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adp5055.h File Reference

Header file for the ADP5055 Driver. More...

#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include "no_os_gpio.h"
#include "no_os_i2c.h"
#include "no_os_pwm.h"
#include "no_os_util.h"
#include "no_os_units.h"
Include dependency graph for adp5055.h:
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes

struct  adp5055_init_param
 Initialization parameter for the ADP5055 device. More...
 
struct  adp5055_desc
 Device descriptor for ADP5055. More...
 

Macros

#define ADP5055_CAPABILITY   0x19
 
#define ADP5055_STATUS_CML   0x7E
 
#define ADP5055_MODEL_ID   0xD0
 
#define ADP5055_CTRL123   0xD1
 
#define ADP5055_VID_GO   0xD2
 
#define ADP5055_CTRL_MODE1   0xD3
 
#define ADP5055_CTRL_MODE2   0xD4
 
#define ADP5055_DLY1   0xD5
 
#define ADP5055_DLY2   0xD6
 
#define ADP5055_DLY3   0xD7
 
#define ADP5055_VID1   0xD8
 
#define ADP5055_VID2   0xD9
 
#define ADP5055_VID3   0xDA
 
#define ADP5055_DVS_CFG   0xDB
 
#define ADP5055_DVS_LIM1   0xDC
 
#define ADP5055_DVS_LIM2   0xDD
 
#define ADP5055_DVS_LIM3   0xDE
 
#define ADP5055_FT_CFG   0xDF
 
#define ADP5055_PG_CFG   0xE0
 
#define ADP5055_PG_READ   0xE1
 
#define ADP5055_STATUS_LCH   0xE2
 
#define ADP5055_CH1_ON   NO_OS_BIT(0)
 
#define ADP5055_CH2_ON   NO_OS_BIT(1)
 
#define ADP5055_CH3_ON   NO_OS_BIT(2)
 
#define ADP5055_VID1_GO   NO_OS_BIT(0)
 
#define ADP5055_VID2_GO   NO_OS_BIT(1)
 
#define ADP5055_VID3_GO   NO_OS_BIT(2)
 
#define ADP5055_EN_MODE_MASK   NO_OS_GENMASK(1, 0)
 
#define ADP5055_DVS_AUTO   NO_OS_BIT(4)
 
#define ADP5055_DSCG1_ON   NO_OS_BIT(0)
 
#define ADP5055_DSCG2_ON   NO_OS_BIT(1)
 
#define ADP5055_DSCG3_ON   NO_OS_BIT(2)
 
#define ADP5055_PSM1_ON   NO_OS_BIT(4)
 
#define ADP5055_PSM2_ON   NO_OS_BIT(5)
 
#define ADP5055_PSM3_ON   NO_OS_BIT(6)
 
#define ADP5055_OCP_BLANKING   NO_OS_BIT(7)
 
#define ADP5055_EN_DLY_MASK   NO_OS_GENMASK(2, 0)
 
#define ADP5055_DIS_DLY_MASK   NO_OS_GENMASK(6, 4)
 
#define ADP5055_DVS_INTVAL1   NO_OS_GENMASK(1, 0)
 
#define ADP5055_DVS_INTVAL2   NO_OS_GENMASK(3, 2)
 
#define ADP5055_DVS_INTVAL3   NO_OS_GENMASK(5, 4)
 
#define ADP5055_VIDX_LOW_MASK   NO_OS_GENMASK(3, 0)
 
#define ADP5055_VIDX_HIGH_MASK   NO_OS_GENMASK(7, 4)
 
#define ADP5055_FT1_TH   NO_OS_GENMASK(1, 0)
 
#define ADP5055_FT2_TH   NO_OS_GENMASK(3, 2)
 
#define ADP5055_FT3_TH   NO_OS_GENMASK(5, 4)
 
#define ADP5055_PG1_MASK   NO_OS_BIT(0)
 
#define ADP5055_PG2_MASK   NO_OS_BIT(1)
 
#define ADP5055_PG3_MASK   NO_OS_BIT(2)
 
#define ADP5055_PWRGD_DLY   NO_OS_BIT(4)
 
#define ADP5055_PWRGD1   NO_OS_BIT(0)
 
#define ADP5055_PWRGD2   NO_OS_BIT(1)
 
#define ADP5055_PWRGD3   NO_OS_BIT(2)
 
#define ADP5055_PG1_LCH   NO_OS_BIT(0)
 
