board: sifive: remove the command for setting serial number

We wouldn't like to allow user to change the serial number, so remove
the command for changing serial number in EEPROM.

Signed-off-by: Zong Li <zong.li@sifive.com>
Suggested-by: David Abdurachmanov <david.abdurachmanov@sifive.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>

diff --git a/board/sifive/unmatched/hifive-platform-i2c-eeprom.c b/board/sifive/unmatched/hifive-platform-i2c-eeprom.c
index a2151f1..ad2f315 100644 (file)
--- a/board/sifive/unmatched/hifive-platform-i2c-eeprom.c
+++ b/board/sifive/unmatched/hifive-platform-i2c-eeprom.c
@@ -402,24 +402,6 @@ static void set_product_id(char *string)
 }
 
 /**
- * set_serial_number() - set the PCB serial number in the in-memory copy
- *
- * Set the board serial number in the in-memory EEPROM copy from the supplied
- * string argument, and update the CRC.
- */
-static void set_serial_number(char *string)
-{
-       if (strlen(string) > SERIAL_NUMBER_BYTES) {
-               printf("Serial number must not be greater than 16 bytes\n");
-               return;
-       }
-
-       memset(e.serial, 0, sizeof(e.serial));
-       strncpy((char *)e.serial, string, sizeof(e.serial));
-       update_crc();
-}
-
-/**
  * init_local_copy() - initialize the in-memory EEPROM copy
  *
  * Initialize the in-memory EEPROM copy with the magic number.  Must
@@ -468,10 +450,7 @@ int do_mac(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
                return 0;
        }
 
-       if (!strcmp(cmd, "serial_number")) {
-               set_serial_number(argv[2]);
-               return 0;
-       } else if (!strcmp(cmd, "manuf_test_status")) {
+       if (!strcmp(cmd, "manuf_test_status")) {
                set_manuf_test_status(argv[2]);
                return 0;
        } else if (!strcmp(cmd, "mac_address")) {