mfd: exynos-lpass: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Link: https://lore.kernel.org/r/20230706113939.1178-4-frank.li@vivo.comSigned-off-by: Lee Jones <lee@kernel.org>

drivers/mfd/exynos-lpass.c

@@ -109,14 +109,12 @@ static int exynos_lpass_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct exynos_lpass *lpass;
 	void __iomem *base_top;
-	struct resource *res;
 
 	lpass = devm_kzalloc(dev, sizeof(*lpass), GFP_KERNEL);
 	if (!lpass)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base_top = devm_ioremap_resource(dev, res);
+	base_top = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base_top))
 		return PTR_ERR(base_top);