add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/rtc/rtc-m48t35.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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  * Driver for the SGS-Thomson M48T35 Timekeeper RAM chip
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  *
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@@ -7,11 +8,6 @@
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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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@@ -24,6 +20,16 @@
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20
 
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 struct m48t35_rtc {
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 	u8	pad[0x7ff8];    /* starts at 0x7ff8 */
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+#ifdef CONFIG_SGI_IP27
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+	u8	hour;
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+	u8	min;
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+	u8	sec;
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+	u8	control;
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+	u8	year;
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+	u8	month;
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+	u8	date;
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+	u8	day;
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+#else
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 	u8	control;
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 	u8	sec;
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 	u8	min;
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@@ -32,6 +38,7 @@
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 	u8	date;
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 	u8	month;
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 	u8	year;
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+#endif
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 };
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 #define M48T35_RTC_SET		0x80
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@@ -153,15 +160,10 @@
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 		return -ENOMEM;
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 	priv->size = resource_size(res);
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-	/*
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-	 * kludge: remove the #ifndef after ioc3 resource
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-	 * conflicts are resolved
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-	 */
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-#ifndef CONFIG_SGI_IP27
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 	if (!devm_request_mem_region(&pdev->dev, res->start, priv->size,
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 				     pdev->name))
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 		return -EBUSY;
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-#endif
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+
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 	priv->baseaddr = res->start;
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 	priv->reg = devm_ioremap(&pdev->dev, priv->baseaddr, priv->size);
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 	if (!priv->reg)