diff --git a/drivers/i2c/busses/i2c-designware-common.c b/drivers/i2c/busses/i2c-designware-common.c
index 3c19aada4b30eac6a440e8e1c9e17f7061d52da2..9468c6c89b3f529e085ef2240ceddc2b8324c9da 100644
--- a/drivers/i2c/busses/i2c-designware-common.c
+++ b/drivers/i2c/busses/i2c-designware-common.c
@@ -474,9 +474,6 @@ int i2c_dw_prepare_clk(struct dw_i2c_dev *dev, bool prepare)
 {
 	int ret;
 
-	if (IS_ERR(dev->clk))
-		return PTR_ERR(dev->clk);
-
 	if (prepare) {
 		/* Optional interface clock */
 		ret = clk_prepare_enable(dev->pclk);
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 0dfeb2d1160385f921b373551a800b93315e2b1b..ad91c7c0faa5497b1b6379b08c1342c3dbed5fc4 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -266,8 +266,17 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
 		goto exit_reset;
 	}
 
-	dev->clk = devm_clk_get(&pdev->dev, NULL);
-	if (!i2c_dw_prepare_clk(dev, true)) {
+	dev->clk = devm_clk_get_optional(&pdev->dev, NULL);
+	if (IS_ERR(dev->clk)) {
+		ret = PTR_ERR(dev->clk);
+		goto exit_reset;
+	}
+
+	ret = i2c_dw_prepare_clk(dev, true);
+	if (ret)
+		goto exit_reset;
+
+	if (dev->clk) {
 		u64 clk_khz;
 
 		dev->get_clk_rate_khz = i2c_dw_get_clk_rate_khz;