linux-kernel - RE: [PATCH] arm: dts: omap4-sdp: Add I2c pinctrl data

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <F3DBB1B3EF102E4994C89758CFCA32412C16DD@DBDE01.ent.ti.com>
Date:	Wed, 30 Jan 2013 08:43:46 +0000
From:	"Kumar, Anil" <anilkumar.v@...com>
To:	"Poddar, Sourav" <sourav.poddar@...com>,
	"Coelho, Luciano" <coelho@...com>
CC:	"Cousson, Benoit" <b-cousson@...com>,
	"tony@...mide.com" <tony@...mide.com>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Balbi, Felipe" <balbi@...com>,
	"Shilimkar, Santosh" <santosh.shilimkar@...com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"Vishwanathrao Badarkhe, Manish" <manishv.b@...com>
Subject: RE: [PATCH] arm: dts: omap4-sdp: Add I2c pinctrl data

Hi Sourav,

On Wed, Jan 30, 2013 at 12:10:18, Poddar, Sourav wrote:
> Hi Luciano,
> On Wednesday 30 January 2013 11:55 AM, Luciano Coelho wrote:
> > Hi Sourav,
> >
> > On Mon, 2013-01-28 at 16:47 +0530, Sourav Poddar wrote:
> >> Booting 3.8-rc4 om omap 4430sdp results in the following error
> >>
> >> omap_i2c 48070000.i2c: did not get pins for i2c error: -19
> >> [    1.024261] omap_i2c 48070000.i2c: bus 0 rev0.12 at 100 kHz
> >> [    1.030181] omap_i2c 48072000.i2c: did not get pins for i2c error: -19
> >> [    1.037384] omap_i2c 48072000.i2c: bus 1 rev0.12 at 400 kHz
> >> [    1.043762] omap_i2c 48060000.i2c: did not get pins for i2c error: -19
> >> [    1.050964] omap_i2c 48060000.i2c: bus 2 rev0.12 at 100 kHz
> >> [    1.056823] omap_i2c 4807a000.i2c: did not get pins for i2c error: -19
> >> [    1.064025] omap_i2c 4807a000.i2c: bus 3 rev0.12 at 400 kHz
> >>
> >> This happens because omap4 dts file is not adapted to use i2c through pinctrl
> >> framework. Populating i2c pinctrl data to get rid of the error.
> >>
> >> Tested on omap4430 sdp with 3.8-rc4 kernel.
> >>
> >> Signed-off-by: Sourav Poddar <sourav.poddar@...com>
> >> Reported-by: Santosh Shilimkar <santosh.shilimkar@...com>
> >> ---
> > Could you do the same thing for panda? I'm getting the same kind of
> > errors with it:

omap4 uses pinctrl-single driver for pinmux with DT. Currently
pinctrl-single driver is getting up after I2C driver. So I2c cannot
use pinctrl. The below patch solve this issue     

http://www.gossamer-threads.com/lists/linux/kernel/1669067

Can you try with this ? it may solve it.

Thanks,
Anil
[...]

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/