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| -rw-r--r-- | Documentation/devicetree/bindings/net/ieee802154/cc2520.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt new file mode 100644 index 000000000..fb6d49f18 --- /dev/null +++ b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt @@ -0,0 +1,33 @@ +*CC2520 IEEE 802.15.4 Compatible Radio* + +Required properties: + - compatible: should be "ti,cc2520" + - spi-max-frequency: maximal bus speed (8000000), should be set to 4000000 depends + sync or async operation mode + - reg: the chipselect index + - pinctrl-0: pin control group to be used for this controller. + - pinctrl-names: must contain a "default" entry. + - fifo-gpio: GPIO spec for the FIFO pin + - fifop-gpio: GPIO spec for the FIFOP pin + - sfd-gpio: GPIO spec for the SFD pin + - 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>; + fifop-gpio = <&gpio1 19 0>; + sfd-gpio = <&gpio1 13 0>; + cca-gpio = <&gpio1 16 0>; + vreg-gpio = <&gpio0 31 0>; + reset-gpio = <&gpio1 12 0>; + }; |