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flashing uboot on nand flash from uboot

Question asked by 玉栋 郭 on Apr 10, 2017
Latest reply on Apr 13, 2017 by Rita Wang

hi ~

I'm trying imx6ul-EVK,and I  want to update uboot.

how can i flashing uboot on nand flash from uboot?

I try those cmd:

tftpboot 0x90000000 u-boot.imx

nand erase 0x0 0x200000

nand write 0x90000000 0x0 0x200000.

 

but it doesn't work. 

how can i do ?

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