diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index 391d169..631b969 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -2009,7 +2009,9 @@
 #endif
 
 #ifdef CONFIG_SYS_FLASH_PROTECTION
-	char *s = getenv("unlock");
+	/* read environment from EEPROM */
+	char s[64];
+	getenv_r ("unlock", s, sizeof(s));
 #endif
 
 #define BANK_BASE(i)	(((phys_addr_t [CFI_MAX_FLASH_BANKS])CONFIG_SYS_FLASH_BANKS_LIST)[i])
diff --git a/include/mpc5xxx.h b/include/mpc5xxx.h
index 3a32821..6138d45 100644
--- a/include/mpc5xxx.h
+++ b/include/mpc5xxx.h
@@ -140,6 +140,7 @@
 #define MPC5XXX_CDM_BRDCRMB  	(MPC5XXX_CDM + 0x0008)
 #define MPC5XXX_CDM_CFG		(MPC5XXX_CDM + 0x000c)
 #define MPC5XXX_CDM_48_FDC	(MPC5XXX_CDM + 0x0010)
+#define MPC5XXX_CDM_CLK_ENA	(MPC5XXX_CDM + 0x0014)
 #define MPC5XXX_CDM_SRESET	(MPC5XXX_CDM + 0x0020)
 
 /* Local Plus Bus interface */