[PATCH V4 2/5] dt-bindings: arm: fsl: add mu binding doc

[robh@kernel.org (Rob Herring)]

On Sun, Jul 08, 2018 at 10:56:54PM +0800, Dong Aisheng wrote:
> The Messaging Unit module enables two processors within
> the SoC to communicate and coordinate by passing messages
> (e.g. data, status and control) through the MU interface.
> 
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Fabio Estevam <fabio.estevam@nxp.com>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: devicetree at vger.kernel.org
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
> ---
> v3->v4:
>  * move into Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> v2->v3:
>  * change to mailbox binding
>    Currently mbox-cells has to be 0 for SCU MU.
>    Generic MU Mailbox support binding could be extended later.
> v1->v2:
>  * typo fixes
>  * remove status property
>  * remove imx6&7 compatible string which may be added later for
>    the generic mailbox binding
> ---
>  .../devicetree/bindings/mailbox/fsl,mu.txt         | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mailbox/fsl,mu.txt

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