M7350/kernel/Documentation/devicetree/bindings/gpio/gpio-twl4030.txt

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2024-09-09 08:52:07 +00:00
twl4030 GPIO controller bindings
Required properties:
- compatible:
- "ti,twl4030-gpio" for twl4030 GPIO controller
- #gpio-cells : Should be two.
- first cell is the pin number
- second cell is used to specify optional parameters (unused)
- gpio-controller : Marks the device node as a GPIO controller.
- #interrupt-cells : Should be 2.
- interrupt-controller: Mark the device node as an interrupt controller
The first cell is the GPIO number.
The second cell is not used.
Example:
twl_gpio: gpio {
compatible = "ti,twl4030-gpio";
#gpio-cells = <2>;
gpio-controller;
#interrupt-cells = <2>;
interrupt-controller;
};