add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/drivers/char/xillybus/xillybus_of.c
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@@ -1,13 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * linux/drivers/misc/xillybus_of.c
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  *
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  * Copyright 2011 Xillybus Ltd, http://xillybus.com
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  *
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  * Driver for the Xillybus FPGA/host framework using Open Firmware.
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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 smems of the GNU General Public License as published by
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- * the Free Software Foundation; version 2 of the License.
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  */
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 #include <linux/module.h>
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@@ -119,7 +116,6 @@
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 	struct xilly_endpoint *endpoint;
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 	int rc;
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 	int irq;
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-	struct resource *res;
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 	struct xilly_endpoint_hardware *ephw = &of_hw;
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 	if (of_property_read_bool(dev->of_node, "dma-coherent"))
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@@ -132,9 +128,7 @@
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 	dev_set_drvdata(dev, endpoint);
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-	res = platform_get_resource(op, IORESOURCE_MEM, 0);
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-	endpoint->registers = devm_ioremap_resource(dev, res);
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-
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+	endpoint->registers = devm_platform_ioremap_resource(op, 0);
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 	if (IS_ERR(endpoint->registers))
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 		return PTR_ERR(endpoint->registers);
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