#define ADP5055_PG2_LCH   NO_OS_BIT(1)
 
#define ADP5055_PG3_LCH   NO_OS_BIT(2)
 
#define ADP5055_TSD_LCH   NO_OS_BIT(3)
 
#define ADP5055_OCP1_LCH   NO_OS_BIT(4)
 
#define ADP5055_OCP2_LCH   NO_OS_BIT(5)
 
#define ADP5055_OCP3_LCH   NO_OS_BIT(6)
 
#define ADP5055_INT_LCH   NO_OS_BIT(7)
 
#define ADP5055_PMBUS_OPEN_ADDRESS   0x70
 
#define ADP5055_PMBUS_0OHM_ADDRESS   0x70
 
#define ADP5055_PMBUS_14KOHM_ADDRESS   0x71
 
#define ADP5055_PMBUS_16KOHM_ADDRESS   0x72
 
#define ADP5055_PMBUS_20KOHM_ADDRESS   0x73
 
#define ADP5055_PMBUS_23KOHM_ADDRESS   0x70
 
#define ADP5055_PMBUS_32KOHM_ADDRESS   0x71
 
#define ADP5055_PMBUS_39KOHM_ADDRESS   0x73
 
#define ADP5055_PMBUS_47KOHM_ADDRESS   0x71
 
#define ADP5055_PMBUS_57KOHM_ADDRESS   0x72
 
#define ADP5055_PMBUS_71KOHM_ADDRESS   0x73
 
#define ADP5055_PMBUS_90KOHM_ADDRESS   0x70
 
#define ADP5055_PMBUS_127KOHM_ADDRESS   0x71
 
#define ADP5055_PMBUS_200KOHM_ADDRESS   0x72
 
#define ADP5055_PMBUS_511KOHM_ADDRESS   0x73
 

Enumerations

enum  adp5055_latch_status {
  ADP5055_LCH_INIT_FAIL ,
  ADP5055_LCH_OVERCURRENT_HICCUP ,
  ADP5055_LCH_THERMAL_SHUTDOWN ,
  ADP5055_LCH_PG_FAIL
}
 
enum  adp5055_en_mode {
  ADP5055_EN_MODE_HW_ONLY ,
  ADP5055_EN_MODE_SW_ONLY ,
  ADP5055_EN_MODE_HW_AND_SW ,
  ADP5055_EN_MODE_HW_OR_SW
}
 
enum  adp5055_vidx_limit {
  ADP5055_VIDX_LOW ,
  ADP5055_VIDX_HIGH
}
 
enum  adp5055_ft_th {
  ADP5055_FT_NONE ,
  ADP5055_FT_1_5WINDOW_3G ,
  ADP5055_FT_1_5WINDOW_5G ,
  ADP5055_FT_2_5WINDOW_5G
}
 
enum  adp5055_dvs_intval {
  ADP5055_DVS_INTVAL_125US ,
  ADP5055_DVS_INTVAL_62US ,
  ADP5055_DVS_INTVAL_31US ,
  ADP5055_DVS_INTVAL_15US
}
 
enum  adp5055_en_dly {
  ADP5055_EN_NO_DELAY ,
  ADP5055_EN_1TSET ,
  ADP5055_EN_2TSET ,
  ADP5055_EN_3TSET ,
  ADP5055_EN_4TSET ,
  ADP5055_EN_5TSET ,
  ADP5055_EN_6TSET ,
  ADP5055_EN_7TSET
}
 
enum  adp5055_dis_dly {
  ADP5055_DIS_NO_DELAY ,
  ADP5055_DIS_2TSET ,
  ADP5055_DIS_4TSET ,
  ADP5055_DIS_6TSET ,
  ADP5055_DIS_8TSET ,
  ADP5055_DIS_10TSET ,
  ADP5055_DIS_12TSET ,
  ADP5055_DIS_14TSET
}
 
enum  adp5055_channel {
  ADP5055_VOUT1 ,
  ADP5055_VOUT2 ,
  ADP5055_VOUT3
}
 

Functions

int adp5055_read (struct adp5055_desc *desc, uint8_t address, uint8_t *data)
 Read data from ADP5055.
 
int adp5055_write (struct adp5055_desc *desc, uint8_t address, uint8_t data)
 Write data to ADP5055.
 
int adp5055_read_status (struct adp5055_desc *desc, uint8_t *status_val)
 Read statuses.
 
