ardupilot/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
Andrew Tridgell 2b86c0e962 HAL_ChibiOS: tweak DMA settings for skyviper-v2450
this resolves a problem with the cypress radio.

Thanks to Sid for working this out
2018-02-08 22:15:41 +11:00

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# hardware setup for V2450, based around FMUv3 but no IO MCU and
# custom config options for ArduCopter
# start with fmuv3 base port
include ../fmuv3/hwdef.dat
# remove some unnecessary features inherited from fmuv3
undef UART8
undef UART8_TX
undef UART8_RX
undef USART3
undef USART3_TX
undef USART3_RX
undef CAN1
undef CAN2
undef HAL_WITH_UAVCAN
undef IOMCU_UART
undef AP_FEATURE_SBUS_OUT
undef HAL_OS_FATFS_IO
undef AP_FEATURE_RTSCTS
undef HAL_WITH_RAMTRON
undef IOMCU_UART
undef SDIO
UART_ORDER OTG1 UART4 USART2
# enable AP_Radio support
define HAL_RCINPUT_WITH_AP_RADIO 1
define HAL_GPIO_RADIO_RESET 1 // PB0 GPIO from FMU3
define HAL_GPIO_RADIO_IRQ 15 // PD15
# setup defines for ArduCopter config
define TOY_MODE_ENABLED ENABLED
define ARMING_DELAY_SEC 0
define LAND_START_ALT 700
define LAND_DETECTOR_ACCEL_MAX 2.0f
# support cypress and cc2500 radios
SPIDEV cypress SPI2 DEVID11 FRAM_CS MODE0 2*MHZ 2*MHZ
SPIDEV cc2500 SPI2 DEVID12 FRAM_CS MODE0 4*MHZ 4*MHZ
SPIDEV pixartflow SPI4 DEVID13 MPU_EXT_CS MODE3 2*MHZ 2*MHZ
# SPI2 for the cypress needs exclusive access or we will end up with
# lost packets
DMA_PRIORITY SPI2_*
DMA_NOSHARE SPI2_*
undef PA1
PA1 UART4_RX UART4 NODMA