change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/rtc/rtc-lpc24xx.c
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@@ -1,14 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * RTC driver for NXP LPC178x/18xx/43xx Real-Time Clock (RTC)
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  *
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  * Copyright (C) 2011 NXP Semiconductors
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  * Copyright (C) 2015 Joachim Eastwood <manabian@gmail.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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  */
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 #include <linux/clk.h>
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@@ -199,23 +194,19 @@
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 static int lpc24xx_rtc_probe(struct platform_device *pdev)
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 {
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 	struct lpc24xx_rtc *rtc;
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-	struct resource *res;
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 	int irq, ret;
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 	rtc = devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL);
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 	if (!rtc)
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 		return -ENOMEM;
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	rtc->rtc_base = devm_ioremap_resource(&pdev->dev, res);
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+	rtc->rtc_base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(rtc->rtc_base))
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 		return PTR_ERR(rtc->rtc_base);
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 	irq = platform_get_irq(pdev, 0);
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-	if (irq < 0) {
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-		dev_warn(&pdev->dev, "can't get interrupt resource\n");
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+	if (irq < 0)
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 		return irq;
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-	}
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 	rtc->clk_rtc = devm_clk_get(&pdev->dev, "rtc");
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 	if (IS_ERR(rtc->clk_rtc)) {