diff --git a/arch/m68k/amiga/chipram.c b/arch/m68k/amiga/chipram.c
index 99449fbf9a726834ec2b2c268956a13f0ab0b99d..ba03cec3f711e024422fe916a407b4cf56556f76 100644
--- a/arch/m68k/amiga/chipram.c
+++ b/arch/m68k/amiga/chipram.c
@@ -87,7 +87,7 @@ void *amiga_chip_alloc_res(unsigned long size, struct resource *res)
 
 	atomic_sub(size, &chipavail);
 	pr_debug("amiga_chip_alloc_res: returning %pR\n", res);
-	return (void *)ZTWO_VADDR(res->start);
+	return ZTWO_VADDR(res->start);
 }
 
 void amiga_chip_free(void *ptr)
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index d956ddbfebe13a712b21a67193845f3165fc4f6a..acd9c1640cfc231fdd07a4bfb843955a70cef6b6 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -618,7 +618,7 @@ static int __init amiga_savekmsg_setup(char *arg)
 
 	/* Just steal the block, the chipram allocator isn't functional yet */
 	amiga_chip_size -= SAVEKMSG_MAXMEM;
-	savekmsg = (void *)ZTWO_VADDR(CHIP_PHYSADDR + amiga_chip_size);
+	savekmsg = ZTWO_VADDR(CHIP_PHYSADDR + amiga_chip_size);
 	savekmsg->magic1 = SAVEKMSG_MAGIC1;
 	savekmsg->magic2 = SAVEKMSG_MAGIC2;
 	savekmsg->magicptr = ZTWO_PADDR(savekmsg);
diff --git a/arch/m68k/include/asm/amigahw.h b/arch/m68k/include/asm/amigahw.h
index 7a19b5686a4a69255f94c96aab86c382d461e482..3bef0b2ad945f2d1e699ba581162b67caa2b5df8 100644
--- a/arch/m68k/include/asm/amigahw.h
+++ b/arch/m68k/include/asm/amigahw.h
@@ -266,7 +266,7 @@ struct CIA {
 
 #define zTwoBase (0x80000000)
 #define ZTWO_PADDR(x) (((unsigned long)(x))-zTwoBase)
-#define ZTWO_VADDR(x) (((unsigned long)(x))+zTwoBase)
+#define ZTWO_VADDR(x) ((void __iomem *)(((unsigned long)(x))+zTwoBase))
 
 #define CUSTOM_PHYSADDR     (0xdff000)
 #define amiga_custom ((*(volatile struct CUSTOM *)(zTwoBase+CUSTOM_PHYSADDR)))
diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c
index 5a95baf4b104e4c2dc559534867effa53e6327a2..8b2a60cee3a02adb077108ebf356de692bc7e38f 100644
--- a/drivers/block/z2ram.c
+++ b/drivers/block/z2ram.c
@@ -116,8 +116,8 @@ get_z2ram( void )
 	if ( test_bit( i, zorro_unused_z2ram ) )
 	{
 	    z2_count++;
-	    z2ram_map[ z2ram_size++ ] = 
-		ZTWO_VADDR( Z2RAM_START ) + ( i << Z2RAM_CHUNKSHIFT );
+	    z2ram_map[z2ram_size++] = (unsigned long)ZTWO_VADDR(Z2RAM_START) +
+				      (i << Z2RAM_CHUNKSHIFT);
 	    clear_bit( i, zorro_unused_z2ram );
 	}
     }
diff --git a/drivers/ide/buddha.c b/drivers/ide/buddha.c
index b1d38590ac0196f1da49d4d67e411b3741175b9f..46eaf58d881b4e31032327e7c248979d693d9c11 100644
--- a/drivers/ide/buddha.c
+++ b/drivers/ide/buddha.c
@@ -198,7 +198,7 @@ static int __init buddha_init(void)
 				continue;
 			}
 		}	  
-		buddha_board = ZTWO_VADDR(board);
+		buddha_board = (unsigned long)ZTWO_VADDR(board);
 		
 		/* write to BUDDHA_IRQ_MR to enable the board IRQ */
 		/* X-Surf doesn't have this.  IRQs are always on */
diff --git a/drivers/net/ethernet/8390/hydra.c b/drivers/net/ethernet/8390/hydra.c
index fb3dd4399cf36e24cd4a1fe809333d140c8419f2..f615fdec0f1b2fb800189d97395554ecd392fa60 100644
--- a/drivers/net/ethernet/8390/hydra.c
+++ b/drivers/net/ethernet/8390/hydra.c
@@ -113,7 +113,7 @@ static const struct net_device_ops hydra_netdev_ops = {
 static int hydra_init(struct zorro_dev *z)
 {
     struct net_device *dev;
-    unsigned long board = ZTWO_VADDR(z->resource.start);
+    unsigned long board = (unsigned long)ZTWO_VADDR(z->resource.start);
     unsigned long ioaddr = board+HYDRA_NIC_BASE;
     const char name[] = "NE2000";
     int start_page, stop_page;
diff --git a/drivers/net/ethernet/8390/zorro8390.c b/drivers/net/ethernet/8390/zorro8390.c
index 85ec4c2d2645582339eb7ecfa796e9b37fee91ad..ae2a12b7db62db6fcc748019af9abca0e2abf051 100644
--- a/drivers/net/ethernet/8390/zorro8390.c
+++ b/drivers/net/ethernet/8390/zorro8390.c
@@ -287,7 +287,7 @@ static const struct net_device_ops zorro8390_netdev_ops = {
 };
 
