likely@...retlab.ca>,
	"linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Srinivas Bakki <srinivas.bakki@....com>,
	"aletes.xgr@...il.com" <aletes.xgr@...il.com>,
	"jonsmirl@...il.com" <jonsmirl@...il.com>
Subject: Re: [PATCH RESEND 1/2] i2c: pnx: Fix bit definitions

On Mon, Aug 20, 2012 at 06:26:54PM +0200, Kevin Wells wrote:
> >>> This patch for i2c-pnx affects PNX4008 and LPC32xx (and LPC31xx,
> >>> not yet in mainline). Can you please test and double-check the
> >>> manuals of PNX4008 and LPC31xx? I only found this via the manual
> >>> of LPC32xx but assume it's the same for the others, also.
> >>> 
> >>> Thanks in advance!
> >> 
> >> Kevin, since the other manuals seem to be not easily available, can
> >> you please check?
> >
> >Yes, would be great if someone at NXP could confirm that PNX actually
> >uses the same IP core for the I2C controller as LPCs do (which is
> >currently assumed by Linux anyway).
> 
> I've never had my hands on a PNX4008 chip at NXP, but I do believe they
> are the same IP. That specific I2C IP was used in a number of NXP/Phillips
> chips besides the PNX4008/LPC32xx. I don't think there are any PNX4008's in
> the wild, and even working in NXP, I can't find any non-marketing reference
> material for that part (including the user manual).

Thanks for the heads up. I'll apply both patches, then.

Roland, this looks like 3.6-material?

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

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