ASoC: xlnx: use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190727150738.54764-32-yuehaibing@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/xilinx/xlnx_i2s.c

@@ -95,7 +95,6 @@ MODULE_DEVICE_TABLE(of, xlnx_i2s_of_match);
 
 static int xlnx_i2s_probe(struct platform_device *pdev)
 {
-	struct resource *res;
 	void __iomem *base;
 	struct snd_soc_dai_driver *dai_drv;
 	int ret;
@@ -107,8 +106,7 @@ static int xlnx_i2s_probe(struct platform_device *pdev)
 	if (!dai_drv)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base = devm_ioremap_resource(&pdev->dev, res);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
 		return PTR_ERR(base);
 

sound/soc/xilinx/xlnx_spdif.c

@@ -260,8 +260,7 @@ static int xlnx_spdif_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	ctx->base = devm_ioremap_resource(dev, res);
+	ctx->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(ctx->base)) {
 		ret = PTR_ERR(ctx->base);
 		goto clk_err;