linux-kernel - Re: [PATCH] fbdev: simplefb: add support for 'memory-region' property on DT node

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Date:   Fri, 02 Feb 2018 14:20:35 +0900
From:   Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     Hans de Goede <hdegoede@...hat.com>, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH] fbdev: simplefb: add support for 'memory-region' property on DT node

Hi Bartlomiej, Rob, Mark,

On Thu, 1 Feb 2018 16:56:08 +0100 <b.zolnierkie@...sung.com> wrote:
> 
> Hi,
> 
> On Tuesday, January 23, 2018 08:34:56 PM Kunihiko Hayashi wrote:
> > Enables 'memory-region' property referring to the memory description on
> > the reserved-memory node in case of devicetree use.
> > If there is no 'reg' property that specifies the address and size of
> > the framebuffer, the address and size written in the memory description
> > on the reserved-memory node can be used for the framebuffer.
> > 
> > Furthermore, the reserved-memory node needs to have "no-map" attributes
> > because simplefb driver maps the region by ioremap_wc().
> > 
> > Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
> 
> This needs an ACK from Rob or Mark (DT bindings Maintainers).

Thanks for pointing out.

Rob, Mark, would you please confirm the patch?
This patch contains the addition to dt-bindings.

---
Best Regards,
Kunihiko Hayashi