[RFC PATCH] arm: kernel: pci: remove pci=firmware command line parameter handling

[Lennert Buytenhek]

On Tue, Mar 01, 2016 at 09:58:33AM +0000, Lorenzo Pieralisi wrote:

> > > According to kernel documentation, the pci=firmware command line
> > > parameter is only meant to be used on IXP2000 ARM platforms to prevent
> > > the kernel from assigning PCI resources configured by the bootloader.
> > > 
> > > Since the IXP2000 ARM platforms support has been removed from the
> > > kernel in commit:
> > > 
> > > commit c65f2abf54a6 ("ARM: remove ixp23xx and ixp2000 platforms")
> > > 
> > > its platforms specific kernel parameters should be removed
> > > too from the kernel documentation along with the kernel code
> > > currently handling them in that they have just become obsolete.
> > > 
> > > This patch removes the pci=firmware command line parameter handling
> > > from ARM code and the related kernel parameters documentation
> > > section.
> > > 
> > > Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi at arm.com>
> > > Cc: Arnd Bergmann <arnd at arndb.de>
> > > Cc: Lennert Buytenhek <kernel at wantstofly.org>
> > > Cc: Jonathan Corbet <corbet at lwn.net>
> > > Cc: Bjorn Helgaas <bhelgaas at google.com>
> > > Cc: Rob Herring <robh at kernel.org>
> > > Cc: Russell King <linux at arm.linux.org.uk>
> > 
> > Acked-by: Lennert Buytenhek <kernel at wantstofly.org>
> 
> Thank you Lennert, I take this as an acknowledgement that you are not
> aware of any other ARM platform using that kernel parameter other than
> IXP2000s, according to documentation there should not be any but it is a
> bit complicated to figure out.

I'm not aware of other platforms using this, but that might not say
much, I've been out of the loop on Linux/ARM things for a while now.