int adp5055_set_enable_mode (struct adp5055_desc *desc, enum adp5055_en_mode mode)
 Configures enabling for all individual channels by hardware and/or software.
 
int adp5055_set_dvs_auto (struct adp5055_desc *desc, bool en)
 Enables or disables dynamic voltage scaling across all channels.
 
int adp5055_set_ocp_blanking (struct adp5055_desc *desc, bool en)
 Enables or disables overcurrent protection (OCP) blanking for all channels.
 
int adp5055_set_auto_pwm_psm (struct adp5055_desc *desc, enum adp5055_channel ch, bool en)
 Enables or disables automatic PWM/PSM per channel.
 
int adp5055_set_output_discharge (struct adp5055_desc *desc, enum adp5055_channel ch, bool en)
 Enables or disables output discharge per channel.
 
int adp5055_set_enable_disable_delay (struct adp5055_desc *desc, enum adp5055_channel ch, enum adp5055_en_dly en_dly, enum adp5055_dis_dly dis_dly)
 Sets both enable and disable delay per channel.
 
int adp5055_set_vid_code (struct adp5055_desc *desc, enum adp5055_channel ch, uint8_t val)
 Sets 8-bit code of output voltage reference of a channel.
 
int adp5055_start_vout (struct adp5055_desc *desc, enum adp5055_channel ch)
 Initiates output voltage transition on specified channel when dynamic voltage scaling is enabled.
 
int adp5055_enable_channel (struct adp5055_desc *desc, enum adp5055_channel ch, bool en)
 Enables output voltage channel in software.
 
int adp5055_set_dvs_interval (struct adp5055_desc *desc, enum adp5055_channel ch, enum adp5055_dvs_intval intval)
 Sets dynamic voltage scaling interval for each channel.
 
int adp5055_set_vidx_lim (struct adp5055_desc *desc, enum adp5055_channel ch, enum adp5055_vidx_limit lim_type, uint8_t lim_val)
 Sets high or low limit for output voltage reference.
 
int adp5055_set_fast_transient (struct adp5055_desc *desc, enum adp5055_channel ch, enum adp5055_ft_th ft)
 Configures fast transient sensitivity per channel.
 
int adp5055_set_pg_channel_output (struct adp5055_desc *desc, enum adp5055_channel ch, bool en)
 Enables power good signal to external PWRGD hardware pin.
 
int adp5055_set_pg_hw_delay (struct adp5055_desc *desc, bool en)
 Enables a delay in the PWRGD hardware pin.
 
int adp5055_read_pg (struct adp5055_desc *desc, enum adp5055_channel ch, uint8_t *pg_val)
 Reads real-time power good status of specified channel.
 
int adp5055_read_latched_status (struct adp5055_desc *desc, enum adp5055_channel ch, enum adp5055_latch_status lch_status_type, uint8_t *lch_status_val)
 Reads the latched status of a specified channel.
 
int adp5055_init (struct adp5055_desc **desc, struct adp5055_init_param *init_param)
 Initialize the ADP5055 device.
 
int adp5055_remove (struct adp5055_desc *desc)
 Free the resources allocated by the adp5055_init()
 

Detailed Description

Header file for the ADP5055 Driver.

Author
Angelo Catapang (angel.nosp@m.o.ca.nosp@m.tapan.nosp@m.g@an.nosp@m.alog..nosp@m.com)

Copyright 2025(c) Analog Devices, Inc.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
  3. Neither the name of Analog Devices, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Macro Definition Documentation

◆ ADP5055_CAPABILITY

#define ADP5055_CAPABILITY   0x19

◆ ADP5055_CH1_ON

#define ADP5055_CH1_ON   NO_OS_BIT(0)

◆ ADP5055_CH2_ON

#define ADP5055_CH2_ON   NO_OS_BIT(1)

◆ ADP5055_CH3_ON

#define ADP5055_CH3_ON   NO_OS_BIT(2)

◆ ADP5055_CTRL123

#define ADP5055_CTRL123   0xD1

◆ ADP5055_CTRL_MODE1

#define ADP5055_CTRL_MODE1   0xD3

◆ ADP5055_CTRL_MODE2

#define ADP5055_CTRL_MODE2   0xD4

◆ ADP5055_DIS_DLY_MASK

#define ADP5055_DIS_DLY_MASK   NO_OS_GENMASK(6, 4)

