Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c
index f76be6b..f70deda 100644
--- a/drivers/bus/uniphier-system-bus.c
+++ b/drivers/bus/uniphier-system-bus.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/io.h>
@@ -185,7 +176,6 @@
 {
 	struct device *dev = &pdev->dev;
 	struct uniphier_system_bus_priv *priv;
-	struct resource *regs;
 	const __be32 *ranges;
 	u32 cells, addr, size;
 	u64 paddr;
@@ -195,8 +185,7 @@
 	if (!priv)
 		return -ENOMEM;
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->membase = devm_ioremap_resource(dev, regs);
+	priv->membase = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(priv->membase))
 		return PTR_ERR(priv->membase);