ide: palm_bk3710: add missing __iomem annotation

Added missing __iomem annotation in order to fix the following
sparse warnings:

drivers/ide/palm_bk3710.c:194:31: warning: incorrect type in initializer (different address spaces)
drivers/ide/palm_bk3710.c:194:31:    expected void [noderef] <asn:2>*base
drivers/ide/palm_bk3710.c:194:31:    got void *<noident>
drivers/ide/palm_bk3710.c:212:31: warning: incorrect type in initializer (different address spaces)
drivers/ide/palm_bk3710.c:212:31:    expected void [noderef] <asn:2>*base
drivers/ide/palm_bk3710.c:212:31:    got void *<noident>

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/ide/palm_bk3710.c b/drivers/ide/palm_bk3710.c
index 6107cc4..ba20d18 100644
--- a/drivers/ide/palm_bk3710.c
+++ b/drivers/ide/palm_bk3710.c
@@ -191,7 +191,7 @@
 static void palm_bk3710_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive)
 {
 	int is_slave = drive->dn & 1;
-	void __iomem *base = (void *)hwif->dma_base;
+	void __iomem *base = (void __iomem *)hwif->dma_base;
 	const u8 xferspeed = drive->dma_mode;
 
 	if (xferspeed >= XFER_UDMA_0) {
@@ -209,7 +209,7 @@
 	unsigned int cycle_time;
 	int is_slave = drive->dn & 1;
 	ide_drive_t *mate;
-	void __iomem *base = (void *)hwif->dma_base;
+	void __iomem *base = (void __iomem *)hwif->dma_base;
 	const u8 pio = drive->pio_mode - XFER_PIO_0;
 
 	/*