chipsee beaglebone expansion. the touchscreen not work

[lefuentes]

this is my props for my touchscreen:

DISPLAY=:0.0 xinput --list-props "EP0790M09"
Device 'EP0790M09':
    Device Enabled (116):   1
    Coordinate Transformation Matrix (117): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
    Device Accel Profile (242): 0
    Device Accel Constant Deceleration (243):   1.000000
    Device Accel Adaptive Deceleration (244):   1.000000
    Device Accel Velocity Scaling (245):    10.000000
    Device Product ID (235):    0, 0
    Device Node (236):  "/dev/input/event1"
    Evdev Axis Inversion (246): 0, 0
    Evdev Axis Calibration (247):   1024, 0, 0, 600
    Evdev Axes Swap (248):  0
    Axis Labels (249):  "Abs MT Position X" (240), "Abs MT Position Y" (241), "None" (0), "None" (0)
    Button Labels (250):    "Button Unknown" (237), "Button Unknown" (237), "Button Unknown" (237), "Button Wheel Up" (122), "Button Wheel Down" (123)
    Evdev Scrolling Distance (251): 0, 0, 0
    Evdev Middle Button Emulation (252):    0
    Evdev Middle Button Timeout (253):  50
    Evdev Third Button Emulation (254): 0
    Evdev Third Button Emulation Timeout (255): 1000
    Evdev Third Button Emulation Button (256):  3
    Evdev Third Button Emulation Threshold (257):   20
    Evdev Wheel Emulation (258):    0
    Evdev Wheel Emulation Axes (259):   0, 0, 4, 5
    Evdev Wheel Emulation Inertia (260):    10
    Evdev Wheel Emulation Timeout (261):    200
    Evdev Wheel Emulation Button (262): 4
    Evdev Drag Lock Buttons (263):  0*

according for evtest:

[RobertCNelson]

Correct, it's the "EP0790M09" the rest of the details don't actually matter if you have "lightdm" call up "xinput_calibrator" as it'll pass those configuration data points to xinput/xorg.
Regards,