[U-Boot] U-Boot PXA support

[Tom Rini]

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!

-- 
Tom
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