Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/sound/soc/xtensa/xtfpga-i2s.c b/sound/soc/xtensa/xtfpga-i2s.c
index 5035609..efd374f 100644
--- a/sound/soc/xtensa/xtfpga-i2s.c
+++ b/sound/soc/xtensa/xtfpga-i2s.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Xtfpga I2S controller driver
  *
  * Copyright (c) 2014 Cadence Design Systems Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/clk.h>
@@ -469,9 +466,9 @@
 	struct snd_card *card = rtd->card->snd_card;
 	size_t size = xtfpga_pcm_hardware.buffer_bytes_max;
 
-	return snd_pcm_lib_preallocate_pages_for_all(rtd->pcm,
-						     SNDRV_DMA_TYPE_DEV,
-						     card->dev, size, size);
+	snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,
+					      card->dev, size, size);
+	return 0;
 }
 
 static const struct snd_pcm_ops xtfpga_pcm_ops = {
@@ -534,7 +531,6 @@
 static int xtfpga_i2s_probe(struct platform_device *pdev)
 {
 	struct xtfpga_i2s *i2s;
-	struct resource *mem;
 	int err, irq;
 
 	i2s = devm_kzalloc(&pdev->dev, sizeof(*i2s), GFP_KERNEL);
@@ -546,8 +542,7 @@
 	i2s->dev = &pdev->dev;
 	dev_dbg(&pdev->dev, "dev: %p, i2s: %p\n", &pdev->dev, i2s);
 
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	i2s->regs = devm_ioremap_resource(&pdev->dev, mem);
+	i2s->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(i2s->regs)) {
 		err = PTR_ERR(i2s->regs);
 		goto err;
@@ -575,7 +570,6 @@
 
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0) {
-		dev_err(&pdev->dev, "No IRQ resource\n");
 		err = irq;
 		goto err;
 	}