Re: [PATCH v4 1/4] dt-bindings: mailbox: Document Hi6220 mailbox driver

[Leo Yan <leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>]

Hi Jassi,

Thanks for review.

On Fri, Oct 16, 2015 at 10:26:48AM +0530, Jassi Brar wrote:
> On Mon, Oct 12, 2015 at 10:02 PM, Leo Yan <leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> wrote:
> 
> > +
> > +Mailbox Device Node:
> > +====================
> > +
> > +Required properties:
> > +--------------------
> > +- compatible:          Shall be "hisilicon,hi6220-mbox"
> > +- reg:                 Contains the mailbox register address range (base
> > +                       address and length); the first item is for IPC
> > +                       registers, the second item is shared buffer for
> > +                       slots.
> >
> Is the shared-buffer a part of mailbox controller or just regular
> memory that could be used for purposes other than mailbox also? If
> latter, please remove it from here.

The shared-buffer is part of mailbox controller, this region cannot be
dynamically allocated for other purpose; it's hardcode by MCU firmware.

> > +Mailbox client
> > +===============
> > +
> > +"mboxes" and the optional "mbox-names" (please see
> > +Documentation/devicetree/bindings/mailbox/mailbox.txt for details). Each value
> > +of the mboxes property should contain a phandle to the mailbox controller
> > +device node and second argument is the channel index. It must be 0 (hardware
> > +support only one channel).
> >
> sorry, what must be 0?  You have MBOX_CHAN_MAX and MBOX_CHAN_NUM as 32
> and 2 in the driver.

Will fix it.

Thanks,
Leo Yan
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