EDAC/armada_xp: Use devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of calling
platform_get_resource() and devm_ioremap_resource() separately. Make the
code simpler without functional changes.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Jan Luebbe <jlu@pengutronix.de>
Link: https://lore.kernel.org/r/20220421084621.2615517-1-lv.ruyi@zte.com.cn

Author: Lv Ruyi

drivers/edac/armada_xp_edac.c

@@ -286,17 +286,10 @@ static int axp_mc_probe(struct platform_device *pdev)
 	struct edac_mc_layer layers[1];
 	const struct of_device_id *id;
 	struct mem_ctl_info *mci;
-	struct resource *r;
 	void __iomem *base;
 	uint32_t config;
 
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!r) {
-		dev_err(&pdev->dev, "Unable to get mem resource\n");
-		return -ENODEV;
-	}
-
-	base = devm_ioremap_resource(&pdev->dev, r);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base)) {
 		dev_err(&pdev->dev, "Unable to map regs\n");
 		return PTR_ERR(base);
@@ -516,15 +509,8 @@ static int aurora_l2_probe(struct platform_device *pdev)
 	const struct of_device_id *id;
 	uint32_t l2x0_aux_ctrl;
 	void __iomem *base;
-	struct resource *r;
-
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!r) {
-		dev_err(&pdev->dev, "Unable to get mem resource\n");
-		return -ENODEV;
-	}
 
-	base = devm_ioremap_resource(&pdev->dev, r);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base)) {
 		dev_err(&pdev->dev, "Unable to map regs\n");
 		return PTR_ERR(base);