tcl/cpld: add config files for virtex-7 devices with ir-length > 6

Adding a single file for each different ir-length.

Change-Id: Iba3dd55b91c28fdb4d0cafa1ededd939fe61a267
Signed-off-by: Daniel Anselmi <danselmi@gmx.ch>
Reviewed-on: https://review.openocd.org/c/openocd/+/7715
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins

tcl/cpld/xilinx-xc7v.cfg

@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# xilinx series 7 (artix, kintex, virtex)
+# http://www.xilinx.com/support/documentation/user_guides/ug470_7Series_Config.pdf
+# https://bsdl.info/view.htm?sid=08e275a0cd3ac38988ca59b002289d77
+# https://bsdl.info/view.htm?sid=44dae65d3cf9593188ca59b002289d77
+#
+# this config file is for XC7VX1140T and XC7V2000T only.
+# for other virtex-7 devices use xilinx-xc7vh580t.cfg or xilinx-xc7vh870t.cfg or xilinx-xc7.cfg
+
+if { [info exists CHIPNAME] } {
+	set _CHIPNAME $CHIPNAME
+} else {
+	set _CHIPNAME xc7v
+}
+
+#0x036D5093: XC7VX1140T
+#0x036By093: XC7V2000T
+#y = xx11 = 3, 7, B or F
+
+jtag newtap $_CHIPNAME tap -irlen 24 -ignore-version \
+	-expected-id 0x036B3093 -expected-id 0x036B7093 \
+	-expected-id 0x036BB093 -expected-id 0x036BF093 \
+	-expected-id 0x036D5093
+
+#CFG_OUT_SLR0 0x124924
+#CFG_IN_SLR0  0x164924
+#CFG_OUT_SLR1 0x904924
+#CFG_IN_SLR1  0x905924
+#CFG_OUT_SLR2 0x924124
+#CFG_IN_SLR2  0x924164
+#CFG_OUT_SLR3 0x924904
+#CFG_IN_SLR3  0x924905
+
+pld create $_CHIPNAME.pld virtex2 -chain-position $_CHIPNAME.tap -no_jstart
+# cfg_out cfg_in jprogb jstart jshutdown
+virtex2 set_instr_codes $_CHIPNAME.pld 0x3FFFFF 0x3FFFFF 0x2CB2CB 0x30C30C 0x34D34D