On Fri, Aug 15, 2008 at 07:50:07PM +0530, Syed Mohammed, Khasim wrote: > Following shows an example of how to switch to DVI output and how to set the > 720P mode on DVI and how to direct output of graphics to channel0. > > echo DVI > /sys/class/display_control/omap_disp_control/ch0_output > echo 720P > /sys/class/display_control/omap_disp_control/ch0_mode > echo channel0 > /sys/class/display_control/omap_disp_control/graphics > > This is new method of switching between DVI, LCD and S-Video with different > modes associated with respective devices > > Here we are treating each overlay as a channel. So there are two channels > available. It creates four new attributes in sysfs, ch0_output, ch1_output, > ch0_mode, ch1_mode. This sysfs attributes are setting/getting output device > and modes on that channel. For channel-0, there are two possible outputs, LCD > and DVI. Modes supported for DVI output are 720P and 480P and VGA for LCD > output. Channel-1 supports SVIDEO as the output, which supports all NTSC and > PAL modes. Application can write name of output device and mode to > appropriate channels (overlay) to set them on that channel. Moreover, when we > change the output of the channel, default mode on that output will be set by > default. Each of the pipelines can be directed to either channel0 or channel1. > > I will try to find out a user guide to share with all, should give more info > per driver.
Cool, thanks for the info :-) -- balbi -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
