clk: samsung: exynos5433: Make use of devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210907085115.4254-1-caihuoqing@baidu.com

drivers/clk/samsung/clk-exynos5433.c

@@ -5564,7 +5564,6 @@ static int __init exynos5433_cmu_probe(struct platform_device *pdev)
 	struct exynos5433_cmu_data *data;
 	struct samsung_clk_provider *ctx;
 	struct device *dev = &pdev->dev;
-	struct resource *res;
 	void __iomem *reg_base;
 	int i;
 
@@ -5577,8 +5576,7 @@ static int __init exynos5433_cmu_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	ctx = &data->ctx;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	reg_base = devm_ioremap_resource(dev, res);
+	reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(reg_base))
 		return PTR_ERR(reg_base);