max17616.h File Reference

Header file of the MAX17616 Driver. More...

#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include "no_os_util.h"
#include "no_os_i2c.h"

Include dependency graph for max17616.h:

Classes
struct	max17616_status
struct	max17616_chip_specific_info
struct	max17616_chip_info
struct	max17616_dev
struct	max17616_init_param
struct	max17616_fault_info
struct	max17616_telemetry
	Telemetry data structure with milliunits. More...

Macros
#define	MAX17616_DS_0B   (0 << 8) /* Send-only command */
#define	MAX17616_DS_1B   (1 << 8) /* Byte */
#define	MAX17616_DS_2B   (2 << 8) /* Word */
#define	MAX17616_DS_3B   (3 << 8) /* Block of size 3*/
#define	MAX17616_DS_5B   (5 << 8) /* Block of size 5*/
#define	MAX17616_DS_9B   (9 << 8) /* Block of size 9*/
#define	MAX17616_DS_10B   (10 << 8) /* Block of size 10*/
#define	MAX17616_DF_NONE   (0 << 12) /* None */
#define	MAX17616_DF_LINEAR11   (1 << 12) /* Linear 11 */
#define	MAX17616_DF_LINEAR16   (2 << 12) /* Linear 16 */
#define	MAX17616_DF_DIRECT   (3 << 12) /* Direct */
#define	MAX17616_DF_VID   (4 << 12) /* VID */
#define	MAX17616_DF_IEEE754   (5 << 12) /* IEEE754 */
#define	MAX17616_CMD(x)
#define	MAX17616_DATA_SIZE(x)
#define	MAX17616_DATA_FORMAT(x)
#define	MAX17616_OPERATION   (MAX17616_DS_1B | 0x01)
#define	MAX17616_CLEAR_FAULTS   (MAX17616_DS_0B | 0x03)
#define	MAX17616_CAPABILITY   (MAX17616_DS_1B | 0x19)
#define	MAX17616_SMBALERT_MASK   (MAX17616_DS_1B | 0x1B)
#define	MAX17616_VOUT_UV_FAULT_LIMIT   (MAX17616_DS_1B | 0x44)
#define	MAX17616_STATUS_BYTE   (MAX17616_DS_1B | 0x78)
#define	MAX17616_STATUS_WORD   (MAX17616_DS_2B | 0x79)
#define	MAX17616_STATUS_VOUT   (MAX17616_DS_1B | 0x7A)
#define	MAX17616_STATUS_IOUT   (MAX17616_DS_1B | 0x7B)
#define	MAX17616_STATUS_INPUT   (MAX17616_DS_1B | 0x7C)
#define	MAX17616_STATUS_TEMPERATURE   (MAX17616_DS_1B | 0x7D)
#define	MAX17616_STATUS_CML   (MAX17616_DS_1B | 0x7E)
#define	MAX17616_STATUS_MFR_SPECIFIC   (MAX17616_DS_1B | 0x80)
#define	MAX17616_READ_VIN   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x88)
#define	MAX17616_READ_VOUT   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8B)
#define	MAX17616_READ_IOUT   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8C)
#define	MAX17616_READ_TEMPERATURE_1   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8D)
#define	MAX17616_PMBUS_REVISION   (MAX17616_DS_2B | 0x98)
#define	MAX17616_MFR_ID   (MAX17616_DS_5B | 0x99)
#define	MAX17616_MFR_MODEL   (MAX17616_DS_10B | 0x9A)
#define	MAX17616_MFR_REVISION   (MAX17616_DS_3B | 0x9B)
#define	MAX17616_SET_CLMODE   (MAX17616_DS_1B | 0xC4)
#define	MAX17616_SET_ISTART_RATIO   (MAX17616_DS_1B | 0xC5)
#define	MAX17616_SET_TSTOC   (MAX17616_DS_1B | 0xC6)
#define	MAX17616_SET_ISTLIM   (MAX17616_DS_1B | 0xC7)
#define	MAX17616_IC_DEVICE_ID   (MAX17616_DS_9B | 0xAD)
#define	MAX17616_IC_DEVICE_REV   (MAX17616_DS_3B | 0xAE)
#define	MAX17616_STATUS_BYTE_TYPE_MSK   0x01
#define	MAX17616_STATUS_VOUT_TYPE_MSK   0x02
#define	MAX17616_STATUS_IOUT_TYPE_MSK   0x04
#define	MAX17616_STATUS_INPUT_TYPE_MSK   0x08
#define	MAX17616_STATUS_TEMP_TYPE_MSK   0x10
#define	MAX17616_STATUS_CML_TYPE_MSK   0x20
#define	MAX17616_STATUS_MFR_SPECIFIC_TYPE_MSK   0x40
#define	MAX17616_STATUS_WORD_TYPE_MSK   0x80
#define	MAX17616_STATUS_ALL_TYPE_MSK   0xFF
#define	MAX17616_MAX_BLOCK_SIZE   255
#define	MAX17616_DIRECT_EXPONENT_SCALE   10 /* 10^(-R) for R=-1 */
#define	MAX17616_MILLIUNIT_SCALE   1000 /* mV, mA, m°C conversion */
#define	STATIC   static
#define	MAX17616_CLMODE_MASK   NO_OS_GENMASK(7, 6)
#define	MAX17616_CLMODE_LATCH_OFF_BITS   0x00
#define	MAX17616_CLMODE_CONTINUOUS_BITS   0x01
#define	MAX17616_CLMODE_AUTO_RETRY_BITS   0x02
#define	MAX17616_ISTART_MASK   NO_OS_GENMASK(3, 0)
#define	MAX17616_ISTART_FULL_BITS   0x00
#define	MAX17616_ISTART_HALF_BITS   0x01
#define	MAX17616_ISTART_QUARTER_BITS   0x02
#define	MAX17616_ISTART_EIGHTH_BITS   0x03
#define	MAX17616_ISTART_SIXTEENTH_BITS   0x04
#define	MAX17616_TIMEOUT_MASK   NO_OS_GENMASK(1, 0)
#define	MAX17616_TIMEOUT_400US_BITS   0x00
#define	MAX17616_TIMEOUT_1MS_BITS   0x01
#define	MAX17616_TIMEOUT_4MS_BITS   0x02
#define	MAX17616_TIMEOUT_24MS_BITS   0x03
#define	MAX17616_OC_LIMIT_MASK   NO_OS_GENMASK(1, 0)
#define	MAX17616_OC_LIMIT_1_25_BITS   0x00
#define	MAX17616_OC_LIMIT_1_50_BITS   0x01
#define	MAX17616_OC_LIMIT_1_75_BITS   0x02
#define	MAX17616_OC_LIMIT_2_00_BITS   0x03
#define	MAX17616_NOMINAL_VOLTAGE_MASK   NO_OS_GENMASK(4, 2)
#define	MAX17616_NOMINAL_5V_BITS   0x00
#define	MAX17616_NOMINAL_9V_BITS   0x01
#define	MAX17616_NOMINAL_12V_BITS   0x02
#define	MAX17616_NOMINAL_24V_BITS   0x03
#define	MAX17616_NOMINAL_36V_BITS   0x04
#define	MAX17616_NOMINAL_48V_BITS   0x05
#define	MAX17616_NOMINAL_60V_BITS   0x06
#define	MAX17616_NOMINAL_72V_BITS   0x07
#define	MAX17616_PGOOD_MASK   NO_OS_GENMASK(1, 0)
#define	MAX17616_PGOOD_MINUS_10_PERCENT_BITS   0x00
#define	MAX17616_PGOOD_MINUS_20_PERCENT_BITS   0x01
#define	MAX17616_PGOOD_MINUS_30_PERCENT_BITS   0x02

