Update readme

Author: polldo

README.md

@@ -65,10 +65,16 @@ Use this command to provision a device:
 
 ####LoRa 
 
+LoRa devices should be provisioned using a specific command.
+Parameters are the same except for the additional mandatory `--frequency-plan`:
+
+`$ arduino-cloud-cli device create-lora --name <deviceName> --frequency-plan <freqID> --port <port> --fqbn <deviceFqbn>`
+
 The list of supported LoRa frequency plans can be retrieved with:
 
 `$ arduino-cloud-cli device list-frequency-plans`
 
+
 ## Device commands
 
 Devices can be deleted using the device delete command. This command accepts two mutually exclusive flags: `--id` and `--tags`. Only one of them must be passed. When the `--id` is passed, the device having such ID gets deleted: