TI E2E Community
Digital Signal Processors (DSP)
DaVinci™ Video Processors
DM3x DaVinci Video Processor Forum
DM365 LCD (tsc2004) problem.
Hi,We are bringing up touchscreen controller tsc2004 with spectrum digital DM365. Backlight is on, but we don't see video or image.Not sure, what could be the problem. Here is some info, which might be useful.Here is some info that may help to identify the issue:boot args....setenv bootargs console=ttyS0,115200n8 noinitrd rw mem=60M video=davincifb:vid0=OFF:vid1=OFF:osd0=720x480x16,4050K dm365_imp.oper_mode=0 davinci_capture.device_type=4 vpfe_capture.cont_bufsize=6291456 davinci_enc_mngr.ch0_output=LCD davinci_enc_mngr.ch0_mode=720x480 root=/dev/nfs nfsroot=192.168.1.100:/home/dvsdk/targetfs ip=dhcpdmesg dump...tsc2004_init_irq: failed to TSC2004 IRQ GPIO: -16tsc2004 1-0049: irq 44 busy?tsc2004: probe of 1-0049 failed with error -16davincifb davincifb.0: dm_osd0_fb: Initial window configuration is invalid.davincifb davincifb.0: dm_osd0_fb: 720x480x16@0,0 with framebuffer size 4050KBdavincifb davincifb.0: dm_vid0_fb: 0x0x16@0,0 with framebuffer size 900KBdavincifb davincifb.0: dm_osd1_fb: 640x480x4@0,0 with framebuffer size 600KBdavincifb davincifb.0: dm_vid1_fb: 0x0x16@0,0 withebuffer size 900KBfbset...mode "720x480" geometry 720 480 720 480 16 timings 0 85 70 32 11 9 9 bcast true rgba 5/11,6/5,5/0,0/0endmodePlease help us to debug the issue or points us the right doc.
All content and materials on this site are provided "as is". TI and its respective suppliers and providers of content make no representations about the suitability of these materials for any purpose and disclaim all warranties and conditions with regard to these materials, including but not limited to all implied warranties and conditions of merchantability, fitness for a particular purpose, title and non-infringement of any third party intellectual property right. TI and its respective suppliers and providers of content make no representations about the suitability of these materials for any purpose and disclaim all warranties and conditions with respect to these materials. No license, either express or implied, by estoppel or otherwise, is granted by TI. Use of the information on this site may require a license from a third party, or a license from TI.
TI is a global semiconductor design and manufacturing company. Innovate with 100,000+ analog ICs andembedded processors, along with software, tools and the industry’s largest sales/support staff.