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authorAkira Takeuchi <takeuchi.akr@jp.panasonic.com>2010-10-27 17:28:48 +0100
committerDavid Howells <dhowells@redhat.com>2010-10-27 17:28:48 +0100
commit8f19e3daf3fffee9e18a8812067a6a4b538ae6c8 (patch)
tree854a50f4fae7f35688171cb20874cfddabda99a4 /arch/mn10300/Kconfig
parent633171861a3120af011bb1ee8dd40069951dfeac (diff)
downloadlinux-8f19e3daf3fffee9e18a8812067a6a4b538ae6c8.tar.bz2
MN10300: AM34 erratum requires MMUCTR read and write on exception entry
An AM34 erratum requires MMUCTR read and write on entry to certain exceptions, prior to EPSW.NMID being cleared to allow NMIs to happen. Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com> Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/Kconfig')
-rw-r--r--arch/mn10300/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index 21e2a534d98e..dd7b5700358b 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -20,6 +20,9 @@ config AM34_2
select MN10300_HAS_ATOMIC_OPS_UNIT
select MN10300_HAS_CACHE_SNOOP
+config ERRATUM_NEED_TO_RELOAD_MMUCTR
+ def_bool y if AM33_3 || AM34_2
+
config MMU
def_bool y