3 files changed, 7 insertions, 31 deletions
diff --git a/sound/soc/au1x/dbdma2.c b/sound/soc/au1x/dbdma2.c
index dd94fea72d5d..5741c0aa6c03 100644
--- a/sound/soc/au1x/dbdma2.c
+++ b/sound/soc/au1x/dbdma2.c
@@ -344,14 +344,8 @@ static int au1xpsc_pcm_drvprobe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, dmadata);
 
-	return snd_soc_register_platform(&pdev->dev, &au1xpsc_soc_platform);
-}
-
-static int au1xpsc_pcm_drvremove(struct platform_device *pdev)
-{
-	snd_soc_unregister_platform(&pdev->dev);
-
-	return 0;
+	return devm_snd_soc_register_platform(&pdev->dev,
+					      &au1xpsc_soc_platform);
 }
 
 static struct platform_driver au1xpsc_pcm_driver = {
@@ -359,7 +353,6 @@ static struct platform_driver au1xpsc_pcm_driver = {
 		.name	= "au1xpsc-pcm",
 	},
 	.probe		= au1xpsc_pcm_drvprobe,
-	.remove		= au1xpsc_pcm_drvremove,
 };
 
 module_platform_driver(au1xpsc_pcm_driver);
diff --git a/sound/soc/au1x/dma.c b/sound/soc/au1x/dma.c
index 24cc7f40d87a..fcf5a9adde81 100644
--- a/sound/soc/au1x/dma.c
+++ b/sound/soc/au1x/dma.c
@@ -312,14 +312,8 @@ static int alchemy_pcm_drvprobe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, ctx);
 
-	return snd_soc_register_platform(&pdev->dev, &alchemy_pcm_soc_platform);
-}
-
-static int alchemy_pcm_drvremove(struct platform_device *pdev)
-{
-	snd_soc_unregister_platform(&pdev->dev);
-
-	return 0;
+	return devm_snd_soc_register_platform(&pdev->dev,
+					      &alchemy_pcm_soc_platform);
 }
 
 static struct platform_driver alchemy_pcmdma_driver = {
@@ -327,7 +321,6 @@ static struct platform_driver alchemy_pcmdma_driver = {
 		.name	= "alchemy-pcm-dma",
 	},
 	.probe		= alchemy_pcm_drvprobe,
-	.remove		= alchemy_pcm_drvremove,
 };
 
 module_platform_driver(alchemy_pcmdma_driver);
diff --git a/sound/soc/au1x/psc-i2s.c b/sound/soc/au1x/psc-i2s.c
index e742ef668496..38e853add96e 100644
--- a/sound/soc/au1x/psc-i2s.c
+++ b/sound/soc/au1x/psc-i2s.c
@@ -305,19 +305,9 @@ static int au1xpsc_i2s_drvprobe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!iores)
-		return -ENODEV;
-
-	ret = -EBUSY;
-	if (!devm_request_mem_region(&pdev->dev, iores->start,
-				     resource_size(iores),
-				     pdev->name))
-		return -EBUSY;
-
-	wd->mmio = devm_ioremap(&pdev->dev, iores->start,
-				resource_size(iores));
-	if (!wd->mmio)
-		return -EBUSY;
+	wd->mmio = devm_ioremap_resource(&pdev->dev, iores);
+	if (IS_ERR(wd->mmio))
+		return PTR_ERR(wd->mmio);
 
 	dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 	if (!dmares)