Now I'm running 2.6.29 with these parameters on revB7 board.
/* 1280x720 @ 60 Hz, 45 kHz hsync, CEA 681-D Format 4 */
"hd720", 60, 1280, 720, 13468, 220, 110, 20, 5, 40, 5,
0, FB_VMODE_NONINTERLACED
I obtain:
root@beagleboard:~#
fbset
mode
"1280x720-60"
# D: 74.250 MHz, H: 45.000 kHz, V: 60.000
Hz
geometry 1280 720 1280 720
32
timings 13468 220 110 20 5 40
5
rgba
8/16,8/8,8/0,0/0
endmode