1on boot 2 wait /sys/class/leds/vibrator/device 3 4 mkdir /mnt/vendor/persist/haptics 0770 system system 5 chmod 770 /mnt/vendor/persist/haptics 6 chmod 440 /mnt/vendor/persist/haptics/drv2624.cal 7 chown system system /mnt/vendor/persist/haptics 8 chown system system /mnt/vendor/persist/haptics/drv2624.cal 9 10 write /sys/class/leds/vibrator/trigger transient 11 chown system system /sys/class/leds/vibrator/activate 12 chown system system /sys/class/leds/vibrator/brightness 13 chown system system /sys/class/leds/vibrator/duration 14 chown system system /sys/class/leds/vibrator/state 15 16 chown system system /sys/class/leds/vibrator/device/autocal 17 chown system system /sys/class/leds/vibrator/device/autocal_result 18 chown system system /sys/class/leds/vibrator/device/ctrl_loop 19 chown system system /sys/class/leds/vibrator/device/lp_trigger_effect 20 chown system system /sys/class/leds/vibrator/device/lp_trigger_scale 21 chown system system /sys/class/leds/vibrator/device/lra_wave_shape 22 chown system system /sys/class/leds/vibrator/device/mode 23 chown system system /sys/class/leds/vibrator/device/od_clamp 24 chown system system /sys/class/leds/vibrator/device/ol_lra_period 25 chown system system /sys/class/leds/vibrator/device/rtp_input 26 chown system system /sys/class/leds/vibrator/device/scale 27 chown system system /sys/class/leds/vibrator/device/set_sequencer 28 29 enable vendor.vibrator.drv2624 30