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pipistrello: ftdi-jtag/spartan6/jtagspi board

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The Pipistrello is a low cost FPGA board with a Xilinx
Spartan6 LX45, a SPI flash and onboard FTDI JTAG.
This board is a good example use case for the jtagspi
flash driver talking through a proxy bitstream.

Change-Id: I04a80610ff825c36ebcb67b879507028eed141ad
Signed-off-by: Robert Jordens <jordens@gmail.com>
Reviewed-on: http://openocd.zylin.com/2846
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Robert Jordens
2015-07-01 23:29:34 -06:00
committed by Spencer Oliver
parent d25355473d
commit 804eefc259
3 changed files with 81 additions and 0 deletions
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tcl/interface/ftdi/pipistrello.cfg Normal file
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# http://pipistrello.saanlima.com/
# http://www.saanlima.com/download/pipistrello-v2.0/pipistrello_v2_schematic.pdf
interface ftdi
ftdi_device_desc "Pipistrello LX45"
ftdi_vid_pid 0x0403 0x6010
# interface 1 is the uart
ftdi_channel 0
# just TCK TDI TDO TMS, no reset
ftdi_layout_init 0x0008 0x000b
reset_config none
# this generally works fast: the fpga can handle 30MHz, the spi flash can handle
# 54MHz with simple read, no dummy cycles, and wait-for-write-completion
adapter_khz 30000