soc: qcom: llcc: use devm_platform_ioremap_resource_byname()

Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately.

Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Link: https://lore.kernel.org/r/20200916111517.99670-1-zhangqilong3@huawei.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c
index 429b5a6..70fbe70 100644 (file)
--- a/drivers/soc/qcom/llcc-qcom.c
+++ b/drivers/soc/qcom/llcc-qcom.c
@@ -387,7 +387,6 @@ static int qcom_llcc_remove(struct platform_device *pdev)
 static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev,
                const char *name)
 {
-       struct resource *res;
        void __iomem *base;
        struct regmap_config llcc_regmap_config = {
                .reg_bits = 32,
@@ -396,11 +395,7 @@ static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev,
                .fast_io = true,
        };
 
-       res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
-       if (!res)
-               return ERR_PTR(-ENODEV);
-
-       base = devm_ioremap_resource(&pdev->dev, res);
+       base = devm_platform_ioremap_resource_byname(pdev, name);
        if (IS_ERR(base))
                return ERR_CAST(base);