Enumerations
enum	max17616_chip_id {   ID_MAX17616 ,   ID_MAX17616A ,   ID_MAX17616_CHIP_COUNT }
enum	max17616_current_limit_mode {   MAX17616_CLMODE_LATCH_OFF = 0x00 ,   MAX17616_CLMODE_CONTINUOUS = 0x40 ,   MAX17616_CLMODE_AUTO_RETRY = 0x80 }
enum	max17616_istart_ratio {   MAX17616_ISTART_FULL ,   MAX17616_ISTART_HALF ,   MAX17616_ISTART_QUARTER ,   MAX17616_ISTART_EIGHTH ,   MAX17616_ISTART_SIXTEENTH }
enum	max17616_overcurrent_timeout {   MAX17616_TIMEOUT_400US ,   MAX17616_TIMEOUT_1MS ,   MAX17616_TIMEOUT_4MS ,   MAX17616_TIMEOUT_24MS }
enum	max17616_overcurrent_limit {   MAX17616_OC_LIMIT_1_25 ,   MAX17616_OC_LIMIT_1_50 ,   MAX17616_OC_LIMIT_1_75 ,   MAX17616_OC_LIMIT_2_00 }
enum	max17616_nominal_voltage {   MAX17616_NOMINAL_5V ,   MAX17616_NOMINAL_9V ,   MAX17616_NOMINAL_12V ,   MAX17616_NOMINAL_24V ,   MAX17616_NOMINAL_36V ,   MAX17616_NOMINAL_48V ,   MAX17616_NOMINAL_60V ,   MAX17616_NOMINAL_72V }
enum	max17616_pgood_threshold {   MAX17616_PGOOD_MINUS_10_PERCENT = 0x00 ,   MAX17616_PGOOD_MINUS_20_PERCENT = 0x01 ,   MAX17616_PGOOD_MINUS_30_PERCENT = 0x02 }
enum	max17616_value_type {   MAX17616_VIN ,   MAX17616_VOUT ,   MAX17616_IOUT ,   MAX17616_TEMP ,   MAX17616_POWER }
enum	max17616_status_byte {   MAX17616_STATUS_BIT_GENERAL ,   MAX17616_STATUS_BIT_CML ,   MAX17616_STATUS_BIT_TEMPERATURE ,   MAX17616_STATUS_BIT_VIN_UV ,   MAX17616_STATUS_BIT_IOUT_OC ,   MAX17616_STATUS_BIT_VOUT_OV ,   MAX17616_STATUS_BIT_OFF ,   MAX17616_STATUS_BIT_BUSY }
enum	max17616_status_word_byte_high {   MAX17616_STATUS_BIT_STARTUP ,   MAX17616_STATUS_BIT_OTHER ,   MAX17616_STATUS_BIT_FANS ,   MAX17616_STATUS_BIT_POWER_GOOD ,   MAX17616_STATUS_BIT_MFR ,   MAX17616_STATUS_BIT_INPUT ,   MAX17616_STATUS_BIT_IOUT_POUT ,   MAX17616_STATUS_BIT_VOUT }
enum	max17616_general_bit_fault_byte {   MAX17616_GENERAL_FAULT_NS_BIT0 ,   MAX17616_GENERAL_FAULT_NS_BIT1 ,   MAX17616_GENERAL_FAULT_NS_BIT2 ,   MAX17616_GENERAL_FAULT_NS_BIT3 ,   MAX17616_GENERAL_FAULT_NS_BIT4 ,   MAX17616_GENERAL_FAULT_NS_BIT5 ,   MAX17616_GENERAL_FAULT_NS_BIT6 ,   MAX17616_GENERAL_FAULT_NS_BIT7 }
enum	max17616_cml_bit_fault_byte {   MAX17616_CML_FAULT_NS_BIT0 ,   MAX17616_CML_FAULT_OTHER ,   MAX17616_CML_FAULT_NS_BIT2 ,   MAX17616_CML_FAULT_NS_BIT3 ,   MAX17616_CML_FAULT_MEM_ERROR ,   MAX17616_CML_FAULT_PEC_FAIL ,   MAX17616_CML_FAULT_DATA ,   MAX17616_CML_FAULT_CMD }
enum	max17616_temperature_bit_fault_byte {   MAX17616_TEMPERATURE_FAULT_NS_BIT0 ,   MAX17616_TEMPERATURE_FAULT_NS_BIT1 ,   MAX17616_TEMPERATURE_FAULT_NS_BIT2 ,   MAX17616_TEMPERATURE_FAULT_NS_BIT3 ,   MAX17616_TEMPERATURE_FAULT_UT_FAULT ,   MAX17616_TEMPERATURE_FAULT_UT_WARNING ,   MAX17616_TEMPERATURE_FAULT_OT_WARNING ,   MAX17616_TEMPERATURE_FAULT_OT_FAULT }
enum	max17616_input_fault_bit {   MAX17616_INPUT_FAULT_PIN_OP_WARNING ,   MAX17616_INPUT_FAULT_IIN_OC_WARNING ,   MAX17616_INPUT_FAULT_IIN_OC_FAULT ,   MAX17616_INPUT_FAULT_UNIT_OFF ,   MAX17616_INPUT_FAULT_VIN_UV_FAULT ,   MAX17616_INPUT_FAULT_VIN_UV_WARNING ,   MAX17616_INPUT_FAULT_VIN_OV_WARNING ,   MAX17616_INPUT_FAULT_VIN_OV_FAULT }
enum	max17616_iout_fault_bit {   MAX17616_IOUT_FAULT_NS_BIT0 ,   MAX17616_IOUT_FAULT_NS_BIT1 ,   MAX17616_IOUT_FAULT_NS_BIT2 ,   MAX17616_IOUT_FAULT_NS_BIT3 ,   MAX17616_IOUT_FAULT_NS_BIT4 ,   MAX17616_IOUT_FAULT_OUT_OC_WARNING ,   MAX17616_IOUT_FAULT_OUT_OC_UV_LO ,   MAX17616_IOUT_FAULT_OUT_OC_FAULT }
enum	max17616_vout_fault_bit {   MAX17616_VOUT_FAULT_VOUT_TRACKING_ERROR ,   MAX17616_VOUT_FAULT_TOFF_MAX_WARNING ,   MAX17616_VOUT_FAULT_TON_MAX_FAULT ,   MAX17616_VOUT_FAULT_VOUT_MAX_WARNING ,   MAX17616_VOUT_FAULT_VOUT_UV_FAULT ,   MAX17616_VOUT_FAULT_VOUT_UV_WARNING ,   MAX17616_VOUT_FAULT_VOUT_OV_WARNING ,   MAX17616_VOUT_FAULT_VOUT_OV_FAULT }
enum	max17616_mfr_specific_fault_bit {   MAX17616_MFR_FAULT_NS_BIT0 ,   MAX17616_MFR_FAULT_NS_BIT1 ,   MAX17616_MFR_FAULT_REVERSE_CURRENT ,   MAX17616_MFR_FAULT_OUTPUT_SHORT_CIRCUIT ,   MAX17616_MFR_FAULT_NS_BIT4 ,   MAX17616_MFR_FAULT_SOFT_START ,   MAX17616_MFR_FAULT_IMON_PIN ,   MAX17616_MFR_FAULT_SETI_PIN }
enum	max17616_fault_group {   MAX17616_FAULT_GRP_NONE = 0x00 ,   MAX17616_FAULT_GRP_CML = 0x01 ,   MAX17616_FAULT_GRP_TEMPERATURE = 0x02 ,   MAX17616_FAULT_GRP_VIN_UV = 0x04 ,   MAX17616_FAULT_GRP_IOUT_OC = 0x08 ,   MAX17616_FAULT_GRP_VOUT_OV = 0x10 ,   MAX17616_FAULT_GRP_INPUT = 0x20 ,   MAX17616_FAULT_GRP_IOUT_POUT = 0x40 ,   MAX17616_FAULT_GRP_VOUT = 0x80 ,   MAX17616_FAULT_GRP_MFR_SPECIFIC = 0x100 ,   MAX17616_FAULT_GRP_ALL = 0xFFFF }

