Before submitting a new request, use the search to see if there is an existing issue for the device.

Device information:
NAME: Mi Robot Vacuum-Mop 2
ID: 1028479223
MAC: XXXXXXXXX
IP: XXXXXX
TOKEN: XXXXXXXXXXXXXX
MODEL: dreame.vacuum.p2140o

https://home.miot-spec.com/spec/dreame.vacuum.p2140o

Use miiocli device --ip <ip address> --token <token>.

miiocli dreamevacuum --ip 192.168.1.XX --token XXXXXXXX status

WARNING:miio.device:Found an unsupported model 'dreame.vacuum.p2140o' for class 'DreameVacuum'. If this is working for you, please open an issue at https://github.com/rytilahti/python-miio/
WARNING:miio.miot_device:Unable to find mapping for dreame.vacuum.p2140o, falling back to dreame.vacuum.mc1808
ERROR:miio.integrations.vacuum.dreame.dreamevacuum_miot:Unknown ChargingStats (0)
ERROR:miio.integrations.vacuum.dreame.dreamevacuum_miot:Unknown model for cleaning mode (dreame.vacuum.p2140o)
ERROR:miio.integrations.vacuum.dreame.dreamevacuum_miot:Unknown FaultStatus (100)
ERROR:miio.integrations.vacuum.dreame.dreamevacuum_miot:Unknown OperatingMode (None)
Battery level: 2
Brush life level: None
Brush left time: None
Charging state: None
Cleaning mode: None
Device fault: None
Device status: Sweeping
Filter left level: None
Filter life level: None
Life brush main: None
Life brush side: None
Life sieve: None
Map view: None
Operating mode: None
Side cleaning brush left time: None
Side cleaning brush life level: None
Time zone: None
Timer enabled: None
Timer start time: None
Timer stop time: None
Voice package: None
Volume: None
Water flow: None
Water box attached: None
Cleaning time: None
Cleaning area: None
First clean time: None
Total clean time: None
Total clean times: None
Total clean area: None

Additional context
If you know already about potential commands or any other useful information to add support for the device, please add that information here.

miiocli dreamevacuum --ip 192.168.1.XX --token xxxxxxxxxxxxxxxx info

WARNING:miio.device:Found an unsupported model 'dreame.vacuum.p2140o' for class 'DreameVacuum'. If this is working for you, please open an issue at https://github.com/rytilahti/python-miio/
Model: dreame.vacuum.p2140o
Hardware version: Linux
Firmware version: 4.1.6_1026

miiocli discover
INFO:miio.miioprotocol:Sending discovery to with timeout of 5s..
INFO:miio.miioprotocol: IP 192.168.1.55 (ID: 3d4d58f7) - token: b'ffffffffffffffffffffffffffffffff'
INFO:miio.miioprotocol:Discovery done
INFO:miio.discovery:Discovering devices with mDNS for 5 seconds...

Thanks for your time and effort