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-rw-r--r--drivers/serial/serial-uclass.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/serial-uclass.c b/drivers/serial/serial-uclass.c
index 9cae9fbd87..998d372da6 100644
--- a/drivers/serial/serial-uclass.c
+++ b/drivers/serial/serial-uclass.c
@@ -353,7 +353,7 @@ static int serial_post_probe(struct udevice *dev)
memset(&sdev, '\0', sizeof(sdev));
strncpy(sdev.name, dev->name, sizeof(sdev.name));
- sdev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT;
+ sdev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_DM;
sdev.priv = dev;
sdev.putc = serial_stub_putc;
sdev.puts = serial_stub_puts;