diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index 02b240a02dc6a59313350baedc2f8353e2ff85a6..d9cb0d70fceef07dd740a381c4b2325401087b43 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2999,6 +2999,9 @@ sci_parse_dt(struct platform_device *pdev, unsigned int *dev_id)
 	p->regtype = SCI_OF_REGTYPE(match->data);
 	p->scscr = SCSCR_RE | SCSCR_TE;
 
+	if (of_find_property(np, "uart-has-rtscts", NULL))
+		p->capabilities |= SCIx_HAVE_RTSCTS;
+
 	return p;
 }