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authorWealian Liao <WHLIAO@nuvoton.com>2020-11-26 10:25:09 +0800
committerOleksij Rempel <linux@rempel-privat.de>2021-09-02 06:42:54 +0000
commit385eedfc6f0b82c5d6715c740ee40bdce983ef04 (patch)
tree8989d8f92b88dcddfcd76a9da5c56477a2b9c581 /tcl
parenta098816a6557e5882bf088ab12a06b94934f30ce (diff)
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flash/nor: add support for Nuvoton NPCX series flash
Added NPCX flash driver to support the Nuvoton NPCX series microcontrollers. Add config file for NPCX series. Change-Id: Ia10b019a3521f59ad1e10ccdc56827ba30c3eac8 Signed-off-by: Wealian Liao <WHLIAO@nuvoton.com> Signed-off-by: Mulin Chao <mlchao@nuvoton.com> Reviewed-on: https://review.openocd.org/c/openocd/+/5950 Tested-by: jenkins Reviewed-by: Oleksij Rempel <linux@rempel-privat.de>
Diffstat (limited to 'tcl')
-rw-r--r--tcl/board/npcx_evb.cfg8
-rw-r--r--tcl/target/npcx.cfg51
2 files changed, 59 insertions, 0 deletions
diff --git a/tcl/board/npcx_evb.cfg b/tcl/board/npcx_evb.cfg
new file mode 100644
index 0000000..4f28bc9
--- /dev/null
+++ b/tcl/board/npcx_evb.cfg
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Nuvoton NPCX Evaluation Board
+
+source [find interface/jlink.cfg]
+transport select swd
+
+source [find target/npcx.cfg]
diff --git a/tcl/target/npcx.cfg b/tcl/target/npcx.cfg
new file mode 100644
index 0000000..1a21e1f
--- /dev/null
+++ b/tcl/target/npcx.cfg
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# script for Nuvoton NPCX Cortex-M4 Series
+
+# Adapt based on what transport is active.
+source [find target/swj-dp.tcl]
+
+# Set Chipname
+if { [info exists CHIPNAME] } {
+ set _CHIPNAME $CHIPNAME
+} else {
+ set _CHIPNAME NPCX_M4
+}
+
+# SWD DAP ID of Nuvoton NPCX Cortex-M4.
+if { [info exists CPUDAPID ] } {
+ set _CPUDAPID $CPUDAPID
+} else {
+ set _CPUDAPID 0x4BA00477
+}
+
+# Work-area is a space in RAM used for flash programming
+# By default use 32kB
+if { [info exists WORKAREASIZE] } {
+ set _WORKAREASIZE $WORKAREASIZE
+} else {
+ set _WORKAREASIZE 0x8000
+}
+
+# Debug Adapter Target Settings
+swj_newdap $_CHIPNAME cpu -irlen 4 -expected-id $_CPUDAPID
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME cortex_m -endian little -dap $_CHIPNAME.dap
+
+$_TARGETNAME configure -work-area-phys 0x200c0000 -work-area-size $_WORKAREASIZE -work-area-backup 0
+
+# Initial JTAG/SWD speed
+# For safety purposes, set for the lowest cpu clock configuration
+# 4MHz / 6 = 666KHz, so use 600KHz for it
+adapter speed 600
+
+# For safety purposes, set for the lowest cpu clock configuration
+$_TARGETNAME configure -event reset-start {adapter speed 600}
+
+# use sysresetreq to perform a system reset
+cortex_m reset_config sysresetreq
+
+# flash configuration
+set _FLASHNAME $_CHIPNAME.flash
+flash bank $_FLASHNAME npcx 0x64000000 0 0 0 $_TARGETNAME