◆ ADP5055_DLY1

#define ADP5055_DLY1   0xD5

◆ ADP5055_DLY2

#define ADP5055_DLY2   0xD6

◆ ADP5055_DLY3

#define ADP5055_DLY3   0xD7

◆ ADP5055_DSCG1_ON

#define ADP5055_DSCG1_ON   NO_OS_BIT(0)

◆ ADP5055_DSCG2_ON

#define ADP5055_DSCG2_ON   NO_OS_BIT(1)

◆ ADP5055_DSCG3_ON

#define ADP5055_DSCG3_ON   NO_OS_BIT(2)

◆ ADP5055_DVS_AUTO

#define ADP5055_DVS_AUTO   NO_OS_BIT(4)

◆ ADP5055_DVS_CFG

#define ADP5055_DVS_CFG   0xDB

◆ ADP5055_DVS_INTVAL1

#define ADP5055_DVS_INTVAL1   NO_OS_GENMASK(1, 0)

◆ ADP5055_DVS_INTVAL2

#define ADP5055_DVS_INTVAL2   NO_OS_GENMASK(3, 2)

◆ ADP5055_DVS_INTVAL3

#define ADP5055_DVS_INTVAL3   NO_OS_GENMASK(5, 4)

◆ ADP5055_DVS_LIM1

#define ADP5055_DVS_LIM1   0xDC

◆ ADP5055_DVS_LIM2

#define ADP5055_DVS_LIM2   0xDD

◆ ADP5055_DVS_LIM3

#define ADP5055_DVS_LIM3   0xDE

◆ ADP5055_EN_DLY_MASK

#define ADP5055_EN_DLY_MASK   NO_OS_GENMASK(2, 0)

◆ ADP5055_EN_MODE_MASK

#define ADP5055_EN_MODE_MASK   NO_OS_GENMASK(1, 0)

◆ ADP5055_FT1_TH

#define ADP5055_FT1_TH   NO_OS_GENMASK(1, 0)

◆ ADP5055_FT2_TH

#define ADP5055_FT2_TH   NO_OS_GENMASK(3, 2)

◆ ADP5055_FT3_TH

#define ADP5055_FT3_TH   NO_OS_GENMASK(5, 4)

◆ ADP5055_FT_CFG

#define ADP5055_FT_CFG   0xDF

◆ ADP5055_INT_LCH

#define ADP5055_INT_LCH   NO_OS_BIT(7)

◆ ADP5055_MODEL_ID

#define ADP5055_MODEL_ID   0xD0

◆ ADP5055_OCP1_LCH

#define ADP5055_OCP1_LCH   NO_OS_BIT(4)

◆ ADP5055_OCP2_LCH

#define ADP5055_OCP2_LCH   NO_OS_BIT(5)

◆ ADP5055_OCP3_LCH

#define ADP5055_OCP3_LCH   NO_OS_BIT(6)

◆ ADP5055_OCP_BLANKING

#define ADP5055_OCP_BLANKING   NO_OS_BIT(7)

◆ ADP5055_PG1_LCH

#define ADP5055_PG1_LCH   NO_OS_BIT(0)

◆ ADP5055_PG1_MASK

#define ADP5055_PG1_MASK   NO_OS_BIT(0)

◆ ADP5055_PG2_LCH

#define ADP5055_PG2_LCH   NO_OS_BIT(1)

◆ ADP5055_PG2_MASK

#define ADP5055_PG2_MASK   NO_OS_BIT(1)

◆ ADP5055_PG3_LCH

#define ADP5055_PG3_LCH   NO_OS_BIT(2)

◆ ADP5055_PG3_MASK

#define ADP5055_PG3_MASK   NO_OS_BIT(2)

