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# Kconfig settings for Atmel SAMD processors
if MACH_ATSAMD
config ATSAMD_SELECT
bool
default y
select HAVE_GPIO
select HAVE_GPIO_ADC
select HAVE_GPIO_I2C
select HAVE_GPIO_SPI
select HAVE_GPIO_HARD_PWM
select HAVE_GPIO_BITBANGING
config BOARD_DIRECTORY
string
default "atsamd"
choice
prompt "Processor model"
config MACH_SAMD21A
bool "SAMD21G18A (Arduino Zero)"
endchoice
config CLOCK_FREQ
int
default 48000000
choice
prompt "Bootloader offset"
config FLASH_START_0000
bool "No bootloader"
config FLASH_START_2000
bool "8KiB bootloader (Arduino Zero)"
config FLASH_START_4000
bool "16KiB bootloader (Arduino M0)"
endchoice
config FLASH_START
hex
default 0x4000 if FLASH_START_4000
default 0x2000 if FLASH_START_2000
default 0x0000
config USBSERIAL
bool "Use USB for communication (instead of serial)"
default y
config SERIAL
depends on !USBSERIAL
bool
default y
config SERIAL_BAUD
depends on SERIAL
int "Baud rate for serial port"
default 250000
endif
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