On Mon, Apr 20, 2015 at 02:04:48PM -0400, Michael C. Cambria wrote: ... > > &spi1 { > status = "okay"; > pinctrl-names = "default"; > pinctrl-0 = <&spi1_pins>; > at86rf233@0 { > compatible = "atmel,at86rf233"; > spi-max-frequency = <500000>; now I detect this here. Why such low clock? You should use a 7.5 Mhz clock here not 500 Khz. I had some troubles with such a low clock and fragmentation handling. Means: change it to "spi-max-frequency = <7500000>;" - Alex -- To unsubscribe from this list: send the line "unsubscribe linux-wpan" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html