[PATCH 32/34] doc: add documentation for 'mw' command

[Robert Schwebel]

Signed-off-by: Robert Schwebel <r.schwebel at pengutronix.de>
---
 Documentation/commands.dox |    2 +-
 commands/mem.c             |   20 ++++++++++++++------
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/Documentation/commands.dox b/Documentation/commands.dox
index 881fc2c..c9a786d 100644
--- a/Documentation/commands.dox
+++ b/Documentation/commands.dox
@@ -74,7 +74,7 @@ available in @a Barebox:
 @li @subpage mkdir_command
 @li @subpage mount_command
 @li @subpage mtest
- at li @subpage mw
+ at li @subpage mw_command
 @li @subpage mycdev
 @li @subpage nand_command
 @li @subpage nand_boot_test
diff --git a/commands/mem.c b/commands/mem.c
index 73bf915..dc778d3 100644
--- a/commands/mem.c
+++ b/commands/mem.c
@@ -289,12 +289,20 @@ static int do_mem_mw(struct command *cmdtp, int argc, char *argv[])
 	return errno;
 }
 
-static const __maybe_unused char cmd_mw_help[] =
-"Usage: mw [OPTIONS] <region> <value(s)>\n"
-"Write value(s) to the specifies region.\n"
-"options:\n"
-"  -b, -w, -l	use byte, halfword, or word accesses\n"
-"  -d <file>	write file (default /dev/mem)\n";
+BAREBOX_CMD_HELP_START(mw)
+BAREBOX_CMD_HELP_USAGE("mw [OPTIONS] REGION VALUE(s)\n")
+BAREBOX_CMD_HELP_SHORT("Write value(s) to the specified region.\n")
+BAREBOX_CMD_HELP_OPT  ("-b, -w, -l", "use byte, halfword or word accesses\n")
+BAREBOX_CMD_HELP_OPT  ("-d <file>", "write file (default: /dev/mem)\n")
+BAREBOX_CMD_HELP_END
+
+/**
+ * @page mw_command
+
+\todo Add more documentation, especially an example and more info about <region>
+
+ */
+
 
 BAREBOX_CMD_START(mw)
 	.cmd		= do_mem_mw,
-- 
1.7.2.3