powerpc/virtex: fix various format/casting printk mismatches

Various printk format string in code used by the Xilinx Virtex platform
are not 32-bit/64-bit safe.  Add correct casting to fix the bugs.

Reported-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 5da3d24..40a3a2a 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -298,8 +298,9 @@
 
 	/* Put a banner in the log (for DEBUG) */
 	dev_dbg(dev, "regs: phys=%lx, virt=%p\n", physaddr, drvdata->regs);
-	dev_dbg(dev, "fb: phys=%p, virt=%p, size=%x\n",
-		(void*)drvdata->fb_phys, drvdata->fb_virt, fbsize);
+	dev_dbg(dev, "fb: phys=%llx, virt=%p, size=%x\n",
+		(unsigned long long) drvdata->fb_phys, drvdata->fb_virt,
+		fbsize);
 
 	return 0;	/* success */