[U-Boot] U-Boot PXA support

[Vasily Khoruzhick]

On Thu, May 9, 2019 at 7:56 AM Marek Vasut <marex at denx.de> wrote:
>
> On 5/9/19 4:02 PM, Tom Rini wrote:
> > On Mon, May 06, 2019 at 09:26:04AM -0400, Tom Rini wrote:
> >
> >> Hey folks,
> >>
> >> I'm attempting, again, to see what we need to do in order to use gcc-8.x
> >> for U-Boot and ran into, again:
> >> https://patchwork.ozlabs.org/patch/920329/ which in short is that when
> >> using -mcpu=xscale gcc-8.x throws an odd error:
> >> cc1: error: switch -mcpu=xscale conflicts with -march=armv5te switch [-Werror]
> >>
> >> Now note, U-Boot isn't passing -march= at all, just -mcpu=xscale which
> >> suggests perhaps something broke in upstream gcc.  Looking at the
> >> kernel, it's not used -mcpu=xscale ever, just -mtune=xscale but that
> >> leads to different failures (seen here with gcc-7.3):
> >>   CC      drivers/usb/gadget/pxa25x_udc.o
> >> {standard input}: Assembler messages:
> >> {standard input}:779: Error: selected processor does not support `pld [lr]' in ARM mode
> >> {standard input}:1201: Error: selected processor does not support `pld [r7]' in ARM mode
> >> {standard input}:2519: Error: selected processor does not support `pld [r3]' in ARM mode
> >> {standard input}:2796: Error: selected processor does not support `pld [r3]' in ARM mode
> >>
> >> So, what should we do about this?  Is there still active interest in
> >> supporting the PXA platforms?  Thanks folks!
> >
> > ping?  Thanks!
>
> Maybe we should just remove it.

+1, almost no one uses it nowadays.

> --
> Best regards,
> Marek Vasut