From: "Antoine Ténart" <antoine.tenart@free-electrons.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: thomas.petazzoni@free-electrons.com, zmxu@marvell.com,
devicetree@vger.kernel.org,
"Antoine Ténart" <antoine.tenart@free-electrons.com>,
linux-kernel@vger.kernel.org,
alexandre.belloni@free-electrons.com, jszhang@marvell.com,
linux-arm-kernel@lists.infradead.org,
sebastian.hesselbarth@gmail.com
Subject: Re: [PATCH 2/2] ARM: dts: berlin: enable i2c0 and i2c2
Date: Wed, 4 Jun 2014 19:37:01 +0200 [thread overview]
Message-ID: <20140604173701.GC12859@kwain> (raw)
In-Reply-To: <20140604170340.GI6892@lunn.ch>
On Wed, Jun 04, 2014 at 07:03:40PM +0200, Andrew Lunn wrote:
> On Wed, Jun 04, 2014 at 06:48:41PM +0200, Antoine Ténart wrote:
> >
> > On Tue, Jun 03, 2014 at 10:05:22AM +0200, Andrew Lunn wrote:
> > > On Tue, Jun 03, 2014 at 09:33:10AM +0200, Antoine Ténart wrote:
> > > > Enable the I2C0 and I2C2 for the Marvell Berlin BG2G DMP. I2C1 and I2C3
> > > > are also working on this board, but no devices seemed to be there.
> > >
> > > Does this mean that IC0 and I2C2 have devices on them? Could you also
> > > add nodes for the devices?
> >
> > No devices I can add for now. I you prefer we can drop this patch, keep
> > the other one and enable i2c nodes for the BG2Q DMP when they will be
> > needed.
>
> I was just wondering how you tested it, without having any devices?
I tested with the i2ctools. I could see one device on each bus at the
address it should be. I also tested the pin muxing configurations.
I don't have lots of information on these I2C buses, at least my test
results match what I know.
> Is it that the devices on the bus don't have mainline drivers?
Not with I2C support.
Antoine
--
Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2014-06-04 17:37 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-03 7:33 [PATCH 0/2] ARM: berlin: BG2Q I2C support Antoine Ténart
2014-06-03 7:33 ` [PATCH 1/2] ARM: dts: berlin: add I2C nodes for BG2Q Antoine Ténart
2014-06-16 11:22 ` Sebastian Hesselbarth
2014-06-03 7:33 ` [PATCH 2/2] ARM: dts: berlin: enable i2c0 and i2c2 Antoine Ténart
[not found] ` <1401780790-17830-3-git-send-email-antoine.tenart-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-06-03 8:05 ` Andrew Lunn
2014-06-04 16:48 ` Antoine Ténart
2014-06-04 17:03 ` Andrew Lunn
2014-06-04 17:37 ` Antoine Ténart [this message]
2014-06-16 11:23 ` Sebastian Hesselbarth
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