help uboot about ddr3

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help uboot about ddr3

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lixuhui112
Contributor I

hello all

my board designed based on MCIMX6Q-SDB board,we have change ddr3,in MCIMX6Q-SDB have 4 chip ddr,but in my board have only 2 chip, I can use ddr_stress_tester calibration and stress test  ok ,but my uboot is not ok , how can I Modify uboot source about  ddr section

 

Original Attachment has been moved to: GWI_mx6q_MT41K256M16HA-125.inc.zip

Original Attachment has been moved to: ddr_calibration_20160614-9'47'24.log.zip

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larsweyrauch
Contributor II

by the way, your choosen Micron 4Gbit DDR3 MT41K256M16HA-125 (IT):E is already announced EOL, so you need to choose either the replacement part (MT41K256M16TW-107 (IT):P) and/or additionally a more cheaper alternative. Let me know, if you need further asssistance.

BR Lars

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Rita_Wang
NXP TechSupport
NXP TechSupport

Hi xuhui,

You can refer to the DRAM Customization on i.MX6x  in our community. It will help you how to customization DDR on i.MX6. Hope this can help you.
Have a great day,
Dan

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