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-rw-r--r--dts/Bindings/serial/cdns,uart.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/dts/Bindings/serial/cdns,uart.txt b/dts/Bindings/serial/cdns,uart.txt
index 227bb77..4efc560 100644
--- a/dts/Bindings/serial/cdns,uart.txt
+++ b/dts/Bindings/serial/cdns,uart.txt
@@ -12,6 +12,11 @@ Required properties:
See ../clocks/clock-bindings.txt for details.
+Optional properties:
+- cts-override : Override the CTS modem status signal. This signal will
+ always be reported as active instead of being obtained from the modem status
+ register. Define this if your serial port does not use this pin
+
Example:
uart@e0000000 {
compatible = "cdns,uart-r1p8";