linux/Documentation/devicetree/bindings/gpio/gpio-vt8500.txt
Tony Prisk 95e9fd10f0 arm: vt8500: doc: Add device tree bindings for arch-vt8500 devices
Bindings for gpio, interrupt controller, power management controller,
timer, realtime clock, serial uart, ehci and uhci controllers and
framebuffer controllers used on the arch-vt8500 platform.

Framebuffer binding also specifies a 'display' node which is required
for determining the lcd panel data.

Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
2012-09-21 19:23:58 +12:00

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VIA/Wondermedia VT8500 GPIO Controller
-----------------------------------------------------
Required properties:
- compatible : "via,vt8500-gpio", "wm,wm8505-gpio"
or "wm,wm8650-gpio" depending on your SoC
- reg : Should contain 1 register range (address and length)
- #gpio-cells : should be <3>.
1) bank
2) pin number
3) flags - should be 0
Example:
gpio: gpio-controller@d8110000 {
compatible = "via,vt8500-gpio";
gpio-controller;
reg = <0xd8110000 0x10000>;
#gpio-cells = <3>;
};
vibrate {
gpios = <&gpio 0 1 0>; /* Bank 0, Pin 1, No flags */
};