imx6q开发板ov5640摄像头测试运行得linux4.1.15版本,
上电后得log打印显示:ov5640_read error,ov5640_mipi is not found,摄像头已经连接好了,为啥出现打印错误了
[ 2.210902] IR XMP protocol handler initialized
[ 2.244781] hub 1-1:1.0: USB hub found
[ 2.248725] hub 1-1:1.0: 4 ports detected
[ 2.333594] camera ov5640 is found
[ 2.523793] ov5640_read_reg:write reg error:reg=300a
[ 2.528768] camera ov5640_mipi is not found
[ 2.533594] u*** 1-1.3: new high-speed USB device number 3 using ci_hdrc
[ 2.540291] mxc_v4l2_output v4l2_out: V4L2 device registered as video16
[ 2.547157] mxc_v4l2_output v4l2_out: V4L2 device registered as video17
[ 2.554184] u***core: registered new inte**ce driver uvcvideo
[ 2.559939] USB Video Class driver (1.1.1)