Firefly Open Source Community

Title: Analyze the DDR initialization [Print This Page]
Author: hsinsoft    Time: 5/5/2015 10:31
Title: Analyze the DDR initialization
Hi, I want to analysis the DDR initial flow and want to know how  32_LPDDR2_200MHz_LPDDR3_200MHz_DDR3_200MHz_20141007.bin be generated.
Below log is the firefly-rk3288 platfrom boot log before U-boot.
My question is I can't find the source code related to DDR initial in u-boot/
Where could I find related information, thanks.

  2. DDR Version 1.00 20141007
  3. In
  4. SRX
  5. Channel a: DDR3 200MHz
  6. Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
  7. Channel b: DDR3 200MHz
  8. Bus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MB
  9. OUT
Copy the code

Author: zhansb    Time: 5/8/2015 11:18
Soc vendor have not open the source



Welcome Firefly Open Source Community (https://bbs.t-firefly.com/) Powered by Discuz! X3.1