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/MPC8555CDS.h b/include/configs/MPC8555CDS.h
index 7c6e68a..738fe52 100644
--- a/include/configs/MPC8555CDS.h
+++ b/include/configs/MPC8555CDS.h
@@ -342,14 +342,14 @@
 #define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
 #define CONFIG_SYS_PCI1_MEM_PHYS	CONFIG_SYS_PCI1_MEM_BUS
 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
-#define CONFIG_SYS_PCI1_IO_BASE	0x00000000
+#define CONFIG_SYS_PCI1_IO_BUS	0x00000000
 #define CONFIG_SYS_PCI1_IO_PHYS	0xe2000000
 #define CONFIG_SYS_PCI1_IO_SIZE	0x00100000	/* 1M */
 
 #define CONFIG_SYS_PCI2_MEM_BUS	0xa0000000
 #define CONFIG_SYS_PCI2_MEM_PHYS	CONFIG_SYS_PCI2_MEM_BUS
 #define CONFIG_SYS_PCI2_MEM_SIZE	0x20000000	/* 512M */
-#define CONFIG_SYS_PCI2_IO_BASE	0x00000000
+#define CONFIG_SYS_PCI2_IO_BUS	0x00000000
 #define CONFIG_SYS_PCI2_IO_PHYS	0xe2100000
 #define CONFIG_SYS_PCI2_IO_SIZE	0x00100000	/* 1M */