blob: 09f30ddace9bcc0b08e8f0343617212b362cc7ed [file] [log] [blame] [edit]
/*
* 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 ADC driver. It is used to instantiate struct
* devices for the "vnd,adc" devicetree compatible used in test code.
*/
#define DT_DRV_COMPAT vnd_adc
#include <zephyr/drivers/adc.h>
#include <zephyr/device.h>
#include <zephyr/kernel.h>
static int vnd_adc_channel_setup(const struct device *dev,
const struct adc_channel_cfg *channel_cfg)
{
return -ENOTSUP;
}
static int vnd_adc_read(const struct device *dev,
const struct adc_sequence *sequence)
{
return -ENOTSUP;
}
#ifdef CONFIG_ADC_ASYNC
static int vnd_adc_read_async(const struct device *dev,
const struct adc_sequence *sequence,
struct k_poll_signal *async)
{
return -ENOTSUP;
}
#endif
static const struct adc_driver_api vnd_adc_api = {
.channel_setup = vnd_adc_channel_setup,
.read = vnd_adc_read,
#ifdef CONFIG_ADC_ASYNC
.read_async = vnd_adc_read_async,
#endif
};
#define VND_ADC_INIT(n) \
DEVICE_DT_INST_DEFINE(n, NULL, NULL, NULL, NULL, \
POST_KERNEL, \
CONFIG_KERNEL_INIT_PRIORITY_DEVICE, \
&vnd_adc_api);
DT_INST_FOREACH_STATUS_OKAY(VND_ADC_INIT)