powerpc/8xxx: Enabled address hashing for 85xx

[kernel/u-boot.git] / arch / powerpc / cpu / mpc8xxx / ddr / options.c

diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/options.c b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
index 1d5f3e2..e4805d3 100644 (file)
--- a/arch/powerpc/cpu/mpc8xxx/ddr/options.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
@@ -341,6 +341,13 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
                }
        }
 
+       if (hwconfig_sub("fsl_ddr", "addr_hash")) {
+               if (hwconfig_subarg_cmp("fsl_ddr", "addr_hash", "null"))
+                       popts->addr_hash = 0;
+               else if (hwconfig_subarg_cmp("fsl_ddr", "addr_hash", "true"))
+                       popts->addr_hash = 1;
+       }
+
        if (pdimm[0].n_ranks == 4)
                popts->quad_rank_present = 1;