HAL_ChibiOS: added RC input for OMNIBUSF7V2

libraries/AP_HAL_ChibiOS/hwdef/OMNIBUSF7V2/hwdef.dat

@@ -90,8 +90,8 @@ PC5 RSSI_ADC ADC1
 PA10 USART1_RX USART1
 PA9  USART1_TX USART1
 
-# USART2 for SBUS input, RX only
-#PA3 USART2_RX USART2
+# USART2 for RC input, RX only
+PA3 TIM9_CH2 TIM2 RCININT FLOAT LOW
 
 # USART3
 PD9 USART3_RX USART3
@@ -120,6 +120,8 @@ SPIDEV sdcard  SPI4 DEVID1 SDCARD_CS MODE0 400*KHZ 25*MHZ
 SPIDEV osd     SPI2 DEVID1 MAX7456_CS MODE0 10*MHZ 10*MHZ
 
 define HAL_OS_FATFS_IO 1
+define HAL_BOARD_LOG_DIRECTORY "/APM/LOGS"
+define HAL_BOARD_TERRAIN_DIRECTORY "/APM/TERRAIN"
 
 # no built-in compass, but probe the i2c bus for all possible
 # external compass types