don't work stk1160

[ilya0606]

Hello! Help me!
I want plug easycap(stk 1160).
I follow to instuction STK1160-howto-linux-sunxi-3 4.
And when I plug easycap to a20 lime2 I get:
[  383.170977] ehci_irq: port change detect
[  383.451276] usb 2-1: new high-speed USB device number 5 using sw-ehci
[  383.637784] videodev: Unknown symbol clk_round_rate (err 0)
[  383.647878] videodev: Unknown symbol clk_round_rate (err 0)
[  383.667892] videodev: Unknown symbol clk_round_rate (err 0)

and I don't see /dev/video0.
any solution?