diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c
index aaf3254..96378eb 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -342,6 +342,7 @@
 static const struct ide_port_info __devinitdata palm_bk3710_port_info = {
 	.init_dma		= palm_bk3710_init_dma,
 	.port_ops		= &palm_bk3710_ports_ops,
+	.host_flags		= IDE_HFLAG_MMIO,
 	.pio_mask		= ATA_PIO4,
 	.udma_mask		= ATA_UDMA4,	/* (input clk 99MHz) */
 	.mwdma_mask		= ATA_MWDMA2,