1*4882a593Smuzhiyun*CC2520 IEEE 802.15.4 Compatible Radio* 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun - compatible: should be "ti,cc2520" 5*4882a593Smuzhiyun - spi-max-frequency: maximal bus speed (8000000), should be set to 4000000 depends 6*4882a593Smuzhiyun sync or async operation mode 7*4882a593Smuzhiyun - reg: the chipselect index 8*4882a593Smuzhiyun - pinctrl-0: pin control group to be used for this controller. 9*4882a593Smuzhiyun - pinctrl-names: must contain a "default" entry. 10*4882a593Smuzhiyun - fifo-gpio: GPIO spec for the FIFO pin 11*4882a593Smuzhiyun - fifop-gpio: GPIO spec for the FIFOP pin 12*4882a593Smuzhiyun - sfd-gpio: GPIO spec for the SFD pin 13*4882a593Smuzhiyun - cca-gpio: GPIO spec for the CCA pin 14*4882a593Smuzhiyun - vreg-gpio: GPIO spec for the VREG pin 15*4882a593Smuzhiyun - reset-gpio: GPIO spec for the RESET pin 16*4882a593SmuzhiyunOptional properties: 17*4882a593Smuzhiyun - amplified: include if the CC2520 is connected to a CC2591 amplifier 18*4882a593Smuzhiyun 19*4882a593SmuzhiyunExample: 20*4882a593Smuzhiyun cc2520@0 { 21*4882a593Smuzhiyun compatible = "ti,cc2520"; 22*4882a593Smuzhiyun reg = <0>; 23*4882a593Smuzhiyun spi-max-frequency = <4000000>; 24*4882a593Smuzhiyun amplified; 25*4882a593Smuzhiyun pinctrl-names = "default"; 26*4882a593Smuzhiyun pinctrl-0 = <&cc2520_cape_pins>; 27*4882a593Smuzhiyun fifo-gpio = <&gpio1 18 0>; 28*4882a593Smuzhiyun fifop-gpio = <&gpio1 19 0>; 29*4882a593Smuzhiyun sfd-gpio = <&gpio1 13 0>; 30*4882a593Smuzhiyun cca-gpio = <&gpio1 16 0>; 31*4882a593Smuzhiyun vreg-gpio = <&gpio0 31 0>; 32*4882a593Smuzhiyun reset-gpio = <&gpio1 12 0>; 33*4882a593Smuzhiyun }; 34