| Axis ETRAX FS General I/O controller bindings |
| |
| Required properties: |
| |
| - compatible: one of: |
| - "axis,etraxfs-gio" |
| - "axis,artpec3-gio" |
| - reg: Physical base address and length of the controller's registers. |
| - #gpio-cells: Should be 3 |
| - The first cell is the gpio offset number. |
| - The second cell is reserved and is currently unused. |
| - The third cell is the port number (hex). |
| - gpio-controller: Marks the device node as a GPIO controller. |
| |
| Example: |
| |
| gio: gpio@b001a000 { |
| compatible = "axis,etraxfs-gio"; |
| reg = <0xb001a000 0x1000>; |
| gpio-controller; |
| #gpio-cells = <3>; |
| }; |
