Yocto Build SCFW
From Variscite Wiki
Yocto Build SCFW from source code
Install SCFW Toolchain
$ wget https://developer.arm.com/-/media/Files/downloads/gnu-rm/6-2017q2/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz $ sudo tar xf gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz -C /opt
Download SCFW sources
Download the SCFW Porting Kit, imx-scfw-porting-kit-1.2.2.tar.gz, from:
https://www.nxp.com/webapp/Download?colCode=L4.14.98_2.0.1_SCFWKIT-1.2.2&appType=license
Unpack SCFW sources
$ mkdir imx-scfw-porting-kit $ tar xf imx-scfw-porting-kit-1.2.2.tar.gz -C imx-scfw-porting-kit $ cd imx-scfw-porting-kit/packages/ $ chmod +x imx-scfw-porting-kit-1.2.2.bin $ ./imx-scfw-porting-kit-1.2.2.bin $ cd imx-scfw-porting-kit/src $ tar xf scfw_export_mx8qx_b0.tar.gz
Apply Variscite patch
$ wget https://variscite-public.nyc3.cdn.digitaloceanspaces.com/VAR-SOM-MX8X/Software/SCFW/scfw_mx8qxp_var-som_1.2.2.diff $ cd scfw_export_mx8qx_b0 $ cat ../scfw_mx8qxp_var-som_1.2.2.diff | patch -p1
Build SCFW image
$ export TOOLS=/opt
$ make clean-qx $ make qx R=B0 B=var_som V=1
The SCFW image scfw_tcm.bin is located under build_mx8qx_b0