Merge branch 'master' of git://git.denx.de/u-boot-sunxi

[u-boot] / cmd / mac.c

diff --git a/cmd/mac.c b/cmd/mac.c
index 52d3ba0f29a27660f5fd3b08b1dd93cd1ae278ba..4227d10936b948adc94c3d5959d887606a08ed15 100644 (file)
--- a/cmd/mac.c
+++ b/cmd/mac.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2006 Freescale Semiconductor
  * York Sun (yorksun@freescale.com)
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -13,21 +12,21 @@ extern int do_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 U_BOOT_CMD(
        mac, 3, 1,  do_mac,
        "display and program the system ID and MAC addresses in EEPROM",
-       "[read|save|id|num|errata|date|ports|0|1|2|3|4|5|6|7]\n"
+       "[read|save|id|num|errata|date|ports|port_number]\n"
        "mac read\n"
-       "    - read EEPROM content into memory\n"
+       "    - read EEPROM content into memory data structure\n"
        "mac save\n"
-       "    - save to the EEPROM\n"
+       "    - save memory data structure to the EEPROM\n"
        "mac id\n"
-       "    - program system id\n"
-       "mac num\n"
-       "    - program system serial number\n"
-       "mac errata\n"
-       "    - program errata data\n"
-       "mac date\n"
-       "    - program date\n"
-       "mac ports\n"
-       "    - program the number of ports\n"
-       "mac X\n"
-       "    - program the MAC address for port X [X=0...7]"
+       "    - program system id per hard coded value\n"
+       "mac num string\n"
+       "    - program system serial number to value string\n"
+       "mac errata string\n"
+       "    - program errata data to value string\n"
+       "mac date YYMMDDhhmmss\n"
+       "    - program date to string value YYMMDDhhmmss\n"
+       "mac ports N\n"
+       "    - program the number of network ports to integer N\n"
+       "mac X string\n"
+       "    - program MAC addr for port X [X=0,1..] to colon separated string"
 );