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-rw-r--r--arch/powerpc/cpu/mpc85xx/start.S10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S
index a70fb711c7..d867e2a767 100644
--- a/arch/powerpc/cpu/mpc85xx/start.S
+++ b/arch/powerpc/cpu/mpc85xx/start.S
@@ -1116,7 +1116,11 @@ switch_as:
li r0,0
1:
dcbz r0,r3
- dcbtls 0,r0,r3
+#ifdef CONFIG_E6500 /* Lock/unlock L2 cache instead of L1 */
+ dcbtls 2, r0, r3
+#else
+ dcbtls 0, r0, r3
+#endif
addi r3,r3,CONFIG_SYS_CACHELINE_SIZE
bdnz 1b
@@ -1727,7 +1731,11 @@ unlock_ram_in_cache:
slwi r4,r4,(10 - 1 - L1_CACHE_SHIFT)
mtctr r4
1: dcbi r0,r3
+#ifdef CONFIG_E6500 /* lock/unlock L2 cache instead of L1 */
+ dcblc 2, r0, r3
+#else
dcblc r0,r3
+#endif
addi r3,r3,CONFIG_SYS_CACHELINE_SIZE
bdnz 1b
sync