Trackpad detected as mouse and trackpad

Hi I have noticed that my trackpad is detected as mouse too, I am pasting the hwinfo below,
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hwinfo --mouse
33: PS/2 00.0: 10500 PS/2 Mouse
[Created at input.249]
Unique ID: AH6Q.7FgI5+hqwq7
Hardware Class: mouse
Model: “04CA00A0:00 04CA:00A0 Touchpad”
Vendor: 0x04ca
Device: 0x00a0 “04CA00A0:00 04CA:00A0 Touchpad”
Compatible to: int 0x0210 0x0001
Device File: /dev/input/mice (/dev/input/mouse0)
Device Files: /dev/input/mice, /dev/input/mouse0, /dev/input/event6, /dev/input/by-path/pci-0000:00:15.0-platform-i2c_designware.0-event-mouse, /dev/input/by-path/pci-0000:00:15.0-platform-i2c_designware.0-mouse
Device Number: char 13:63 (char 13:32)
Driver Info #0:
Buttons: 1
Wheels: 0
XFree86 Protocol: explorerps/2
GPM Protocol: exps2
Config Status: cfg=new, avail=yes, need=no, active=unknown
34: PS/2 00.0: 10500 PS/2 Mouse
[Created at input.249]
Unique ID: AH6Q.8YIGlEyVyoF
Hardware Class: mouse
Model: “04CA00A0:00 04CA:00A0 Mouse”
Vendor: 0x04ca
Device: 0x00a0 “04CA00A0:00 04CA:00A0 Mouse”
Compatible to: int 0x0210 0x0002
Device File: /dev/input/mice (/dev/input/mouse1)
Device Files: /dev/input/mice, /dev/input/mouse1, /dev/input/event7
Device Number: char 13:63 (char 13:33)
Driver Info #0:
Buttons: 2
Wheels: 0
XFree86 Protocol: explorerps/2
GPM Protocol: exps2
Config Status: cfg=new, avail=yes, need=no, active=unknown

why is this happening?