Re: [PATCH 1/5] memory: add a driver for atmel ram controllers
From: Alexandre Belloni
Date: Mon Jul 07 2014 - 13:56:38 EST
Hi,
On 07/07/2014 at 17:46:42 +0200, Boris Brezillon wrote :
> On Mon, 7 Jul 2014 17:19:11 +0200
> Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
>
> > Atmel SoCs have one or multiple RAM controllers that need one or multiple clocks
> > to run.
> > This driver handle those clocks.
> >
>
> Actually this controller is an SDRAM controller which, depending on the
> SoC, might support SDR SDRAMs, DDR SDRAMs or both.
>
> This is just a nitpick, but if you don't mind I'd rather replace
> references to RAMC by SDRAMC (ATMEL_RAMC -> ATMEL_SDRAMC) and just state
> that in some cases (at least this is the case for the DDRSDRC available
> in at91sam9g45 SoC) it supports both type of SDRAM (DDR and SDR).
>
> The same goes for the source file name (atmel-ramc.c -> atmel-sdramc.c).
>
will do.
> > diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
> > index 16f60b41c147..54dc3aefb12a 100644
> > --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
> > +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
> > @@ -61,6 +61,7 @@ RAMC SDRAM/DDR Controller required properties:
> > - compatible: Should be "atmel,at91rm9200-sdramc",
> > "atmel,at91sam9260-sdramc",
> > "atmel,at91sam9g45-ddramc",
> > + "atmel,sama5d3-mpddramc",
> > - reg: Should contain registers location and length
> > For at91sam9263 and at91sam9g45 you must specify 2 entries.
>
> Shouldn't we move the documentation in
> Documentation/devicetree/bindings/memory-controllers/ (though this
> should be done in different patch).
>
I guess we should move it later, to avoid merge conflicts
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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