media: fimc-core: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/platform/samsung/exynos4-is/fimc-core.c

@@ -924,7 +924,6 @@ static int fimc_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	u32 lclk_freq = 0;
 	struct fimc_dev *fimc;
-	struct resource *res;
 	int ret = 0;
 	int irq;
 
@@ -961,8 +960,7 @@ static int fimc_probe(struct platform_device *pdev)
 			return PTR_ERR(fimc->sysreg);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	fimc->regs = devm_ioremap_resource(dev, res);
+	fimc->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(fimc->regs))
 		return PTR_ERR(fimc->regs);