scripts: Add ezFlashCLI runner

This adds support for ezFlashCLI tool to allow flashing DA1469x MCU
family from Renesas.

The tool is available at https://github.com/ezflash/ezFlashCLI or can
be installed via pip.

Signed-off-by: Andrzej Kaczmarek <andrzej.kaczmarek@codecoup.pl>
Signed-off-by: Ben Lauret <ben.lauret.wm@renesas.com>

boards/common/ezflashcli.board.cmake

@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
+
+board_set_flasher_ifnset(ezflashcli)
+board_finalize_runner_args(ezflashcli)

scripts/west_commands/runners/__init__.py

@@ -31,6 +31,7 @@ _names = [
     'dediprog',
     'dfu',
     'esp32',
+    'ezflashcli',
     'gd32isp',
     'hifive1',
     'intel_adsp',

scripts/west_commands/runners/ezflashcli.py

@@ -0,0 +1,58 @@
+# Copyright (c) 2022 Renesas Electronics Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+'''Runner for flashing with ezFlashCLI.'''
+from runners.core import ZephyrBinaryRunner, RunnerCaps
+
+DEFAULT_EZFLASHCLI = "ezFlashCLI"
+
+class EzFlashCliBinaryRunner(ZephyrBinaryRunner):
+    '''Runner front-end for ezFlashCLI'''
+
+    def __init__(self, cfg, tool, sn, erase=False):
+        super().__init__(cfg)
+        self.bin_ = cfg.bin_file
+
+        self.tool = tool
+        self.sn_arg = ['-j', f'{sn}'] if sn is not None else []
+        self.erase = bool(erase)
+
+    @classmethod
+    def name(cls):
+        return 'ezflashcli'
+
+    @classmethod
+    def capabilities(cls):
+        return RunnerCaps(commands={'flash'}, erase=True)
+
+    @classmethod
+    def do_add_parser(cls, parser):
+        parser.add_argument('--tool', default=DEFAULT_EZFLASHCLI,
+                            help='ezFlashCLI path, default is '
+                                f'{DEFAULT_EZFLASHCLI}')
+        parser.add_argument('--sn', default=None, required=False,
+                            help='J-Link probe serial number')
+
+    @classmethod
+    def do_create(cls, cfg, args):
+        return EzFlashCliBinaryRunner(cfg, tool=args.tool, sn=args.sn,
+                                      erase=args.erase)
+
+    def program_bin(self):
+        if self.erase:
+            self.logger.info("Erasing flash...")
+            self.check_call([self.tool] + self.sn_arg + ["erase_flash"])
+
+        self.logger.info(f"Flashing {self.bin_}...")
+        self.check_call([self.tool] + self.sn_arg + ["image_flash", self.bin_])
+
+    def reset(self):
+        self.logger.info("Resetting...")
+        self.check_call([self.tool] + self.sn_arg + ["go"])
+
+    def do_run(self, command, **kwargs):
+        self.require(self.tool)
+        self.ensure_output('bin')
+        self.program_bin()
+        self.reset()

scripts/west_commands/tests/test_imports.py

@@ -21,6 +21,7 @@ def test_runner_imports():
                     'dediprog',
                     'dfu-util',
                     'esp32',
+                    'ezflashcli',
                     'gd32isp',
                     'hifive1',
                     'intel_adsp',