mmc: sdhci-msm: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: NYangtao Li <tiny.windzz@gmail.com>
Reviewed-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20191215175120.3290-10-tiny.windzz@gmail.comSigned-off-by: NUlf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/sdhci-msm.c

@@ -1746,7 +1746,6 @@ static int sdhci_msm_probe(struct platform_device *pdev)
 	struct sdhci_host *host;
 	struct sdhci_pltfm_host *pltfm_host;
 	struct sdhci_msm_host *msm_host;
-	struct resource *core_memres;
 	struct clk *clk;
 	int ret;
 	u16 host_version, core_minor;
@@ -1847,10 +1846,7 @@ static int sdhci_msm_probe(struct platform_device *pdev)
 	}
 
 	if (!msm_host->mci_removed) {
-		core_memres = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-		msm_host->core_mem = devm_ioremap_resource(&pdev->dev,
-				core_memres);
-
+		msm_host->core_mem = devm_platform_ioremap_resource(pdev, 1);
 		if (IS_ERR(msm_host->core_mem)) {
 			ret = PTR_ERR(msm_host->core_mem);
 			goto clk_disable;