Commit 8ca7fe26 authored Mar 04, 2009 by Koen Kooi Committed by Tony Lindgren Mar 04, 2009

ARM: OMAP: board-omap3beagle: set i2c-3 to 100kHz

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 <koen@beagleboard.org>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>

parent e9516516

arch/arm/mach-omap2/board-omap3beagle.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -178,7 +178,9 @@ 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;
		}