| /* |
| * Copyright (c) 2021 Grinn |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_SENSOR_INA23X_INA237_H_ |
| #define ZEPHYR_DRIVERS_SENSOR_INA23X_INA237_H_ |
| |
| #include <zephyr/drivers/i2c.h> |
| |
| #define INA237_REG_CONFIG 0x00 |
| #define INA237_REG_ADC_CONFIG 0x01 |
| #define INA237_REG_CALIB 0x02 |
| #define INA237_REG_SHUNT_VOLT 0x04 |
| #define INA237_REG_BUS_VOLT 0x05 |
| #define INA237_REG_MASK 0x06 |
| #define INA237_REG_CURRENT 0x07 |
| #define INA237_REG_POWER 0x08 |
| #define INA237_REG_ALERT 0x0B |
| #define INA237_REG_SOVL 0x0C |
| #define INA237_REG_SUVL 0x0D |
| #define INA237_REG_BOVL 0x0E |
| #define INA237_REG_BUVL 0x0F |
| #define INA237_REG_TEMP_LIMIT 0x10 |
| #define INA237_REG_PWR_LIMIT 0x11 |
| #define INA237_REG_MANUFACTURER_ID 0x3E |
| |
| #define INA237_MANUFACTURER_ID 0x5449 |
| |
| struct ina237_data { |
| uint16_t current; |
| uint16_t bus_voltage; |
| uint32_t power; |
| }; |
| |
| struct ina237_config { |
| struct i2c_dt_spec bus; |
| uint16_t config; |
| uint16_t adc_config; |
| uint16_t current_lsb; |
| uint16_t rshunt; |
| }; |
| |
| #endif /* ZEPHYR_DRIVERS_SENSOR_INA23X_INA237_H_ */ |