[PATCH] arm: mvebu: support for the PlatHome OpenBlocks AX3 board

Andrew Lunn andrew at lunn.ch
Wed Oct 24 11:31:31 EDT 2012

On Wed, Oct 24, 2012 at 05:20:50PM +0200, Thomas Petazzoni wrote:
> Andrew,
> On Wed, 24 Oct 2012 17:06:14 +0200, Andrew Lunn wrote:
> > There are two variants of this box, ax3/2 and ax3/4. The ax3/4 can
> > have more RAM and has a mini pci express slot. Do you expect both
> > boards to be supported with one dts file?
> I have the ax3/4 version apparently.
> So, we can have the following possible schemes:
>  + openblocks-ax3.dtsi
>    + openblocks-ax3-2.dts
>    + openblocks-ax3-4.dts
> But I am not sure if using a .dtsi to factorize things common between
> multiple boards is OK. Or we can do:
>  + openblocks-ax3-2.dts
>    + openblocks-ax3-4.dts
> With openblocks-ax3-4.dts being the simple addition of PCIe slot + more
> RAM. That said, I don't have the ax3/2 board anyway, so should we plan
> for something that nobody can test at the moment, or wait for someone
> to get a ax3/2 board, and therefore be able to do the testing? I think
> I prefer to submit dts files that are know to work and have been tested
> on hardware that we have.

Hi Thomas

I agree with the last point. So maybe have a openblocks-ax3-4.dts and
set the compatibility string to plathome,openblocks-ax3-4. 

When somebody gets a ax3/2, they can refactor the common DT into a
dtsi file without causing any compatibility issues.


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