46 wiersze
1.7 KiB
C
46 wiersze
1.7 KiB
C
/******************************************************************************
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* Copyright (C) 2019-2020 NXP
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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******************************************************************************/
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#ifndef _I2C_DRV_H_
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#define _I2C_DRV_H_
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#include <linux/i2c.h>
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/*kept same as dts */
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#define NFC_I2C_DRV_STR "nxp,pn544"
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#define NFC_I2C_DEV_ID "pn553"
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//Interface specific parameters
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typedef struct i2c_dev {
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struct i2c_client *client;
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/*IRQ parameters */
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bool irq_enabled;
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spinlock_t irq_enabled_lock;
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/* NFC_IRQ wake-up state */
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bool irq_wake_up;
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} i2c_dev_t;
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long nfc_i2c_dev_ioctl(struct file *pfile, unsigned int cmd, unsigned long arg);
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int nfc_i2c_dev_probe(struct i2c_client *client,
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const struct i2c_device_id *id);
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int nfc_i2c_dev_remove(struct i2c_client *client);
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int nfc_i2c_dev_suspend(struct device *device);
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int nfc_i2c_dev_resume(struct device *device);
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ssize_t nfc_i2c_dev_read(struct file *filp, char __user *buf, size_t count,
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loff_t * offset);
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#endif //_I2C_DRV_H_
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