powerpc/mpc85xx:Avoid hardcoded init for serdes block 1 & 2

It is not necessary for all processor to have serdes block 1 & 2.
They may have only one serdes block.

So, put serdes block 1 & 2 related code under defines

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Acked-by: York Sun <yorksun@freescale.com>
diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h
index ce1bf05..e1fc0f7 100644
--- a/arch/powerpc/include/asm/config_mpc85xx.h
+++ b/arch/powerpc/include/asm/config_mpc85xx.h
@@ -535,6 +535,8 @@
 #endif
 #define CONFIG_SYS_FSL_NUM_CC_PLLS	5
 #define CONFIG_SYS_FSL_NUM_LAWS		32
+#define CONFIG_SYS_FSL_SRDS_1
+#define CONFIG_SYS_FSL_SRDS_2
 #define CONFIG_SYS_FSL_SRDS_3
 #define CONFIG_SYS_FSL_SRDS_4
 #define CONFIG_SYS_FSL_SEC_COMPAT	4
@@ -565,6 +567,8 @@
 #define CONFIG_SYS_FSL_QORIQ_CHASSIS2	/* Freescale Chassis generation 2 */
 #define CONFIG_SYS_FSL_QMAN_V3		/* QMAN version 3 */
 #define CONFIG_SYS_FSL_NUM_LAWS		32
+#define CONFIG_SYS_FSL_SRDS_1
+#define CONFIG_SYS_FSL_SRDS_2
 #define CONFIG_SYS_FSL_SEC_COMPAT	4
 #define CONFIG_SYS_NUM_FMAN		1
 #define CONFIG_SYS_FSL_DDR_VER		FSL_DDR_VER_4_7