zephyr/drivers/gpio/gpio_test.c

90 lines
2.2 KiB
C

/*
* Copyright (c) 2021, Commonwealth Scientific and Industrial Research
* Organisation (CSIRO) ABN 41 687 119 230.
*
* SPDX-License-Identifier: Apache-2.0
*/
/*
* This is not a real GPIO driver. It is used to instantiate struct
* devices for the "vnd,gpio" devicetree compatible used in test code.
*/
#define DT_DRV_COMPAT vnd_gpio
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/gpio/gpio_utils.h>
struct vnd_gpio_config {
/* gpio_driver_config needs to be first */
struct gpio_driver_config common;
};
struct vnd_gpio_data {
/* gpio_driver_data needs to be first */
struct gpio_driver_data common;
};
static int vnd_gpio_pin_configure(const struct device *port,
gpio_pin_t pin,
gpio_flags_t flags)
{
return -ENOTSUP;
}
static int vnd_gpio_port_get_raw(const struct device *port,
gpio_port_value_t *value)
{
return -ENOTSUP;
}
static int vnd_gpio_port_set_masked_raw(const struct device *port,
gpio_port_pins_t mask,
gpio_port_value_t value)
{
return -ENOTSUP;
}
static int vnd_gpio_port_set_bits_raw(const struct device *port,
gpio_port_pins_t pins)
{
return -ENOTSUP;
}
static int vnd_gpio_port_clear_bits_raw(const struct device *port,
gpio_port_pins_t pins)
{
return -ENOTSUP;
}
static int vnd_gpio_port_toggle_bits(const struct device *port,
gpio_port_pins_t pins)
{
return -ENOTSUP;
}
static const struct gpio_driver_api vnd_gpio_api = {
.pin_configure = vnd_gpio_pin_configure,
.port_get_raw = vnd_gpio_port_get_raw,
.port_set_masked_raw = vnd_gpio_port_set_masked_raw,
.port_set_bits_raw = vnd_gpio_port_set_bits_raw,
.port_clear_bits_raw = vnd_gpio_port_clear_bits_raw,
.port_toggle_bits = vnd_gpio_port_toggle_bits,
};
#define VND_GPIO_INIT(n) \
static const struct vnd_gpio_config vnd_gpio_config_##n = { \
.common = { \
.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_DT_INST(n), \
}, \
}; \
\
static struct vnd_gpio_data vnd_gpio_data_##n; \
\
DEVICE_DT_INST_DEFINE(n, NULL, NULL, &vnd_gpio_data_##n, \
&vnd_gpio_config_##n, POST_KERNEL, \
CONFIG_GPIO_INIT_PRIORITY, \
&vnd_gpio_api);
DT_INST_FOREACH_STATUS_OKAY(VND_GPIO_INIT)