◆ ADP5055_PG_CFG

#define ADP5055_PG_CFG   0xE0

◆ ADP5055_PG_READ

#define ADP5055_PG_READ   0xE1

◆ ADP5055_PMBUS_0OHM_ADDRESS

#define ADP5055_PMBUS_0OHM_ADDRESS   0x70

◆ ADP5055_PMBUS_127KOHM_ADDRESS

#define ADP5055_PMBUS_127KOHM_ADDRESS   0x71

◆ ADP5055_PMBUS_14KOHM_ADDRESS

#define ADP5055_PMBUS_14KOHM_ADDRESS   0x71

◆ ADP5055_PMBUS_16KOHM_ADDRESS

#define ADP5055_PMBUS_16KOHM_ADDRESS   0x72

◆ ADP5055_PMBUS_200KOHM_ADDRESS

#define ADP5055_PMBUS_200KOHM_ADDRESS   0x72

◆ ADP5055_PMBUS_20KOHM_ADDRESS

#define ADP5055_PMBUS_20KOHM_ADDRESS   0x73

◆ ADP5055_PMBUS_23KOHM_ADDRESS

#define ADP5055_PMBUS_23KOHM_ADDRESS   0x70

◆ ADP5055_PMBUS_32KOHM_ADDRESS

#define ADP5055_PMBUS_32KOHM_ADDRESS   0x71

◆ ADP5055_PMBUS_39KOHM_ADDRESS

#define ADP5055_PMBUS_39KOHM_ADDRESS   0x73

◆ ADP5055_PMBUS_47KOHM_ADDRESS

#define ADP5055_PMBUS_47KOHM_ADDRESS   0x71

◆ ADP5055_PMBUS_511KOHM_ADDRESS

#define ADP5055_PMBUS_511KOHM_ADDRESS   0x73

◆ ADP5055_PMBUS_57KOHM_ADDRESS

#define ADP5055_PMBUS_57KOHM_ADDRESS   0x72

◆ ADP5055_PMBUS_71KOHM_ADDRESS

#define ADP5055_PMBUS_71KOHM_ADDRESS   0x73

◆ ADP5055_PMBUS_90KOHM_ADDRESS

#define ADP5055_PMBUS_90KOHM_ADDRESS   0x70

◆ ADP5055_PMBUS_OPEN_ADDRESS

#define ADP5055_PMBUS_OPEN_ADDRESS   0x70

◆ ADP5055_PSM1_ON

#define ADP5055_PSM1_ON   NO_OS_BIT(4)

◆ ADP5055_PSM2_ON

#define ADP5055_PSM2_ON   NO_OS_BIT(5)

◆ ADP5055_PSM3_ON

#define ADP5055_PSM3_ON   NO_OS_BIT(6)

◆ ADP5055_PWRGD1

#define ADP5055_PWRGD1   NO_OS_BIT(0)

◆ ADP5055_PWRGD2

#define ADP5055_PWRGD2   NO_OS_BIT(1)

◆ ADP5055_PWRGD3

#define ADP5055_PWRGD3   NO_OS_BIT(2)

◆ ADP5055_PWRGD_DLY

#define ADP5055_PWRGD_DLY   NO_OS_BIT(4)

◆ ADP5055_STATUS_CML

#define ADP5055_STATUS_CML   0x7E

◆ ADP5055_STATUS_LCH

#define ADP5055_STATUS_LCH   0xE2

◆ ADP5055_TSD_LCH

#define ADP5055_TSD_LCH   NO_OS_BIT(3)

◆ ADP5055_VID1

#define ADP5055_VID1   0xD8

◆ ADP5055_VID1_GO

#define ADP5055_VID1_GO   NO_OS_BIT(0)

◆ ADP5055_VID2

#define ADP5055_VID2   0xD9

◆ ADP5055_VID2_GO

#define ADP5055_VID2_GO   NO_OS_BIT(1)

◆ ADP5055_VID3

#define ADP5055_VID3   0xDA

◆ ADP5055_VID3_GO

#define ADP5055_VID3_GO   NO_OS_BIT(2)

◆ ADP5055_VID_GO

#define ADP5055_VID_GO   0xD2

◆ ADP5055_VIDX_HIGH_MASK

#define ADP5055_VIDX_HIGH_MASK   NO_OS_GENMASK(7, 4)

◆ ADP5055_VIDX_LOW_MASK

#define ADP5055_VIDX_LOW_MASK   NO_OS_GENMASK(3, 0)

Enumeration Type Documentation

◆ adp5055_channel

enum adp5055_channel
Enumerator
ADP5055_VOUT1 
ADP5055_VOUT2 
ADP5055_VOUT3 

◆ adp5055_dis_dly

enum adp5055_dis_dly
Enumerator
ADP5055_DIS_NO_DELAY 
ADP5055_DIS_2TSET 
ADP5055_DIS_4TSET 
ADP5055_DIS_6TSET 
ADP5055_DIS_8TSET 
ADP5055_DIS_10TSET 
ADP5055_DIS_12TSET 
ADP5055_DIS_14TSET 

