tw2835.h

tw2835在智原平台的驱动 内核用的是2.6的内核

#ifndef _TW2835_H_
#define _TW2835_H_
#include <linux/ioctl.h>

typedef struct {
	int 		num;
	unsigned char 	*buf;	
	unsigned char	reg;
	unsigned char 	bank;	
	int 		chip;
} tw2835_params;

/* Use 'h' as magic number */
#define IOC_MAGIC  'h'

#define tw2835_ioctl_write 	_IOWR(IOC_MAGIC, 8, tw2835_params)
#define tw2835_ioctl_read 	_IOWR(IOC_MAGIC, 9, tw2835_params)

#endif //_TW2835_H_