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PF3000 stand by power scaling

Question asked by Analogics Tech India Limited on Dec 23, 2017
Latest reply on Jan 3, 2018 by Analogics Tech India Limited

 Here we using PF3000 power management IC ,IMX6ULL SOC.

About our custom device  enter into standby mode (i.e echo  mem > /sys/power/state )   PMIC_STBY_REQ  pin(ball U9) become high ,but  we observed  any change in the output  voltage changes of PF3000 (like VDD_ARM_SOC_IN ) .please suggest related driver implementation or any suggestion.

 

NOTE : The same pin is connected to  PF3000 standby pin.

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