SLVUCI5A April   2023  – June 2025 AM6526 , AM6528 , AM6548 , TPS6594-Q1

 

  1.   1
  2.   PDN-0C User's Guide for Powering AM65x with the TPS6594-Q1 PMIC
  3.   Trademarks
  4. 1Introduction
  5. 2Device Versions
  6. 3Processor Connections
    1. 3.1 Power Mapping
    2. 3.2 Control Mapping
  7. 4Supporting Functional Safety Systems
  8. 5Static NVM Settings
    1. 5.1  Application-Based Configuration Settings
    2. 5.2  Device Identification Settings
    3. 5.3  BUCK Settings
    4. 5.4  LDO Settings
    5. 5.5  VCCA Settings
    6. 5.6  GPIO Settings
    7. 5.7  Finite State Machine (FSM) Settings
    8. 5.8  Interrupt Settings
    9. 5.9  POWERGOOD Settings
    10. 5.10 Miscellaneous Settings
    11. 5.11 Interface Settings
    12. 5.12 Watchdog Settings
  9. 6Pre-Configurable Finite State Machine (PFSM) Settings
    1. 6.1 Configured States
    2. 6.2 PFSM Triggers
    3. 6.3 Power Sequences
      1. 6.3.1 TO_SAFE_SEVERE and TO_SAFE
      2. 6.3.2 TO_SAFE_ORDERLY and TO_STANDBY
      3. 6.3.3 ACTIVE_TO_WARM
      4. 6.3.4 ESM_SOC_ERROR
      5. 6.3.5 PWR_SOC_ERROR
      6. 6.3.6 MCU_TO_WARM
      7. 6.3.7 TO_MCU
      8. 6.3.8 TO_ACTIVE
      9. 6.3.9 TO_RETENTION
  10. 7Application Examples
    1. 7.1 Moving Between States; ACTIVE, MCU ONLY, and RETENTION
      1. 7.1.1 ACTIVE
      2. 7.1.2 MCU ONLY
      3. 7.1.3 RETENTION
    2. 7.2 Entering and Exiting Standby
    3. 7.3 Entering and Existing LP_STANDBY
    4. 7.4 Runtime Customization
  11. 8References
  12. 9Revision History

5.9 POWERGOOD Settings

These settings detail the default configurations for what is monitored by PGOOD pin. All these settings can be changed though I2C after startup.

Table 5-9 POWERGOOD NVM Settings
Register Name Field Name TPS65941319-Q1
Value Description
PGOOD_SEL_1 PGOOD_SEL_BUCK1 0x0 Masked
PGOOD_SEL_BUCK2 0x0 Masked
PGOOD_SEL_BUCK3 0x0 Masked
PGOOD_SEL_BUCK4 0x0 Masked
PGOOD_SEL_2 PGOOD_SEL_BUCK5 0x0 Masked
PGOOD_SEL_3 PGOOD_SEL_LDO1 0x0 Masked
PGOOD_SEL_LDO2 0x0 Masked
PGOOD_SEL_LDO3 0x0 Masked
PGOOD_SEL_LDO4 0x0 Masked
PGOOD_SEL_4 PGOOD_SEL_VCCA 0x0 Masked
PGOOD_SEL_TDIE_WARN 0x0 Masked
PGOOD_SEL_NRSTOUT 0x0 Masked
PGOOD_SEL_NRSTOUT_ SOC 0x0 Masked
PGOOD_POL 0x0 PGOOD signal is high when monitored inputs are valid
PGOOD_WINDOW 0x0 Only undervoltage is monitored