kempld_gpio.c File Reference

#include <stdint.h>
#include <arch/io.h>
#include "chip.h"
#include "kempld.h"
#include "kempld_internal.h"

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Enumerations
enum	kempld_gpio_direction { KEMPLD_GPIO_DIR_IN = 0 , KEMPLD_GPIO_DIR_OUT = 1 }

Functions
static void	kempld_gpio_value_set (u8 pin_num, u8 value)
static void	kempld_gpio_direction_set (u8 pin_num, enum kempld_gpio_direction dir)
static int	kempld_configure_gpio (u8 pin_num, enum kempld_gpio_mode mode)
int	kempld_gpio_pads_config (struct device *dev)

Enumeration Type Documentation

kempld_gpio_direction

enum kempld_gpio_direction

Enumerator
KEMPLD_GPIO_DIR_IN
KEMPLD_GPIO_DIR_OUT

Definition at line 10 of file kempld_gpio.c.

Function Documentation

kempld_configure_gpio()

static int kempld_configure_gpio ( u8  pin_num, enum kempld_gpio_mode  mode  )

static

Definition at line 31 of file kempld_gpio.c.

References kempld_get_mutex(), KEMPLD_GPIO_DEFAULT, KEMPLD_GPIO_DIR_IN, KEMPLD_GPIO_DIR_OUT, kempld_gpio_direction_set(), KEMPLD_GPIO_INPUT, KEMPLD_GPIO_OUTPUT_HIGH, KEMPLD_GPIO_OUTPUT_LOW, kempld_gpio_value_set(), and kempld_release_mutex().

Referenced by kempld_gpio_pads_config().

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kempld_gpio_direction_set()

static void kempld_gpio_direction_set ( u8  pin_num, enum kempld_gpio_direction  dir  )

static

Definition at line 23 of file kempld_gpio.c.

References KEMPLD_GPIO_DIR, KEMPLD_GPIO_DIR_OUT, KEMPLD_GPIO_MASK, kempld_read8(), kempld_write8(), and mask.

Referenced by kempld_configure_gpio().

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kempld_gpio_pads_config()

int kempld_gpio_pads_config

(

struct device *

dev

)

Definition at line 59 of file kempld_gpio.c.

References device::chip_info, config, kempld_configure_gpio(), and KEMPLD_NUM_GPIOS.

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kempld_gpio_value_set()

static void kempld_gpio_value_set ( u8  pin_num, u8  value  )

static

Definition at line 15 of file kempld_gpio.c.

References KEMPLD_GPIO_LVL, KEMPLD_GPIO_MASK, kempld_read8(), kempld_write8(), mask, and value.

Referenced by kempld_configure_gpio().

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