add ax88772C AX88772C_eeprom_tools

hc

2024-05-10 61598093bbdd283a7edc367d900f223070ead8d2

 kernel/drivers/rtc/rtc-asm9260.c
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@@ -1,10 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Copyright (C) 2016 Oleksij Rempel <linux@rempel-privat.de>
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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,
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- * or (at your option) any later version.
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  */
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 #include <linux/clk.h>
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@@ -249,7 +245,6 @@
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 {
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 	struct asm9260_rtc_priv *priv;
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 	struct device *dev = &pdev->dev;
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-	struct resource	*res;
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 	int irq_alarm, ret;
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 	u32 ccr;
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@@ -261,17 +256,17 @@
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 	platform_set_drvdata(pdev, priv);
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 	irq_alarm = platform_get_irq(pdev, 0);
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-	if (irq_alarm < 0) {
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-		dev_err(dev, "No alarm IRQ resource defined\n");
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+	if (irq_alarm < 0)
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 		return irq_alarm;
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-	}
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	priv->iobase = devm_ioremap_resource(dev, res);
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+	priv->iobase = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(priv->iobase))
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 		return PTR_ERR(priv->iobase);
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 	priv->clk = devm_clk_get(dev, "ahb");
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+	if (IS_ERR(priv->clk))
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+		return PTR_ERR(priv->clk);
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+
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 	ret = clk_prepare_enable(priv->clk);
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 	if (ret) {
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 		dev_err(dev, "Failed to enable clk!\n");