diff --git a/tools/testing/selftests/ptp/testptp.c b/tools/testing/selftests/ptp/testptp.c
index d78d52f028ab..84e86898f4b4 100644
--- a/tools/testing/selftests/ptp/testptp.c
+++ b/tools/testing/selftests/ptp/testptp.c
@@ -121,7 +121,6 @@ static void usage(char *progname)
 		" -d name    device to open\n"
 		" -e val     read 'val' external time stamp events\n"
 		" -f val     adjust the ptp clock frequency by 'val' ppb\n"
-		" -F chan    Enable single channel mask and keep device open for debugfs verification.\n"
 		" -g         get the ptp clock time\n"
 		" -h         prints this message\n"
 		" -i val     index for event/trigger\n"
@@ -190,7 +189,6 @@ int main(int argc, char *argv[])
 	int seconds = 0;
 	int readonly = 0;
 	int settime = 0;
-	int channel = -1;
 
 	int64_t t1, t2, tp;
 	int64_t interval, offset;
@@ -200,7 +198,7 @@ int main(int argc, char *argv[])
 
 	progname = strrchr(argv[0], '/');
 	progname = progname ? 1+progname : argv[0];
-	while (EOF != (c = getopt(argc, argv, "cd:e:f:F:ghH:i:k:lL:n:o:p:P:rsSt:T:w:x:Xz"))) {
+	while (EOF != (c = getopt(argc, argv, "cd:e:f:ghH:i:k:lL:n:o:p:P:rsSt:T:w:x:Xz"))) {
 		switch (c) {
 		case 'c':
 			capabilities = 1;
@@ -214,9 +212,6 @@ int main(int argc, char *argv[])
 		case 'f':
 			adjfreq = atoi(optarg);
 			break;
-		case 'F':
-			channel = atoi(optarg);
-			break;
 		case 'g':
 			gettime = 1;
 			break;
@@ -616,18 +611,6 @@ int main(int argc, char *argv[])
 		free(xts);
 	}
 
-	if (channel >= 0) {
-		if (ioctl(fd, PTP_MASK_CLEAR_ALL)) {
-			perror("PTP_MASK_CLEAR_ALL");
-		} else if (ioctl(fd, PTP_MASK_EN_SINGLE, (unsigned int *)&channel)) {
-			perror("PTP_MASK_EN_SINGLE");
-		} else {
-			printf("Channel %d exclusively enabled. Check on debugfs.\n", channel);
-			printf("Press any key to continue\n.");
-			getchar();
-		}
-	}
-
 	close(fd);
 	return 0;
 }