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e7aafd72f3
This patch removes an unused statically defined array and an associated #define. Signed-off-by: Roland Stigge <stigge@antcom.de> Signed-off-by: Felipe Balbi <balbi@ti.com>
72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
/*
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* NXP ISP1301 USB transceiver driver
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*
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* Copyright (C) 2012 Roland Stigge
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*
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* Author: Roland Stigge <stigge@antcom.de>
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/module.h>
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#include <linux/i2c.h>
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#define DRV_NAME "isp1301"
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static const struct i2c_device_id isp1301_id[] = {
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{ "isp1301", 0 },
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{ }
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};
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static struct i2c_client *isp1301_i2c_client;
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static int isp1301_probe(struct i2c_client *client,
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const struct i2c_device_id *i2c_id)
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{
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isp1301_i2c_client = client;
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return 0;
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}
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static int isp1301_remove(struct i2c_client *client)
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{
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return 0;
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}
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static struct i2c_driver isp1301_driver = {
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.driver = {
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.name = DRV_NAME,
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},
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.probe = isp1301_probe,
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.remove = isp1301_remove,
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.id_table = isp1301_id,
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};
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module_i2c_driver(isp1301_driver);
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static int match(struct device *dev, void *data)
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{
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struct device_node *node = (struct device_node *)data;
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return (dev->of_node == node) &&
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(dev->driver == &isp1301_driver.driver);
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}
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struct i2c_client *isp1301_get_client(struct device_node *node)
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{
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if (node) { /* reference of ISP1301 I2C node via DT */
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struct device *dev = bus_find_device(&i2c_bus_type, NULL,
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node, match);
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if (!dev)
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return NULL;
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return to_i2c_client(dev);
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} else { /* non-DT: only one ISP1301 chip supported */
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return isp1301_i2c_client;
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}
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}
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EXPORT_SYMBOL_GPL(isp1301_get_client);
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MODULE_AUTHOR("Roland Stigge <stigge@antcom.de>");
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MODULE_DESCRIPTION("NXP ISP1301 USB transceiver driver");
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MODULE_LICENSE("GPL");
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