[PARISC] Convert parisc_device to use struct resource for hpa

Convert pa_dev->hpa from an unsigned long to a struct resource.

Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>

Fix up users of ->hpa to use ->hpa.start instead.

Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>

Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/drivers/serial/8250_gsc.c b/drivers/serial/8250_gsc.c
index 431aa57..abc5a0c 100644
--- a/drivers/serial/8250_gsc.c
+++ b/drivers/serial/8250_gsc.c
@@ -42,12 +42,13 @@
 		 */
 		if (parisc_parent(dev)->id.hw_type != HPHW_IOA) {
 			printk(KERN_INFO "Serial: device 0x%lx not configured.\n"
-				"Enable support for Wax, Lasi, Asp or Dino.\n", dev->hpa);
+				"Enable support for Wax, Lasi, Asp or Dino.\n",
+				dev->hpa.start);
 		}
 		return -ENODEV;
 	}
 
-	address = dev->hpa;
+	address = dev->hpa.start;
 	if (dev->id.sversion != 0x8d) {
 		address += 0x800;
 	}