cc2520: Add support for CC2591 amplifier.

[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / net / ieee802154 / cc2520.txt

diff --git a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
index 0071883..fb6d49f 100644 (file)
--- 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>;