omapdss DISPC error while booting

Not sure what is happening, but if I boot the latest .29 kernel I get
the following errors.
No idea on how to fix it.

The error occurs irregularly. After power cycling the beagle often
boots fine (although once I had two failures after each other).

Suggestions/fixes etc are welcome.

Frans

[...]
[ 14.769531] Console: switching to colour frame buffer device
160x45
[ 14.803710] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 14.810638] clock: new_div = 9, new_rate =
48000000
[ 14.818450] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 14.824493] twl4030_rtc twl4030_rtc: setting system clock to
2000-01-01 00:00:00 UTC (946684800)
[ 14.834564] usb 1-2: configuration #1 chosen from 1
choice
[ 14.890625] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 14.897552] clock: new_div = 9, new_rate =
48000000
[ 14.905273] hub 1-2:1.0: USB hub
found
[ 14.909179] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 14.914733] hub 1-2:1.0: 4 ports
detected
[ 14.971893] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 14.978820] clock: new_div = 9, new_rate =
48000000
[ 14.986816] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.053009] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.059936] clock: new_div = 9, new_rate =
48000000
[ 15.067413] Waiting for root device /dev/
mmcblk0p2...
[ 15.074371] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.134124] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.141052] clock: new_div = 9, new_rate =
48000000
[ 15.148803] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.164916] mmc0: new high speed SD card at address
f1a7
[ 15.220977] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.227874] clock: new_div = 9, new_rate =
48000000
[ 15.235565] mmcblk0: mmc0:f1a7 SD02G 1.91
GiB
[ 15.240356] mmcblk0:<3>omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.247497] p1
p2
[ 15.302154] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.309082] clock: new_div = 9, new_rate =
48000000
[ 15.316955] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.383575] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.390502] clock: new_div = 9, new_rate =
48000000
[ 15.398406] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.404052] usb 1-2.1: new low speed USB device using ehci-omap and
address 3
[ 15.464782] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.471710] clock: new_div = 9, new_rate =
48000000
[ 15.479797] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.545959] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.552886] clock: new_div = 9, new_rate =
48000000
[ 15.561096] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.627258] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.634185] clock: new_div = 9, new_rate =
48000000
[ 15.643035] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.653808] usb 1-2.1: configuration #1 chosen from 1
choice
[ 15.710113] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.717041] clock: new_div = 9, new_rate =
48000000
[ 15.726959] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.791534] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.798461] clock: new_div = 9, new_rate =
48000000
[ 15.807067] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.816192] input: GASIA PS2toUSB Adapter as /class/input/
input2
[ 15.874755] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.881652] clock: new_div = 9, new_rate =
48000000
[ 15.889770] generic-usb 0003:0E8F:0020.0001: input: USB HID v1.10
Keyboard [GASIA PS2toUSB Adapter] on usb
-ehci-omap.0-2.1/
input0
[ 15.904479] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 15.920318] input: GASIA PS2toUSB Adapter as /class/input/
input3
[ 15.978759] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 15.985687] clock: new_div = 9, new_rate =
48000000
[ 15.996154] generic-usb 0003:0E8F:0020.0002: input: USB HID v1.10
Mouse [GASIA PS2toUSB Adapter] on usb-eh
ci-omap.0-2.1/
input1
[ 16.010009] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.077819] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.084747] clock: new_div = 9, new_rate =
48000000
[ 16.094482] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.160125] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.167053] clock: new_div = 9, new_rate =
48000000
[ 16.175842] usb 1-2.2: new full speed USB device using ehci-omap
and address 4
[ 16.185943] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.258453] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.265380] clock: new_div = 9, new_rate =
48000000
[ 16.274078] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.340148] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.347076] clock: new_div = 9, new_rate =
48000000
[ 16.358001] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.421356] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.428283] clock: new_div = 9, new_rate =
48000000
[ 16.436401] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.452148] usb 1-2.2: configuration #1 chosen from 1
choice
[ 16.508544] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.515441] clock: new_div = 9, new_rate =
48000000
[ 16.528472] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.536346] pegasus 1-2.2:1.0: setup Pegasus II specific
registers
[ 16.593231] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.600158] clock: new_div = 9, new_rate =
48000000
[ 16.709655] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.720275] pegasus 1-2.2:1.0: eth0, Philips USB 10/100 Ethernet,
00:30:50:01:00:00
[ 16.778930] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.785858] clock: new_div = 9, new_rate =
48000000