Functions
int	max17616_init (struct max17616_dev **dev, struct max17616_init_param *init_param)
	Initialize the device structure.
int	max17616_remove (struct max17616_dev *dev)
	Free or remove device instance.
int	max17616_clear_faults (struct max17616_dev *dev)
	Clear all asserted faults.
int	max17616_write_byte (struct max17616_dev *dev, uint8_t cmd, uint8_t value)
	Perform a raw PMBus write byte operation.
int	max17616_read_block_data (struct max17616_dev *dev, uint8_t cmd, uint8_t *data, size_t nbytes)
	Perform a PMBus read block operation.
int	max17616_read_word (struct max17616_dev *dev, uint8_t cmd, uint16_t *word)
	Perform a raw PMBus read word operation.
int	max17616_send_byte (struct max17616_dev *dev, uint8_t cmd)
	Send a PMBus command to the device.
int	max17616_read_byte (struct max17616_dev *dev, uint8_t cmd, uint8_t *data)
	Perform a raw PMBus read byte operation.
int	max17616_read_status (struct max17616_dev *dev, struct max17616_status *status)
	Read MAX17616 device status.
const char *	max17616_get_fault_description (uint16_t group, uint8_t bit)
	Get human-readable description for a specific fault.
int	max17616_read_value (struct max17616_dev *dev, enum max17616_value_type value_type, int32_t *value_milliunit)
	Read a specific value with automatic data conversion.
int	max17616_set_operation_state (struct max17616_dev *dev, bool enable)
	Set device operation state.
int	max17616_get_operation_state (struct max17616_dev *dev, bool *enabled)
	Get device operation state.
int	max17616_set_current_limit_mode (struct max17616_dev *dev, enum max17616_current_limit_mode clmode)
	Set current limit mode.
int	max17616_get_current_limit_mode (struct max17616_dev *dev, enum max17616_current_limit_mode *clmode)
	Get current limit mode.
int	max17616_set_istart_ratio (struct max17616_dev *dev, enum max17616_istart_ratio ratio)
	Set current start ratio.
int	max17616_get_istart_ratio (struct max17616_dev *dev, enum max17616_istart_ratio *istart_ratio)
	Get current start ratio.
int	max17616_set_overcurrent_timeout (struct max17616_dev *dev, enum max17616_overcurrent_timeout timeout)
	Set short-term overcurrent duration.
int	max17616_get_overcurrent_timeout (struct max17616_dev *dev, enum max17616_overcurrent_timeout *timeout)
	Get short-term overcurrent duration.
int	max17616_set_overcurrent_limit (struct max17616_dev *dev, enum max17616_overcurrent_limit limit)
	Set the short-term overcurrent limit ratio.
int	max17616_get_overcurrent_limit (struct max17616_dev *dev, enum max17616_overcurrent_limit *istlim)
	Get the short-term overcurrent limit ratio.
int	max17616_set_vout_uv_fault_limit_config (struct max17616_dev *dev, enum max17616_nominal_voltage voltage, enum max17616_pgood_threshold threshold)
	Set VOUT UV fault limit configuration using enums.
int	max17616_get_vout_uv_fault_limit_config (struct max17616_dev *dev, enum max17616_nominal_voltage *voltage, enum max17616_pgood_threshold *threshold)
	Get VOUT UV fault limit configuration using enums.
int	max17616_read_capability (struct max17616_dev *dev, uint8_t *capability)
	Read device capability register.
int	max17616_read_telemetry_all (struct max17616_dev *dev, struct max17616_telemetry *telemetry)
	Read comprehensive telemetry data.
int	max17616_read_status_byte (struct max17616_dev *dev, uint8_t *status_byte)
	Read STATUS_BYTE register.
int	max17616_read_status_vout (struct max17616_dev *dev, uint8_t *status_vout)
	Read STATUS_VOUT register.
int	max17616_read_status_iout (struct max17616_dev *dev, uint8_t *status_iout)
	Read STATUS_IOUT register.
int	max17616_read_status_input (struct max17616_dev *dev, uint8_t *status_input)
	Read STATUS_INPUT register.
int	max17616_read_status_temperature (struct max17616_dev *dev, uint8_t *status_temperature)
	Read STATUS_TEMPERATURE register.
int	max17616_read_status_cml (struct max17616_dev *dev, uint8_t *status_cml)
	Read STATUS_CML register.
int	max17616_read_status_mfr_specific (struct max17616_dev *dev, uint8_t *status_mfr)
	Read STATUS_MFR_SPECIFIC register.
int	max17616_verify_manufacturer_id (struct max17616_dev *dev)
	Read and verify manufacturer ID.
int	max17616_identify_chip_variant (struct max17616_dev *dev)
	Read device ID and identify chip variant.
int	max17616_verify_pmbus_revision (struct max17616_dev *dev)
	Verify PMBus revision.

Detailed Description

Header file of the MAX17616 Driver.

Author

Carlos Jones (carlo.nosp@m.sjr..nosp@m.jones.nosp@m.@ana.nosp@m.log.c.nosp@m.om)

Copyright 2025(c) Analog Devices, Inc.

SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

MAX17616_CAPABILITY

#define MAX17616_CAPABILITY   (MAX17616_DS_1B | 0x19)

MAX17616_CLEAR_FAULTS

#define MAX17616_CLEAR_FAULTS   (MAX17616_DS_0B | 0x03)

MAX17616_CLMODE_AUTO_RETRY_BITS

#define MAX17616_CLMODE_AUTO_RETRY_BITS   0x02

MAX17616_CLMODE_CONTINUOUS_BITS

#define MAX17616_CLMODE_CONTINUOUS_BITS   0x01

MAX17616_CLMODE_LATCH_OFF_BITS

#define MAX17616_CLMODE_LATCH_OFF_BITS   0x00

MAX17616_CLMODE_MASK

#define MAX17616_CLMODE_MASK   NO_OS_GENMASK(7, 6)

MAX17616_CMD

#define MAX17616_CMD

(

x

)

Value:

((uint8_t)(x & 0xFF))

MAX17616_DATA_FORMAT

#define MAX17616_DATA_FORMAT

(

x

)

Value:

no_os_field_get(NO_OS_GENMASK(15,12), x)

MAX17616_DATA_SIZE

#define MAX17616_DATA_SIZE

(

x

)

Value:

no_os_field_get(NO_OS_GENMASK(11,8), x)

MAX17616_DF_DIRECT

#define MAX17616_DF_DIRECT   (3 << 12) /* Direct */

MAX17616_DF_IEEE754

#define MAX17616_DF_IEEE754   (5 << 12) /* IEEE754 */

MAX17616_DF_LINEAR11

#define MAX17616_DF_LINEAR11   (1 << 12) /* Linear 11 */

MAX17616_DF_LINEAR16

#define MAX17616_DF_LINEAR16   (2 << 12) /* Linear 16 */

MAX17616_DF_NONE

#define MAX17616_DF_NONE   (0 << 12) /* None */

MAX17616_DF_VID

#define MAX17616_DF_VID   (4 << 12) /* VID */

MAX17616_DIRECT_EXPONENT_SCALE

#define MAX17616_DIRECT_EXPONENT_SCALE   10 /* 10^(-R) for R=-1 */

Direct exponent scale factor for voltage/current/temperature readings

MAX17616_DS_0B

#define MAX17616_DS_0B   (0 << 8) /* Send-only command */

MAX17616_DS_10B

#define MAX17616_DS_10B   (10 << 8) /* Block of size 10*/

MAX17616_DS_1B

#define MAX17616_DS_1B   (1 << 8) /* Byte */

MAX17616_DS_2B

#define MAX17616_DS_2B   (2 << 8) /* Word */

MAX17616_DS_3B

#define MAX17616_DS_3B   (3 << 8) /* Block of size 3*/

MAX17616_DS_5B

#define MAX17616_DS_5B   (5 << 8) /* Block of size 5*/

MAX17616_DS_9B

#define MAX17616_DS_9B   (9 << 8) /* Block of size 9*/

MAX17616_IC_DEVICE_ID

#define MAX17616_IC_DEVICE_ID   (MAX17616_DS_9B | 0xAD)

MAX17616_IC_DEVICE_REV

#define MAX17616_IC_DEVICE_REV   (MAX17616_DS_3B | 0xAE)

MAX17616_ISTART_EIGHTH_BITS

#define MAX17616_ISTART_EIGHTH_BITS   0x03

MAX17616_ISTART_FULL_BITS

#define MAX17616_ISTART_FULL_BITS   0x00

MAX17616_ISTART_HALF_BITS

#define MAX17616_ISTART_HALF_BITS   0x01

MAX17616_ISTART_MASK

#define MAX17616_ISTART_MASK   NO_OS_GENMASK(3, 0)

MAX17616_ISTART_QUARTER_BITS

#define MAX17616_ISTART_QUARTER_BITS   0x02

MAX17616_ISTART_SIXTEENTH_BITS

#define MAX17616_ISTART_SIXTEENTH_BITS   0x04

MAX17616_MAX_BLOCK_SIZE

#define MAX17616_MAX_BLOCK_SIZE   255

MAX17616_MFR_ID

#define MAX17616_MFR_ID   (MAX17616_DS_5B | 0x99)

MAX17616_MFR_MODEL

#define MAX17616_MFR_MODEL   (MAX17616_DS_10B | 0x9A)

MAX17616_MFR_REVISION

#define MAX17616_MFR_REVISION   (MAX17616_DS_3B | 0x9B)

MAX17616_MILLIUNIT_SCALE

#define MAX17616_MILLIUNIT_SCALE   1000 /* mV, mA, m°C conversion */

MAX17616_NOMINAL_12V_BITS

#define MAX17616_NOMINAL_12V_BITS   0x02

MAX17616_NOMINAL_24V_BITS

#define MAX17616_NOMINAL_24V_BITS   0x03

MAX17616_NOMINAL_36V_BITS

#define MAX17616_NOMINAL_36V_BITS   0x04

MAX17616_NOMINAL_48V_BITS

#define MAX17616_NOMINAL_48V_BITS   0x05

MAX17616_NOMINAL_5V_BITS

#define MAX17616_NOMINAL_5V_BITS   0x00

MAX17616_NOMINAL_60V_BITS

#define MAX17616_NOMINAL_60V_BITS   0x06

MAX17616_NOMINAL_72V_BITS

#define MAX17616_NOMINAL_72V_BITS   0x07

MAX17616_NOMINAL_9V_BITS

#define MAX17616_NOMINAL_9V_BITS   0x01

MAX17616_NOMINAL_VOLTAGE_MASK

#define MAX17616_NOMINAL_VOLTAGE_MASK   NO_OS_GENMASK(4, 2)

MAX17616_OC_LIMIT_1_25_BITS

#define MAX17616_OC_LIMIT_1_25_BITS   0x00

MAX17616_OC_LIMIT_1_50_BITS

#define MAX17616_OC_LIMIT_1_50_BITS   0x01

MAX17616_OC_LIMIT_1_75_BITS

#define MAX17616_OC_LIMIT_1_75_BITS   0x02

MAX17616_OC_LIMIT_2_00_BITS

#define MAX17616_OC_LIMIT_2_00_BITS   0x03

MAX17616_OC_LIMIT_MASK

#define MAX17616_OC_LIMIT_MASK   NO_OS_GENMASK(1, 0)

MAX17616_OPERATION

#define MAX17616_OPERATION   (MAX17616_DS_1B | 0x01)

MAX17616_PGOOD_MASK

#define MAX17616_PGOOD_MASK   NO_OS_GENMASK(1, 0)

MAX17616_PGOOD_MINUS_10_PERCENT_BITS

#define MAX17616_PGOOD_MINUS_10_PERCENT_BITS   0x00

MAX17616_PGOOD_MINUS_20_PERCENT_BITS

#define MAX17616_PGOOD_MINUS_20_PERCENT_BITS   0x01

MAX17616_PGOOD_MINUS_30_PERCENT_BITS

#define MAX17616_PGOOD_MINUS_30_PERCENT_BITS   0x02

MAX17616_PMBUS_REVISION

#define MAX17616_PMBUS_REVISION   (MAX17616_DS_2B | 0x98)

MAX17616_READ_IOUT

#define MAX17616_READ_IOUT   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8C)

MAX17616_READ_TEMPERATURE_1

#define MAX17616_READ_TEMPERATURE_1   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8D)

MAX17616_READ_VIN

#define MAX17616_READ_VIN   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x88)

MAX17616_READ_VOUT

#define MAX17616_READ_VOUT   (MAX17616_DF_DIRECT | MAX17616_DS_2B | 0x8B)

MAX17616_SET_CLMODE

#define MAX17616_SET_CLMODE   (MAX17616_DS_1B | 0xC4)

MAX17616_SET_ISTART_RATIO

#define MAX17616_SET_ISTART_RATIO   (MAX17616_DS_1B | 0xC5)

MAX17616_SET_ISTLIM

#define MAX17616_SET_ISTLIM   (MAX17616_DS_1B | 0xC7)

MAX17616_SET_TSTOC

#define MAX17616_SET_TSTOC   (MAX17616_DS_1B | 0xC6)

MAX17616_SMBALERT_MASK

#define MAX17616_SMBALERT_MASK   (MAX17616_DS_1B | 0x1B)

MAX17616_STATUS_ALL_TYPE_MSK

#define MAX17616_STATUS_ALL_TYPE_MSK   0xFF

MAX17616_STATUS_BYTE

#define MAX17616_STATUS_BYTE   (MAX17616_DS_1B | 0x78)

MAX17616_STATUS_BYTE_TYPE_MSK

#define MAX17616_STATUS_BYTE_TYPE_MSK   0x01

MAX17616_STATUS_CML

#define MAX17616_STATUS_CML   (MAX17616_DS_1B | 0x7E)

MAX17616_STATUS_CML_TYPE_MSK

#define MAX17616_STATUS_CML_TYPE_MSK   0x20

MAX17616_STATUS_INPUT

#define MAX17616_STATUS_INPUT   (MAX17616_DS_1B | 0x7C)

MAX17616_STATUS_INPUT_TYPE_MSK

#define MAX17616_STATUS_INPUT_TYPE_MSK   0x08

MAX17616_STATUS_IOUT

#define MAX17616_STATUS_IOUT   (MAX17616_DS_1B | 0x7B)

MAX17616_STATUS_IOUT_TYPE_MSK

#define MAX17616_STATUS_IOUT_TYPE_MSK   0x04

MAX17616_STATUS_MFR_SPECIFIC

#define MAX17616_STATUS_MFR_SPECIFIC   (MAX17616_DS_1B | 0x80)

MAX17616_STATUS_MFR_SPECIFIC_TYPE_MSK

#define MAX17616_STATUS_MFR_SPECIFIC_TYPE_MSK   0x40

MAX17616_STATUS_TEMP_TYPE_MSK

#define MAX17616_STATUS_TEMP_TYPE_MSK   0x10

MAX17616_STATUS_TEMPERATURE

#define MAX17616_STATUS_TEMPERATURE   (MAX17616_DS_1B | 0x7D)

MAX17616_STATUS_VOUT

#define MAX17616_STATUS_VOUT   (MAX17616_DS_1B | 0x7A)

MAX17616_STATUS_VOUT_TYPE_MSK

#define MAX17616_STATUS_VOUT_TYPE_MSK   0x02

MAX17616_STATUS_WORD

#define MAX17616_STATUS_WORD   (MAX17616_DS_2B | 0x79)

MAX17616_STATUS_WORD_TYPE_MSK

#define MAX17616_STATUS_WORD_TYPE_MSK   0x80

MAX17616_TIMEOUT_1MS_BITS

#define MAX17616_TIMEOUT_1MS_BITS   0x01

MAX17616_TIMEOUT_24MS_BITS

#define MAX17616_TIMEOUT_24MS_BITS   0x03

MAX17616_TIMEOUT_400US_BITS

#define MAX17616_TIMEOUT_400US_BITS   0x00

MAX17616_TIMEOUT_4MS_BITS

#define MAX17616_TIMEOUT_4MS_BITS   0x02

MAX17616_TIMEOUT_MASK

#define MAX17616_TIMEOUT_MASK   NO_OS_GENMASK(1, 0)

