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1* AT86RF230 IEEE 802.15.4 *2 3Required properties: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 depends7 sync or async operation mode8 - reg: the chipselect index9 - interrupts: the interrupt generated by the device. Non high-level10 can occur deadlocks while handling isr.11 12Optional properties:13 - reset-gpio: GPIO spec for the rstn pin14 - sleep-gpio: GPIO spec for the slp_tr pin15 - xtal-trim: u8 value for fine tuning the internal capacitance16 arrays of xtal pins: 0 = +0 pF, 0xf = +4.5 pF17 18Example:19 20 at86rf231@0 {21 compatible = "atmel,at86rf231";22 spi-max-frequency = <7500000>;23 reg = <0>;24 interrupts = <19 4>;25 interrupt-parent = <&gpio3>;26 xtal-trim = /bits/ 8 <0x06>;27 };28