| * 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 | |
| - interrupt-parent: The parent interrupt controller | |
| Example: | |
| cbus0 { | |
| compatible = "i2c-cbus-gpio"; | |
| ... | |
| retu: retu@1 { | |
| compatible = "nokia,retu"; | |
| interrupt-parent = <&gpio4>; | |
| interrupts = <12 IRQ_TYPE_EDGE_RISING>; | |
| reg = <0x1>; | |
| }; | |
| }; |