Hi sunnyT:
below posted my DOV2 reg setting info, I hope helpful for you.
echo 0 > /sys/devices/platform/vpss/display1/enabled
echo 27000,720/18/119/1,240/20/1/1,0 > /sys/devices/platform/vpss/display1/timings
echo single,yuv422spuv,1/0/0/0 > /sys/devices/platform/vpss/display1/output
echo 1 > /sys/devices/platform/vpss/display1/enabled
/usr/bin/mem_rdwr.out --wr 0x4810a000 0x45A0305C # CFG0 START, S_422, I_DVO_H, I_DVO_V, IVT_FID, single channel CCIR656, STEST, BYPS_GC, I_PN
# Color convert
/usr/bin/mem_rdwr.out --wr 0x4810a004 0x003F0275 # CFG1
/usr/bin/mem_rdwr.out --wr 0x4810a008 0x1ea500bb # CFG2
/usr/bin/mem_rdwr.out --wr 0x4810a00c 0x1f9901c2 # CFG3
/usr/bin/mem_rdwr.out --wr 0x4810a010 0x1fd71e67 # CFG4
/usr/bin/mem_rdwr.out --wr 0x4810a014 0x004001c2 # CFG5
/usr/bin/mem_rdwr.out --wr 0x4810a018 0x00200200 # CFG6
/usr/bin/mem_rdwr.out --wr 0x4810a01c 0x184c0c77 # CFG7
/usr/bin/mem_rdwr.out --wr 0x4810a020 0x1c0c0c30 # CFG8
/usr/bin/mem_rdwr.out --wr 0x4810a024 0x1c0c0c30 # CFG9
/usr/bin/mem_rdwr.out --wr 0x4810a028 0x8420D35A
/usr/bin/mem_rdwr.out --wr 0x4810a02c 0x3f150017
/usr/bin/mem_rdwr.out --wr 0x4810a030 0x3f2d8081
/usr/bin/mem_rdwr.out --wr 0x4810a034 0x00000137
/usr/bin/mem_rdwr.out --wr 0x4810a038 0x00038338
/usr/bin/mem_rdwr.out --wr 0x4810a03c 0x3E2d008A
/usr/bin/mem_rdwr.out --wr 0x4810a040 0x00016018
/usr/bin/mem_rdwr.out --wr 0x4810a044 0x000F111C
/usr/bin/mem_rdwr.out --wr 0x4810a048 0x030000F0
/usr/bin/mem_rdwr.out --wr 0x4810a04c 0x03000108
/usr/bin/mem_rdwr.out --wr 0x4810a050 0x00108108
/usr/bin/mem_rdwr.out --wr 0x4810a054 0x3E2d008a
/usr/bin/mem_rdwr.out --wr 0x4810a058 0x00016017
/usr/bin/mem_rdwr.out --wr 0x4810a05c 0x000F111C
/usr/bin/mem_rdwr.out --wr 0x4810a060 0x030000F0
/usr/bin/mem_rdwr.out --wr 0x4810a064 0x03000108
/usr/bin/mem_rdwr.out --wr 0x48100114 0008010D # CLKC VidEnc Clk Sel
# reset LCD
echo 118 > /sys/class/gpio/export
echo "out" > /sys/class/gpio/gpio118/direction
echo 0 > /sys/class/gpio/gpio118/value
sleep 0.1
echo 1 > /sys/class/gpio/gpio118/value
# set LCD YCbCr sequence register to YCrYCb
/usr/bin/setLcdTop90000270 -S 03 04 # YCrYCb