[PATCH 2/2] ARM: pxa: delete the custom GPIO header

On Thu, Sep 26, 2013 at 10:11:17AM +0200, Linus Walleij wrote:

The PXA sub-architecture appears to have a custom <mach/gpio.h>
for no reason whatsoever. The file became completely empty
after Haojian removed the remaining content in
commit 157d2644cb0c1e71a18baaffca56d2b1d0ebf10f
"ARM: pxa: change gpio to platform device".

That commit added these two lines:

However it seems like deleting the file has no effect
whatsoever on the kernel compilation.

This has broken pxa25x_udc - it seems that it was using this path to get
hold of mach/hardware.h, and now that it doesn't have that, it gets lots
of build errors.