platform_system_sepolicy/device.te

# Device types
type device, dev_type, fs_type;
type akm_device, dev_type;
type accelerometer_device, dev_type;
type alarm_device, dev_type, mlstrustedobject;
type adb_device, dev_type;
type ashmem_device, dev_type, mlstrustedobject;
type audio_device, dev_type;
type binder_device, dev_type, mlstrustedobject;
type block_device, dev_type;
type camera_device, dev_type;
type dm_device, dev_type;
type loop_device, dev_type;
type radio_device, dev_type;
type ram_device, dev_type;
type console_device, dev_type;
type cpuctl_device, dev_type;
type full_device, dev_type;
type graphics_device, dev_type;
type input_device, dev_type;
type kmem_device, dev_type;
type log_device, dev_type, mlstrustedobject;
type mtd_device, dev_type;
type mtp_device, dev_type, mlstrustedobject;
type nfc_device, dev_type;
type nv_device, dev_type, mlstrustedobject;
type powervr_device, dev_type, mlstrustedobject;
type ptmx_device, dev_type, mlstrustedobject;
type qemu_device, dev_type;
type kmsg_device, dev_type;
type null_device, dev_type, mlstrustedobject;
type random_device, dev_type;
type serial_device, dev_type;
type socket_device, dev_type;
type tty_device, dev_type;
type urandom_device, dev_type;
type video_device, dev_type;
type vcs_device, dev_type;
type zero_device, dev_type;
type fuse_device, dev_type;
type ion_device, dev_type;
type gps_device, dev_type;
type qtaguid_device, dev_type;

# All devices have a uart for the hci
# attach service. The uart dev node
# varies per device. This type
# is used in per device policy
type hci_attach_dev, dev_type;

# All devices have a rpmsg device for 
# achieving remoteproc and rpmsg modules
type rpmsg_device, dev_type;