[libata] drivers: remove 'void __iomem *' casts from pre-iomap days

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index bcb2cd8..4fd4f10 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -107,7 +107,7 @@
 {
 	if (sc_reg > SCR_CONTROL)
 		return 0xffffffffU;
-	return readl((void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+	return readl(ap->ioaddr.scr_addr + (sc_reg * 4));
 }
 
 
@@ -116,7 +116,7 @@
 {
 	if (sc_reg > SCR_CONTROL)
 		return;
-	writel(val, (void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4));
+	writel(val, ap->ioaddr.scr_addr + (sc_reg * 4));
 }
 
 
@@ -197,7 +197,8 @@
 	struct ata_port *ap = qc->ap;
 	unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);
 	u8 dmactl;
-	void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
+	void __iomem *mmio = ap->ioaddr.bmdma_addr;
+
 	/* load PRD table addr. */
 	mb();	/* make sure PRD table writes are visible to controller */
 	writel(ap->prd_dma, mmio + ATA_DMA_TABLE_OFS);
@@ -225,7 +226,7 @@
 static void k2_bmdma_start_mmio (struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
-	void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
+	void __iomem *mmio = ap->ioaddr.bmdma_addr;
 	u8 dmactl;
 
 	/* start host DMA transaction */
@@ -253,7 +254,7 @@
 
 static u8 k2_stat_check_status(struct ata_port *ap)
 {
-       	return readl((void __iomem *) ap->ioaddr.status_addr);
+       	return readl(ap->ioaddr.status_addr);
 }
 
 #ifdef CONFIG_PPC_OF