From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Brownell Subject: Re: [PATCH v2] board-omap3beagle: set i2c-3 to 100kHz Date: Sun, 25 Jan 2009 04:04:10 -0800 Message-ID: <200901250404.11059.david-b@pacbell.net> References: <1232873177-15531-1-git-send-email-koen@openembedded.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp121.sbc.mail.sp1.yahoo.com ([69.147.64.94]:46404 "HELO smtp121.sbc.mail.sp1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753006AbZAYMEN (ORCPT ); Sun, 25 Jan 2009 07:04:13 -0500 In-Reply-To: <1232873177-15531-1-git-send-email-koen@openembedded.org> Content-Disposition: inline Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Koen Kooi Cc: linux-omap@vger.kernel.org, Koen Kooi On Sunday 25 January 2009, Koen Kooi wrote: > From: Koen Kooi > > Changing it do 100kHz is needed to make more devices works properly. Controlling the TI DLP Pico projector[1] doesn't work properly at 400kHz, 100kHz and lower work fine. EDID readout is unaffected by this change. > > [1] http://focus.ti.com/dlpdmd/docs/dlpdiscovery.tsp?sectionId=60&tabId=2234 > > Signed-off-by: Koen Kooi Acked-by: David Brownell :) > --- > arch/arm/mach-omap2/board-omap3beagle.c | 4 +++- > 1 files changed, 3 insertions(+), 1 deletions(-) > > diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c > index fe97bab..f7a6f7d 100644 > --- a/arch/arm/mach-omap2/board-omap3beagle.c > +++ b/arch/arm/mach-omap2/board-omap3beagle.c > @@ -227,7 +227,9 @@ static int __init omap3_beagle_i2c_init(void) > #ifdef CONFIG_I2C2_OMAP_BEAGLE > omap_register_i2c_bus(2, 400, NULL, 0); > #endif > - omap_register_i2c_bus(3, 400, NULL, 0); > + /* Bus 3 is attached to the DVI port where devices like the pico DLP > + * projector don't work reliably with 400kHz */ > + omap_register_i2c_bus(3, 100, NULL, 0); > return 0; > } > > -- > 1.5.6.5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > >