Header file for the LTC4296 Driver. More...

#include <stdint.h>
#include "no_os_util.h"
#include "no_os_spi.h"
#include "no_os_gpio.h"

Include dependency graph for ltc4296.h:

Classes
struct	ltc4296_dev
	Device Structure. More...

struct	ltc4296_init_param
	Initialization Structure. More...

Macros
#define	LTC4296_REG_GFLTEV 0x02

#define	LTC4296_REG_GFLTMSK 0x03

#define	LTC4296_REG_GCAP 0x06

#define	LTC4296_REG_GIOST 0x07

#define	LTC4296_REG_GCMD 0x08

#define	LTC4296_REG_GCFG 0x09

#define	LTC4296_REG_GADCCFG 0x0A

#define	LTC4296_REG_GADCDAT 0x0B

#define	LTC4296_REG_P0EV 0x10

#define	LTC4296_REG_P0ST 0x12

#define	LTC4296_REG_P0CFG0 0x13

#define	LTC4296_REG_P0CFG1 0x14

#define	LTC4296_REG_P0ADCCFG 0x15

#define	LTC4296_REG_P0ADCDAT 0x16

#define	LTC4296_REG_P0SELFTEST 0x17

#define	LTC4296_REG_P1EV 0x20

#define	LTC4296_REG_P1ST 0x22

#define	LTC4296_REG_P1CFG0 0x23

#define	LTC4296_REG_P1CFG1 0x24

#define	LTC4296_REG_P1ADCCFG 0x25

#define	LTC4296_REG_P1ADCDAT 0x26

#define	LTC4296_REG_P1SELFTEST 0x27

#define	LTC4296_REG_P2EV 0x30

#define	LTC4296_REG_P2ST 0x32

#define	LTC4296_REG_P2CFG0 0x33

#define	LTC4296_REG_P2CFG1 0x34

#define	LTC4296_REG_P2ADCCFG 0x35

#define	LTC4296_REG_P2ADCDAT 0x36

#define	LTC4296_REG_P2SELFTEST 0x37

#define	LTC4296_REG_P3EV 0x40

#define	LTC4296_REG_P3ST 0x42

#define	LTC4296_REG_P3CFG0 0x43

#define	LTC4296_REG_P3CFG1 0x44

#define	LTC4296_REG_P3ADCCFG 0x45

#define	LTC4296_REG_P3ADCDAT 0x46

#define	LTC4296_REG_P3SELFTEST 0x47

#define	LTC4296_REG_P4EV 0x50

#define	LTC4296_REG_P4ST 0x52

#define	LTC4296_REG_P4CFG0 0x53

#define	LTC4296_REG_P4CFG1 0x54

#define	LTC4296_REG_P4ADCCFG 0x55

#define	LTC4296_REG_P4ADCDAT 0x56

#define	LTC4296_REG_P4SELFTEST 0x57

#define	LTC4296_UVLO_DIGITAL_MSK NO_OS_BIT(4)

#define	LTC4296_COMMAND_FAULT_MSK NO_OS_BIT(3)

#define	LTC4296_PEC_FAULT_MSK NO_OS_BIT(2)

#define	LTC4296_MEMORY_FAULT_MSK NO_OS_BIT(1)

#define	LTC4296_LOW_CKT_BRK_FAULT_MSK NO_OS_BIT(0)

#define	LTC4296_SCCP_SUPPORT_MSK NO_OS_BIT(6)

#define	LTC4296_WAKE_FWD_SUPPORT_MSK NO_OS_BIT(5)

#define	LTC4296_NUMPORTS_MSK NO_OS_GENMASK(4, 0)

#define	LTC4296_PG_OUT4_MSK NO_OS_BIT(8)

#define	LTC4296_PG_OUT3_MSK NO_OS_BIT(7)

#define	LTC4296_PG_OUT2_MSK NO_OS_BIT(6)

#define	LTC4296_PG_OUT1_MSK NO_OS_BIT(5)

#define	LTC4296_PG_OUT0_MSK NO_OS_BIT(4)

#define	LTC4296_PAD_AUTO_MSK NO_OS_BIT(3)

#define	LTC4296_PAD_WAKEUP_MSK NO_OS_BIT(2)

#define	LTC4296_PAD_WAKEUP_DRIVE_MSK NO_OS_BIT(1)

#define	LTC4296_SW_RESET_MSK NO_OS_GENMASK(15, 8)

#define	LTC4296_WRITE_PROTECT_MSK NO_OS_GENMASK(7, 0)

#define	LTC4296_MASK_LOWFAULT_MSK NO_OS_BIT(5)

#define	LTC4296_TLIM_DISABLE_MSK NO_OS_BIT(4)

#define	LTC4296_TLIM_TIMER_SLEEP_MSK NO_OS_GENMASK(3, 2)

#define	LTC4296_REFRESH_MSK NO_OS_BIT(1)

#define	LTC4296_SW_VIN_PGOOD_MSK NO_OS_BIT(0)

#define	LTC4296_GADC_SAMPLE_MODE_MSK NO_OS_GENMASK(6, 5)

#define	LTC4296_GADC_SEL_MSK NO_OS_GENMASK(4, 0)

#define	LTC4296_GADC_MISSED_MSK NO_OS_BIT(13)

#define	LTC4296_GADC_NEW_MSK NO_OS_BIT(12)

#define	LTC4296_GADC_MSK NO_OS_GENMASK(11, 0)

#define	LTC4296_VALID_SIGNATURE_MSK NO_OS_BIT(9)

#define	LTC4296_INVALID_SIGNATURE_MSK NO_OS_BIT(8)

#define	LTC4296_TOFF_TIMER_DONE_MSK NO_OS_BIT(7)

#define	LTC4296_OVERLOAD_DETECTED_ISLEEP_MSK NO_OS_BIT(6)

#define	LTC4296_OVERLOAD_DETECTED_IPOWERED_MSK NO_OS_BIT(5)

#define	LTC4296_MFVS_TIMEOUT_MSK NO_OS_BIT(4)

#define	LTC4296_TINRUSH_TIMER_DONE_MSK NO_OS_BIT(3)

#define	LTC4296_PD_WAKEUP_MSK NO_OS_BIT(2)

#define	LTC4296_LSNS_FORWARD_FAULT_MSK NO_OS_BIT(1)

#define	LTC4296_LSNS_REVERSE_FAULT_MSK NO_OS_BIT(0)

#define	LTC4296_DET_VHIGH_MSK NO_OS_BIT(13)

#define	LTC4296_DET_VLOW_MSK NO_OS_BIT(12)

#define	LTC4296_POWER_STABLE_HI_MSK NO_OS_BIT(11)

#define	LTC4296_POWER_STABLE_LO_MSK NO_OS_BIT(10)

#define	LTC4296_POWER_STABLE_MSK NO_OS_BIT(9)

#define	LTC4296_OVERLOAD_HELD_MSK NO_OS_BIT(8)

#define	LTC4296_PI_SLEEPING_MSK NO_OS_BIT(7)

#define	LTC4296_PI_PREBIASED_MSK NO_OS_BIT(6)

#define	LTC4296_PI_DETECTING_MSK NO_OS_BIT(5)

#define	LTC4296_PI_POWERED_MSK NO_OS_BIT(4)

#define	LTC4296_PI_DISCHARGE_EN_MSK NO_OS_BIT(3)

#define	LTC4296_PSE_STATUS_MSK NO_OS_GENMASK(2, 0)

#define	LTC4296_SW_INRUSH_MSK NO_OS_BIT(15)

#define	LTC4296_END_CLASSIFICATION_MSK NO_OS_BIT(14)

#define	LTC4296_SET_CLASSIFICATION_MODE_MSK NO_OS_BIT(13)

#define	LTC4296_DISABLE_DETECTION_PULLUP_MSK NO_OS_BIT(12)

#define	LTC4296_TDET_DISABLE_MSK NO_OS_BIT(11)

#define	LTC4296_FOLDBACK_DISABLE_MSK NO_OS_BIT(10)

#define	LTC4296_SOFT_START_DISABLE_MSK NO_OS_BIT(9)

#define	LTC4296_TOFF_TIMER_DISABLE_MSK NO_OS_BIT(8)

#define	LTC4296_TMFVDO_TIMER_DISABLE_MSK NO_OS_BIT(7)

#define	LTC4296_SW_PSE_READY_MSK NO_OS_BIT(6)

#define	LTC4296_SW_POWER_AVAILABLE_MSK NO_OS_BIT(5)

#define	LTC4296_UPSTREAM_WAKEUP_DISABLE_MSK NO_OS_BIT(4)

#define	LTC4296_DOWNSTREAM_WAKEUP_DISABLE_MSK NO_OS_BIT(3)

#define	LTC4296_SW_PSE_WAKEUP_MSK NO_OS_BIT(2)

#define	LTC4296_HW_EN_MASK_MSK NO_OS_BIT(1)

#define	LTC4296_SW_EN_MSK NO_OS_BIT(0)

#define	LTC4296_PREBIAS_OVERRIDE_GOOD_MSK NO_OS_BIT(8)

#define	LTC4296_TLIM_TIMER_TOP_MSK NO_OS_GENMASK(7, 6)

#define	LTC4296_TOD_TRESTART_TIMER_MSK NO_OS_GENMASK(5, 4)

#define	LTC4296_TINRUSH_TIMER_MSK NO_OS_GENMASK(3, 2)

#define	LTC4296_SIG_OVERRIDE_BAD_MSK NO_OS_BIT(1)

#define	LTC4296_SIG_OVERRIDE_GOOD_MSK NO_OS_BIT(0)

#define	LTC4296_MFVS_THRESHOLD_MSK NO_OS_GENMASK(7, 0)

#define	LTC4296_MISSED_MSK NO_OS_BIT(13)

#define	LTC4296_NEW_MSK NO_OS_BIT(12)

#define	LTC4296_SOURCE_CURRENT_MSK NO_OS_GENMASK(11, 0)

#define	LTC4296_SPI_READ 0x01

#define	LTC4296_SPI_WRITE 0x00

#define	LTC4296_RESET_CODE 0x73

#define	LTC4296_UNLOCK_KEY 0x05

#define	LTC4296_LOCK_KEY 0xA0

#define	LTC4296_ADC_OFFSET 2049

#define	LTC4296_VGAIN 35230 / 1000

#define	LTC4296_IGAIN 1 / 10

#define	LTC4296_VMAX 1

#define	LTC4296_VMIN 0

#define	LTC4296_MAX_PORTS 5

#define	RTESTLOAD 200 /(ohm)/

Enumerations
enum	ltc4296_state { LTC_UNLOCKED = 0 , LTC_LOCKED }
	Device State. More...

enum	ltc4296_port { LTC_PORT0 = 0 , LTC_PORT1 , LTC_PORT2 , LTC_PORT3 , LTC_PORT4 , LTC_NO_PORT }
	Device Port Numbers. More...

enum	ltc4296_port_status { LTC_PORT_DISABLED = 0 , LTC_PORT_ENABLED }
	Device Port Status. More...

enum	ltc4296_pse_status { LTC_PSE_STATUS_DISABLED = 0 , LTC_PSE_STATUS_SLEEPING , LTC_PSE_STATUS_DELIVERING , LTC_PSE_STATUS_SEARCHING , LTC_PSE_STATUS_ERROR , LTC_PSE_STATUS_IDLE , LTC_PSE_STATUS_PREPDET , LTC_PSE_STATUS_UNKNOWN }
	Device PSE Status. More...

enum	ltc4296_board_class { SPOE_CLASS10 = 0 , SPOE_CLASS11 , SPOE_CLASS12 , SPOE_CLASS13 , SPOE_CLASS14 , SPOE_CLASS15 , APL_CLASSA , APL_CLASSA_NOAUTONEG , APL_CLASSC , APL_CLASS3 , PRODUCTION_POWER_TEST , APL_CLASSA_OLD_DEMO , SPOE_OFF , PRODUCTION_DATA_TEST , RESERVED , DEBUGMODE }
	Board Classes. More...

enum	ltc4296_config { LTC_CFG_SCCP_MODE = 0 , LTC_CFG_APL_MODE , LTC_CFG_RESET }
	Device Configuration Modes. More...

enum	ltc4296_port_reg_offset_e { LTC_PORT_EVENTS = 0 , LTC_PORT_STATUS = 2 , LTC_PORT_CFG0 = 3 , LTC_PORT_CFG1 = 4 , LTC_PORT_ADCCFG = 5 , LTC_PORT_ADCDAT = 6 , LTC_PORT_SELFTEST = 7 }
	Device Port Register offsets. More...

enum	adi_ltc_result { ADI_LTC_SUCCESS = 0 , ADI_LTC_DISCONTINUE_SCCP , ADI_LTC_SCCP_COMPLETE , ADI_LTC_SCCP_PD_DETECTION_FAILED , ADI_LTC_SCCP_PD_NOT_PRESENT , ADI_LTC_SCCP_PD_RES_INVALID , ADI_LTC_SCCP_PD_PRESENT , ADI_LTC_SCCP_PD_CLASS_COMPATIBLE , ADI_LTC_SCCP_PD_CLASS_NOT_SUPPORTED , ADI_LTC_SCCP_PD_CLASS_NOT_COMPATIBLE , ADI_LTC_SCCP_PD_LINE_NOT_HIGH , ADI_LTC_SCCP_PD_LINE_NOT_LOW , ADI_LTC_SCCP_PD_CRC_FAILED , ADI_LTC_APL_COMPLETE , ADI_LTC_DISCONTINUE_APL , ADI_LTC_INVALID_ADC_VOLTAGE , ADI_LTC_INVALID_ADC_PORT_CURRENT , ADI_LTC_TEST_COMPLETE , ADI_LTC_DISCONTINUE_TEST , ADI_LTC_TEST_FAILED , ADI_LTC_INVALID_VIN }
	Device Result Codes. More...

Functions
int	ltc4296_reg_write (struct ltc4296_dev *dev, uint8_t reg, uint16_t data)
	Register Write.

int	ltc4296_reg_read (struct ltc4296_dev dev, uint8_t reg, uint16_t data)
	Register Read.

int	ltc4296_reset (struct ltc4296_dev *dev)
	Software reset.

int	ltc4296_get_port_addr (enum ltc4296_port port_no, enum ltc4296_port_reg_offset_e port_offset, uint8_t *port_addr)
	Get port address.

int	ltc4296_clear_global_faults (struct ltc4296_dev *dev)
	Clear global faults.

int	ltc4296_clear_ckt_breaker (struct ltc4296_dev *dev)
	Clear circuit break faults.

int	ltc4296_read_global_faults (struct ltc4296_dev dev, uint16_t g_events)
	Read global faults.

int	ltc4296_unlock (struct ltc4296_dev *dev)
	Device unlock.

int	ltc4296_is_locked (struct ltc4296_dev dev, enum ltc4296_state state)
	Check device state.

int	ltc4296_read_gadc (struct ltc4296_dev dev, int port_voltage_mv)
	Read global ADC.

int	ltc4296_set_gadc_vin (struct ltc4296_dev *dev)
	Set the global ADC to measure voltage.

int	ltc4296_is_vin_valid (struct ltc4296_dev dev, int port_vin_mv, enum ltc4296_board_class ltcboard_class, bool vin_valid)
	Check if input voltage is valid.

int	ltc4296_is_vout_valid (struct ltc4296_dev dev, int port_vout_mv, enum ltc4296_board_class ltcboard_class, bool vout_valid)
	Check if output voltage is valid.

int	ltc4296_disable_gadc (struct ltc4296_dev *dev)
	Disable the global ADC.

int	ltc4296_read_port_events (struct ltc4296_dev dev, enum ltc4296_port port_no, uint16_t port_events)
	Read Port Events.

int	ltc4296_clear_port_events (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Clear Port Events.

int	ltc4296_read_port_status (struct ltc4296_dev dev, enum ltc4296_port port_no, uint16_t port_status)
	Read Port Status.

int	ltc4296_is_port_disabled (struct ltc4296_dev dev, enum ltc4296_port port_no, enum ltc4296_port_status port_chk)
	Check if port is enabled/disabled.

int	ltc4296_port_disable (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Check if port is disabled.

int	ltc4296_is_port_deliver_pwr (struct ltc4296_dev dev, enum ltc4296_port port_no, enum ltc4296_pse_status pwr_status)
	Check if port delivers power.

int	ltc4296_is_port_pwr_stable (struct ltc4296_dev dev, enum ltc4296_port port_no, bool pwr_status)
	Check if port has stable power.

int	ltc4296_read_port_adc (struct ltc4296_dev dev, enum ltc4296_port port_no, int port_i_out_ma)
	Read port ADC.

int	ltc4296_port_prebias (struct ltc4296_dev *dev, enum ltc4296_port port_no, enum ltc4296_config mode)
	Stimulate valid wake-up signature for a port.

int	ltc4296_port_en (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Enable specific port.

int	ltc4296_port_en_and_classification (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Enable specific port and classify.

int	ltc4296_set_port_mfvs (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Set port to maintain full voltage signature.

int	ltc4296_set_port_pwr (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Set port to power mode.

int	ltc4296_force_port_pwr (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Force port to power mode.

int	ltc4296_port_pwr_available (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Set port is able to source power.

int	ltc4296_set_gadc_vout (struct ltc4296_dev *dev, enum ltc4296_port port_no)
	Configure Global ADC to read output voltage.

int	ltc4296_print_global_faults (uint16_t g_events)
	Print global faults.

int	ltc4296_print_port_events (enum ltc4296_port port_no, uint16_t port_events)
	Print port events.

int	ltc4296_chk_global_events (struct ltc4296_dev *dev)
	Check global events.

int	ltc4296_chk_port_events (struct ltc4296_dev *dev, enum ltc4296_port ltc4296_port)

int	ltc4296_init (struct ltc4296_dev *device, struct ltc4296_init_param init_param)
	Device initialization.

int	ltc4296_remove (struct ltc4296_dev *dev)
	Free allocated resources.

Detailed Description

Header file for the LTC4296 Driver.

Author: Antoniu Miclaus (anton.nosp@m.iu.m.nosp@m.iclau.nosp@m.s@an.nosp@m.alog..nosp@m.com)

SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

◆ LTC4296_ADC_OFFSET

#define LTC4296_ADC_OFFSET 2049

◆ LTC4296_COMMAND_FAULT_MSK

#define LTC4296_COMMAND_FAULT_MSK NO_OS_BIT(3)

◆ LTC4296_DET_VHIGH_MSK

#define LTC4296_DET_VHIGH_MSK NO_OS_BIT(13)

◆ LTC4296_DET_VLOW_MSK

#define LTC4296_DET_VLOW_MSK NO_OS_BIT(12)

◆ LTC4296_DISABLE_DETECTION_PULLUP_MSK

#define LTC4296_DISABLE_DETECTION_PULLUP_MSK NO_OS_BIT(12)

◆ LTC4296_DOWNSTREAM_WAKEUP_DISABLE_MSK

#define LTC4296_DOWNSTREAM_WAKEUP_DISABLE_MSK NO_OS_BIT(3)

◆ LTC4296_END_CLASSIFICATION_MSK

#define LTC4296_END_CLASSIFICATION_MSK NO_OS_BIT(14)

◆ LTC4296_FOLDBACK_DISABLE_MSK

#define LTC4296_FOLDBACK_DISABLE_MSK NO_OS_BIT(10)

◆ LTC4296_GADC_MISSED_MSK

#define LTC4296_GADC_MISSED_MSK NO_OS_BIT(13)

◆ LTC4296_GADC_MSK

#define LTC4296_GADC_MSK NO_OS_GENMASK(11, 0)

◆ LTC4296_GADC_NEW_MSK

#define LTC4296_GADC_NEW_MSK NO_OS_BIT(12)

◆ LTC4296_GADC_SAMPLE_MODE_MSK

#define LTC4296_GADC_SAMPLE_MODE_MSK NO_OS_GENMASK(6, 5)

◆ LTC4296_GADC_SEL_MSK

#define LTC4296_GADC_SEL_MSK NO_OS_GENMASK(4, 0)

◆ LTC4296_HW_EN_MASK_MSK

#define LTC4296_HW_EN_MASK_MSK NO_OS_BIT(1)

◆ LTC4296_IGAIN

#define LTC4296_IGAIN 1 / 10

◆ LTC4296_INVALID_SIGNATURE_MSK

#define LTC4296_INVALID_SIGNATURE_MSK NO_OS_BIT(8)

◆ LTC4296_LOCK_KEY

#define LTC4296_LOCK_KEY 0xA0

◆ LTC4296_LOW_CKT_BRK_FAULT_MSK

#define LTC4296_LOW_CKT_BRK_FAULT_MSK NO_OS_BIT(0)

◆ LTC4296_LSNS_FORWARD_FAULT_MSK

#define LTC4296_LSNS_FORWARD_FAULT_MSK NO_OS_BIT(1)

◆ LTC4296_LSNS_REVERSE_FAULT_MSK

#define LTC4296_LSNS_REVERSE_FAULT_MSK NO_OS_BIT(0)

◆ LTC4296_MASK_LOWFAULT_MSK

#define LTC4296_MASK_LOWFAULT_MSK NO_OS_BIT(5)

◆ LTC4296_MAX_PORTS

#define LTC4296_MAX_PORTS 5

◆ LTC4296_MEMORY_FAULT_MSK

#define LTC4296_MEMORY_FAULT_MSK NO_OS_BIT(1)

◆ LTC4296_MFVS_THRESHOLD_MSK

#define LTC4296_MFVS_THRESHOLD_MSK NO_OS_GENMASK(7, 0)

◆ LTC4296_MFVS_TIMEOUT_MSK

#define LTC4296_MFVS_TIMEOUT_MSK NO_OS_BIT(4)

◆ LTC4296_MISSED_MSK

#define LTC4296_MISSED_MSK NO_OS_BIT(13)

◆ LTC4296_NEW_MSK

#define LTC4296_NEW_MSK NO_OS_BIT(12)

◆ LTC4296_NUMPORTS_MSK

#define LTC4296_NUMPORTS_MSK NO_OS_GENMASK(4, 0)

◆ LTC4296_OVERLOAD_DETECTED_IPOWERED_MSK

#define LTC4296_OVERLOAD_DETECTED_IPOWERED_MSK NO_OS_BIT(5)

◆ LTC4296_OVERLOAD_DETECTED_ISLEEP_MSK

#define LTC4296_OVERLOAD_DETECTED_ISLEEP_MSK NO_OS_BIT(6)

◆ LTC4296_OVERLOAD_HELD_MSK

#define LTC4296_OVERLOAD_HELD_MSK NO_OS_BIT(8)

◆ LTC4296_PAD_AUTO_MSK

#define LTC4296_PAD_AUTO_MSK NO_OS_BIT(3)

◆ LTC4296_PAD_WAKEUP_DRIVE_MSK

#define LTC4296_PAD_WAKEUP_DRIVE_MSK NO_OS_BIT(1)

◆ LTC4296_PAD_WAKEUP_MSK

#define LTC4296_PAD_WAKEUP_MSK NO_OS_BIT(2)

◆ LTC4296_PD_WAKEUP_MSK

#define LTC4296_PD_WAKEUP_MSK NO_OS_BIT(2)

◆ LTC4296_PEC_FAULT_MSK

#define LTC4296_PEC_FAULT_MSK NO_OS_BIT(2)

◆ LTC4296_PG_OUT0_MSK

#define LTC4296_PG_OUT0_MSK NO_OS_BIT(4)

◆ LTC4296_PG_OUT1_MSK

#define LTC4296_PG_OUT1_MSK NO_OS_BIT(5)

◆ LTC4296_PG_OUT2_MSK

#define LTC4296_PG_OUT2_MSK NO_OS_BIT(6)

◆ LTC4296_PG_OUT3_MSK

#define LTC4296_PG_OUT3_MSK NO_OS_BIT(7)

◆ LTC4296_PG_OUT4_MSK

#define LTC4296_PG_OUT4_MSK NO_OS_BIT(8)

◆ LTC4296_PI_DETECTING_MSK

#define LTC4296_PI_DETECTING_MSK NO_OS_BIT(5)

◆ LTC4296_PI_DISCHARGE_EN_MSK

#define LTC4296_PI_DISCHARGE_EN_MSK NO_OS_BIT(3)

◆ LTC4296_PI_POWERED_MSK

#define LTC4296_PI_POWERED_MSK NO_OS_BIT(4)

◆ LTC4296_PI_PREBIASED_MSK

#define LTC4296_PI_PREBIASED_MSK NO_OS_BIT(6)

◆ LTC4296_PI_SLEEPING_MSK

#define LTC4296_PI_SLEEPING_MSK NO_OS_BIT(7)

◆ LTC4296_POWER_STABLE_HI_MSK

#define LTC4296_POWER_STABLE_HI_MSK NO_OS_BIT(11)

◆ LTC4296_POWER_STABLE_LO_MSK

#define LTC4296_POWER_STABLE_LO_MSK NO_OS_BIT(10)

◆ LTC4296_POWER_STABLE_MSK

#define LTC4296_POWER_STABLE_MSK NO_OS_BIT(9)

◆ LTC4296_PREBIAS_OVERRIDE_GOOD_MSK

#define LTC4296_PREBIAS_OVERRIDE_GOOD_MSK NO_OS_BIT(8)

◆ LTC4296_PSE_STATUS_MSK

#define LTC4296_PSE_STATUS_MSK NO_OS_GENMASK(2, 0)

◆ LTC4296_REFRESH_MSK

#define LTC4296_REFRESH_MSK NO_OS_BIT(1)

◆ LTC4296_REG_GADCCFG

#define LTC4296_REG_GADCCFG 0x0A

◆ LTC4296_REG_GADCDAT

#define LTC4296_REG_GADCDAT 0x0B

◆ LTC4296_REG_GCAP

#define LTC4296_REG_GCAP 0x06

◆ LTC4296_REG_GCFG

#define LTC4296_REG_GCFG 0x09

◆ LTC4296_REG_GCMD

#define LTC4296_REG_GCMD 0x08

◆ LTC4296_REG_GFLTEV

#define LTC4296_REG_GFLTEV 0x02

◆ LTC4296_REG_GFLTMSK

#define LTC4296_REG_GFLTMSK 0x03

◆ LTC4296_REG_GIOST

#define LTC4296_REG_GIOST 0x07

◆ LTC4296_REG_P0ADCCFG

#define LTC4296_REG_P0ADCCFG 0x15

◆ LTC4296_REG_P0ADCDAT

#define LTC4296_REG_P0ADCDAT 0x16

◆ LTC4296_REG_P0CFG0

#define LTC4296_REG_P0CFG0 0x13

◆ LTC4296_REG_P0CFG1

#define LTC4296_REG_P0CFG1 0x14

◆ LTC4296_REG_P0EV

#define LTC4296_REG_P0EV 0x10

◆ LTC4296_REG_P0SELFTEST

#define LTC4296_REG_P0SELFTEST 0x17

◆ LTC4296_REG_P0ST

#define LTC4296_REG_P0ST 0x12

◆ LTC4296_REG_P1ADCCFG

#define LTC4296_REG_P1ADCCFG 0x25

◆ LTC4296_REG_P1ADCDAT

#define LTC4296_REG_P1ADCDAT 0x26

◆ LTC4296_REG_P1CFG0

#define LTC4296_REG_P1CFG0 0x23

◆ LTC4296_REG_P1CFG1

#define LTC4296_REG_P1CFG1 0x24

◆ LTC4296_REG_P1EV

#define LTC4296_REG_P1EV 0x20

◆ LTC4296_REG_P1SELFTEST

#define LTC4296_REG_P1SELFTEST 0x27

◆ LTC4296_REG_P1ST

#define LTC4296_REG_P1ST 0x22

◆ LTC4296_REG_P2ADCCFG

#define LTC4296_REG_P2ADCCFG 0x35

◆ LTC4296_REG_P2ADCDAT

#define LTC4296_REG_P2ADCDAT 0x36

◆ LTC4296_REG_P2CFG0

#define LTC4296_REG_P2CFG0 0x33

◆ LTC4296_REG_P2CFG1

#define LTC4296_REG_P2CFG1 0x34

◆ LTC4296_REG_P2EV

#define LTC4296_REG_P2EV 0x30

◆ LTC4296_REG_P2SELFTEST

#define LTC4296_REG_P2SELFTEST 0x37

◆ LTC4296_REG_P2ST

#define LTC4296_REG_P2ST 0x32

◆ LTC4296_REG_P3ADCCFG

#define LTC4296_REG_P3ADCCFG 0x45

◆ LTC4296_REG_P3ADCDAT

#define LTC4296_REG_P3ADCDAT 0x46

◆ LTC4296_REG_P3CFG0

#define LTC4296_REG_P3CFG0 0x43

◆ LTC4296_REG_P3CFG1

#define LTC4296_REG_P3CFG1 0x44

◆ LTC4296_REG_P3EV

#define LTC4296_REG_P3EV 0x40

◆ LTC4296_REG_P3SELFTEST

#define LTC4296_REG_P3SELFTEST 0x47

◆ LTC4296_REG_P3ST

#define LTC4296_REG_P3ST 0x42

◆ LTC4296_REG_P4ADCCFG

#define LTC4296_REG_P4ADCCFG 0x55

◆ LTC4296_REG_P4ADCDAT

#define LTC4296_REG_P4ADCDAT 0x56

◆ LTC4296_REG_P4CFG0

#define LTC4296_REG_P4CFG0 0x53

◆ LTC4296_REG_P4CFG1

#define LTC4296_REG_P4CFG1 0x54

◆ LTC4296_REG_P4EV

#define LTC4296_REG_P4EV 0x50

◆ LTC4296_REG_P4SELFTEST

#define LTC4296_REG_P4SELFTEST 0x57

◆ LTC4296_REG_P4ST

#define LTC4296_REG_P4ST 0x52

◆ LTC4296_RESET_CODE

#define LTC4296_RESET_CODE 0x73

◆ LTC4296_SCCP_SUPPORT_MSK

#define LTC4296_SCCP_SUPPORT_MSK NO_OS_BIT(6)

◆ LTC4296_SET_CLASSIFICATION_MODE_MSK

#define LTC4296_SET_CLASSIFICATION_MODE_MSK NO_OS_BIT(13)

◆ LTC4296_SIG_OVERRIDE_BAD_MSK

#define LTC4296_SIG_OVERRIDE_BAD_MSK NO_OS_BIT(1)

◆ LTC4296_SIG_OVERRIDE_GOOD_MSK

#define LTC4296_SIG_OVERRIDE_GOOD_MSK NO_OS_BIT(0)

◆ LTC4296_SOFT_START_DISABLE_MSK

#define LTC4296_SOFT_START_DISABLE_MSK NO_OS_BIT(9)

◆ LTC4296_SOURCE_CURRENT_MSK

#define LTC4296_SOURCE_CURRENT_MSK NO_OS_GENMASK(11, 0)

◆ LTC4296_SPI_READ

#define LTC4296_SPI_READ 0x01

◆ LTC4296_SPI_WRITE

#define LTC4296_SPI_WRITE 0x00

◆ LTC4296_SW_EN_MSK

#define LTC4296_SW_EN_MSK NO_OS_BIT(0)

◆ LTC4296_SW_INRUSH_MSK

#define LTC4296_SW_INRUSH_MSK NO_OS_BIT(15)

◆ LTC4296_SW_POWER_AVAILABLE_MSK

#define LTC4296_SW_POWER_AVAILABLE_MSK NO_OS_BIT(5)

◆ LTC4296_SW_PSE_READY_MSK

#define LTC4296_SW_PSE_READY_MSK NO_OS_BIT(6)

◆ LTC4296_SW_PSE_WAKEUP_MSK

#define LTC4296_SW_PSE_WAKEUP_MSK NO_OS_BIT(2)

◆ LTC4296_SW_RESET_MSK

#define LTC4296_SW_RESET_MSK NO_OS_GENMASK(15, 8)

◆ LTC4296_SW_VIN_PGOOD_MSK

#define LTC4296_SW_VIN_PGOOD_MSK NO_OS_BIT(0)

◆ LTC4296_TDET_DISABLE_MSK

#define LTC4296_TDET_DISABLE_MSK NO_OS_BIT(11)

◆ LTC4296_TINRUSH_TIMER_DONE_MSK

#define LTC4296_TINRUSH_TIMER_DONE_MSK NO_OS_BIT(3)

◆ LTC4296_TINRUSH_TIMER_MSK

#define LTC4296_TINRUSH_TIMER_MSK NO_OS_GENMASK(3, 2)

◆ LTC4296_TLIM_DISABLE_MSK

#define LTC4296_TLIM_DISABLE_MSK NO_OS_BIT(4)

◆ LTC4296_TLIM_TIMER_SLEEP_MSK

#define LTC4296_TLIM_TIMER_SLEEP_MSK NO_OS_GENMASK(3, 2)

◆ LTC4296_TLIM_TIMER_TOP_MSK

#define LTC4296_TLIM_TIMER_TOP_MSK NO_OS_GENMASK(7, 6)

◆ LTC4296_TMFVDO_TIMER_DISABLE_MSK

#define LTC4296_TMFVDO_TIMER_DISABLE_MSK NO_OS_BIT(7)

◆ LTC4296_TOD_TRESTART_TIMER_MSK

#define LTC4296_TOD_TRESTART_TIMER_MSK NO_OS_GENMASK(5, 4)

◆ LTC4296_TOFF_TIMER_DISABLE_MSK

#define LTC4296_TOFF_TIMER_DISABLE_MSK NO_OS_BIT(8)

◆ LTC4296_TOFF_TIMER_DONE_MSK

#define LTC4296_TOFF_TIMER_DONE_MSK NO_OS_BIT(7)

◆ LTC4296_UNLOCK_KEY

#define LTC4296_UNLOCK_KEY 0x05

◆ LTC4296_UPSTREAM_WAKEUP_DISABLE_MSK

#define LTC4296_UPSTREAM_WAKEUP_DISABLE_MSK NO_OS_BIT(4)

◆ LTC4296_UVLO_DIGITAL_MSK

#define LTC4296_UVLO_DIGITAL_MSK NO_OS_BIT(4)

◆ LTC4296_VALID_SIGNATURE_MSK

#define LTC4296_VALID_SIGNATURE_MSK NO_OS_BIT(9)

◆ LTC4296_VGAIN

#define LTC4296_VGAIN 35230 / 1000

◆ LTC4296_VMAX

#define LTC4296_VMAX 1

◆ LTC4296_VMIN

#define LTC4296_VMIN 0

◆ LTC4296_WAKE_FWD_SUPPORT_MSK

#define LTC4296_WAKE_FWD_SUPPORT_MSK NO_OS_BIT(5)

◆ LTC4296_WRITE_PROTECT_MSK

#define LTC4296_WRITE_PROTECT_MSK NO_OS_GENMASK(7, 0)

◆ RTESTLOAD

#define RTESTLOAD 200 /*(ohm)*/

Enumeration Type Documentation

◆ adi_ltc_result

enum adi_ltc_result

Device Result Codes.

Enumerator
ADI_LTC_SUCCESS	Success
ADI_LTC_DISCONTINUE_SCCP	Discontinue the SCCP configuration cycle.
ADI_LTC_SCCP_COMPLETE	Complete SCCP configuration cycle.
ADI_LTC_SCCP_PD_DETECTION_FAILED	PD Detection failed
ADI_LTC_SCCP_PD_NOT_PRESENT	SCCP PD not present
ADI_LTC_SCCP_PD_RES_INVALID	PD Response is invalid
ADI_LTC_SCCP_PD_PRESENT	PD is present.
ADI_LTC_SCCP_PD_CLASS_COMPATIBLE	PD Class is compatible
ADI_LTC_SCCP_PD_CLASS_NOT_SUPPORTED	PD Class is out of range
ADI_LTC_SCCP_PD_CLASS_NOT_COMPATIBLE	PD Class is not compatible
ADI_LTC_SCCP_PD_LINE_NOT_HIGH	PD line has not gone HIGH
ADI_LTC_SCCP_PD_LINE_NOT_LOW	PD line has not gone LOW
ADI_LTC_SCCP_PD_CRC_FAILED	CRC received from PD is incorrect
ADI_LTC_APL_COMPLETE	Complete APL configuration cycle.
ADI_LTC_DISCONTINUE_APL	Discontinue the APL configuration cycle.
ADI_LTC_INVALID_ADC_VOLTAGE	Invalid ADC Accumulation result.
ADI_LTC_INVALID_ADC_PORT_CURRENT	Invalid ADC Port Current
ADI_LTC_TEST_COMPLETE	LTC Test complete.
ADI_LTC_DISCONTINUE_TEST	LTC Discontinue Test.
ADI_LTC_TEST_FAILED	LTC Test Failed.
ADI_LTC_INVALID_VIN	VIN is invalid

◆ ltc4296_board_class

enum ltc4296_board_class

Board Classes.

Enumerator
SPOE_CLASS10
SPOE_CLASS11
SPOE_CLASS12
SPOE_CLASS13
SPOE_CLASS14
SPOE_CLASS15
APL_CLASSA
APL_CLASSA_NOAUTONEG
APL_CLASSC
APL_CLASS3
PRODUCTION_POWER_TEST
APL_CLASSA_OLD_DEMO
SPOE_OFF
PRODUCTION_DATA_TEST
RESERVED
DEBUGMODE

◆ ltc4296_config

enum ltc4296_config

Device Configuration Modes.

Enumerator
LTC_CFG_SCCP_MODE
LTC_CFG_APL_MODE
LTC_CFG_RESET

◆ ltc4296_port

enum ltc4296_port

Device Port Numbers.

Enumerator
LTC_PORT0
LTC_PORT1
LTC_PORT2
LTC_PORT3
LTC_PORT4
LTC_NO_PORT

◆ ltc4296_port_reg_offset_e

enum ltc4296_port_reg_offset_e

Device Port Register offsets.

Enumerator
LTC_PORT_EVENTS
LTC_PORT_STATUS
LTC_PORT_CFG0
LTC_PORT_CFG1
LTC_PORT_ADCCFG
LTC_PORT_ADCDAT
LTC_PORT_SELFTEST

◆ ltc4296_port_status

enum ltc4296_port_status

Device Port Status.

Enumerator
LTC_PORT_DISABLED
LTC_PORT_ENABLED

◆ ltc4296_pse_status

enum ltc4296_pse_status

Device PSE Status.

Enumerator
LTC_PSE_STATUS_DISABLED
LTC_PSE_STATUS_SLEEPING
LTC_PSE_STATUS_DELIVERING
LTC_PSE_STATUS_SEARCHING
LTC_PSE_STATUS_ERROR
LTC_PSE_STATUS_IDLE
LTC_PSE_STATUS_PREPDET
LTC_PSE_STATUS_UNKNOWN

◆ ltc4296_state

enum ltc4296_state

Device State.

Enumerator
LTC_UNLOCKED
LTC_LOCKED

Function Documentation

◆ ltc4296_chk_global_events()

int ltc4296_chk_global_events ( struct ltc4296_dev * dev )

Check global events.

Check global events

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_chk_port_events()

int ltc4296_chk_port_events	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	ltc4296_port )

Check port events

◆ ltc4296_clear_ckt_breaker()

int ltc4296_clear_ckt_breaker ( struct ltc4296_dev * dev )

Clear circuit break faults.

Clear circuit break faults

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_clear_global_faults()

int ltc4296_clear_global_faults ( struct ltc4296_dev * dev )

Clear global faults.

Clear global faults

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_clear_port_events()

int ltc4296_clear_port_events	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Clear Port Events.

Clear Port Events

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_disable_gadc()

int ltc4296_disable_gadc ( struct ltc4296_dev * dev )

Disable the global ADC.

Disable the global ADC

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_force_port_pwr()

int ltc4296_force_port_pwr	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Force port to power mode.

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_get_port_addr()

int ltc4296_get_port_addr	(	enum ltc4296_port	port_no,
		enum ltc4296_port_reg_offset_e	port_offset,
		uint8_t *	port_addr )

Get port address.

Get port address

Parameters

port_no	- The port number
port_offset	- The port offset
port_addr	- The port address

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_init()

int ltc4296_init	(	struct ltc4296_dev **	device,
		struct ltc4296_init_param *	init_param )

Device initialization.

Device initialization

Parameters

device	- The device structure
init_param	- The initialization parameters

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_locked()

int ltc4296_is_locked	(	struct ltc4296_dev *	dev,
		enum ltc4296_state *	state )

Check device state.

Check device state

Parameters

dev	- The device structure
state	- The state of the device

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_port_deliver_pwr()

int ltc4296_is_port_deliver_pwr	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		enum ltc4296_pse_status *	pwr_status )

Check if port delivers power.

Check if port delivers power

Parameters

dev	- The device structure
port_no	- The port number
pwr_status	- The PSE Status of the port

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_port_disabled()

int ltc4296_is_port_disabled	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		enum ltc4296_port_status *	port_chk )

Check if port is enabled/disabled.

Check if port is enabled/disabled

Parameters

dev	- The device structure
port_no	- The port number
port_chk	- The port is enabled/disabled

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_port_pwr_stable()

int ltc4296_is_port_pwr_stable	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		bool *	pwr_status )

Check if port has stable power.

Check if port has stable power

Parameters

dev	- The device structure
port_no	- The port number
pwr_status	- The power status

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_vin_valid()

int ltc4296_is_vin_valid	(	struct ltc4296_dev *	dev,
		int	port_vin_mv,
		enum ltc4296_board_class	ltcboard_class,
		bool *	vin_valid )

Check if input voltage is valid.

Check if input voltage is valid

Parameters

dev	- The device structure
port_vin_mv	- The input voltage in mV
ltcboard_class	- The board class
vin_valid	- Valid input voltage

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_is_vout_valid()

int ltc4296_is_vout_valid	(	struct ltc4296_dev *	dev,
		int	port_vout_mv,
		enum ltc4296_board_class	ltcboard_class,
		bool *	vout_valid )

Check if output voltage is valid.

Parameters

dev	- The device structure
port_vout_mv	- The output voltage in mV
ltcboard_class	- The board class
vout_valid	- Valid input voltage

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_port_disable()

int ltc4296_port_disable	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Check if port is disabled.

Check if port is disabled

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_port_en()

int ltc4296_port_en	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Enable specific port.

Enable specific port

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_port_en_and_classification()

int ltc4296_port_en_and_classification	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Enable specific port and classify.

Enable specific port and classify

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_port_prebias()

int ltc4296_port_prebias	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		enum ltc4296_config	mode )

Stimulate valid wake-up signature for a port.

Stimulate valid wake-up signature for a port

Parameters

dev	- The device structure
port_no	- The port number
mode	- The device configuration mode

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_port_pwr_available()

int ltc4296_port_pwr_available	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Set port is able to source power.

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_print_global_faults()

int ltc4296_print_global_faults ( uint16_t g_events )

Print global faults.

Print global faults

Parameters

g_events - The global events data

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_print_port_events()

int ltc4296_print_port_events	(	enum ltc4296_port	port_no,
		uint16_t	port_events )

Print port events.

Print port events

Parameters

port_no	- The port number
port_events	- The port events data

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_read_gadc()

int ltc4296_read_gadc	(	struct ltc4296_dev *	dev,
		int *	port_voltage_mv )

Read global ADC.

Read global ADC

Parameters

dev	- The device structure
port_voltage_mv	- The port voltage in mV

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_read_global_faults()

int ltc4296_read_global_faults	(	struct ltc4296_dev *	dev,
		uint16_t *	g_events )

Read global faults.

Read global faults

Parameters

dev	- The device structure
g_events	- The global events data read

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_read_port_adc()

int ltc4296_read_port_adc	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		int *	port_i_out_ma )

Read port ADC.

Read port ADC

Parameters

dev	- The device structure
port_no	- The port number
port_i_out_ma	- The port current in mA.

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_read_port_events()

int ltc4296_read_port_events	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		uint16_t *	port_events )

Read Port Events.

Read Port Events

Parameters

dev	- The device structure
port_no	- The port number
port_events	- The port events read

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_read_port_status()

int ltc4296_read_port_status	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no,
		uint16_t *	port_status )

Read Port Status.

Read Port Status

Parameters

dev	- The device structure
port_no	- The port number
port_status	- The port status

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_reg_read()

int ltc4296_reg_read	(	struct ltc4296_dev *	dev,
		uint8_t	reg,
		uint16_t *	data )

Register Read.

Register Read

Parameters

dev	- The device structure
reg	- The register value
data	- The data read from the device.

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_reg_write()

int ltc4296_reg_write	(	struct ltc4296_dev *	dev,
		uint8_t	reg,
		uint16_t	data )

Register Write.

Register Write

Parameters

dev	- The device structure
reg	- The register value
data	- The data written to the device

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_remove()

int ltc4296_remove ( struct ltc4296_dev * dev )

Free allocated resources.

Free allocated resources

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_reset()

int ltc4296_reset ( struct ltc4296_dev * dev )

Software reset.

Register Write

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_set_gadc_vin()

int ltc4296_set_gadc_vin ( struct ltc4296_dev * dev )

Set the global ADC to measure voltage.

Set the global ADC to measure voltage

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_set_gadc_vout()

int ltc4296_set_gadc_vout	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Configure Global ADC to read output voltage.

Configure Global ADC to read output voltage

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_set_port_mfvs()

int ltc4296_set_port_mfvs	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Set port to maintain full voltage signature.

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_set_port_pwr()

int ltc4296_set_port_pwr	(	struct ltc4296_dev *	dev,
		enum ltc4296_port	port_no )

Set port to power mode.

Parameters

dev	- The device structure
port_no	- The port number

Returns: 0 in case of success, negative code otherwise

◆ ltc4296_unlock()

int ltc4296_unlock ( struct ltc4296_dev * dev )

Device unlock.

Device unlock

Parameters

dev	- The device structure

Returns: 0 in case of success, negative code otherwise

Classes

Macros

Enumerations

Functions

Detailed Description

Macro Definition Documentation

◆ LTC4296_ADC_OFFSET

◆ LTC4296_COMMAND_FAULT_MSK

◆ LTC4296_DET_VHIGH_MSK

◆ LTC4296_DET_VLOW_MSK

◆ LTC4296_DISABLE_DETECTION_PULLUP_MSK

◆ LTC4296_DOWNSTREAM_WAKEUP_DISABLE_MSK

◆ LTC4296_END_CLASSIFICATION_MSK

◆ LTC4296_FOLDBACK_DISABLE_MSK

◆ LTC4296_GADC_MISSED_MSK

◆ LTC4296_GADC_MSK

◆ LTC4296_GADC_NEW_MSK

◆ LTC4296_GADC_SAMPLE_MODE_MSK

◆ LTC4296_GADC_SEL_MSK

◆ LTC4296_HW_EN_MASK_MSK

◆ LTC4296_IGAIN

◆ LTC4296_INVALID_SIGNATURE_MSK

◆ LTC4296_LOCK_KEY

◆ LTC4296_LOW_CKT_BRK_FAULT_MSK

◆ LTC4296_LSNS_FORWARD_FAULT_MSK

◆ LTC4296_LSNS_REVERSE_FAULT_MSK

◆ LTC4296_MASK_LOWFAULT_MSK

◆ LTC4296_MAX_PORTS

◆ LTC4296_MEMORY_FAULT_MSK

◆ LTC4296_MFVS_THRESHOLD_MSK

◆ LTC4296_MFVS_TIMEOUT_MSK

◆ LTC4296_MISSED_MSK

◆ LTC4296_NEW_MSK

◆ LTC4296_NUMPORTS_MSK

◆ LTC4296_OVERLOAD_DETECTED_IPOWERED_MSK

◆ LTC4296_OVERLOAD_DETECTED_ISLEEP_MSK

◆ LTC4296_OVERLOAD_HELD_MSK

◆ LTC4296_PAD_AUTO_MSK

◆ LTC4296_PAD_WAKEUP_DRIVE_MSK

◆ LTC4296_PAD_WAKEUP_MSK

◆ LTC4296_PD_WAKEUP_MSK

◆ LTC4296_PEC_FAULT_MSK

◆ LTC4296_PG_OUT0_MSK

◆ LTC4296_PG_OUT1_MSK

◆ LTC4296_PG_OUT2_MSK

◆ LTC4296_PG_OUT3_MSK

◆ LTC4296_PG_OUT4_MSK

◆ LTC4296_PI_DETECTING_MSK

◆ LTC4296_PI_DISCHARGE_EN_MSK

◆ LTC4296_PI_POWERED_MSK

◆ LTC4296_PI_PREBIASED_MSK

◆ LTC4296_PI_SLEEPING_MSK

◆ LTC4296_POWER_STABLE_HI_MSK

◆ LTC4296_POWER_STABLE_LO_MSK

◆ LTC4296_POWER_STABLE_MSK

◆ LTC4296_PREBIAS_OVERRIDE_GOOD_MSK

◆ LTC4296_PSE_STATUS_MSK

◆ LTC4296_REFRESH_MSK

◆ LTC4296_REG_GADCCFG

◆ LTC4296_REG_GADCDAT

◆ LTC4296_REG_GCAP

◆ LTC4296_REG_GCFG

◆ LTC4296_REG_GCMD

◆ LTC4296_REG_GFLTEV

◆ LTC4296_REG_GFLTMSK

◆ LTC4296_REG_GIOST

◆ LTC4296_REG_P0ADCCFG

◆ LTC4296_REG_P0ADCDAT

◆ LTC4296_REG_P0CFG0

◆ LTC4296_REG_P0CFG1

◆ LTC4296_REG_P0EV

◆ LTC4296_REG_P0SELFTEST

◆ LTC4296_REG_P0ST

◆ LTC4296_REG_P1ADCCFG

◆ LTC4296_REG_P1ADCDAT

◆ LTC4296_REG_P1CFG0

◆ LTC4296_REG_P1CFG1

◆ LTC4296_REG_P1EV

◆ LTC4296_REG_P1SELFTEST

◆ LTC4296_REG_P1ST