85xx: Convert CONFIG_SYS_PCI*_IO_BASE to _IO_BUS for FSL boards

Use CONFIG_SYS_PCI*_IO_BUS for the bus relative address instead
of _IO_BASE so we are more explicit.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/configs/MPC8536DS.h b/include/configs/MPC8536DS.h
index e280311..b2a7d9e 100644
--- a/include/configs/MPC8536DS.h
+++ b/include/configs/MPC8536DS.h
@@ -360,7 +360,7 @@
 #define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
 #define CONFIG_SYS_PCI1_MEM_PHYS	CONFIG_SYS_PCI1_MEM_BUS
 #define CONFIG_SYS_PCI1_MEM_SIZE	0x10000000	/* 256M */
-#define CONFIG_SYS_PCI1_IO_BASE	0x00000000
+#define CONFIG_SYS_PCI1_IO_BUS	0x00000000
 #define CONFIG_SYS_PCI1_IO_PHYS	0xffc00000
 #define CONFIG_SYS_PCI1_IO_SIZE	0x00010000	/* 64k */
 
@@ -368,7 +368,7 @@
 #define CONFIG_SYS_PCIE1_MEM_BUS	0x90000000
 #define CONFIG_SYS_PCIE1_MEM_PHYS	CONFIG_SYS_PCIE1_MEM_BUS
 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x08000000	/* 128M */
-#define CONFIG_SYS_PCIE1_IO_BASE	0x00000000
+#define CONFIG_SYS_PCIE1_IO_BUS	0x00000000
 #define CONFIG_SYS_PCIE1_IO_PHYS	0xffc10000
 #define CONFIG_SYS_PCIE1_IO_SIZE	0x00010000	/* 64k */
 
@@ -376,7 +376,7 @@
 #define CONFIG_SYS_PCIE2_MEM_BUS	0x98000000
 #define CONFIG_SYS_PCIE2_MEM_PHYS	CONFIG_SYS_PCIE2_MEM_BUS
 #define CONFIG_SYS_PCIE2_MEM_SIZE	0x08000000	/* 128M */
-#define CONFIG_SYS_PCIE2_IO_BASE	0x00000000
+#define CONFIG_SYS_PCIE2_IO_BUS	0x00000000
 #define CONFIG_SYS_PCIE2_IO_PHYS	0xffc20000
 #define CONFIG_SYS_PCIE2_IO_SIZE	0x00010000	/* 64k */
 
@@ -384,7 +384,7 @@
 #define CONFIG_SYS_PCIE3_MEM_BUS	0xa0000000
 #define CONFIG_SYS_PCIE3_MEM_PHYS	CONFIG_SYS_PCIE3_MEM_BUS
 #define CONFIG_SYS_PCIE3_MEM_SIZE	0x20000000	/* 512M */
-#define CONFIG_SYS_PCIE3_IO_BASE	0x00000000
+#define CONFIG_SYS_PCIE3_IO_BUS	0x00000000
 #define CONFIG_SYS_PCIE3_IO_PHYS	0xffc30000
 #define CONFIG_SYS_PCIE3_IO_SIZE	0x00010000	/* 64k */
 
@@ -424,8 +424,8 @@
 #endif
 
 #ifndef CONFIG_PCI_PNP
-	#define PCI_ENET0_IOADDR	CONFIG_SYS_PCI1_IO_BASE
-	#define PCI_ENET0_MEMADDR	CONFIG_SYS_PCI1_IO_BASE
+	#define PCI_ENET0_IOADDR	CONFIG_SYS_PCI1_IO_BUS
+	#define PCI_ENET0_MEMADDR	CONFIG_SYS_PCI1_IO_BUS
 	#define PCI_IDSEL_NUMBER	0x11	/* IDSEL = AD11 */
 #endif