From a2d0566a93e7d0123934eec0f96c19f6e3202ac6 Mon Sep 17 00:00:00 2001
From: Henrik Mau <henrik.mau@analog.com>
Date: Mon, 30 Jun 2025 13:23:23 +0100
Subject: [PATCH] tcl/target/max32xxx: Add max3267x support

Add configuration files for max32670, max32672 and max32675

Change-Id: I073db6294740bf46713134d75f718dfc7338156e
Signed-off-by: Henrik Mau <henrik.mau@analog.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/8979
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
---
 tcl/target/max32670.cfg | 36 ++++++++++++++++++++++++++++++++++++
 tcl/target/max32672.cfg | 27 +++++++++++++++++++++++++++
 tcl/target/max32675.cfg | 36 ++++++++++++++++++++++++++++++++++++
 3 files changed, 99 insertions(+)
 create mode 100644 tcl/target/max32670.cfg
 create mode 100644 tcl/target/max32672.cfg
 create mode 100644 tcl/target/max32675.cfg

diff --git a/tcl/target/max32670.cfg b/tcl/target/max32670.cfg
new file mode 100644
index 000000000..b8c76af5e
--- /dev/null
+++ b/tcl/target/max32670.cfg
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# maxim Integrated OpenOCD target configuration file
+
+# reset pin configuration
+reset_config none
+adapter_nsrst_delay 200
+adapter_nsrst_assert_width 200
+
+# Set flash parameters
+set FLASH_BASE 0x10000000
+set FLASH_SIZE 0x60000
+set FLC_BASE 0x40029000
+set FLASH_SECTOR 0x2000
+set FLASH_CLK 96
+set FLASH_OPTIONS 0x01
+
+# Use Serial Wire Debug
+transport select swd
+
+source [find target/max32xxx.cfg]
+
+# Early revisions of the MAX32670 will disable SWD upon reset. There are reserved address locations
+# in the ROM code that can be used to insert breakpoints.
+# This workaround will enable SWD for affected revisions.
+$_CHIPNAME.cpu configure -event reset-assert-pre {
+	if {$halt} {catch {bp 0x00002174 2 hw}}
+}
+
+$_CHIPNAME.cpu configure -event reset-deassert-post {
+	if {$halt} {
+		$::_CHIPNAME.cpu arp_poll
+		$::_CHIPNAME.cpu arp_poll
+		$::_CHIPNAME.cpu arp_halt
+		rbp 0x00002174
+	}
+}
diff --git a/tcl/target/max32672.cfg b/tcl/target/max32672.cfg
new file mode 100644
index 000000000..26c7c82db
--- /dev/null
+++ b/tcl/target/max32672.cfg
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# maxim Integrated OpenOCD target configuration file
+
+# reset pin configuration
+reset_config none
+adapter_nsrst_delay 200
+adapter_nsrst_assert_width 200
+
+# Set flash parameters
+set FLASH_BASE 0x10000000
+set FLASH_SIZE 0x80000
+set FLC_BASE 0x40029000
+set FLASH_SECTOR 0x2000
+set FLASH_CLK 96
+set FLASH_OPTIONS 0x01
+
+# Use Serial Wire Debug
+transport select swd
+
+source [find target/max32xxx.cfg]
+
+# Add additional flash bank
+set FLASH_BASE 0x10080000
+set FLC_BASE 0x40029400
+
+flash bank $_CHIPNAME.flash1 max32xxx $FLASH_BASE $FLASH_SIZE 0 0 $_CHIPNAME.cpu \
+$FLC_BASE $FLASH_SECTOR $FLASH_CLK $FLASH_OPTIONS
diff --git a/tcl/target/max32675.cfg b/tcl/target/max32675.cfg
new file mode 100644
index 000000000..cbc718c9c
--- /dev/null
+++ b/tcl/target/max32675.cfg
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# maxim Integrated OpenOCD target configuration file
+
+# reset pin configuration
+reset_config none
+adapter_nsrst_delay 200
+adapter_nsrst_assert_width 200
+
+# Set flash parameters
+set FLASH_BASE 0x10000000
+set FLASH_SIZE 0x60000
+set FLC_BASE 0x40029000
+set FLASH_SECTOR 0x2000
+set FLASH_CLK 96
+set FLASH_OPTIONS 0x01
+
+# Use Serial Wire Debug
+transport select swd
+
+source [find target/max32xxx.cfg]
+
+# Early revisions of the MAX3275 will disable SWD upon reset. There are reserved address locations
+# in the ROM code that can be used to insert breakpoints.
+# This workaround will enable SWD for affected revisions.
+$_CHIPNAME.cpu configure -event reset-assert-pre {
+	if {$halt} {catch {bp 0x00002174 2 hw}}
+}
+
+$_CHIPNAME.cpu configure -event reset-deassert-post {
+	if {$halt} {
+		$::_CHIPNAME.cpu arp_poll
+		$::_CHIPNAME.cpu arp_poll
+		$::_CHIPNAME.cpu arp_halt
+		rbp 0x00002174
+	}
+}