mips: Change global data baudrate to int

This doesn't need to be a long, so change it.

Also adjust bi_baudrate to be unsigned.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Rini <trini@ti.com>

common/cmd_bdinfo.c

@@ -324,7 +324,7 @@ int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
 	print_eth(0);
 	printf("ip_addr     = %s\n", getenv("ipaddr"));
-	printf("baudrate    = %d bps\n", bd->bi_baudrate);
+	printf("baudrate    = %u bps\n", bd->bi_baudrate);
 
 	return 0;
 }