help uboot about ddr3

[lixuhui112]

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

[larsweyrauch]

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

[Rita_Wang]

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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