◆ adp5055_dvs_intval

enum adp5055_dvs_intval
Enumerator
ADP5055_DVS_INTVAL_125US 
ADP5055_DVS_INTVAL_62US 
ADP5055_DVS_INTVAL_31US 
ADP5055_DVS_INTVAL_15US 

◆ adp5055_en_dly

enum adp5055_en_dly
Enumerator
ADP5055_EN_NO_DELAY 
ADP5055_EN_1TSET 
ADP5055_EN_2TSET 
ADP5055_EN_3TSET 
ADP5055_EN_4TSET 
ADP5055_EN_5TSET 
ADP5055_EN_6TSET 
ADP5055_EN_7TSET 

◆ adp5055_en_mode

enum adp5055_en_mode
Enumerator
ADP5055_EN_MODE_HW_ONLY 
ADP5055_EN_MODE_SW_ONLY 
ADP5055_EN_MODE_HW_AND_SW 
ADP5055_EN_MODE_HW_OR_SW 

◆ adp5055_ft_th

enum adp5055_ft_th
Enumerator
ADP5055_FT_NONE 
ADP5055_FT_1_5WINDOW_3G 
ADP5055_FT_1_5WINDOW_5G 
ADP5055_FT_2_5WINDOW_5G 

◆ adp5055_latch_status

enum adp5055_latch_status
Enumerator
ADP5055_LCH_INIT_FAIL 
ADP5055_LCH_OVERCURRENT_HICCUP 
ADP5055_LCH_THERMAL_SHUTDOWN 
ADP5055_LCH_PG_FAIL 

◆ adp5055_vidx_limit

enum adp5055_vidx_limit
Enumerator
ADP5055_VIDX_LOW 
ADP5055_VIDX_HIGH 

Function Documentation

◆ adp5055_enable_channel()

int adp5055_enable_channel ( struct adp5055_desc * desc,
enum adp5055_channel ch,
bool en )

Enables output voltage channel in software.

Enable/disable ADP5055 output channels.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
en- Channel enable or disable
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_init()

int adp5055_init ( struct adp5055_desc ** desc,
struct adp5055_init_param * init_param )

Initialize the ADP5055 device.

Initialize the ADP5055 device descriptor.

Parameters
desc- ADP5055 device descriptor
init_param- Initialization parameter containing information about the ADP5055 device to be initialized.
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_read()

int adp5055_read ( struct adp5055_desc * desc,
uint8_t address,
uint8_t * data )

Read data from ADP5055.

Read command from ADP5055 device.

Parameters
desc- ADP5055 device descriptor
address- 8-bit ADP5055 register address
data- Buffer with received data
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_read_latched_status()

int adp5055_read_latched_status ( struct adp5055_desc * desc,
enum adp5055_channel ch,
enum adp5055_latch_status lch_status_type,
uint8_t * lch_status_val )

Reads the latched status of a specified channel.

Read ADP5055 latched status.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
lch_status_type- Selects which latch status to read
lch_status_val- Stores the latch status value of the specified channel
Returns
0 in case of succes, negative error code otherwise

◆ adp5055_read_pg()

int adp5055_read_pg ( struct adp5055_desc * desc,
enum adp5055_channel ch,
uint8_t * pg_val )

Reads real-time power good status of specified channel.

Read ADP5055 power-good status per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
pg_val- Stores the value of the real-time power good status
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_read_status()

int adp5055_read_status ( struct adp5055_desc * desc,
uint8_t * status_val )

Read statuses.

Read ADP5055 CML status.

Parameters
desc- ADP5055 device descriptor
status_val- Status value to be returned.
Returns
0 in case of succes, negative error code otherwise

◆ adp5055_remove()

int adp5055_remove ( struct adp5055_desc * desc)

Free the resources allocated by the adp5055_init()

Remove resources allocated by the init function.

Parameters
desc- ADP5055 device descriptor
Returns
- 0 in case of succes, negative error code otherwise
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◆ adp5055_set_auto_pwm_psm()

int adp5055_set_auto_pwm_psm ( struct adp5055_desc * desc,
enum adp5055_channel ch,
bool en )

Enables or disables automatic PWM/PSM per channel.

Enable/disable ADP5055 auto PWM/PSM mode per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
en- If true, enables automatic PWM/PSM on specified channel
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_dvs_auto()

int adp5055_set_dvs_auto ( struct adp5055_desc * desc,
bool en )

Enables or disables dynamic voltage scaling across all channels.

