microblaze: Fix coding style issues

Fix coding style issues reported by checkpatch.pl.

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/arch/microblaze/pci/xilinx_pci.c b/arch/microblaze/pci/xilinx_pci.c
index 0687a42..14c7da5f 100644
--- a/arch/microblaze/pci/xilinx_pci.c
+++ b/arch/microblaze/pci/xilinx_pci.c
@@ -18,7 +18,7 @@
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/pci.h>
-#include <asm/io.h>
+#include <linux/io.h>
 
 #define XPLB_PCI_ADDR 0x10c
 #define XPLB_PCI_DATA 0x110
@@ -82,7 +82,7 @@
  *
  * List pci devices in very early phase.
  */
-void __init xilinx_early_pci_scan(struct pci_controller *hose)
+static void __init xilinx_early_pci_scan(struct pci_controller *hose)
 {
 	u32 bus = 0;
 	u32 val, dev, func, offset;
@@ -91,27 +91,27 @@
 	for (dev = 0; dev < 2; dev++) {
 		/* List only first function number - up-to 8 functions */
 		for (func = 0; func < 1; func++) {
-			printk(KERN_INFO "%02x:%02x:%02x", bus, dev, func);
+			pr_info("%02x:%02x:%02x", bus, dev, func);
 			/* read the first 64 standardized bytes */
 			/* Up-to 192 bytes can be list of capabilities */
 			for (offset = 0; offset < 64; offset += 4) {
 				early_read_config_dword(hose, bus,
 					PCI_DEVFN(dev, func), offset, &val);
 				if (offset == 0 && val == 0xFFFFFFFF) {
-					printk(KERN_CONT "\nABSENT");
+					pr_cont("\nABSENT");
 					break;
 				}
 				if (!(offset % 0x10))
-					printk(KERN_CONT "\n%04x:    ", offset);
+					pr_cont("\n%04x:    ", offset);
 
-				printk(KERN_CONT "%08x  ", val);
+				pr_cont("%08x  ", val);
 			}
-			printk(KERN_INFO "\n");
+			pr_info("\n");
 		}
 	}
 }
 #else
-void __init xilinx_early_pci_scan(struct pci_controller *hose)
+static void __init xilinx_early_pci_scan(struct pci_controller *hose)
 {
 }
 #endif