On 4/21/09, Jerry Johns <jerry.jo...@nuvation.com> wrote: > > Yup, we have done the shorting of the register > > I do get video on the monitor, and the picture shown is spatially correct > (i.e, the pixels are where they’re supposed to be) > > However, the colors are extremely different; Here’s a snippet of my posting > on the TI E2E Community Forum: > > I recently just purchased a THS8200 Daughter card (Rev A hardware) and > have been trying to get it to work with the DM6446 EVM. I'm using DVSDK 1.30 > (dvsdk_1_30_00_40) along with LSP 1.20. Support for the THS already exists > in the kernel, and the relevant mode is "COMPONENT1" and the two resolutions > it supports are "720P-60" and "1080I-30". > > I've tried the following bootargs: > *video=davincifb:vid1=off:vid0=1280x720x16,4000K:osd0=1280x720,2025K:osd1=1280x720,2025K > davinci_enc_mngr.ch0_output=COMPONENT1 davinci_enc_mngr.ch0_mode=720P-60 > console=ttyS0,115200n8 noinitrd ip=dhcp root=/dev/nfs > nfsroot=$(nfshost):$(rootpath),nolock mem=120M* > > In the kernel, I've written a small test application that mmaps the FBDEV > driver - sets the attribute OSD layer to make the OSD 0 completely > transparent so that only VID0 is visible. I've been able to confirm that > images i write into memory look spatially correct on my VGA display (i.e > physically correct images). > > However, the colors are all quite out of sync! I've tried enabling the > default color pattern generator mode in the VPBE, and it confirms my > suspicions. I've also played with the YCCTL register (YCP bit for CbCr > arrangment) as well as swapping YCOUT/COUT pins (YCSWAP bit in VIDCTL > register) to no avail. > > To rule out the TV, i've enabled the THS8200 VESA test mode pattern, and > the color bars show up correctly. > > I haven't made any modifications to the kernel - does the 720P-60 mode > work? The PSP documents seem to indicate that this is tested.. > > > > Any help would be appreciated, > > Thank you, > > > > *Jerry Johns* > > *Design Engineer* > > *Nuvation Research Corp - Canada* > > *Tel: (519) 746-2304 ext. 221* > > *www.nuvation.com* <http://www.nuvation.com> > > > > > > _______________________________________________ > Davinci-linux-open-source mailing list > Davinci-linux-open-source@linux.davincidsp.com > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > > Dear Jerry
Pleas go through http://focus.ti.com/apps/docs/techdocsabstract.tsp?appId=79&abstractName=spraan0 Download pdf and zip file search for kernel directory and the ths8200 related files in that .. Hope this will help you. Regards Deepak
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