MPC832XEMDS: Migrate to CONFIG_TARGET_MPC832XEMDS

Use the proper CONFIG_TARGET_MPC832XEMDS Kconfig option to replace the
CONFIG_MPC832XEMDS ad-hoc config option.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/board/freescale/common/pq-mds-pib.c b/board/freescale/common/pq-mds-pib.c
index d152a78..ae66039 100644
--- a/board/freescale/common/pq-mds-pib.c
+++ b/board/freescale/common/pq-mds-pib.c
@@ -36,7 +36,7 @@
 	i2c_write(0x26, 0x6, 1, &val8, 1);
 	val8 = 0x34;
 	i2c_write(0x26, 0x7, 1, &val8, 1);
-#if defined(CONFIG_MPC832XEMDS)
+#if defined(CONFIG_TARGET_MPC832XEMDS)
 	val8 = 0xf9;            /* PMC2, PMC3 slot to PCI bus */
 #else
 	val8 = 0xf3;		/* PMC1, PMC2, PMC3 slot to PCI bus */
@@ -55,7 +55,7 @@
 
 	eieio();
 
-#if defined(CONFIG_MPC832XEMDS)
+#if defined(CONFIG_TARGET_MPC832XEMDS)
 	printf("PCI 32bit bus on PMC2 &PMC3\n");
 #else
 	printf("PCI 32bit bus on PMC1 & PMC2 &PMC3\n");
@@ -76,7 +76,7 @@
 	eieio();
 
 	printf("QOC3 ATM card on PMC0\n");
-#elif defined(CONFIG_MPC832XEMDS)
+#elif defined(CONFIG_TARGET_MPC832XEMDS)
 	val8 = 0;
 	i2c_write(0x26, 0x7, 1, &val8, 1);
 	val8 = 0xf7;