diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index f75dc6733f4934f493c3bf4d98d5fbf230550d52..4c3ec8113e7e6cee59bcf5fd89267e152dcdbb91 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -894,10 +894,13 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
 	asic3_mmc_resources[0].start >>= asic->bus_shift;
 	asic3_mmc_resources[0].end   >>= asic->bus_shift;
 
-	ret = mfd_add_devices(&pdev->dev, pdev->id,
+	if (pdata->clock_rate) {
+		ds1wm_pdata.clock_rate = pdata->clock_rate;
+		ret = mfd_add_devices(&pdev->dev, pdev->id,
 			&asic3_cell_ds1wm, 1, mem, asic->irq_base);
-	if (ret < 0)
-		goto out;
+		if (ret < 0)
+			goto out;
+	}
 
 	if (mem_sdio && (irq >= 0)) {
 		ret = mfd_add_devices(&pdev->dev, pdev->id,
diff --git a/include/linux/mfd/asic3.h b/include/linux/mfd/asic3.h
index ed793b77a1c5e2a77301964fc8822f18c4239e1c..3fda7e589ccdcdfb8beef6fcf755599292c654e9 100644
--- a/include/linux/mfd/asic3.h
+++ b/include/linux/mfd/asic3.h
@@ -31,6 +31,8 @@ struct asic3_platform_data {
 
 	unsigned int gpio_base;
 
+	unsigned int clock_rate;
+
 	struct asic3_led *leds;
 };