AnsweredAssumed Answered

i.MX28 EVK board boot up without DCDC block

Question asked by JHY on Nov 19, 2014
Latest reply on Nov 20, 2014 by igorpadykov

Hi all, I want to MX28 without DCDC block and tested it in MX28 EVK.

But it was fail to upload u-boot, so Is there an guide for using for not DCDC but linear regulator?

 

I edit SPL code and memory tests in SPL has no problem. The last register of power block is below.

 

5vctrl (2403F592),

dcdc4p2(A000001F),

vddd   (00F00710),

vdda   (000F070C),

vddio  (00070406),

vddmem (00000330)

sts    (2133AA2E),


power_charge(00400000)

hw_power_ctrl(0021AA80)


Thank you.

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