Fix help text of ext2load and fatload.

Fix help text of ext2load and fatload to match code in fs/fs.c
Signed-off-by: NPavel Machek <pavel@denx.de>
Reviewed-by: NMarek Vasut <marex@denx.de>

common/cmd_ext2.c

@@ -45,7 +45,7 @@ U_BOOT_CMD(
 U_BOOT_CMD(
 	ext2load,	6,	0,	do_ext2load,
 	"load binary file from a Ext2 filesystem",
-	"<interface> <dev[:part]> [addr] [filename] [bytes]\n"
+	"<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n"
 	"    - load binary file 'filename' from 'dev' on 'interface'\n"
 	"      to address 'addr' from ext2 filesystem."
 )

common/cmd_fat.c

@@ -27,7 +27,7 @@ int do_fat_fsload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 U_BOOT_CMD(
 	fatload,	7,	0,	do_fat_fsload,
 	"load binary file from a dos filesystem",
-	"<interface> [<dev[:part]>]  <addr> <filename> [bytes [pos]]\n"
+	"<interface> [<dev[:part]> [<addr> [<filename> [bytes [pos]]]]]\n"
 	"    - Load binary file 'filename' from 'dev' on 'interface'\n"
 	"      to address 'addr' from dos filesystem.\n"
 	"      'pos' gives the file position to start loading from.\n"