1. First, no change i get log:
D/V4L2Camera( 1104): Open!
D/V4L2Camera( 1104): Open_media_device
D/V4L2Camera( 1104): Media entity Index of CCDC 5
D/V4L2Camera( 1104): Da check dung CCDC HI253
D/V4L2Camera( 1104): Da check dung entity HI253
D/V4L2Camera( 1104): Media entity index of HI253 16
D/V4L2Camera( 1104): pads for entity 1=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): (1 OUTPUT) 
D/V4L2Camera( 1104): [1:1]===>[5:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 2=
D/V4L2Camera( 1104): (0 OUTPUT) 
D/V4L2Camera( 1104): [2:0]===>[1:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 3=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): (1 OUTPUT) 
D/V4L2Camera( 1104): [3:1]===>[4:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): [3:1]===>[5:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 4=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 5=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): (1 OUTPUT) 
D/V4L2Camera( 1104): (2 OUTPUT) 
D/V4L2Camera( 1104): [5:1]===>[6:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): [5:2]===>[7:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): [5:1]===>[10:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): [5:2]===>[13:0]
D/V4L2Camera( 1104): 	ACTIVE
D/V4L2Camera( 1104): [5:2]===>[14:0]
D/V4L2Camera( 1104): 	ACTIVE
D/V4L2Camera( 1104): [5:2]===>[15:0]
D/V4L2Camera( 1104): 	ACTIVE
D/V4L2Camera( 1104): pads for entity 6=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 7=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): (1 OUTPUT) 
D/V4L2Camera( 1104): [7:1]===>[9:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): [7:1]===>[10:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 8=
D/V4L2Camera( 1104): (0 OUTPUT) 
D/V4L2Camera( 1104): [8:0]===>[7:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 9=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 10=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): (1 OUTPUT) 
D/V4L2Camera( 1104): [10:1]===>[12:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 11=
D/V4L2Camera( 1104): (0 OUTPUT) 
D/V4L2Camera( 1104): [11:0]===>[10:0]
D/V4L2Camera( 1104): 	INACTIVE 
D/V4L2Camera( 1104): pads for entity 12=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 13=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 14=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 15=
D/V4L2Camera( 1104): (0 INPUT) 
D/V4L2Camera( 1104): pads for entity 16=
D/V4L2Camera( 1104): (0 OUTPUT) 
D/V4L2Camera( 1104): [16:0]===>[5:0]
D/V4L2Camera( 1104): 	INACTIVE 

2. configure media pipeline
- file omap3_beagle_android_defconfig: comment as #CONFIG_USB_VIDEO_CLASS=y, i get log as:

D/V4L2Camera( 1107): Open_media_device
D/V4L2Camera( 1107): Media entity Index of CCDC 5
D/V4L2Camera( 1107): Da check dung CCDC HI253
D/V4L2Camera( 1107): Da check dung entity HI253
D/V4L2Camera( 1107): Media entity index of HI253 16
D/V4L2Camera( 1107): pads for entity 1=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): (1 OUTPUT) 
D/V4L2Camera( 1107): [1:1]===>[5:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 2=
D/V4L2Camera( 1107): (0 OUTPUT) 
D/V4L2Camera( 1107): [2:0]===>[1:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 3=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): (1 OUTPUT) 
D/V4L2Camera( 1107): [3:1]===>[4:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): [3:1]===>[5:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 4=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 5=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): (1 OUTPUT) 
D/V4L2Camera( 1107): (2 OUTPUT) 
D/V4L2Camera( 1107): [5:1]===>[6:0]
D/V4L2Camera( 1107): 	ACTIVE
D/V4L2Camera( 1107): [5:2]===>[7:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): [5:1]===>[10:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): [5:2]===>[13:0]
D/V4L2Camera( 1107): 	ACTIVE
D/V4L2Camera( 1107): [5:2]===>[14:0]
D/V4L2Camera( 1107): 	ACTIVE
D/V4L2Camera( 1107): [5:2]===>[15:0]
D/V4L2Camera( 1107): 	ACTIVE
D/V4L2Camera( 1107): pads for entity 6=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 7=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): (1 OUTPUT) 
D/V4L2Camera( 1107): [7:1]===>[9:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): [7:1]===>[10:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 8=
D/V4L2Camera( 1107): (0 OUTPUT) 
D/V4L2Camera( 1107): [8:0]===>[7:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 9=
D/ActivityBase( 1795): set CameraRelativeFrame as Rect(0, 0 - 912, 684)
D/PhotoView( 1795): compensation = 0, CameraRelativeFrame = Rect(0, 0 - 912, 684), mCameraRect = Rect(0, 0 - 912, 684)
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 10=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): (1 OUTPUT) 
D/V4L2Camera( 1107): [10:1]===>[12:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 11=
D/V4L2Camera( 1107): (0 OUTPUT) 
D/V4L2Camera( 1107): [11:0]===>[10:0]
D/V4L2Camera( 1107): 	INACTIVE 
D/V4L2Camera( 1107): pads for entity 12=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 13=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 14=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 15=
D/V4L2Camera( 1107): (0 INPUT) 
D/V4L2Camera( 1107): pads for entity 16=
D/V4L2Camera( 1107): (0 OUTPUT) 
D/V4L2Camera( 1107): [16:0]===>[5:0]
D/V4L2Camera( 1107): 	ACTIVE