[PATCH] ARM: Dove: allow PCI to be disabled

Jason Cooper jason at lakedaemon.net
Sun Sep 9 17:01:26 EDT 2012


On Sun, Sep 09, 2012 at 09:55:21PM +0100, Russell King - ARM Linux wrote:
> On Sun, Sep 09, 2012 at 10:47:05PM +0200, Andrew Lunn wrote:
> > On Sun, Sep 09, 2012 at 08:34:13PM +0100, Russell King wrote:
> > > Allow PCI support for Dove to be disabled.  Some platforms do not have
> > > anything connected to the PCIe ports, so requiring PCI support to be
> > > built into the kernel just wastes space, and presents a lot more config
> > > options than are necessary.
> > > 
> > > However, select USB_ARCH_HAS_EHCI so that we can still have EHCI
> > > support.
> > 
> > Hi Russel
> > 
> > I have a patch in GregKH usb-next which also ensures USB_ARCH_HAS_EHCI
> > is selected.
> > 
> > http://git.kernel.org/?p=linux/kernel/git/gregkh/usb.git;a=commitdiff;h=ba2f9dff6c914b91005f687a9d75c8eac110d323
> > 
> > So we might not need your select as well, although it does not harm.
> 
> That depends on how this patch is handled.  If it gets into mainline via
> a separate path to GregKH's USB tree, then it must be kept together as
> otherwise it _will_ cause regressions - namely EHCI becomes impossible
> to select when PCI=n.  That in turn makes the CuBox (and probably other
> Dove platforms) a rather useless di
[message trucated, I need to working on file locking for my email
auto-flagging script... :-/]

greg just pulled Andrew's patch into his usb tree within the past few
days.  Russell, would you prefer to submit this to greg's usb tree, or
resend without USB_ARCH_HAS_EHCI?

thx,

Jason.



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