target/adi_v5_swd: add "usage" field to command "swd"

The missing field causes runtime debug message
	BUG: command 'swd' does not have the '.usage' field filled out

Change-Id: I5a36c0fc822c4d5d74ef2d1c75e369648c6f7d4d
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4830
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>

diff --git a/src/target/adi_v5_swd.c b/src/target/adi_v5_swd.c
index d92e2961ef02689572c746e869777f6fe99b7a7e..594b5081fd990b9878f3f65cbb9eef615693757d 100644 (file)
--- a/src/target/adi_v5_swd.c
+++ b/src/target/adi_v5_swd.c
@@ -352,6 +352,7 @@ static const struct command_registration swd_handlers[] = {
                .mode = COMMAND_ANY,
                .help = "SWD command group",
                .chain = swd_commands,
+               .usage = "",
        },
        COMMAND_REGISTRATION_DONE
 };