add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/rtc/rtc-ds1286.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * DS1286 Real Time Clock interface for Linux
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  *
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@@ -5,11 +6,6 @@
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  * Copyright (C) 2008 Thomas Bogendoerfer
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  *
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  * Based on code written by Paul Gortmaker.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License as published by the
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- * Free Software Foundation; either version 2 of the License, or (at your
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- * option) any later version.
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  */
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 #include <linux/module.h>
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@@ -327,15 +323,13 @@
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 static int ds1286_probe(struct platform_device *pdev)
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 {
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 	struct rtc_device *rtc;
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-	struct resource *res;
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 	struct ds1286_priv *priv;
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 	priv = devm_kzalloc(&pdev->dev, sizeof(struct ds1286_priv), GFP_KERNEL);
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 	if (!priv)
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 		return -ENOMEM;
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	priv->rtcregs = devm_ioremap_resource(&pdev->dev, res);
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+	priv->rtcregs = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(priv->rtcregs))
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 		return PTR_ERR(priv->rtcregs);
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