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Date: Thu, 18 Feb 2016 15:41:45 +0100 From: Arnd Bergmann <arnd@...db.de> To: Gregory CLEMENT <gregory.clement@...e-electrons.com> Cc: linux-arm-kernel@...ts.infradead.org, Thierry Reding <thierry.reding@...il.com>, Bjorn Helgaas <bhelgaas@...gle.com>, Andrew Lunn <andrew@...n.ch>, Jason Cooper <jason@...edaemon.net>, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, linux-next@...r.kernel.org, Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>, Thomas Petazzoni <thomas.petazzoni@...e-electrons.com> Subject: Re: [PATCH] PCI: mvebu: Restrict build to 32-bit ARM On Thursday 18 February 2016 15:34:30 Gregory CLEMENT wrote: > On jeu., févr. 18 2016, Arnd Bergmann <arnd@...db.de> wrote: > > > On Thursday 18 February 2016 14:32:10 Thierry Reding wrote: > >> From: Thierry Reding <treding@...dia.com> > >> > >> This driver uses PCI glue that is only available on 32-bit ARM. This > >> used to work fine as long as ARCH_MVEBU and ARCH_DOVE were exclusively > >> 32-bit, but that's changed now, with ARCH_MVEBU also being available > >> on 64-bit ARM. > >> > >> Signed-off-by: Thierry Reding <treding@...dia.com> > > > > Looks fine as a temporary workaround, but I think what we really want to > > do here is to remove the dependency, as the new ARM64 platforms are going > > to need this driver anyway. > > Actually the mvebu ARM64 platform we know about (Armada 3700, 7K and > 8K), won't use the same controller. A7K/A8K will use a synopsis IP and > Armada 3700 a new Marvell IP. > > So for me depending on ARM32 is enough. Ah, that makes things much easier indeed. Does this mean no more MBUS on the 64-bit platforms too? Arnd
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