forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
26 lines
866 B
26 lines
866 B
Nintendo Wii (Hollywood) GPIO controller |
|
|
|
Required properties: |
|
- compatible: "nintendo,hollywood-gpio" |
|
- reg: Physical base address and length of the controller's registers. |
|
- gpio-controller: Marks the device node as a GPIO controller. |
|
- #gpio-cells: Should be <2>. The first cell is the pin number and the |
|
second cell is used to specify optional parameters: |
|
- bit 0 specifies polarity (0 for normal, 1 for inverted). |
|
|
|
Optional properties: |
|
- ngpios: see Documentation/devicetree/bindings/gpio/gpio.txt |
|
- interrupt-controller: Marks the device node as an interrupt controller. |
|
- #interrupt-cells: Should be two. |
|
- interrupts: Interrupt specifier for the controller's Broadway (PowerPC) |
|
interrupt. |
|
|
|
Example: |
|
|
|
GPIO: gpio@d8000c0 { |
|
#gpio-cells = <2>; |
|
compatible = "nintendo,hollywood-gpio"; |
|
reg = <0x0d8000c0 0x40>; |
|
gpio-controller; |
|
ngpios = <24>; |
|
}
|
|
|