About LPDDR3 Initialization

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About LPDDR3 Initialization

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goto11
Contributor III

Hello,Community

I connected imx7d and LPDDR3.
I want to set registers based on the Initialization Sequence of LPDDR3.
Is there any program code or program guide that can be used as a reference?

best regards

Goto

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igorpadykov
NXP Employee
NXP Employee

Hi goto11

one can look at Register Programming Aid:

i.MX7D DRAM Register Programming Aid 

Best regards
igor
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goto11
Contributor III

Hi igorpadykov

I checked Register Programming Aid.

I have a question about ”MX7D_LPDDR3_register_programming_aid_v1_4.xlsx” sheet “DStream .ds file”.
Should I write data to addresses in order from the top as shown below?
Is there a place where I need to wait or write dummy data?

memory set 0x ...

best regards

Goto

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