Yocto Build SCFW

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Yocto Build SCFW from source code

Install the 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 the SCFW source code

$ git clone https://github.com/varigit/imx-sc-firmware.git -b 1.2.2

Build the SCFW image

$ cd imx-sc-firmware/src/scfw_export_mx8qx_b0
$ 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