booting from QSPI using u-boot and TFTP?

[kratsg]

• http://processors.wiki.ti.com/index.php/Booting_Linux_kernel_using_U-Boot
• http://www.jackslab.org/?portfolio=u-boot-quick-start
• https://forums.xilinx.com/t5/Xcell-Daily-Blog/Adam-Taylor-s-MicroZed-Chronicles-Part-190-TFTP-Boot/ba-p/763309
• https://gist.github.com/kratsg/ddf42fd243d3ffc946edd2d5fad09e32

[kratsg]

Also attaching documentation about using JFFS2 as well

JFFS2_rootfs.docx

[kratsg]

And more info about mtdparts/mtdids

• http://processors.wiki.ti.com/index.php/Linux_Core_U-Boot_User%27s_Guide#Writing_to_SPI_from_U-Boot
• Xilinx/u-boot-xlnx@af32443#diff-92691d872a5c30c3d08598eccacdeacf
• https://stackoverflow.com/questions/8585864/nand-partitioning-in-u-boot
• https://lists.denx.de/pipermail/u-boot/2017-February/281295.html
• https://e2e.ti.com/support/arm/sitara_arm/f/791/t/421870

[kratsg]

Current instructions

setenv autoload no
setenv ip no
setenv serverip 192.168.0.101
dhcp
tftpboot 0x02000000 Image
tftpboot 0x03000000 gfex-prototype3a.dtb
tftpboot 0x04000000 zynq-base-gfex-prototype3a.jffs2
sf probe
sf erase 0x02000000 0x06000000
sf write 0x02000000 0x02000000 0xca0200
sf write 0x03000000 0x03000000 0x9bb7
sf write 0x04000000 0x04000000 0x2886000
setenv bootargs earlycon clk_ignore_unused root=/dev/mtdblock2 rw rootfstype=jffs2
booti 0x2000000 - 0x3000000