gpio.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/spinlock.h>
#include <linux/io.h>

Go to the source code of this file.

Data Structures
struct	msp71xx_gpio_chip

Macros
#define	MSP71XX_CFG_OFFSET(gpio)   (4 * (gpio))
#define	CONF_MASK   0x0F
#define	MSP71XX_GPIO_INPUT   0x01
#define	MSP71XX_GPIO_OUTPUT   0x08
#define	MSP71XX_GPIO_BASE   0x0B8400000L
#define	to_msp71xx_gpio_chip(c)   container_of(c, struct msp71xx_gpio_chip, chip)
#define	MSP71XX_GPIO_BANK(name, dr, cr, base_gpio, num_gpio)

Functions
int	msp71xx_set_output_drive (unsigned gpio, int value)
	EXPORT_SYMBOL (msp71xx_set_output_drive)
void __init	msp71xx_init_gpio (void)

Macro Definition Documentation

#define CONF_MASK   0x0F

Definition at line 22 of file gpio.c.

#define MSP71XX_CFG_OFFSET

(

gpio

)

(4 * (gpio))

Definition at line 21 of file gpio.c.

#define MSP71XX_GPIO_BANK	(		name,
			dr,
			cr,
			base_gpio,
			num_gpio
	)

Value:

{ \
    .chip = { \
        .label        = name, \
        .direction_input  = msp71xx_direction_input, \
        .direction_output = msp71xx_direction_output, \
        .get          = msp71xx_gpio_get, \
        .set          = msp71xx_gpio_set, \
        .base         = base_gpio, \
        .ngpio        = num_gpio \
    }, \
    .data_reg   = (void __iomem *)(MSP71XX_GPIO_BASE + dr), \
    .config_reg = (void __iomem *)(MSP71XX_GPIO_BASE + cr), \
    .out_drive_reg  = (void __iomem *)(MSP71XX_GPIO_BASE + 0x190), \
}

Definition at line 174 of file gpio.c.

#define MSP71XX_GPIO_BASE   0x0B8400000L

Definition at line 26 of file gpio.c.

#define MSP71XX_GPIO_INPUT   0x01

Definition at line 23 of file gpio.c.

#define MSP71XX_GPIO_OUTPUT   0x08

Definition at line 24 of file gpio.c.

#define to_msp71xx_gpio_chip

(

c

)

container_of(c, struct msp71xx_gpio_chip, chip)

Definition at line 28 of file gpio.c.

Function Documentation

EXPORT_SYMBOL

(

msp71xx_set_output_drive

)

void __init msp71xx_init_gpio

(

void

)

Definition at line 208 of file gpio.c.

int msp71xx_set_output_drive	(	unsigned	gpio,
		int	value
	)

Definition at line 151 of file gpio.c.