[PATCH v4] NI 169445 board support

From: Nathan Sullivan
Date: Tue Mar 14 2017 - 12:13:48 EST


Add support for the National Instruments 169445 board

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Changes from v3:

- Remove unused ngpios DT property from documentation for the NAND GPIO
bindings and the actual board device tree.
- Add no-output property to the same, for the GPIO controller that is only
used for input signals from NAND.