Agilex™ 7 Power Management User Guide

ID 683373
Date 7/08/2024
Document Table of Contents Power Management and VID Interface QSF Constraint Guide

You can specify the Power Management and VID parameters and options through QSF constraints command.

For the configuration pin parameters, refer to Table: Configuration Pin Parameters. For the power management and VID parameters, refer to the Power Management and VID Parameters table.

The following is the example of the VID parameter settings in the QSF. The value maybe different based on your usage and choice of voltage regulator.

Specifying the Power Management and VID Parameters through QSF Constraints

set_global_assignment -name USE_PWRMGT_SDA SDM_IO11
set_global_assignment -name USE_PWRMGT_SCL SDM_IO14
set_global_assignment -name PWRMGT_SLAVE_DEVICE_TYPE LTM4677
set_global_assignment -name PWRMGT_SLAVE_DEVICE0_ADDRESS41
set_global_assignment -name PWRMGT_SLAVE_DEVICE1_ADDRESS42
set_global_assignment -name PWRMGT_SLAVE_DEVICE2_ADDRESS43
set_global_assignment -name PWRMGT_SLAVE_DEVICE3_ADDRESS44
set_global_assignment -name PWRMGT_SLAVE_DEVICE4_ADDRESS45
set_global_assignment -name PWRMGT_SLAVE_DEVICE5_ADDRESS46
set_global_assignment -name PWRMGT_SLAVE_DEVICE6_ADDRESS47
set_global_assignment -name PWRMGT_SLAVE_DEVICE7_ADDRESS48
set_global_assignment -name VID_OPERATION_MODE "PMBUS MASTER"
set_global_assignment -name PWRMGT_BUS_SPEED_MODE "100 KHZ"
set_global_assignment -name PWRMGT_PAGE_COMMAND_ENABLE ON
set_global_assignment -name PWRMGT_LINEAR_FORMAT_N "-12"
set_global_assignment -name PWRMGT_PAGE_COMMAND_PAYLOAD xx