tcl/interface/ftdi: add SWD configs for kt-link, olimex, rowley and resistor hack

Resistor hack is runtime-tested, other configs are based on
schematics.

Change-Id: I8daffa0434cd41d142fbec7c230a302284f7aa31
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/2184
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Tested-by: jenkins
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>
__archive__
Paul Fertser 2014-06-20 14:48:05 +04:00 committed by Andreas Fritiofson
parent bf96df255e
commit e2a7990aac
4 changed files with 24 additions and 0 deletions

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@ -12,3 +12,5 @@ ftdi_layout_init 0x8c28 0xff3b
ftdi_layout_signal nTRST -data 0x0100 -noe 0x0400
ftdi_layout_signal nSRST -data 0x0200 -noe 0x0800
ftdi_layout_signal LED -data 0x8000
ftdi_layout_signal SWD_EN -ndata 0x0020 -oe 0x2000
ftdi_layout_signal SWDIO_OE -ndata 0x1000

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@ -0,0 +1,7 @@
#
# Olimex ARM JTAG SWD adapter
# https://www.olimex.com/Products/ARM/JTAG/ARM-JTAG-SWD/
#
ftdi_layout_signal SWD_EN -nalias nTRST
ftdi_layout_signal SWDIO_OE -alias TMS

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@ -0,0 +1,8 @@
#
# Rowley ARM SWD Adapter
# http://sites.fastspring.com/rowley/product/armswdadapter
# https://drive.google.com/file/d/0Bzv7UpKpOQhnTUNNdzI5OUR4WGs/edit?usp=sharing
#
ftdi_layout_signal SWD_EN -nalias nTRST
ftdi_layout_signal SWDIO_OE -alias TMS

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@ -0,0 +1,7 @@
#
# Connect TDI to SWDIO via a suitable series resistor (220-470 Ohm or
# so depending on the drive capability of the target and adapter);
# connect TDO directly to SWDIO.
#
ftdi_layout_signal SWD_EN -data 0