add DroneerF405 hwdef

[DroneerUAV]

Add DroneerF405 board from Droneer UAV

[andyp1per]

I recommend these changes:

diff --git a/libraries/AP_HAL_ChibiOS/hwdef/DroneerF405/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/DroneerF405/hwdef.dat
index 4063f183a1..96d622b26a 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/DroneerF405/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/DroneerF405/hwdef.dat
@@ -34,14 +34,14 @@ PA12 OTG_FS_DP OTG1
 PC5 VBUS INPUT OPENDRAIN

 # USART1(VTX)
-PA9  USART1_TX USART1
-PA10 USART1_RX USART1
+PA9  USART1_TX USART1 NODMA
+PA10 USART1_RX USART1 NODMA
 define DEFAULT_SERIAL1_PROTOCOL SerialProtocol_Tramp

 # USART2, RC input
 PA2 USART2_TX USART2
-PA3 USART2_RX USART2 NODMA
-define DEFAULT_SERIAL2_PROTOCOL SerialProtocol_MAVLink2
+PA3 USART2_RX USART2
+define DEFAULT_SERIAL2_PROTOCOL SerialProtocol_RCIN

 # default to timer for RC input
 #PA3 TIM9_CH2 TIM9 RCININT PULLDOWN LOW
@@ -70,10 +70,10 @@ define DEFAULT_SERIAL5_PROTOCOL SerialProtocol_None

 # PWM output. 1 - 8 on ESC header
 # --------------------- PWM -----------------------
-PC6  TIM8_CH1   TIM8  PWM(1)  GPIO(50)
+PC6  TIM8_CH1   TIM8  PWM(1)  GPIO(50) BIDIR
 PC7  TIM8_CH2   TIM8  PWM(2)  GPIO(51)
 PC8  TIM8_CH3   TIM8  PWM(3)  GPIO(52)
-PC9  TIM8_CH4   TIM8  PWM(4)  GPIO(53)
+PC9  TIM8_CH4   TIM8  PWM(4)  GPIO(53) BIDIR
 PA15 TIM2_CH1   TIM2  PWM(5)  GPIO(54)
 PA8  TIM1_CH1   TIM1  PWM(6)  GPIO(55)
 PB10 TIM2_CH3   TIM2  PWM(7)  GPIO(56)
@@ -174,7 +174,7 @@ define HAL_OSD_TYPE_DEFAULT 1
 # Font for the osd
 ROMFS_WILDCARD libraries/AP_OSD/fonts/font*.bin

-DMA_PRIORITY TIM2* TIM3*
+DMA_PRIORITY TIM8* TIM3*

 # minimal drivers to reduce flash usage
 include ../include/minimize_fpv_osd.inc

[andyp1per]

Needs a README.md
Suggest the changes I outlined

[andyp1per]

This ID is used. Please reserve an unused id

[peterbarker]

@DroneerUAV to be clear, you need to make an entry in Tools/AP_Bootloader/board_types.txt, reserving an ID for your board. You then you use either that numeric ID in here, or the board name you've used in board_types.txt

[andyp1per]

This id is used - need another one