How to pass stress test of the DDR tool for 8G SDRAM

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How to pass stress test of the DDR tool for 8G SDRAM

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t2865k5
Contributor I

Dear NXP,

HW platform : imx8mplus (8G SDRAM : MT53E2G32D4DT-046 WT:A)

 

There is a 8G SDRAM (MT53E2G32D4DT-046 WT:A) on my board .

Please refer the attached file (smarc_8G_2000Hz .xlsx). 

smarc_8G_A17_2000Hz.ds is created by Excel.

I use DDR tool to load the smarc_8G_A17_2000Hz.ds but the test result is fail .

Could you provide the setting to me ?

 

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3 Replies

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rng-nxp
Contributor II

Dear t2865k5,

ddi you resolved the "Starting Kernel..." issue? I have the same problem and i suspect it is ddr related, Can you tell me how you managed to boot the kernel?

 

Thanks in advance

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Rita_Wang
NXP TechSupport
NXP TechSupport

You must use the DDR tool to regenerate new DDR script for 8GB memory at first.

https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/i-MX-8M-Family-DDR-Tool-Release/ta-p/110...

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t2865k5
Contributor I

Dear b45499 ,

I use the mscale_ddr_tool _v3.30 tool to do srtess test . It is passed.  

I press the Gen code button and it generates a lpddr4_timing.c file . 

Integrate this file ,and build uboot image.The uboot to kernel of boot is failed. Please refer to the picture as follows:

 

Please help to solve this problem.

t2865k5_1-1663317695549.png

 

 

 

t2865k5_0-1663317636391.jpeg

 

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