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authorKumar Gala <galak@kernel.crashing.org>2009-09-22 15:45:44 -0500
committerKumar Gala <galak@kernel.crashing.org>2009-09-24 12:05:27 -0500
commit25bacf7a2b096496e2c58f2de4e5b2bce8fba038 (patch)
treea698d12a783a168d9285b5b18599d3fa7e717e9e /cpu/mpc85xx/cpu_init.c
parentcb0ff65c619efacdc0ba69aa8ee6ede7dd364a38 (diff)
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ppc/85xx: Fix enabling of L2 cache
We need to flash invalidate the locks in addition to the cache before we enable. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'cpu/mpc85xx/cpu_init.c')
-rw-r--r--cpu/mpc85xx/cpu_init.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/cpu/mpc85xx/cpu_init.c b/cpu/mpc85xx/cpu_init.c
index a6d1e99..a8d83b1 100644
--- a/cpu/mpc85xx/cpu_init.c
+++ b/cpu/mpc85xx/cpu_init.c
@@ -336,8 +336,8 @@ int cpu_init_r(void)
u32 l2cfg0 = mfspr(SPRN_L2CFG0);
/* invalidate the L2 cache */
- mtspr(SPRN_L2CSR0, L2CSR0_L2FI);
- while (mfspr(SPRN_L2CSR0) & L2CSR0_L2FI)
+ mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
+ while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
;
/* enable the cache */