RE: [PATCH 1/3] dt-bindings: memory-controllers: Add i.MX8MP DDRC binding doc

From: Sherry Sun
Date: Thu Feb 27 2020 - 01:41:13 EST


Hi Rob,

> -----Original Message-----
> From: linux-kernel-owner@xxxxxxxxxxxxxxx <linux-kernel-
> owner@xxxxxxxxxxxxxxx> On Behalf Of Rob Herring
> Sent: 2020年2月27日 1:25
> To: Sherry Sun <sherry.sun@xxxxxxx>
> Cc: bp@xxxxxxxxx; mchehab@xxxxxxxxxx; tony.luck@xxxxxxxxx;
> james.morse@xxxxxxx; rrichter@xxxxxxxxxxx; michal.simek@xxxxxxxxxx;
> shawnguo@xxxxxxxxxx; s.hauer@xxxxxxxxxxxxxx; mark.rutland@xxxxxxx;
> linux-edac@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; dl-linux-imx
> <linux-imx@xxxxxxx>; Frank Li <frank.li@xxxxxxx>
> Subject: Re: [PATCH 1/3] dt-bindings: memory-controllers: Add i.MX8MP
> DDRC binding doc
>
> On Fri, Feb 21, 2020 at 02:39:14PM +0800, sherry sun wrote:
> > From: Sherry Sun <sherry.sun@xxxxxxx>
> >
> > Add documentation for i.MX8MP DDRC binding based on synopsys_edac
> doc,
> > which use the same memory-controller IP.
> >
> > Signed-off-by: Sherry Sun <sherry.sun@xxxxxxx>
> > ---
> > .../devicetree/bindings/memory-controllers/synopsys.txt | 8 ++++++--
> > 1 file changed, 6 insertions(+), 2 deletions(-)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/memory-controllers/synopsys.txt
> > b/Documentation/devicetree/bindings/memory-controllers/synopsys.txt
> > index 9d32762c47e1..5c03959a451f 100644
> > ---
> > a/Documentation/devicetree/bindings/memory-controllers/synopsys.txt
> > +++ b/Documentation/devicetree/bindings/memory-
> controllers/synopsys.tx
> > +++ t
> > @@ -6,16 +6,20 @@ bus width configurations.
> > The Zynq DDR ECC controller has an optional ECC support in half-bus
> > width
> > (16-bit) configuration.
> >
> > -These both ECC controllers correct single bit ECC errors and detect
> > double bit
> > +The i.MX8MP DDR ECC controller has an ECC support in 64-bit bus width
> > +configurations.
> > +
> > +These all ECC controllers correct single bit ECC errors and detect
> > +double bit
>
> All the ECC...
>
> With that,
>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>

Thanks, I will correct it.

Best regards
Sherry Sun

>
> > ECC errors.
> >
> > Required properties:
> > - compatible: One of:
> > - 'xlnx,zynq-ddrc-a05' : Zynq DDR ECC controller
> > - 'xlnx,zynqmp-ddrc-2.40a' : ZynqMP DDR ECC controller
> > + - 'fsl,imx8mp-ddrc' : i.MX8MP DDR ECC controller
> > - reg: Should contain DDR controller registers location and length.
> >
> > -Required properties for "xlnx,zynqmp-ddrc-2.40a":
> > +Required properties for "xlnx,zynqmp-ddrc-2.40a" and "fsl,imx8mp-ddrc":
> > - interrupts: Property with a value describing the interrupt number.
> >
> > Example:
> > --
> > 2.17.1
> >