Fix wrong CONFIG_SYS_MPC85xx_SERDES1_ADDR

CONFIG_SYS_MPC85xx_SERDES1_ADDR was defined wrong as
CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_SERDES2_OFFSET.
It should be as
CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_SERDES1_OFFSET.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>

arch/powerpc/include/asm/immap_85xx.h

@@ -2309,7 +2309,7 @@ typedef struct ccsr_pme {
 #define CONFIG_SYS_MPC85xx_CPM_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_CPM_OFFSET)
 #define CONFIG_SYS_MPC85xx_SERDES1_ADDR \
-	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_SERDES2_OFFSET)
+	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_SERDES1_OFFSET)
 #define CONFIG_SYS_MPC85xx_SERDES2_ADDR \
 	(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_SERDES2_OFFSET)
 #define CONFIG_SYS_FSL_CORENET_SERDES_ADDR \