Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/rtc/rtc-dm355evm.c b/drivers/rtc/rtc-dm355evm.c
index 97d8259..cd947a2 100644
--- a/drivers/rtc/rtc-dm355evm.c
+++ b/drivers/rtc/rtc-dm355evm.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * rtc-dm355evm.c - access battery-backed counter in MSP430 firmware
  *
  * Copyright (c) 2008 by David Brownell
- *
- * 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.
  */
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -78,7 +74,7 @@
 
 	dev_dbg(dev, "read timestamp %08x\n", time.value);
 
-	rtc_time_to_tm(le32_to_cpu(time.value), tm);
+	rtc_time64_to_tm(le32_to_cpu(time.value), tm);
 	return 0;
 }
 
@@ -88,7 +84,7 @@
 	unsigned long	value;
 	int		status;
 
-	rtc_tm_to_time(tm, &value);
+	value = rtc_tm_to_time64(tm);
 	time.value = cpu_to_le32(value);
 
 	dev_dbg(dev, "write timestamp %08x\n", time.value);
@@ -127,16 +123,16 @@
 {
 	struct rtc_device *rtc;
 
-	rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
-					&dm355evm_rtc_ops, THIS_MODULE);
-	if (IS_ERR(rtc)) {
-		dev_err(&pdev->dev, "can't register RTC device, err %ld\n",
-			PTR_ERR(rtc));
+	rtc = devm_rtc_allocate_device(&pdev->dev);
+	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
-	}
+
 	platform_set_drvdata(pdev, rtc);
 
-	return 0;
+	rtc->ops = &dm355evm_rtc_ops;
+	rtc->range_max = U32_MAX;
+
+	return rtc_register_device(rtc);
 }
 
 /*