MAX17616_VOUT_UV_FAULT_LIMIT

#define MAX17616_VOUT_UV_FAULT_LIMIT   (MAX17616_DS_1B | 0x44)

STATIC

#define STATIC   static

Enumeration Type Documentation

max17616_chip_id

enum max17616_chip_id

Enumerator
ID_MAX17616
ID_MAX17616A
ID_MAX17616_CHIP_COUNT

max17616_cml_bit_fault_byte

enum max17616_cml_bit_fault_byte

Enumerator
MAX17616_CML_FAULT_NS_BIT0
MAX17616_CML_FAULT_OTHER
MAX17616_CML_FAULT_NS_BIT2
MAX17616_CML_FAULT_NS_BIT3
MAX17616_CML_FAULT_MEM_ERROR
MAX17616_CML_FAULT_PEC_FAIL
MAX17616_CML_FAULT_DATA
MAX17616_CML_FAULT_CMD

max17616_current_limit_mode

enum max17616_current_limit_mode

Enumerator
MAX17616_CLMODE_LATCH_OFF
MAX17616_CLMODE_CONTINUOUS
MAX17616_CLMODE_AUTO_RETRY

max17616_fault_group

enum max17616_fault_group

Enumerator
MAX17616_FAULT_GRP_NONE
MAX17616_FAULT_GRP_CML
MAX17616_FAULT_GRP_TEMPERATURE
MAX17616_FAULT_GRP_VIN_UV
MAX17616_FAULT_GRP_IOUT_OC
MAX17616_FAULT_GRP_VOUT_OV
MAX17616_FAULT_GRP_INPUT
MAX17616_FAULT_GRP_IOUT_POUT
MAX17616_FAULT_GRP_VOUT
MAX17616_FAULT_GRP_MFR_SPECIFIC
MAX17616_FAULT_GRP_ALL

max17616_general_bit_fault_byte

enum max17616_general_bit_fault_byte

Enumerator
MAX17616_GENERAL_FAULT_NS_BIT0
MAX17616_GENERAL_FAULT_NS_BIT1
MAX17616_GENERAL_FAULT_NS_BIT2
MAX17616_GENERAL_FAULT_NS_BIT3
MAX17616_GENERAL_FAULT_NS_BIT4
MAX17616_GENERAL_FAULT_NS_BIT5
MAX17616_GENERAL_FAULT_NS_BIT6
MAX17616_GENERAL_FAULT_NS_BIT7

max17616_input_fault_bit

enum max17616_input_fault_bit

Enumerator
MAX17616_INPUT_FAULT_PIN_OP_WARNING
MAX17616_INPUT_FAULT_IIN_OC_WARNING
MAX17616_INPUT_FAULT_IIN_OC_FAULT
MAX17616_INPUT_FAULT_UNIT_OFF
MAX17616_INPUT_FAULT_VIN_UV_FAULT
MAX17616_INPUT_FAULT_VIN_UV_WARNING
MAX17616_INPUT_FAULT_VIN_OV_WARNING
MAX17616_INPUT_FAULT_VIN_OV_FAULT

max17616_iout_fault_bit

enum max17616_iout_fault_bit

Enumerator
MAX17616_IOUT_FAULT_NS_BIT0
MAX17616_IOUT_FAULT_NS_BIT1
MAX17616_IOUT_FAULT_NS_BIT2
MAX17616_IOUT_FAULT_NS_BIT3
MAX17616_IOUT_FAULT_NS_BIT4
MAX17616_IOUT_FAULT_OUT_OC_WARNING
MAX17616_IOUT_FAULT_OUT_OC_UV_LO
MAX17616_IOUT_FAULT_OUT_OC_FAULT

max17616_istart_ratio

enum max17616_istart_ratio

Enumerator
MAX17616_ISTART_FULL
MAX17616_ISTART_HALF
MAX17616_ISTART_QUARTER
MAX17616_ISTART_EIGHTH
MAX17616_ISTART_SIXTEENTH

max17616_mfr_specific_fault_bit

enum max17616_mfr_specific_fault_bit

Enumerator
MAX17616_MFR_FAULT_NS_BIT0
MAX17616_MFR_FAULT_NS_BIT1
MAX17616_MFR_FAULT_REVERSE_CURRENT
MAX17616_MFR_FAULT_OUTPUT_SHORT_CIRCUIT
MAX17616_MFR_FAULT_NS_BIT4
MAX17616_MFR_FAULT_SOFT_START
MAX17616_MFR_FAULT_IMON_PIN
MAX17616_MFR_FAULT_SETI_PIN

max17616_nominal_voltage

enum max17616_nominal_voltage

Enumerator
MAX17616_NOMINAL_5V
MAX17616_NOMINAL_9V
MAX17616_NOMINAL_12V
MAX17616_NOMINAL_24V
MAX17616_NOMINAL_36V
MAX17616_NOMINAL_48V
MAX17616_NOMINAL_60V
MAX17616_NOMINAL_72V

max17616_overcurrent_limit

enum max17616_overcurrent_limit

Enumerator
MAX17616_OC_LIMIT_1_25
MAX17616_OC_LIMIT_1_50
MAX17616_OC_LIMIT_1_75
MAX17616_OC_LIMIT_2_00

max17616_overcurrent_timeout

enum max17616_overcurrent_timeout

Enumerator
MAX17616_TIMEOUT_400US
MAX17616_TIMEOUT_1MS
MAX17616_TIMEOUT_4MS
MAX17616_TIMEOUT_24MS

max17616_pgood_threshold

enum max17616_pgood_threshold

Enumerator
MAX17616_PGOOD_MINUS_10_PERCENT
MAX17616_PGOOD_MINUS_20_PERCENT
MAX17616_PGOOD_MINUS_30_PERCENT

max17616_status_byte

enum max17616_status_byte

Enumerator
MAX17616_STATUS_BIT_GENERAL
MAX17616_STATUS_BIT_CML
MAX17616_STATUS_BIT_TEMPERATURE
MAX17616_STATUS_BIT_VIN_UV
MAX17616_STATUS_BIT_IOUT_OC
MAX17616_STATUS_BIT_VOUT_OV
MAX17616_STATUS_BIT_OFF
MAX17616_STATUS_BIT_BUSY

