various cmd_* files: remove the command name from the help message

removed the command name from the help message as it is already printed.
for cmd_mmc also rewrote the message a little bit

Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>

common/cmd_cramfs.c

@@ -199,14 +199,14 @@ int do_cramfs_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 /***************************************************/
 U_BOOT_CMD(
 	cramfsload,	3,	0,	do_cramfs_load,
-	"cramfsload\t- load binary file from a filesystem image",
+	"load binary file from a filesystem image",
 	"[ off ] [ filename ]\n"
 	"    - load binary file from address 'cramfsaddr'\n"
 	"      with offset 'off'\n"
 );
 U_BOOT_CMD(
 	cramfsls,	2,	1,	do_cramfs_ls,
-	"cramfsls\t- list files in a directory (default /)",
+	"list files in a directory (default /)",
 	"[ directory ]\n"
 	"    - list files in a directory.\n"
 );

common/cmd_dataflash_mmc_mux.c

@@ -58,7 +58,7 @@ static int mmc_nspi (const char *s)
 
 U_BOOT_CMD(
 	dataflash_mmc_mux, 2, 1, do_dataflash_mmc_mux,
-	"dataflash_mmc_mux\t- enable or disable MMC or SPI\n",
+	"enable or disable MMC or SPI\n",
 	"[mmc, spi]\n"
 	"    - enable or disable MMC or SPI"
 );

common/cmd_mgdisk.c

@@ -61,7 +61,7 @@ int do_mg_disk_cmd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
 U_BOOT_CMD(
 	mgd,	5,	0,	do_mg_disk_cmd,
-	"mgd     - mgine m[g]flash command\n",
+	"mgine m[g]flash command\n",
 	": mgine mflash IO mode (disk) command\n"
 	"    - initialize : mgd init\n"
 	"    - random read : mgd read [from] [to] [size]\n"

common/cmd_mmc.c

@@ -131,7 +131,9 @@ int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 }
 
 U_BOOT_CMD(mmcinfo, 2, 0, do_mmcinfo,
-	"mmcinfo <dev num>-- display MMC info",
+	"display MMC info",
+	"<dev num>\n
+        "    - device number of the device to dislay info of\n"
 	""
 );