ina230.h

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/*
 * Copyright 2021 The Chromium OS Authors
 * Copyright (c) 2021 Grinn
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_INA230_H_
#define ZEPHYR_INCLUDE_DT_BINDINGS_INA230_H_
 
#include <zephyr/dt-bindings/dt-util.h>
 
/* Mask/Enable bits that asserts the ALERT pin */
#define INA230_SHUNT_VOLTAGE_OVER    BIT(15)
#define INA230_SHUNT_VOLTAGE_UNDER   BIT(14)
#define INA230_BUS_VOLTAGE_OVER      BIT(13)
#define INA230_BUS_VOLTAGE_UNDER     BIT(12)
#define INA230_OVER_LIMIT_POWER      BIT(11)
#define INA230_CONVERSION_READY      BIT(10)
#define INA230_ALERT_FUNCTION_FLAG   BIT(4)
#define INA230_CONVERSION_READY_FLAG BIT(3)
#define INA230_MATH_OVERFLOW_FLAG    BIT(2)
#define INA230_ALERT_POLARITY        BIT(1)
#define INA230_ALERT_LATCH_ENABLE    BIT(0)
 
/* Operating Mode */
#define INA230_OPER_MODE_POWER_DOWN             0x00
#define INA230_OPER_MODE_SHUNT_VOLTAGE_TRIG     0x01
#define INA230_OPER_MODE_BUS_VOLTAGE_TRIG       0x02
#define INA230_OPER_MODE_SHUNT_BUS_VOLTAGE_TRIG 0x03
#define INA230_OPER_MODE_SHUNT_VOLTAGE_CONT     0x05
#define INA230_OPER_MODE_BUS_VOLTAGE_CONT       0x06
#define INA230_OPER_MODE_SHUNT_BUS_VOLTAGE_CONT 0x07
 
/* Conversion time for bus and shunt in micro-seconds */
#define INA230_CONV_TIME_140  0x00
#define INA230_CONV_TIME_204  0x01
#define INA230_CONV_TIME_332  0x02
#define INA230_CONV_TIME_588  0x03
#define INA230_CONV_TIME_1100 0x04
#define INA230_CONV_TIME_2116 0x05
#define INA230_CONV_TIME_4156 0x06
#define INA230_CONV_TIME_8244 0x07
 
/* Averaging Mode */
#define INA230_AVG_MODE_1    0x00
#define INA230_AVG_MODE_4    0x01
#define INA230_AVG_MODE_16   0x02
#define INA230_AVG_MODE_64   0x03
#define INA230_AVG_MODE_128  0x04
#define INA230_AVG_MODE_256  0x05
#define INA230_AVG_MODE_512  0x06
#define INA230_AVG_MODE_1024 0x07
 
#define INA230_CONFIG(mode, \
                      svct, \
                      bvct, \
                      avg)  \
        (((avg) << 9) | ((bvct) << 6) | ((svct) << 3) | (mode))
 
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_INA230_H_ */