Add RP2040 new boards.

Author: kattni

.gitignore

@@ -0,0 +1,2 @@
+.DS_Store
+.idea

build_platform.py

@@ -145,6 +145,10 @@
     "picow_rp2040_tinyusb" : ["rp2040:rp2040:rpipicow:flash=2097152_0,freq=133,dbgport=Disabled,dbglvl=None,usbstack=tinyusb", "0xe48bff56", None],
     "feather_rp2040" : ["rp2040:rp2040:adafruit_feather:freq=125,flash=8388608_0", "0xe48bff56", None],
     "feather_rp2040_tinyusb" : ["rp2040:rp2040:adafruit_feather:flash=8388608_0,freq=125,dbgport=Disabled,dbglvl=None,usbstack=tinyusb", "0xe48bff56", None],
+    "feather_rp2040_rfm" : ["rp2040:rp2040:adafruit_feather:freq=125,flash=8388608_0", "0xe48bff56", None],
+    "feather_rp2040_rfm_tinyusb" : ["rp2040:rp2040:adafruit_feather:flash=8388608_0,freq=125,dbgport=Disabled,dbglvl=None,usbstack=tinyusb", "0xe48bff56", None],
+    "feather_rp2040_dvi" : ["rp2040:rp2040:adafruit_feather:freq=125,flash=8388608_0", "0xe48bff56", None],
+    "feather_rp2040_dvi_tinyusb" : ["rp2040:rp2040:adafruit_feather:flash=8388608_0,freq=125,dbgport=Disabled,dbglvl=None,usbstack=tinyusb", "0xe48bff56", None],
     "qt2040_trinkey" : ["rp2040:rp2040:adafruit_trinkeyrp2040qt:freq=125,flash=8388608_0", "0xe48bff56", None],
     "qt2040_trinkey_tinyusb" : ["rp2040:rp2040:adafruit_trinkeyrp2040qt:flash=8388608_0,freq=125,dbgport=Disabled,dbglvl=None,usbstack=tinyusb", "0xe48bff56", None],
     # Attiny8xy, 16xy, 32xy (SpenceKonde)