From: Chuanhong Guo <gch981213@gmail.com>
To: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
Vignesh Raghavendra <vigneshr@ti.com>,
Tudor Ambarus <tudor.ambarus@microchip.com>,
Richard Weinberger <richard@nod.at>,
open list <linux-kernel@vger.kernel.org>,
linux-mtd@lists.infradead.org,
Miquel Raynal <miquel.raynal@bootlin.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-mediatek@lists.infradead.org,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] dt-bindings: mtd: mtk-quadspi: update bindings for mmap flash read
Date: Thu, 7 Nov 2019 17:25:32 +0800 [thread overview]
Message-ID: <CAJsYDV+M4kH5aCcJxxLB7UMhT7VsRXJW+RYcykHMTZW+1ftC9w@mail.gmail.com> (raw)
In-Reply-To: <20191107010928.GA14186@bogus>
Hi!
On Thu, Nov 7, 2019 at 9:09 AM Rob Herring <robh@kernel.org> wrote:
>
> On Wed, Nov 06, 2019 at 10:07:48PM +0800, Chuanhong Guo wrote:
> > update register descriptions and add an example binding using it.
> >
> > Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
> > ---
> > .../devicetree/bindings/mtd/mtk-quadspi.txt | 21 ++++++++++++++++++-
> > 1 file changed, 20 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/mtd/mtk-quadspi.txt b/Documentation/devicetree/bindings/mtd/mtk-quadspi.txt
> > index a12e3b5c495d..4860f6e96f5a 100644
> > --- a/Documentation/devicetree/bindings/mtd/mtk-quadspi.txt
> > +++ b/Documentation/devicetree/bindings/mtd/mtk-quadspi.txt
> > @@ -12,7 +12,10 @@ Required properties:
> > "mediatek,mt7623-nor", "mediatek,mt8173-nor"
> > "mediatek,mt7629-nor", "mediatek,mt8173-nor"
> > "mediatek,mt8173-nor"
> > -- reg: physical base address and length of the controller's register
> > +- reg: Contains one or two entries, each of which is a tuple consisting of a
> > + physical address and length. The first entry is the address and length
> > + of the controller register set. The optional second entry is the address
> > + and length of the area where the nor flash is mapped to.
>
> All the compatibles support 2 entries? If not, which ones?
It should be. I implemented it as an optional feature only because I
don't know the mapped address space for all these chips and can't
update every device trees.
Regards,
Chuanhong Guo
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
next prev parent reply other threads:[~2019-11-07 9:26 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-06 14:07 [PATCH 0/2] mtd: mtk-quadspi: add support for memory-mapped flash reading Chuanhong Guo
2019-11-06 14:07 ` [PATCH 1/2] " Chuanhong Guo
2019-11-07 6:06 ` Vignesh Raghavendra
2019-11-07 9:31 ` Chuanhong Guo
2019-11-07 12:25 ` Vignesh Raghavendra
2019-11-07 13:23 ` Yingjoe Chen
2019-11-07 15:34 ` Chuanhong Guo
2019-11-08 3:52 ` Chuanhong Guo
2019-11-06 14:07 ` [PATCH 2/2] dt-bindings: mtd: mtk-quadspi: update bindings for mmap flash read Chuanhong Guo
2019-11-07 1:09 ` Rob Herring
2019-11-07 9:25 ` Chuanhong Guo [this message]
2019-11-08 3:51 ` Chuanhong Guo
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