User`s guide
Setting up Power Management
i.MX53 System Development User’s Guide, Rev. 1
5-14 Freescale Semiconductor
Figure 5-9. Communication Signals Connections Block (LTC3589-1)
GPIO
PMIC_STBY_REQ
i.MX5
3
LTC3589-1
EN2
EN1
EN3
EN4
EN_LDO2
PGOOD
V
STB
PWR_ON PMIC_ON_REQ
PBSTAT
SCL
SDA
EIM_EB2
KEY_ROW3
IRQ
DISP0_DAT14
EN_LDO34
WAKE
VCC
NVCC_EMI_DRAM
VDD_ANA_PLL
Optional