Add e6500 L2 replacement policy selection

This is compile-time config.

Signed-off-by: James Yang <James.Yang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c
index d5b17de..4067f05 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu_init.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c
@@ -337,7 +337,7 @@
 			while ((in_be32(&l2cache->l2csr0)
 				& (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
 					;
-			out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE);
+			out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
 		}
 		i++;
 	} while (!(cluster & TP_CLUSTER_EOC));
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S
index 87168e2..e413e4a 100644
--- a/arch/powerpc/cpu/mpc85xx/start.S
+++ b/arch/powerpc/cpu/mpc85xx/start.S
@@ -735,6 +735,7 @@
 	and.	r1, r0, r4
 	bne	1b
 	lis	r4, (L2CSR0_L2E|L2CSR0_L2PE)@h
+	ori	r4, r4, (L2CSR0_L2REP_MODE)@l
 	sync
 	stw	r4, 0(r3)	/* enable L2 */
 delete_ccsr_l2_tlb: