On Mon, Jul 28, 2014 at 9:20 AM, Sakari Ailus <sakari.ailus@xxxxxx> wrote: > Hi Enrico and Michael, > > On Thu, Jul 24, 2014 at 05:57:30PM +0200, Enrico wrote: >> On Thu, Jul 24, 2014 at 5:34 PM, Michael Dietschi >> <michael.dietschi@xxxxxxxxxx> wrote: >> > Hello, >> > >> > I have built a Poky image for Gumstix Overo and added support for a TVP5151 >> > module like described here http://www.sleepyrobot.com/?p=253. >> > It does work well with an Overo board which hosts an OMAP3530 SoC. But when >> > I try with an Overo hosting a DM3730 it does not work: yavta just seems to >> > wait forever :( >> > >> > I did track it down to the point that IRQ0STATUS_CCDC_VD0_IRQ seems never be >> > set but always IRQ0STATUS_CCDC_VD1_IRQ > > VD1 takes place in 2/3 of the frame, and VD0 in the beginning of the last > line. You could check perhaps if you do get VD0 if you set it to take place > on the previous line (i.e. the register value being height - 3; please see > ccdc_configure() in ispccdc.c). > > I have to admit I haven't used the parallel interface so perhaps others > could have more insightful comments on how to debug this. > >> > Can someone please give me a hint? >> >> It's strange that you get the vd1_irq because it should not be set by >> the driver and never trigger... > > Both VD0 and VD1 are used by the omap3isp driver, but in different points of > the frame. Hi Sakari, that's true in "normal" mode, but with bt656 patches VD1 is not used. Enrico -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
