add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/rtc/rtc-brcmstb-waketimer.c
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@@ -1,14 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright © 2014-2017 Broadcom
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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 version 2 as
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- * published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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  */
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 #define pr_fmt(fmt)	KBUILD_MODNAME ": " fmt
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@@ -132,7 +124,7 @@
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 	wktmr_read(timer, &now);
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-	rtc_time_to_tm(now.sec, tm);
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+	rtc_time64_to_tm(now.sec, tm);
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 	return 0;
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 }
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@@ -208,7 +200,6 @@
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 {
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 	struct device *dev = &pdev->dev;
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 	struct brcmstb_waketmr *timer;
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-	struct resource *res;
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 	int ret;
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 	timer = devm_kzalloc(dev, sizeof(*timer), GFP_KERNEL);
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@@ -218,8 +209,7 @@
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 	platform_set_drvdata(pdev, timer);
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 	timer->dev = dev;
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	timer->base = devm_ioremap_resource(dev, res);
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+	timer->base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(timer->base))
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 		return PTR_ERR(timer->base);
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@@ -263,10 +253,8 @@
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 	timer->rtc->range_max = U32_MAX;
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 	ret = rtc_register_device(timer->rtc);
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-	if (ret) {
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-		dev_err(dev, "unable to register device\n");
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+	if (ret)
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 		goto err_notifier;
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-	}
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 	dev_info(dev, "registered, with irq %d\n", timer->irq);
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