gpio_extended.c File Reference

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

Go to the source code of this file.

Data Structures
struct	msp71xx_exd_gpio_chip

Macros
#define	MSP71XX_DATA_OFFSET(gpio)   (2 * (gpio))
#define	MSP71XX_READ_OFFSET(gpio)   (MSP71XX_DATA_OFFSET(gpio) + 1)
#define	MSP71XX_CFG_OUT_OFFSET(gpio)   (MSP71XX_DATA_OFFSET(gpio) + 16)
#define	MSP71XX_CFG_IN_OFFSET(gpio)   (MSP71XX_CFG_OUT_OFFSET(gpio) + 1)
#define	MSP71XX_EXD_GPIO_BASE   0x0BC000000L
#define	to_msp71xx_exd_gpio_chip(c)   container_of(c, struct msp71xx_exd_gpio_chip, chip)
#define	MSP71XX_EXD_GPIO_BANK(name, exd_reg, base_gpio, num_gpio)

Functions
void __init	msp71xx_init_gpio_extended (void)

Macro Definition Documentation

#define MSP71XX_CFG_IN_OFFSET

(

gpio

)

(MSP71XX_CFG_OUT_OFFSET(gpio) + 1)

Definition at line 22 of file gpio_extended.c.

#define MSP71XX_CFG_OUT_OFFSET

(

gpio

)

(MSP71XX_DATA_OFFSET(gpio) + 16)

Definition at line 21 of file gpio_extended.c.

#define MSP71XX_DATA_OFFSET

(

gpio

)

(2 * (gpio))

Definition at line 19 of file gpio_extended.c.

#define MSP71XX_EXD_GPIO_BANK	(		name,
			exd_reg,
			base_gpio,
			num_gpio
	)

Value:

{ \
    .chip = { \
        .label        = name, \
        .direction_input  = msp71xx_exd_direction_input, \
        .direction_output = msp71xx_exd_direction_output, \
        .get          = msp71xx_exd_gpio_get, \
        .set          = msp71xx_exd_gpio_set, \
        .base         = base_gpio, \
        .ngpio        = num_gpio, \
    }, \
    .reg    = (void __iomem *)(MSP71XX_EXD_GPIO_BASE + exd_reg), \
}

Definition at line 110 of file gpio_extended.c.

#define MSP71XX_EXD_GPIO_BASE   0x0BC000000L

Definition at line 24 of file gpio_extended.c.

#define MSP71XX_READ_OFFSET

(

gpio

)

(MSP71XX_DATA_OFFSET(gpio) + 1)

Definition at line 20 of file gpio_extended.c.

#define to_msp71xx_exd_gpio_chip

(

c

)

container_of(c, struct msp71xx_exd_gpio_chip, chip)

Definition at line 26 of file gpio_extended.c.

Function Documentation

void __init msp71xx_init_gpio_extended

(

void

)

Definition at line 140 of file gpio_extended.c.