--- a/fteeprom/fteeprom-read.c	Mon Apr 22 00:19:13 2019 +0000
+++ b/fteeprom/fteeprom-read.c	Mon Apr 22 01:17:07 2019 +0000
@@ -14,23 +14,14 @@
 {
 	int c;
 	extern int optind;
-	extern char *optarg;
 
-	while ((c = getopt(argc, argv, "t:")) != EOF) {
+	while ((c = getopt(argc, argv, "bB")) != EOF) {
 		switch (c) {
-		case 't':
-			if (!strcmp(optarg, "46"))
-				eeprom_size = 64;
-			else if (!strcmp(optarg, "56"))
-				eeprom_size = 128;
-			else if (!strcmp(optarg, "66"))
-				eeprom_size = 256;
-			else {
-				fprintf(stderr,
-				"error: -t option invalid value \"%s\"\n",
-					optarg);
-				exit(1);
-			}
+		case 'b':
+			eeprom_size = 128;
+			continue;
+		case 'B':
+			eeprom_size = 256;
 			continue;
 		default:
 			/* error msg already printed */