blob: e363c3e8184fad854529436c646ed9c32915ab47 [file] [log] [blame] [edit]
/*
* Copyright (c) 2020 Innoseis B.V
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <errno.h>
#include <zephyr/devicetree.h>
#include <zephyr/drivers/eeprom.h>
#include <zephyr/drivers/sensor/tmp116.h>
#define DT_DRV_COMPAT ti_tmp116_eeprom
struct eeprom_tmp116_config {
const struct device *parent;
};
BUILD_ASSERT(CONFIG_EEPROM_INIT_PRIORITY >
CONFIG_SENSOR_INIT_PRIORITY,
"TMP116 eeprom driver must be initialized after TMP116 sensor "
"driver");
static size_t eeprom_tmp116_size(const struct device *dev)
{
return EEPROM_TMP116_SIZE;
}
static int eeprom_tmp116_write(const struct device *dev, off_t offset,
const void *data, size_t len)
{
const struct eeprom_tmp116_config *config = dev->config;
return tmp116_eeprom_write(config->parent, offset, data, len);
}
static int eeprom_tmp116_read(const struct device *dev, off_t offset, void *data,
size_t len)
{
const struct eeprom_tmp116_config *config = dev->config;
return tmp116_eeprom_read(config->parent, offset, data, len);
}
static int eeprom_tmp116_init(const struct device *dev)
{
const struct eeprom_tmp116_config *config = dev->config;
if (!device_is_ready(config->parent)) {
return -ENODEV;
}
return 0;
}
static const struct eeprom_driver_api eeprom_tmp116_api = {
.read = eeprom_tmp116_read,
.write = eeprom_tmp116_write,
.size = eeprom_tmp116_size,
};
#define DEFINE_TMP116(_num) \
static const struct eeprom_tmp116_config eeprom_tmp116_config##_num = { \
.parent = DEVICE_DT_GET(DT_INST_BUS(_num)) \
}; \
DEVICE_DT_INST_DEFINE(_num, eeprom_tmp116_init, NULL, \
NULL, &eeprom_tmp116_config##_num, POST_KERNEL, \
CONFIG_EEPROM_INIT_PRIORITY, &eeprom_tmp116_api);
DT_INST_FOREACH_STATUS_OKAY(DEFINE_TMP116);