cmd: mmc: update the mmc command's usage about argument
It's confusing whether arguments are optional or mandatory.
Update the command's usage to clarify how to use.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/cmd/mmc.c b/cmd/mmc.c
index 1529a3e..cb6b59f 100644
--- a/cmd/mmc.c
+++ b/cmd/mmc.c
@@ -1017,13 +1017,13 @@
" Power cycling is required to initialize partitions after set to complete.\n"
#endif
#ifdef CONFIG_SUPPORT_EMMC_BOOT
- "mmc bootbus dev boot_bus_width reset_boot_bus_width boot_mode\n"
+ "mmc bootbus <dev> <boot_bus_width> <reset_boot_bus_width> <boot_mode>\n"
" - Set the BOOT_BUS_WIDTH field of the specified device\n"
"mmc bootpart-resize <dev> <boot part size MB> <RPMB part size MB>\n"
" - Change sizes of boot and RPMB partitions of specified device\n"
- "mmc partconf dev [boot_ack boot_partition partition_access]\n"
+ "mmc partconf <dev> [boot_ack boot_partition partition_access]\n"
" - Show or change the bits of the PARTITION_CONFIG field of the specified device\n"
- "mmc rst-function dev value\n"
+ "mmc rst-function <dev> <value>\n"
" - Change the RST_n_FUNCTION field of the specified device\n"
" WARNING: This is a write-once field and 0 / 1 / 2 are the only valid values.\n"
#endif