android4.0在tiny210 摄像头问题...，用照相应用打开第一次正常，第二次不能打开立即退出，串口打印：/ # [ 239.637243] init: untracked pid 3466 exited
[ 259.250195] ov9650 0-0030: Failed reading register 0x0a!
[ 259.250263] ov9650 0-0030: ov9650 has been probed
[ 259.250359] s3c-fimc-2 : fimc_open: Device busy.
[ 260.242761] ov9650_s_ctrl: c65b9808 ... ID=08000070 value=0
[ 260.242858] ov9650: power ON
