1 * AT86RF230 IEEE 802.15.4 *
4 - compatible: should be "atmel,at86rf230", "atmel,at86rf231",
5 "atmel,at86rf233" or "atmel,at86rf212"
6 - spi-max-frequency: maximal bus speed, should be set to 7500000 depends
7 sync or async operation mode
8 - reg: the chipselect index
9 - interrupts: the interrupt generated by the device
12 - reset-gpio: GPIO spec for the rstn pin
13 - sleep-gpio: GPIO spec for the slp_tr pin
18 compatible = "atmel,at86rf231";
19 spi-max-frequency = <7500000>;
22 interrupt-parent = <&gpio3>;