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root@rk3399_stbvr:/sys/devices/platform/mpu6500_hid/iio:device0 # cat uevent
MAJOR=248
MINOR=0
DEVNAME=iio:device0
DEVTYPE=iio_device
OF_NAME=mpu6500_hid
OF_FULLNAME=/mpu6500_hid
OF_COMPATIBLE_0=inv-hid,mpu6500
OF_COMPATIBLE_N=1
root@rk3399_stbvr:/sys/class/hidraw/hidraw0 # ls -l
-r--r--r-- root root 4096 2013-01-18 10:28 dev
lrwxrwxrwx root root 2013-01-18 10:28 device -> ../../../0003:0483:5750.0002
drwxr-xr-x root root 2013-01-18 10:28 power
lrwxrwxrwx root root 2013-01-18 10:28 subsystem -> ../../../../../../../../../../../class/hidraw
-rw-r--r-- root root 4096 2013-01-18 10:28 uevent