 static int zorro8390_init(struct net_device *dev, unsigned long board,
-			  const char *name, unsigned long ioaddr)
+			  const char *name, void __iomem *ioaddr)
 {
 	int i;
 	int err;
@@ -354,7 +354,7 @@ static int zorro8390_init(struct net_device *dev, unsigned long board,
 	start_page = NESM_START_PG;
 	stop_page = NESM_STOP_PG;
 
-	dev->base_addr = ioaddr;
+	dev->base_addr = (unsigned long)ioaddr;
 	dev->irq = IRQ_AMIGA_PORTS;
 
 	/* Install the Interrupt handler */
diff --git a/drivers/net/ethernet/amd/a2065.c b/drivers/net/ethernet/amd/a2065.c
index 0866e7627433c1148037b9ade8064351c2819722..f492a19328e520c91a9c071894ed5a7b19f9694d 100644
--- a/drivers/net/ethernet/amd/a2065.c
+++ b/drivers/net/ethernet/amd/a2065.c
@@ -713,8 +713,8 @@ static int a2065_init_one(struct zorro_dev *z,
 	dev->dev_addr[3] = (z->rom.er_SerialNumber >> 16) & 0xff;
 	dev->dev_addr[4] = (z->rom.er_SerialNumber >> 8) & 0xff;
 	dev->dev_addr[5] = z->rom.er_SerialNumber & 0xff;
-	dev->base_addr = ZTWO_VADDR(base_addr);
-	dev->mem_start = ZTWO_VADDR(mem_start);
+	dev->base_addr = (unsigned long)ZTWO_VADDR(base_addr);
+	dev->mem_start = (unsigned long)ZTWO_VADDR(mem_start);
 	dev->mem_end = dev->mem_start + A2065_RAM_SIZE;
 
 	priv->ll = (volatile struct lance_regs *)dev->base_addr;
diff --git a/drivers/net/ethernet/amd/ariadne.c b/drivers/net/ethernet/amd/ariadne.c
index c178eb4c81668ad3a1b033f11c9070b9e63c934d..33822cb69366068d2560cc04679954790402c4c6 100644
--- a/drivers/net/ethernet/amd/ariadne.c
+++ b/drivers/net/ethernet/amd/ariadne.c
@@ -747,8 +747,8 @@ static int ariadne_init_one(struct zorro_dev *z,
 	dev->dev_addr[3] = (z->rom.er_SerialNumber >> 16) & 0xff;
 	dev->dev_addr[4] = (z->rom.er_SerialNumber >> 8) & 0xff;
 	dev->dev_addr[5] = z->rom.er_SerialNumber & 0xff;
-	dev->base_addr = ZTWO_VADDR(base_addr);
-	dev->mem_start = ZTWO_VADDR(mem_start);
+	dev->base_addr = (unsigned long)ZTWO_VADDR(base_addr);
+	dev->mem_start = (unsigned long)ZTWO_VADDR(mem_start);
 	dev->mem_end = dev->mem_start + ARIADNE_RAM_SIZE;
 
 	dev->netdev_ops = &ariadne_netdev_ops;
diff --git a/drivers/parport/parport_mfc3.c b/drivers/parport/parport_mfc3.c
index 7578d79b368831085dc5ee70850fd6578ee13357..2f650f68af14e4ec9e37e2c837db3fd55408b9ff 100644
--- a/drivers/parport/parport_mfc3.c
+++ b/drivers/parport/parport_mfc3.c
@@ -300,7 +300,7 @@ static int __init parport_mfc3_init(void)
 		if (!request_mem_region(piabase, sizeof(struct pia), "PIA"))
 			continue;
 
-		pp = (struct pia *)ZTWO_VADDR(piabase);
+		pp = ZTWO_VADDR(piabase);
 		pp->crb = 0;
 		pp->pddrb = 255; /* all data pins output */
 		pp->crb = PIA_DDR|32|8;
diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c
index 30fa38a0ad39a33102f1cd4656b4d800c498ae07..9176bfbd574586ab04a62786253271b1a1636006 100644
--- a/drivers/scsi/a2091.c
+++ b/drivers/scsi/a2091.c
@@ -201,7 +201,7 @@ static int a2091_probe(struct zorro_dev *z, const struct zorro_device_id *ent)
 	instance->irq = IRQ_AMIGA_PORTS;
 	instance->unique_id = z->slotaddr;
 
