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- * Device tree bindings for Nokia Retu and Tahvo multi-function device
- Retu and Tahvo are a multi-function devices found on Nokia Internet
- Tablets (770, N800 and N810). The Retu chip provides watchdog timer
- and power button control functionalities while Tahvo chip provides
- USB transceiver functionality.
- Required properties:
- - compatible: "nokia,retu" or "nokia,tahvo"
- - reg: Specifies the CBUS slave address of the ASIC chip
- - interrupts: The interrupt line the device is connected to
- Example:
- cbus0 {
- compatible = "i2c-cbus-gpio";
- ...
- retu: retu@1 {
- compatible = "nokia,retu";
- interrupt-parent = <&gpio4>;
- interrupts = <12 IRQ_TYPE_EDGE_RISING>;
- reg = <0x1>;
- };
- };
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