[PATCH 2/2] irqchip/Layerscape: Add Layerscape MSI controller support

Scott Wood scottwood at freescale.com
Fri Oct 2 16:57:42 PDT 2015

On Mon, 2015-09-28 at 17:19 -0500, Li Yang wrote:
> On Sun, Sep 27, 2015 at 9:48 PM, Lian M.H. <Minghuan.Lian at freescale.com> 
> wrote:
> > Hi Leo,
> > 
> > Could you tell me how to get the detailed Layerscape route map.
> > I am not sure that only Layerscape 1 series use the similar GIC and SCFG 
> > to implement MSI.
> > I am even not sure if ls1043 belongs Layerscape 1 series.
> > 
> > Could anyone tell me how to get the MSI route map?
> MSI shouldn't be the key feature to determine the naming of an SoC.
> So I don't think anyone can tell if all 1 series in the future will
> use this approach. 

In the past the only thing the first number of a QorIQ chip name has meant is 
an approximate positioning on the low-end/high-end spectrum.  It cannot be 
used for grouping chips according to anything that software cares about.

> Probably it will be more generic to name it "fsl,scfg-msi"

Better would have a specific SoC in the name.


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