-	regs = (struct a2091_scsiregs *)ZTWO_VADDR(z->resource.start);
+	regs = ZTWO_VADDR(z->resource.start);
 	regs->DAWR = DAWR_A2091;
 
 	wdregs.SASR = &regs->SASR;
diff --git a/drivers/scsi/a3000.c b/drivers/scsi/a3000.c
index c0f4f4290dd60dbeb836f547b097ca8b7141eaaf..dd5b64726ddc3c5f9dcee231501630c66424b9ab 100644
--- a/drivers/scsi/a3000.c
+++ b/drivers/scsi/a3000.c
@@ -220,7 +220,7 @@ static int __init amiga_a3000_scsi_probe(struct platform_device *pdev)
 
 	instance->irq = IRQ_AMIGA_PORTS;
 
-	regs = (struct a3000_scsiregs *)ZTWO_VADDR(res->start);
+	regs = ZTWO_VADDR(res->start);
 	regs->DAWR = DAWR_A3000;
 
 	wdregs.SASR = &regs->SASR;
diff --git a/drivers/scsi/a4000t.c b/drivers/scsi/a4000t.c
index 70c521f79f7c26fbc92b65645b780e927c7fcac3..f5a2ab41543bd0bd9006a3af5687085343a25220 100644
--- a/drivers/scsi/a4000t.c
+++ b/drivers/scsi/a4000t.c
@@ -56,7 +56,7 @@ static int __init amiga_a4000t_scsi_probe(struct platform_device *pdev)
 	scsi_addr = res->start + A4000T_SCSI_OFFSET;
 
 	/* Fill in the required pieces of hostdata */
-	hostdata->base = (void __iomem *)ZTWO_VADDR(scsi_addr);
+	hostdata->base = ZTWO_VADDR(scsi_addr);
 	hostdata->clock = 50;
 	hostdata->chip710 = 1;
 	hostdata->dmode_extra = DMODE_FC2;
diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c
index 2203ac281103b964917f47c1095d6c6a233ec7bf..3b6f83ffddc4e87c59057d0f7eb8a4ded51f11f4 100644
--- a/drivers/scsi/gvp11.c
+++ b/drivers/scsi/gvp11.c
@@ -310,7 +310,7 @@ static int gvp11_probe(struct zorro_dev *z, const struct zorro_device_id *ent)
 	if (!request_mem_region(address, 256, "wd33c93"))
 		return -EBUSY;
 
-	regs = (struct gvp11_scsiregs *)(ZTWO_VADDR(address));
+	regs = ZTWO_VADDR(address);
 
 	error = check_wd33c93(regs);
 	if (error)
diff --git a/drivers/scsi/zorro7xx.c b/drivers/scsi/zorro7xx.c
index cbf3476c68cd3511e13592296198da53ddcc441d..aff31991aea9808f5f98180cb126be87be12db26 100644
--- a/drivers/scsi/zorro7xx.c
+++ b/drivers/scsi/zorro7xx.c
@@ -104,7 +104,7 @@ static int zorro7xx_init_one(struct zorro_dev *z,
 	if (ioaddr > 0x01000000)
 		hostdata->base = ioremap(ioaddr, zorro_resource_len(z));
 	else
-		hostdata->base = (void __iomem *)ZTWO_VADDR(ioaddr);
+		hostdata->base = ZTWO_VADDR(ioaddr);
 
 	hostdata->clock = 50;
 	hostdata->chip710 = 1;
diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c
index 0dac36ce09d6d74b7b33af1c15a70faffa72e792..518f790ef88a6d319e4d7fd806557c61741363dd 100644
--- a/drivers/video/amifb.c
+++ b/drivers/video/amifb.c
@@ -3710,7 +3710,7 @@ static int __init amifb_probe(struct platform_device *pdev)
 	if (!videomemory) {
 		dev_warn(&pdev->dev,
 			 "Unable to map videomem cached writethrough\n");
-		info->screen_base = (char *)ZTWO_VADDR(info->fix.smem_start);
+		info->screen_base = ZTWO_VADDR(info->fix.smem_start);
 	} else
 		info->screen_base = (char *)videomemory;
 
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index 5aab9b9dc2109be565005d77cbfed962046434b3..d992aa5eb3f0dc6557b23b4ec3e4868301c5ede8 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -2256,7 +2256,7 @@ static int cirrusfb_zorro_register(struct zorro_dev *z,
 
 	info->fix.mmio_start = regbase;
 	cinfo->regbase = regbase > 16 * MB_ ? ioremap(regbase, 64 * 1024)
-					    : (caddr_t)ZTWO_VADDR(regbase);
+					    : ZTWO_VADDR(regbase);
 	if (!cinfo->regbase) {
 		dev_err(info->device, "Cannot map registers\n");
 		error = -EIO;
@@ -2266,7 +2266,7 @@ static int cirrusfb_zorro_register(struct zorro_dev *z,
 	info->fix.smem_start = rambase;
 	info->screen_size = ramsize;
 	info->screen_base = rambase > 16 * MB_ ? ioremap(rambase, ramsize)
-					       : (caddr_t)ZTWO_VADDR(rambase);
+					       : ZTWO_VADDR(rambase);
 	if (!info->screen_base) {
 		dev_err(info->device, "Cannot map video RAM\n");
 		error = -EIO;