modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/iio/dac/mcp4922.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * mcp4922.c
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  *
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@@ -5,17 +6,6 @@
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  * Supports MCP4902, MCP4912, and MCP4922.
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  *
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  * Copyright (c) 2014 EMAC Inc.
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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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- * 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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  */
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 #include <linux/module.h>
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@@ -162,7 +152,6 @@
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 	spi_set_drvdata(spi, indio_dev);
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 	id = spi_get_device_id(spi);
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-	indio_dev->dev.parent = &spi->dev;
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 	indio_dev->info = &mcp4922_info;
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 	indio_dev->modes = INDIO_DIRECT_MODE;
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 	indio_dev->channels = mcp4922_channels[id->driver_data];