source /usr/local/share/openocd/scripts/interface/raspberrypi2-native.cfg
bcm2835gpio_speed_coeffs 194938 48

transport select swd


set CHIPNAME at91samd21

source /usr/local/share/openocd/scripts/target/at91samdXX.cfg

# did not yet manage to make a working setup using srst
#reset_config srst_only
reset_config  srst_nogate

adapter_nsrst_delay 100
adapter_nsrst_assert_width 100

init
targets
reset halt


at91samd bootloader 0
program sam_ba_MT_D21E_rev_B_SAMD21E17A.bin verify
at91samd bootloader 8192
reset
shutdown