Add F.Port2 support

Author: shellixyz

make/source.mk

@@ -128,6 +128,7 @@ MAIN_SRC = \
             rx/crsf.c \
             rx/eleres.c \
             rx/fport.c \
+            rx/fport2.c \
             rx/ibus.c \
             rx/jetiexbus.c \
             rx/msp.c \

src/main/fc/settings.yaml

@@ -25,7 +25,7 @@ tables:
     values: ["NONE", "PPM", "SERIAL", "MSP", "SPI", "UIB"]
     enum: rxReceiverType_e
   - name: serial_rx
-    values: ["SPEK1024", "SPEK2048", "SBUS", "SUMD", "SUMH", "XB-B", "XB-B-RJ01", "IBUS", "JETIEXBUS", "CRSF", "FPORT", "FPORT2", "SBUS_FAST"]
+    values: ["SPEK1024", "SPEK2048", "SBUS", "SUMD", "SUMH", "XB-B", "XB-B-RJ01", "IBUS", "JETIEXBUS", "CRSF", "FPORT", "SBUS_FAST", "FPORT2"]
   - name: rx_spi_protocol
     values: ["V202_250K", "V202_1M", "SYMA_X", "SYMA_X5C", "CX10", "CX10A", "H8_3D", "INAV", "ELERES"]
     enum: rx_spi_protocol_e