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Samsung tm2-touchkey
Required properties:
- compatible: must be "cypress,tm2-touchkey"
- reg: I2C address of the chip.
- interrupt-parent: a phandle for the interrupt controller (see interrupt
binding[0]).
- interrupts: interrupt to which the chip is connected (see interrupt
binding[0]).
- vcc-supply : internal regulator output. 1.8V
- vdd-supply : power supply for IC 3.3V
[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
Example:
&i2c0 {
/* ... */
touchkey@20 {
compatible = "cypress,tm2-touchkey";
reg = <0x20>;
interrupt-parent = <&gpa3>;
interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
vcc-supply=<&ldo32_reg>;
vdd-supply=<&ldo33_reg>;
};
};