linux-kernel - Re: [PATCH v3 0/2] ARM: mediatek: Add driver for Mediatek I2C controller

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Message-ID: <1421162154.27675.75.camel@mtksdaap41>
Date:	Tue, 13 Jan 2015 23:15:54 +0800
From:	Yingjoe Chen <yingjoe.chen@...iatek.com>
To:	Wolfram Sang <wsa@...-dreams.de>
CC:	Mark Rutland <mark.rutland@....com>,
	Linus Walleij <linus.walleij@...aro.org>,
	<linux-i2c@...r.kernel.org>, Jean Delvare <jdelvare@...e.de>,
	Xudong Chen <xudong.chen@...iatek.com>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>, YH Chen <yh.chen@...iatek.com>,
	Liguo Zhang <Liguo.Zhang@...iatek.com>,
	Nathan Chung <nathan.chung@...iatek.com>,
	Grant Likely <grant.likely@...aro.org>,
	<devicetree@...r.kernel.org>, Pawel Moll <pawel.moll@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Rob Herring <robh+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Eddie Huang <eddie.huang@...iatek.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<srv_heupstream@...iatek.com>, <linux-kernel@...r.kernel.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	Kumar Gala <galak@...eaurora.org>
Subject: Re: [PATCH v3 0/2] ARM: mediatek: Add driver for Mediatek I2C
 controller

On Tue, 2015-01-13 at 10:57 +0100, Wolfram Sang wrote:
> On Tue, Jan 06, 2015 at 02:37:53PM +0100, Wolfram Sang wrote:
> > 
> > > We've started upstream work for MT8173[1].
> > > 
> > > We've fixed these issues for new SoC, and we believe it is fully I2C
> > > compatible now. We'll add mt8173 support to this driver, so this driver
> > > will support both fully I2C compatible SoC and the current one.
> > 
> > From what you tell, I'd rather add the MT8173 support incrementally.
> > Let's get first the limited support properly implemented, then add
> > another controller.
> > 
> > I'll send out my draft for describing the quirks later today.
> 
> What do you think about my two proposals?

I think the quirks can describe our HW limitation without issue.
We are porting our i2c driver base on that. Will let you know the test
result.
Thanks

Joe.C



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