max17616_status_word_byte_high

enum max17616_status_word_byte_high

Enumerator
MAX17616_STATUS_BIT_STARTUP
MAX17616_STATUS_BIT_OTHER
MAX17616_STATUS_BIT_FANS
MAX17616_STATUS_BIT_POWER_GOOD
MAX17616_STATUS_BIT_MFR
MAX17616_STATUS_BIT_INPUT
MAX17616_STATUS_BIT_IOUT_POUT
MAX17616_STATUS_BIT_VOUT

max17616_temperature_bit_fault_byte

enum max17616_temperature_bit_fault_byte

Enumerator
MAX17616_TEMPERATURE_FAULT_NS_BIT0
MAX17616_TEMPERATURE_FAULT_NS_BIT1
MAX17616_TEMPERATURE_FAULT_NS_BIT2
MAX17616_TEMPERATURE_FAULT_NS_BIT3
MAX17616_TEMPERATURE_FAULT_UT_FAULT
MAX17616_TEMPERATURE_FAULT_UT_WARNING
MAX17616_TEMPERATURE_FAULT_OT_WARNING
MAX17616_TEMPERATURE_FAULT_OT_FAULT

max17616_value_type

enum max17616_value_type

Enumerator
MAX17616_VIN
MAX17616_VOUT
MAX17616_IOUT
MAX17616_TEMP
MAX17616_POWER

max17616_vout_fault_bit

enum max17616_vout_fault_bit

Enumerator
MAX17616_VOUT_FAULT_VOUT_TRACKING_ERROR
MAX17616_VOUT_FAULT_TOFF_MAX_WARNING
MAX17616_VOUT_FAULT_TON_MAX_FAULT
MAX17616_VOUT_FAULT_VOUT_MAX_WARNING
MAX17616_VOUT_FAULT_VOUT_UV_FAULT
MAX17616_VOUT_FAULT_VOUT_UV_WARNING
MAX17616_VOUT_FAULT_VOUT_OV_WARNING
MAX17616_VOUT_FAULT_VOUT_OV_FAULT

Function Documentation

max17616_clear_faults()

int max17616_clear_faults

(

struct max17616_dev *

dev

)

Clear all asserted faults.

Parameters

dev	- Device structure

Returns

0 in case of success, negative error code otherwise

max17616_get_current_limit_mode()

int max17616_get_current_limit_mode	(	struct max17616_dev *	dev,
		enum max17616_current_limit_mode *	clmode )

Get current limit mode.

Parameters

dev	- Device structure
clmode	- Pointer to the current limit mode setting

Returns

0 on success, negative error code otherwise

max17616_get_fault_description()

const char * max17616_get_fault_description	(	uint16_t	group,
		uint8_t	bit )

Get human-readable description for a specific fault.

Parameters

group	- Fault group identifier
bit	- Fault bit position

Returns

Pointer to fault description string or NULL if not found

max17616_get_istart_ratio()

int max17616_get_istart_ratio	(	struct max17616_dev *	dev,
		enum max17616_istart_ratio *	istart_ratio )

Get current start ratio.

Parameters

dev	- Device structure
istart_ratio	- Pointer to the current start ratio setting

Returns

0 on success, negative error code otherwise

max17616_get_operation_state()

int max17616_get_operation_state	(	struct max17616_dev *	dev,
		bool *	enabled )

Get device operation state.

Parameters

dev	- Device structure
enabled	- Pointer to store operation state

Returns

0 on success, negative error code otherwise

max17616_get_overcurrent_limit()

int max17616_get_overcurrent_limit	(	struct max17616_dev *	dev,
		enum max17616_overcurrent_limit *	istlim )

Get the short-term overcurrent limit ratio.

Parameters

dev	- Device structure
istlim	- Pointer to store ISTLIM setting

Returns

0 on success, negative error code otherwise

max17616_get_overcurrent_timeout()

int max17616_get_overcurrent_timeout	(	struct max17616_dev *	dev,
		enum max17616_overcurrent_timeout *	timeout )

Get short-term overcurrent duration.

Parameters

dev	- Device structure
timeout	- Pointer to store short-term overcurrent duration setting

Returns

0 on success, negative error code otherwise

max17616_get_vout_uv_fault_limit_config()

int max17616_get_vout_uv_fault_limit_config	(	struct max17616_dev *	dev,
		enum max17616_nominal_voltage *	voltage,
		enum max17616_pgood_threshold *	threshold )

Get VOUT UV fault limit configuration using enums.

Parameters

dev	- Device structure
voltage	- Pointer to store nominal voltage selection
threshold	- Pointer to store PGOOD rising threshold

Returns

0 on success, negative error code otherwise

max17616_identify_chip_variant()

int max17616_identify_chip_variant

(

struct max17616_dev *

dev

)

Read device ID and identify chip variant.

Parameters

dev	- Device structure

Returns

0 on success, negative error code otherwise

max17616_init()

int max17616_init	(	struct max17616_dev **	device,
		struct max17616_init_param *	init_param )

Initialize the device structure.

Parameters

device	- Device structure
init_param	- Initialization parameters

Returns

0 in case of success, negative error code otherwise

max17616_read_block_data()

int max17616_read_block_data	(	struct max17616_dev *	dev,
		uint8_t	cmd,
		uint8_t *	data,
		size_t	nbytes )

Perform a PMBus read block operation.

Parameters

dev	- Device structure
cmd	- PMBus command
data	- Address of the read block
nbytes	- Expected size of the block in bytes (excluding byte count)

Returns

0 in case of success, negative error code otherwise

max17616_read_byte()

int max17616_read_byte	(	struct max17616_dev *	dev,
		uint8_t	cmd,
		uint8_t *	data )

Perform a raw PMBus read byte operation.

Parameters

dev	- Device structure
cmd	- PMBus command
data	- Address of the byte read

Returns

0 in case of success, negative error code otherwise

max17616_read_capability()

int max17616_read_capability	(	struct max17616_dev *	dev,
		uint8_t *	capability )

Read device capability register.

Parameters

dev	- Device structure
capability	- Pointer to store capability byte

Returns

0 on success, negative error code otherwise

max17616_read_status()

int max17616_read_status	(	struct max17616_dev *	dev,
		struct max17616_status *	status )

Read MAX17616 device status.

Parameters

dev	- Device structure
status	- Pointer to store status

Returns

0 on success, negative error code otherwise

max17616_read_status_byte()

int max17616_read_status_byte	(	struct max17616_dev *	dev,
		uint8_t *	status_byte )

Read STATUS_BYTE register.

