Blackfin: gpio: use common usage func

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

diff --git a/arch/blackfin/cpu/cmd_gpio.c b/arch/blackfin/cpu/cmd_gpio.c
index 9e505b661718283b975ef2712db053901f76c990..4430c90d4d760a6d7b6f5b66601d1c65b08cfc23 100644 (file)
--- a/arch/blackfin/cpu/cmd_gpio.c
+++ b/arch/blackfin/cpu/cmd_gpio.c
@@ -26,11 +26,9 @@ int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                return 0;
        }
 
-       if (argc != 3) {
+       if (argc != 3)
  show_usage:
-               printf("Usage:\n%s\n", cmdtp->usage);
-               return 1;
-       }
+               return cmd_usage(cmdtp);
 
        /* parse the behavior */
        ulong sub_cmd;