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- # SPDX-License-Identifier: GPL-2.0-or-later
- #
- # ADAFRUIT FTDI FT232H as a SWD direct connect interface
- # Any FT232H based board may work
- #
- # http://www.ftdichip.com/Products/ICs/FT232H.htm
- #
- #
- adapter driver ftdi
- ftdi vid_pid 0x0403 0x6014
- # data MSB..LSB direction (1:out) MSB..LSB
- # 0000'0000'0011'0000 0000'0000'0011'1011
- ftdi layout_init 0x0030 0x003b
- # 0xfff8 0xfffb
- # Those signal are only required on some platforms or may required to be
- # enabled explicitly (e.g. nrf5x chips).
- ftdi layout_signal nSRST -data 0x0010 -oe 0x0010
- ftdi layout_signal nTRST -data 0x0020 -oe 0x0020
- # swd enable
- ftdi layout_signal SWD_EN -data 0
- # tri-state (configure as input) TDO/TIO when reading
- ftdi layout_signal SWDIO_OE -data 0
- transport select swd
- # re-configure TDO as tri-state
- #ftdi layout_signal TDO -data 0x0002 -oe 0x0002
- #ftdi layout_signal TDI -data 0x0004
- # Adafruit FT232H JTAG SWD
- # Name Pin Name Func Func
- # D0 J1-3 ADBUS0 TCK SWDCLK
- # D1 J1-4 ADBUS1 TDO/DI SWDIO
- # D2 J1-5 ADBUS2 TDI/DO SWDIO
- # D3 J1-6 ADBUS3 TMS N/A
- # D4 J1-7 ADBUS4 (GPIOL0) /nSRST optional module reset
- # D5 J1-8 ADBUS5 (GPIOL1) /nTRST optional target reset
- # D6 J1-9 ADBUS6 (GPIOL2)
- # D7 J1-10 ADBUS7 (GPIOL3)
- # C0 J2-1 ACBUS0 (GPIOH0)
- # C1 J2-2 ACBUS1 (GPIOH1)
- # C2 J2-3 ACBUS2 (GPIOH2)
- # C3 J2-4 ACBUS3 (GPIOH3)
- # C4 J2-5 ACBUS4 (GPIOH4)
- # C5 J2-6 ACBUS5 (GPIOH5)
- # C6 J2-7 ACBUS6 (GPIOH6)
- # C7 J2-8 ACBUS7 (GPIOH7)
- # C8 J2-9 ACBUS8
- # C9 J2-10 ACBUS9
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