Enable/disable ADP5055 dynamic voltage scaling (DVS) auto mode.

Parameters
desc- ADP5055 device descriptor
en- If true, output voltage transitions only with a write to the VIDx_GO
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_dvs_interval()

int adp5055_set_dvs_interval ( struct adp5055_desc * desc,
enum adp5055_channel ch,
enum adp5055_dvs_intval intval )

Sets dynamic voltage scaling interval for each channel.

Set ADP5055 DVS interval per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
intval- Dynamic voltage scaling interval setting
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_enable_disable_delay()

int adp5055_set_enable_disable_delay ( struct adp5055_desc * desc,
enum adp5055_channel ch,
enum adp5055_en_dly en_dly,
enum adp5055_dis_dly dis_dly )

Sets both enable and disable delay per channel.

Set ADP5055 enable and disable delay time per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
en_dly- Enable delay on the specified channel
dis_dly- Disable delay on the specified channel
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_enable_mode()

int adp5055_set_enable_mode ( struct adp5055_desc * desc,
enum adp5055_en_mode mode )

Configures enabling for all individual channels by hardware and/or software.

Set ADP5055 HW/SW enable mode.

Parameters
desc- ADP5055 device descriptor
mode- Enable mode
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_fast_transient()

int adp5055_set_fast_transient ( struct adp5055_desc * desc,
enum adp5055_channel ch,
enum adp5055_ft_th ft )

Configures fast transient sensitivity per channel.

Set ADP5055 fast transient.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
ft- Fast transient setting
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_ocp_blanking()

int adp5055_set_ocp_blanking ( struct adp5055_desc * desc,
bool en )

Enables or disables overcurrent protection (OCP) blanking for all channels.

Enable/disable ADP5055 overcurrent protection blanking during DVS transition.

Parameters
desc- ADP5055 device descriptor
en- If true, enables OCP blanking
Returns
0 in case of succes, negative error code otherwise

◆ adp5055_set_output_discharge()

int adp5055_set_output_discharge ( struct adp5055_desc * desc,
enum adp5055_channel ch,
bool en )

Enables or disables output discharge per channel.

Enable/disable ADP5055 output discharge path per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
en- If true, enables output discharge on the specified channel
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_pg_channel_output()

int adp5055_set_pg_channel_output ( struct adp5055_desc * desc,
enum adp5055_channel ch,
bool en )

Enables power good signal to external PWRGD hardware pin.

Enable/disable ADP5055 power-good signal outputs per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
en- If true, power good signal of specified channel is outputted at external PWRGD hardware pin
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_pg_hw_delay()

int adp5055_set_pg_hw_delay ( struct adp5055_desc * desc,
bool en )

Enables a delay in the PWRGD hardware pin.

Enable/disable hardware power-good signal delay.

Parameters
desc- ADP5055 device descriptor
en- If false, PWRGD pin responds immediately
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_vid_code()

int adp5055_set_vid_code ( struct adp5055_desc * desc,
enum adp5055_channel ch,
uint8_t val )

Sets 8-bit code of output voltage reference of a channel.

Set ADP5055 VID code per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
val- 8-bit code of output voltage reference (Vref = 408mV + (1.5mV * val))
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_set_vidx_lim()

int adp5055_set_vidx_lim ( struct adp5055_desc * desc,
enum adp5055_channel ch,
enum adp5055_vidx_limit lim_type,
uint8_t lim_val )

Sets high or low limit for output voltage reference.

Set ADP5055 VID code high/low limits per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
lim_type- Selects whether high or low limit is set
lim_val- 4-bit code of high / low output voltage reference limit
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_start_vout()

int adp5055_start_vout ( struct adp5055_desc * desc,
enum adp5055_channel ch )

Initiates output voltage transition on specified channel when dynamic voltage scaling is enabled.

Start ADP5055 Vout transition per channel.

Parameters
desc- ADP5055 device descriptor
ch- ADP5055 output channel
Returns
0 in case of succes, negative error code otherwise
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◆ adp5055_write()

int adp5055_write ( struct adp5055_desc * desc,
uint8_t address,
uint8_t data )

Write data to ADP5055.

Write command to ADP5055 device.

Parameters
desc- ADP5055 device descriptor
address- 8-bit ADP5055 register address
data- Data byte value to write to the ADP5055
Returns
0 in case of succes, negative error code otherwise
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