add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/iio/adc/aspeed_adc.c
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@@ -1,12 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Aspeed AST2400/2500 ADC
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  *
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  * Copyright (C) 2017 Google, Inc.
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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 and conditions of the GNU General Public License,
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- * version 2, as published by the Free Software Foundation.
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- *
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  */
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 #include <linux/clk.h>
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@@ -177,7 +173,6 @@
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 	struct iio_dev *indio_dev;
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 	struct aspeed_adc_data *data;
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 	const struct aspeed_adc_model_data *model_data;
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-	struct resource *res;
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 	const char *clk_parent_name;
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 	int ret;
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 	u32 adc_engine_control_reg_val;
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@@ -190,8 +185,7 @@
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 	data->dev = &pdev->dev;
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 	platform_set_drvdata(pdev, indio_dev);
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	data->base = devm_ioremap_resource(&pdev->dev, res);
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+	data->base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(data->base))
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 		return PTR_ERR(data->base);
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@@ -259,7 +253,6 @@
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 	model_data = of_device_get_match_data(&pdev->dev);
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 	indio_dev->name = model_data->model_name;
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-	indio_dev->dev.parent = &pdev->dev;
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 	indio_dev->info = &aspeed_adc_iio_info;
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 	indio_dev->modes = INDIO_DIRECT_MODE;
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 	indio_dev->channels = aspeed_adc_iio_channels;