imx8ulp_evk

U-Boot for the NXP i.MX 8ULP EVK board

Quick Start

• Get and Build the ARM Trusted firmware

• Get the uPower firmware

• Get the M33 firmware

• Get ahab-container.img

• Build U-Boot

• Boot

Get and Build the ARM Trusted firmware

Note: srctree is U-Boot source directory Get ATF from: https://github.com/nxp-imx/imx-atf/ branch: lf_v2.10

$ unset LDFLAGS
$ make PLAT=imx8ulp bl31
$ cp build/imx8ulp/release/bl31.bin $(srctree)

Get the uPower firmware

$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-upower-1.3.1.bin
$ chmod +x firmware-upower-1.3.1.bin
$ ./firmware-upower-1.3.1.bin
$ cp firmware-upower-1.3.1/upower_a1.bin $(srctree)/upower.bin

Get the M33 firmware

$ wget http://www.nxp.com/lgfiles/NMG/MAD/YOCTO/imx8ulp-m33-demo-2.14.1.bin
$ chmod +x imx8ulp-m33-demo-2.14.1.bin
$ ./imx8ulp-m33-demo-2.14.1.bin
$ cp imx8ulp-m33-demo-2.14.1/imx8ulp_m33_TCM_power_mode_switch.bin $(srctree)/m33_image.bin

Get ahab-container.img

$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-ele-imx-0.1.2-4ed450a.bin
$ chmod +x firmware-ele-imx-0.1.2-4ed450a.bin
$ ./firmware-ele-imx-0.1.2-4ed450a.bin
$ cp firmware-ele-imx-0.1.2-4ed450a/mx8ulpa2-ahab-container.img $(srctree)

Build U-Boot

$ export CROSS_COMPILE=aarch64-poky-linux-
$ make imx8ulp_evk_defconfig
$ make

Burn the flash.bin to MicroSD card offset 32KB:

$ dd if=flash.bin of=/dev/sd[x] bs=1024 seek=32 conv=notrunc

Boot

Set Boot switch to SD boot