tcl/target: add SPDX tag

[fw/openocd] / tcl / target / imx6.cfg

diff --git a/tcl/target/imx6.cfg b/tcl/target/imx6.cfg
index d7f0b90662296e73a03024c53f558e68ad015ff0..c9b6acf79d7d3eb9ac12b549f93f38595904590a 100644 (file)
--- a/tcl/target/imx6.cfg
+++ b/tcl/target/imx6.cfg
@@ -1,4 +1,12 @@
-# Freescale i.MX6 series single/dual/quad core processor
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+#
+# Freescale i.MX6 series
+#
+# Supports 6Q 6D 6QP 6DP 6DL 6S 6SL 6SLL
+#
+# Some imx6 chips have Cortex-A7 or an Cortex-M and need special handling
+#
 
 if { [info exists CHIPNAME] } {
    set  _CHIPNAME $CHIPNAME
@@ -8,29 +16,46 @@ if { [info exists CHIPNAME] } {
 
 # CoreSight Debug Access Port
 if { [info exists DAP_TAPID] } {
-        set _DAP_TAPID $DAP_TAPID
+    set _DAP_TAPID $DAP_TAPID
 } else {
-        set _DAP_TAPID 0x4ba00477
+    set _DAP_TAPID 0x4ba00477
 }
 
-jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x01 -irmask 0x0f \
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x01 -irmask 0x0f \
         -expected-id $_DAP_TAPID
 
 # SDMA / no IDCODE
 jtag newtap $_CHIPNAME sdma -irlen 4 -ircapture 0x00 -irmask 0x0f
 
 # System JTAG Controller
+
+# List supported SJC TAPIDs from imx reference manuals:
+set _SJC_TAPID_6Q   0x0191c01d
+set _SJC_TAPID_6D   0x0191e01d
+set _SJC_TAPID_6QP  0x3191c01d
+set _SJC_TAPID_6DP  0x3191d01d
+set _SJC_TAPID_6DL  0x0891a01d
+set _SJC_TAPID_6S   0x0891b01d
+set _SJC_TAPID_6SL  0x0891f01d
+set _SJC_TAPID_6SLL 0x088c201d
+
+# Allow external override of the first SJC TAPID
 if { [info exists SJC_TAPID] } {
-        set _SJC_TAPID SJC_TAPID
+    set _SJC_TAPID $SJC_TAPID
 } else {
-        set _SJC_TAPID 0x0191c01d
+    set _SJC_TAPID $_SJC_TAPID_6Q
 }
-set _SJC_TAPID2 0x2191c01d
-set _SJC_TAPID3 0x2191e01d
 
 jtag newtap $_CHIPNAME sjc -irlen 5 -ircapture 0x01 -irmask 0x1f \
-        -expected-id $_SJC_TAPID -expected-id $_SJC_TAPID2 \
-        -expected-id $_SJC_TAPID3
+        -ignore-version \
+        -expected-id $_SJC_TAPID \
+        -expected-id $_SJC_TAPID_6QP \
+        -expected-id $_SJC_TAPID_6DP \
+        -expected-id $_SJC_TAPID_6D \
+        -expected-id $_SJC_TAPID_6DL \
+        -expected-id $_SJC_TAPID_6S \
+        -expected-id $_SJC_TAPID_6SL \
+        -expected-id $_SJC_TAPID_6SLL
 
 # GDB target: Cortex-A9, using DAP, configuring only one core
 # Base addresses of cores:
@@ -39,20 +64,20 @@ jtag newtap $_CHIPNAME sjc -irlen 5 -ircapture 0x01 -irmask 0x1f \
 # core 2  -  0x82154000
 # core 3  -  0x82156000
 set _TARGETNAME $_CHIPNAME.cpu.0
-target create $_TARGETNAME cortex_a -chain-position $_CHIPNAME.dap \
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+target create $_TARGETNAME cortex_a -dap $_CHIPNAME.dap \
         -coreid 0 -dbgbase 0x82150000
 
 # some TCK cycles are required to activate the DEBUG power domain
 jtag configure $_CHIPNAME.sjc -event post-reset "runtest 100"
 
 proc imx6_dbginit {target} {
-        # General Cortex A8/A9 debug initialisation
+        # General Cortex-A8/A9 debug initialisation
         cortex_a dbginit
 }
 
 # Slow speed to be sure it will work
-jtag_rclk 1000
-$_TARGETNAME configure -event reset-start { jtag_rclk 1000 }
+adapter speed 1000
+$_TARGETNAME configure -event reset-start { adapter speed 1000 }
 
 $_TARGETNAME configure -event reset-assert-post "imx6_dbginit $_TARGETNAME"
-$_TARGETNAME configure -event gdb-attach { halt }