tree fb25001482fab74aa8ccd0c33dd724214c5c5ff0
parent 577da9b93378b056215d239ba2216401bfd5a069
author Marek Vasut <marex@denx.de> 1443622080 +0800
committer Ley Foon Tan <lftan@altera.com> 1445192141 +0800

nios2: Switch to generic __xchg()

The generic __xchg() implementation present in asm-generic/cmpxchg.h is
correct on nios2 and even generates the same code. Switch to this generic
implementation to trim down the amount of ad-hoc copies of the code.

Signed-off-by: Marek Vasut <marex@denx.de>
Acked-by: Ley Foon Tan <lftan@altera.com>