Merge branch '2023-10-16-assorted-cmd-updates'

- Update the mac command a bit, to be more widely useful and add a
  helper macro to declare CONFIG_SYS_LONGHELP text

1 files changed, 25 insertions, 1 deletions

diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c
index 431f8caeb03..64139d4659f 100644
--- a/board/freescale/common/sys_eeprom.c
+++ b/board/freescale/common/sys_eeprom.c
@@ -424,7 +424,7 @@ int do_mac(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 			prog_eeprom();
 			break;
 		default:
-			return cmd_usage(cmdtp);
+			return CMD_RET_USAGE;
 		}
 
 		return 0;
@@ -623,3 +623,27 @@ unsigned int get_cpu_board_revision(void)
 	return MPC85XX_CPU_BOARD_REV(be.major, be.minor);
 }
 #endif
+
+U_BOOT_LONGHELP(mac,
+	"[read|save|id|num|errata|date|ports|port_number]\n"
+	"mac read\n"
+	"    - read EEPROM content into memory data structure\n"
+	"mac save\n"
+	"    - save memory data structure to the EEPROM\n"
+	"mac id\n"
+	"    - 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");
+
+U_BOOT_CMD(
+	mac, 3, 1,  do_mac,
+	"display and program the system ID and MAC addresses in EEPROM",
+	mac_help_text);