gpio.c File Reference

#include <linux/stddef.h>
#include <linux/proc_fs.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/fs.h>
#include <linux/init.h>

Go to the source code of this file.

Macros
#define	_(addr)   (volatile unsigned char *)(addr)

Functions
char *	_platform_gpio_table (int length)
int	h8300_reserved_gpio (int port, unsigned int bits)
int	h8300_free_gpio (int port, unsigned int bits)
int	h8300_set_gpio_dir (int port_bit, int dir)
int	h8300_get_gpio_dir (int port_bit)
void __init	h8300_gpio_init (void)

Macro Definition Documentation

#define _

(

addr

)

(volatile unsigned char *)(addr)

Definition at line 19 of file gpio.c.

Function Documentation

char* _platform_gpio_table

(

int

length

)

int h8300_free_gpio	(	int	port,
		unsigned int	bits
	)

Definition at line 76 of file gpio.c.

int h8300_get_gpio_dir

(

int

port_bit

)

Definition at line 107 of file gpio.c.

void __init h8300_gpio_init

(

void

)

Definition at line 170 of file gpio.c.

int h8300_reserved_gpio	(	int	port,
		unsigned int	bits
	)

Definition at line 63 of file gpio.c.

int h8300_set_gpio_dir	(	int	port_bit,
		int	dir
	)

Definition at line 89 of file gpio.c.

Variable Documentation

unsigned char ddr

Definition at line 58 of file gpio.c.

unsigned char used

Definition at line 57 of file gpio.c.