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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-03-30 10:40:54 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-03-30 10:40:54 +0100
commit5c64e2abb3333684fc662eec776ca61ac009f825 (patch)
treeecb6450be092f0d11b0adfb2369de7edb59675e3
parent8f6aef924d6d83f67e74ca5edc98957867c50ce9 (diff)
parentf000328ac10f23f4841b83ddc60eceb3ba0ac176 (diff)
Merge branch 'for-rmk' of git://git.marvell.com/orion
-rw-r--r--arch/arm/mm/cache-feroceon-l2.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm/mm/cache-feroceon-l2.c b/arch/arm/mm/cache-feroceon-l2.c
index d6dd83826f8..6e77c042d8e 100644
--- a/arch/arm/mm/cache-feroceon-l2.c
+++ b/arch/arm/mm/cache-feroceon-l2.c
@@ -115,6 +115,10 @@ static inline void l2_inv_pa_range(unsigned long start, unsigned long end)
raw_local_irq_restore(flags);
}
+static inline void l2_inv_all(void)
+{
+ __asm__("mcr p15, 1, %0, c15, c11, 0" : : "r" (0));
+}
/*
* Linux primitives.
@@ -254,9 +258,7 @@ static void __init enable_dcache(void)
static void __init __invalidate_icache(void)
{
- int dummy;
-
- __asm__ __volatile__("mcr p15, 0, %0, c7, c5, 0" : "=r" (dummy));
+ __asm__("mcr p15, 0, %0, c7, c5, 0" : : "r" (0));
}
static int __init invalidate_and_disable_icache(void)
@@ -321,6 +323,7 @@ static void __init enable_l2(void)
d = flush_and_disable_dcache();
i = invalidate_and_disable_icache();
+ l2_inv_all();
write_extra_features(u | 0x00400000);
if (i)
enable_icache();