powerpc/8xx: Use DAR to save r3 for CPU6 ERRATA
authorLEROY Christophe <christophe.leroy@c-s.fr>
Fri, 19 Sep 2014 08:36:10 +0000 (10:36 +0200)
committerScott Wood <scottwood@freescale.com>
Sat, 8 Nov 2014 00:10:45 +0000 (18:10 -0600)
commit83c17ba35e0306e671b5c9ab622535f23a9a3e78
tree4405a996b06488e310470cf917a2202056e4e3c1
parentb0168eb97b8b02594f47ce44faf1502f79e540df
powerpc/8xx: Use DAR to save r3 for CPU6 ERRATA

As we are not using anymore DAR to save registers, it is now available for
saving the r3 register used for CPU6 ERRATA handling. Therefore we can
remove the major hack which was to use memory location 0 to save r3.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <scottwood@freescale.com>
arch/powerpc/kernel/head_8xx.S