Restructure POST directory to support of other CPUs, boards, etc.
diff --git a/cpu/ppc4xx/44x_spd_ddr2.c b/cpu/ppc4xx/44x_spd_ddr2.c
index 35b2315..3ab050f 100644
--- a/cpu/ppc4xx/44x_spd_ddr2.c
+++ b/cpu/ppc4xx/44x_spd_ddr2.c
@@ -168,8 +168,8 @@
 static void program_mode(unsigned long *dimm_populated,
 			 unsigned char *iic0_dimm_addr,
 			 unsigned long num_dimm_banks,
-                         ddr_cas_id_t *selected_cas,
-                         int *write_recovery);
+			 ddr_cas_id_t *selected_cas,
+			 int *write_recovery);
 static void program_tr(unsigned long *dimm_populated,
 		       unsigned char *iic0_dimm_addr,
 		       unsigned long num_dimm_banks);
@@ -185,7 +185,7 @@
 static void program_initplr(unsigned long *dimm_populated,
 			    unsigned char *iic0_dimm_addr,
 			    unsigned long num_dimm_banks,
-                            ddr_cas_id_t selected_cas,
+			    ddr_cas_id_t selected_cas,
 			    int write_recovery);
 static unsigned long is_ecc_enabled(void);
 static void program_ecc(unsigned long *dimm_populated,
@@ -1149,7 +1149,7 @@
 static void program_initplr(unsigned long *dimm_populated,
 			    unsigned char *iic0_dimm_addr,
 			    unsigned long num_dimm_banks,
-                            ddr_cas_id_t selected_cas,
+			    ddr_cas_id_t selected_cas,
 			    int write_recovery)
 {
 	u32 cas = 0;