[ 16.797912] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.861145] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.868072] clock: new_div = 9, new_rate =
48000000
[ 16.875823] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 16.942230] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 16.949127] clock: new_div = 9, new_rate =
48000000
[ 16.958435] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.024200] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.031127] clock: new_div = 9, new_rate =
48000000
[ 17.038848] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.105255] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.112182] clock: new_div = 9, new_rate =
48000000
[ 17.119934] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.187133] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.194061] clock: new_div = 9, new_rate =
48000000
[ 17.201812] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.269104] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.276000] clock: new_div = 9, new_rate =
48000000
[ 17.283782] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.351013] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.357940] clock: new_div = 9, new_rate =
48000000
[ 17.365692] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.432983] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.439880] clock: new_div = 9, new_rate =
48000000
[ 17.447662] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.514038] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.520965] clock: new_div = 9, new_rate =
48000000
[ 17.529632] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.596069] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.602996] clock: new_div = 9, new_rate =
48000000
[ 17.610748] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.677124] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.684051] clock: new_div = 9, new_rate =
48000000
[ 17.691772] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.759094] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.765991] clock: new_div = 9, new_rate =
48000000
[ 17.773773] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.840942] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.847869] clock: new_div = 9, new_rate =
48000000
[ 17.855621] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 17.922882] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 17.929809] clock: new_div = 9, new_rate =
48000000
[ 17.937561] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.004821] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.011749] clock: new_div = 9, new_rate =
48000000
[ 18.019470] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.085845] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.092773] clock: new_div = 9, new_rate =
48000000
[ 18.101501] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.167907] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.174804] clock: new_div = 9, new_rate =
48000000
[ 18.182556] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.248962] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.255859] clock: new_div = 9, new_rate =
48000000
[ 18.263610] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.330871] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.337768] clock: new_div = 9, new_rate =
48000000
[ 18.345581] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.412841] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.419769] clock: new_div = 9, new_rate =
48000000
[ 18.427520] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.494750] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.501647] clock: new_div = 9, new_rate =
48000000
[ 18.509399] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.576660] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.583587] clock: new_div = 9, new_rate =
48000000
[ 18.591339] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.658630] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.665557] clock: new_div = 9, new_rate =
48000000
[ 18.673309] omapdss DISPC error: SYNC_LOST, disabling
LCD
[ 18.739715] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.746643] clock: new_div = 9, new_rate = 48000000
[ 18.755249] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 18.822204] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.829132] clock: new_div = 9, new_rate = 48000000
[ 18.836944] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 18.903320] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.910247] clock: new_div = 9, new_rate = 48000000
[ 18.918853] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 18.985229] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 18.992156] clock: new_div = 9, new_rate = 48000000
[ 18.999908] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 19.066314] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 19.073242] clock: new_div = 9, new_rate = 48000000
[ 19.080993] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 19.148193] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 19.155120] clock: new_div = 9, new_rate = 48000000
[ 19.162872] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 19.230163] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 19.237091] clock: new_div = 9, new_rate = 48000000
[ 19.244873] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 19.312133] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 19.319061] clock: new_div = 9, new_rate = 48000000
[ 19.326812] omapdss DISPC error: SYNC_LOST, disabling LCD
[ 19.394104] clock: clksel_round_rate_div: dpll4_m4_ck target_rate
48000000
[ 19.401000] clock: new_div = 9, new_rate = 48000000
[ 19.408813] omapdss DISPC error: SYNC_LOST, disabling LCD