1 files changed, 4 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
index 0071883c08d8..fb6d49f184ed 100644
--- a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
+++ b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
@@ -13,11 +13,15 @@ Required properties:
         - cca-gpio:             GPIO spec for the CCA pin
         - vreg-gpio:            GPIO spec for the VREG pin
         - reset-gpio:           GPIO spec for the RESET pin
+Optional properties:
+        - amplified:            include if the CC2520 is connected to a CC2591 amplifier
+
 Example:
         cc2520@0 {
                 compatible = "ti,cc2520";
                 reg = <0>;
                 spi-max-frequency = <4000000>;
+                amplified;
                 pinctrl-names = "default";
                 pinctrl-0 = <&cc2520_cape_pins>;
                 fifo-gpio = <&gpio1 18 0>;