/*
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* drivers/media/video/tsc/tscdrv.c
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* (C) Copyright 2010-2015
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* csjamesdeng <csjamesdeng@allwinnertech.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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*/
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#ifndef __TSC_DRV_H__
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#define __TSC_DRV_H__
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#define DRV_VERSION "0.01alpha"
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#ifndef TSCDEV_MAJOR
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#define TSCDEV_MAJOR (225)
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#endif
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#ifndef TSCDEV_MINOR
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#define TSCDEV_MINOR (0)
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#endif
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struct tsc_port_config {
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unsigned int port0config:1;
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unsigned int port1config:1;
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unsigned int port2config:1;
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unsigned int port3config:1;
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};
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struct iomap_para {
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void __iomem *regs_macc;
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void __iomem *regs_ccmu;
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};
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struct tsc_dev {
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struct cdev cdev; /* char device struct */
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struct device *dev; /* ptr to class device struct */
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struct class *tsc_class; /* class for auto create device node */
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struct semaphore sem; /* mutual exclusion semaphore */
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spinlock_t lock; /* spinlock to protect ioclt access */
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wait_queue_head_t wq; /* wait queue for poll ops */
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char name[16];
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struct iomap_para iomap_addrs; /* io remap addrs */
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unsigned int irq; /* tsc driver irq number */
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unsigned int irq_flag; /* flag of tsc driver irq generated */
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int major;
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int minor;
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unsigned int ref_count;
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resource_size_t mapbase; /* physical moudle address */
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struct clk *pclk;
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struct clk *mclk; /* ts clock */
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struct intrstatus intstatus; /* save interrupt status */
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struct pinctrl *pinctrl;
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struct tsc_port_config port_config;
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};
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#endif
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