1 * PNI RM3100 3-axis magnetometer sensor
5 - compatible : should be "pni,rm3100"
6 - reg : the I2C address or SPI chip select number of the sensor.
10 - interrupts: data ready (DRDY) from the chip.
11 The interrupts can be triggered on level high.
16 compatible = "pni,rm3100";
18 interrupt-parent = <&gpio0>;
19 interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;