+# SPDX-License-Identifier: GPL-2.0-or-later
+
+#
+# Silicon Labs (formerly Energy Micro) EFM32 target
#
-# efm32 target
+# Note: All EFM32 chips have SWD support, but only newer series 1
+# chips have JTAG support.
#
source [find target/swj-dp.tcl]
if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
} else {
- set _CPUTAPID 0x2ba01477
+ if { [using_jtag] } {
+ set _CPUTAPID 0x4ba00477
+ } {
+ set _CPUTAPID 0x2ba01477
+ }
}
-swj_newdap $_CHIPNAME cpu -expected-id $_CPUTAPID
+swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
-adapter_khz 1000
+adapter speed 1000
set _TARGETNAME $_CHIPNAME.cpu
-target create $_TARGETNAME cortex_m -chain-position $_TARGETNAME
+target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap
$_TARGETNAME configure -work-area-phys 0x10000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
set _FLASHNAME $_CHIPNAME.flash
flash bank $_FLASHNAME efm32 0 0 0 0 $_TARGETNAME
+flash bank userdata.flash efm32 0x0FE00000 0 0 0 $_TARGETNAME
+flash bank lockbits.flash efm32 0x0FE04000 0 0 0 $_TARGETNAME
if {![using_hla]} {
# if srst is not fitted use SYSRESETREQ to