diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
index 4799868bd7339c40ad863a317e92e2d0ddfffe9a..a8e091aafddef381307360164fcc91471f2ad2d6 100644
--- a/drivers/ata/sata_rcar.c
+++ b/drivers/ata/sata_rcar.c
@@ -549,6 +549,7 @@ static void sata_rcar_bmdma_start(struct ata_queued_cmd *qc)
 
 	/* start host DMA transaction */
 	dmactl = ioread32(priv->base + ATAPI_CONTROL1_REG);
+	dmactl &= ~ATAPI_CONTROL1_STOP;
 	dmactl |= ATAPI_CONTROL1_START;
 	iowrite32(dmactl, priv->base + ATAPI_CONTROL1_REG);
 }