X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=tcl%2Ftarget%2Flpc2129.cfg;h=88ee20f171b36d0fa9581ccecb9278a7840968a9;hb=e6505b04892ccacf75603c3d173616f5d92809e7;hp=10fcd0c17707a321b273145ab595cb757e545f69;hpb=94fa8fd30ae5fd29529f401e123864565591e2ed;p=fw%2Fopenocd

diff --git a/tcl/target/lpc2129.cfg b/tcl/target/lpc2129.cfg
index 10fcd0c17..88ee20f17 100644
--- a/tcl/target/lpc2129.cfg
+++ b/tcl/target/lpc2129.cfg
@@ -1,9 +1,23 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 # NXP LPC2129 ARM7TDMI-S with 256kB flash and 16kB SRAM, clocked with 12MHz crystal
 
 source [find target/lpc2xxx.cfg]
 
-proc init_targets {} {
-	# 256kB flash and 16kB SRAM, clocked with 12MHz crystal
+# parameters:
+# - core_freq_khz - frequency of core in kHz during flashing, usually equal to connected crystal or internal oscillator, e.g. 12000
+# - adapter_freq_khz - frequency of debug adapter in kHz, should be 8x slower than core_freq_khz, e.g. 1000
+
+proc setup_lpc2129 {core_freq_khz adapter_freq_khz} {
+	# 256kB flash and 16kB SRAM
 	# setup_lpc2xxx <chip_name> <cputapid> <flash_size> <flash_variant> <workarea_size> <core_freq_khz> <adapter_freq_khz>
-	setup_lpc2xxx lpc2129 0xcf1f0f0f 0x40000 lpc2000_v1 0x4000 12000 1500
+	setup_lpc2xxx lpc2129 0xcf1f0f0f 0x40000 lpc2000_v1 0x4000 $core_freq_khz $adapter_freq_khz
+}
+
+proc init_targets {} {
+	# default to core clocked with 12MHz crystal
+	echo "Warning - assuming default core clock 12MHz! Flashing may fail if actual core clock is different."
+
+	# setup_lpc2129 <core_freq_khz> <adapter_freq_khz>
+	setup_lpc2129 12000 1500
 }