1 files changed, 9 insertions, 0 deletions

diff --git a/arch/ppc/platforms/prep_setup.c b/arch/ppc/platforms/prep_setup.c
index 067d7d53b81e..4415748071dc 100644
--- a/arch/ppc/platforms/prep_setup.c
+++ b/arch/ppc/platforms/prep_setup.c
@@ -61,6 +61,15 @@
 #include <asm/pci-bridge.h>
 #include <asm/todc.h>
 
+/* prep registers for L2 */
+#define CACHECRBA       0x80000823      /* Cache configuration register address */
+#define L2CACHE_MASK    0x03    /* Mask for 2 L2 Cache bits */
+#define L2CACHE_512KB   0x00    /* 512KB */
+#define L2CACHE_256KB   0x01    /* 256KB */
+#define L2CACHE_1MB     0x02    /* 1MB */
+#define L2CACHE_NONE    0x03    /* NONE */
+#define L2CACHE_PARITY  0x08    /* Mask for L2 Cache Parity Protected bit */
+
 TODC_ALLOC();
 
 unsigned char ucSystemType;