Parameters

dev	- Device structure
status_byte	- Pointer to store status byte

Returns

0 on success, negative error code otherwise

max17616_read_status_cml()

int max17616_read_status_cml	(	struct max17616_dev *	dev,
		uint8_t *	status_cml )

Read STATUS_CML register.

Parameters

dev	- Device structure
status_cml	- Pointer to store status CML byte

Returns

0 on success, negative error code otherwise

max17616_read_status_input()

int max17616_read_status_input	(	struct max17616_dev *	dev,
		uint8_t *	status_input )

Read STATUS_INPUT register.

Parameters

dev	- Device structure
status_input	- Pointer to store status INPUT byte

Returns

0 on success, negative error code otherwise

max17616_read_status_iout()

int max17616_read_status_iout	(	struct max17616_dev *	dev,
		uint8_t *	status_iout )

Read STATUS_IOUT register.

Parameters

dev	- Device structure
status_iout	- Pointer to store status IOUT byte

Returns

0 on success, negative error code otherwise

max17616_read_status_mfr_specific()

int max17616_read_status_mfr_specific	(	struct max17616_dev *	dev,
		uint8_t *	status_mfr )

Read STATUS_MFR_SPECIFIC register.

Parameters

dev	- Device structure
status_mfr	- Pointer to store status MFR SPECIFIC byte

Returns

0 on success, negative error code otherwise

max17616_read_status_temperature()

int max17616_read_status_temperature	(	struct max17616_dev *	dev,
		uint8_t *	status_temperature )

Read STATUS_TEMPERATURE register.

Parameters

dev	- Device structure
status_temperature	- Pointer to store status TEMPERATURE byte

Returns

0 on success, negative error code otherwise

max17616_read_status_vout()

int max17616_read_status_vout	(	struct max17616_dev *	dev,
		uint8_t *	status_vout )

Read STATUS_VOUT register.

Parameters

dev	- Device structure
status_vout	- Pointer to store status VOUT byte

Returns

0 on success, negative error code otherwise

max17616_read_telemetry_all()

int max17616_read_telemetry_all	(	struct max17616_dev *	dev,
		struct max17616_telemetry *	telemetry )

Read comprehensive telemetry data.

Parameters

dev	- Device structure
telemetry	- Telemetry structure to populate

Returns

0 on success, negative error code otherwise

max17616_read_value()

int max17616_read_value	(	struct max17616_dev *	dev,
		enum max17616_value_type	value_type,
		int32_t *	value_milliunit )

Read a specific value with automatic data conversion.

Parameters

dev	- Device structure
value_type	- Type of value to read
value_milliunit	- Pointer to store the converted value (mV/mA/mW/mC)

Returns

0 on success, negative error code otherwise

max17616_read_word()

int max17616_read_word	(	struct max17616_dev *	dev,
		uint8_t	cmd,
		uint16_t *	word )

Perform a raw PMBus read word operation.

Parameters

dev	- Device structure
cmd	- PMBus command
word	- Address of the read word

Returns

0 in case of success, negative error code otherwise

max17616_remove()

int max17616_remove

(

struct max17616_dev *

dev

)

Free or remove device instance.

Parameters

dev	- The device structure

Returns

0 in case of success, negative error code otherwise

max17616_send_byte()

int max17616_send_byte	(	struct max17616_dev *	dev,
		uint8_t	cmd )

Send a PMBus command to the device.

Parameters

dev	- Device structure
cmd	- PMBus command

Returns

0 in case of success, negative error code otherwise

max17616_set_current_limit_mode()

int max17616_set_current_limit_mode	(	struct max17616_dev *	dev,
		enum max17616_current_limit_mode	clmode )

Set current limit mode.

Parameters

dev	- Device structure
clmode	- Current limit mode setting

Returns

0 on success, negative error code otherwise

max17616_set_istart_ratio()

int max17616_set_istart_ratio	(	struct max17616_dev *	dev,
		enum max17616_istart_ratio	istart_ratio )

Set current start ratio.

Parameters

dev	- Device structure
istart_ratio	- Current start ratio setting

Returns

0 on success, negative error code otherwise

max17616_set_operation_state()

int max17616_set_operation_state	(	struct max17616_dev *	dev,
		bool	enable )

Set device operation state.

Parameters

dev	- Device structure
enable	- true to enable, false to disable

Returns

0 on success, negative error code otherwise

max17616_set_overcurrent_limit()

int max17616_set_overcurrent_limit	(	struct max17616_dev *	dev,
		enum max17616_overcurrent_limit	istlimit )

Set the short-term overcurrent limit ratio.

Parameters

dev	- Device structure
istlimit	- Short-term overcurrent limit ratio setting

Returns

0 on success, negative error code otherwise

max17616_set_overcurrent_timeout()

int max17616_set_overcurrent_timeout	(	struct max17616_dev *	dev,
		enum max17616_overcurrent_timeout	timeout )

Set short-term overcurrent duration.

Parameters

dev	- Device structure
timeout	- Short-term overcurrent duration setting

Returns

0 on success, negative error code otherwise

max17616_set_vout_uv_fault_limit_config()

int max17616_set_vout_uv_fault_limit_config	(	struct max17616_dev *	dev,
		enum max17616_nominal_voltage	voltage,
		enum max17616_pgood_threshold	threshold )

Set VOUT UV fault limit configuration using enums.

Parameters

dev	- Device structure
voltage	- Nominal voltage selection (bits 4:2)
threshold	- PGOOD rising threshold (bits 1:0)

Returns

0 on success, negative error code otherwise

max17616_verify_manufacturer_id()

int max17616_verify_manufacturer_id

(

struct max17616_dev *

dev

)

Read and verify manufacturer ID.

Parameters

dev	- Device structure

Returns

0 on success, negative error code otherwise

max17616_verify_pmbus_revision()

int max17616_verify_pmbus_revision

(

struct max17616_dev *

dev

)

Verify PMBus revision.

Parameters

dev	- Device structure

Returns

0 on success, negative error code otherwise

max17616_write_byte()

int max17616_write_byte	(	struct max17616_dev *	dev,
		uint8_t	cmd,
		uint8_t	value )

Perform a raw PMBus write byte operation.

Parameters

dev	- Device structure
cmd	- PMBus command
value	- Byte to be written

Returns

0 in case of success, negative error code otherwise