add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/nvmem/lpc18xx_eeprom.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * NXP LPC18xx/LPC43xx EEPROM memory NVMEM driver
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  *
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  * Copyright (c) 2015 Ariel D'Alessandro <ariel@vanguardiasur.com>
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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 version 2 as published by
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- * the Free Software Foundation.
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  */
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 #include <linux/clk.h>
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@@ -236,7 +233,7 @@
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 	lpc18xx_nvmem_config.dev = dev;
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 	lpc18xx_nvmem_config.priv = eeprom;
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-	eeprom->nvmem = nvmem_register(&lpc18xx_nvmem_config);
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+	eeprom->nvmem = devm_nvmem_register(dev, &lpc18xx_nvmem_config);
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 	if (IS_ERR(eeprom->nvmem)) {
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 		ret = PTR_ERR(eeprom->nvmem);
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 		goto err_clk;
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@@ -255,11 +252,6 @@
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 static int lpc18xx_eeprom_remove(struct platform_device *pdev)
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 {
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 	struct lpc18xx_eeprom_dev *eeprom = platform_get_drvdata(pdev);
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-	int ret;
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-
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-	ret = nvmem_unregister(eeprom->nvmem);
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-	if (ret < 0)
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-		return ret;
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 	clk_disable_unprepare(eeprom->clk);
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