uboot porting

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uboot porting

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rainho
Contributor II

Hello!
I would like to ask, now I have a board about IMX6Q, transplant the BSP by myself, check the i.MX_BSP_Porting_Guide document and get the uboot source code (from github). I found that the 2016-03 version has two reference versions: board/freescale/mx6sabresd/ and board/freescale/mx6qsabreauto/. Can I choose one at will? Can you explain their difference?
Thanks

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Zhiming_Liu
NXP TechSupport
NXP TechSupport

You should choose imx6qsabresd relates

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rainho
Contributor II

Hello, I refer to your reply and use mx6sabresd board.
And I performed DDR calibration instead of dcd table. After compiling, I got uboot.imx and uboot.bin, and then burned the SD card. Execute sudo dd if=u-boot.imx of=/dev/sdb bs=1k seek=1 conv=fsync. The information obtained is that the burning speed is as high as 5MB/s, which should be measured in KB normally. I had doubts about this, and then I booted the board from the SD card, but no information was printed. Is this because the programming was not successful at all? If yes, do you think there is something wrong with my dd command?
Please reply, thank you!

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