On Thu, May 31, 2018 at 08:40:29PM +0300, avifishman70@gmail.com wrote:

From: Avi Fishman <AviFishman70@gmail.com>

The subject sounds like a driver change, not a binding doc. To start 
with, the subject prefix should be "dt-bindings: usb: ..."

Device Tree documentation for Nuvoton npcm7xx EHCI.

Signed-off-by: Avi Fishman <AviFishman70@gmail.com>
---
 Documentation/devicetree/bindings/usb/npcm7xx-usb.txt | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/npcm7xx-usb.txt

Otherwise,

Reviewed-by: Rob Herring <robh@kernel.org>