Blink i.MX31 PDK LEDs Using U-Boot

Document created by jesseg Employee on Aug 7, 2012Last modified by Jodi Paul on May 20, 2013
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You can power on/off i.MX31 PDK LEDs using U-Boot:

u-boot> mw.b B6020000 FF

Where B6020000 is the CPLD LED address and FF is the 8 bits hexadecimal value which will be displayed on LEDs.