yocto_steps.txt

sudo apt install bc build-essential chrpath cpio diffstat gawk git libssl-dev texinfo wget gdisk python3-distutils

cd $HOME/stm32mp157/
git clone -b dunfell-23.0.19 git://git.yoctoproject.org/poky.git

git clone -b dunfell git://git.openembedded.org/meta-openembedded
git clone -b dunfell https://github.com/STMicroelectronics/meta-st-stm32mp.git

source poky/oe-init-build-env

BBLAYERS ?= " \
  /home/<username>/stm32mp157/poky/meta \
  /home/<username>/stm32mp157/poky/meta-poky \
  /home/<username>/stm32mp157/poky/meta-yocto-bsp \
  /home/<username>/stm32mp157/meta-openembedded/meta-oe \
  /home/<username>/stm32mp157/meta-openembedded/meta-python \
  /home/<username>/stm32mp157/meta-st-stm32mp \
  /home/<username>/stm32mp157/meta-stm32mp \
  "


MACHINE=stm32mp1 bitbake core-image-st



Below steps can easliy be taken from STM Official suppport pages.

# Flashing SD Card using RAW Image
./create_sdcard_from_flashlayout.sh ../flashlayout_st-image/extensible/FlashLayout_sdcard_stm32mp157f-dk2-extensible.tsv

sudo dd if=../flashlayout_st-image-weston/extensible/../../FlashLayout_sdcard_stm32mp157f-dk2-extensible.raw of=/dev/sda bs=8M conv=fdatasync status=progress oflag=direct