diff --git a/arch/m68k/mm/sun3kmap.c b/arch/m68k/mm/sun3kmap.c
index 7f0d86f3fe73a245e7773bb4370684881686b554..8caa45908cb1f69d4e24f117c1d13dbbf3beeebe 100644
--- a/arch/m68k/mm/sun3kmap.c
+++ b/arch/m68k/mm/sun3kmap.c
@@ -59,7 +59,7 @@ static inline void do_pmeg_mapin(unsigned long phys, unsigned long virt,
 	}
 }
 
-void *sun3_ioremap(unsigned long phys, unsigned long size,
+void __iomem *sun3_ioremap(unsigned long phys, unsigned long size,
 		   unsigned long type)
 {
 	struct vm_struct *area;
@@ -101,19 +101,19 @@ void *sun3_ioremap(unsigned long phys, unsigned long size,
 		virt += seg_pages * PAGE_SIZE;
 	}
 
-	return (void *)ret;
+	return (void __iomem *)ret;
 
 }
 
 
-void *__ioremap(unsigned long phys, unsigned long size, int cache)
+void __iomem *__ioremap(unsigned long phys, unsigned long size, int cache)
 {
 
 	return sun3_ioremap(phys, size, SUN3_PAGE_TYPE_IO);
 
 }
 
-void iounmap(void *addr)
+void iounmap(void __iomem *addr)
 {
 	vfree((void *)(PAGE_MASK & (unsigned long)addr));
 }
diff --git a/drivers/net/sun3_82586.c b/drivers/net/sun3_82586.c
index d1d1885b0295d2ae82f3e733ec65569cd52c9747..a3220a96524f0ead88f6a6b0089ec569007627ea 100644
--- a/drivers/net/sun3_82586.c
+++ b/drivers/net/sun3_82586.c
@@ -330,7 +330,7 @@ struct net_device * __init sun3_82586_probe(int unit)
 out1:
 	free_netdev(dev);
 out:
-	iounmap((void *)ioaddr);
+	iounmap((void __iomem *)ioaddr);
 	return ERR_PTR(err);
 }
 
diff --git a/drivers/net/sun3lance.c b/drivers/net/sun3lance.c
index 91c76544e4dd462dde12acb1fdf4d15c80a2a3dc..b865db363ba0bf62fde272a2063fe7135dee788c 100644
--- a/drivers/net/sun3lance.c
+++ b/drivers/net/sun3lance.c
@@ -286,7 +286,7 @@ struct net_device * __init sun3lance_probe(int unit)
 
 out1:
 #ifdef CONFIG_SUN3
-	iounmap((void *)dev->base_addr);
+	iounmap((void __iomem *)dev->base_addr);
 #endif
 out:
 	free_netdev(dev);
@@ -326,7 +326,7 @@ static int __init lance_probe( struct net_device *dev)
 		ioaddr_probe[1] = tmp2;
 
 #ifdef CONFIG_SUN3
-		iounmap((void *)ioaddr);
+		iounmap((void __iomem *)ioaddr);
 #endif
 		return 0;
 	}
@@ -956,7 +956,7 @@ void cleanup_module(void)
 {
 	unregister_netdev(sun3lance_dev);
 #ifdef CONFIG_SUN3
-	iounmap((void *)sun3lance_dev->base_addr);
+	iounmap((void __iomem *)sun3lance_dev->base_addr);
 #endif
 	free_netdev(sun3lance_dev);
 }