i2c: sprd: Change to use devm_platform_ioremap_resource()

Use the new helper that wraps the calls to platform_get_resource()
and devm_ioremap_resource() together.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

drivers/i2c/busses/i2c-sprd.c

@@ -478,7 +478,6 @@ static int sprd_i2c_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct sprd_i2c *i2c_dev;
-	struct resource *res;
 	u32 prop;
 	int ret;
 
@@ -488,8 +487,7 @@ static int sprd_i2c_probe(struct platform_device *pdev)
 	if (!i2c_dev)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	i2c_dev->base = devm_ioremap_resource(dev, res);
+	i2c_dev->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(i2c_dev->base))
 		return PTR_ERR(i2c_dev->base);