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-Bindings for the National Instruments 169445 GPIO NAND controller
-
-The 169445 GPIO NAND controller has two memory mapped GPIO registers, one
-for input (the ready signal) and one for output (control signals). It is
-intended to be used with the GPIO NAND driver.
-
-Required properties:
- - compatible: should be "ni,169445-nand-gpio"
- - reg-names: must contain
- "dat" - data register
- - reg: address + size pairs describing the GPIO register sets;
- order must correspond with the order of entries in reg-names
- - #gpio-cells: must be set to 2. The first cell is the pin number and
- the second cell is used to specify the gpio polarity:
- 0 = active high
- 1 = active low
- - gpio-controller: Marks the device node as a gpio controller.
-
-Optional properties:
- - no-output: disables driving output on the pins
-
-Examples:
- gpio1: nand-gpio-out@1f300010 {
- compatible = "ni,169445-nand-gpio";
- reg = <0x1f300010 0x4>;
- reg-names = "dat";
- gpio-controller;
- #gpio-cells = <2>;
- };
-
- gpio2: nand-gpio-in@1f300014 {
- compatible = "ni,169445-nand-gpio";
- reg = <0x1f300014 0x4>;
- reg-names = "dat";
- gpio-controller;
- #gpio-cells = <2>;
- no-output;
- };