Refer to http://source.android.com/source/downloading.html $ repo init -u https://android.googlesource.com/platform/manifest -b android-5.1.1_r13 $ cd .repo $ git clone https://github.com/peyo-hd/local_manifests -b lollipop $ repo sync # Build Kernel $ cd kernel/rpi $ ARCH=arm scripts/kconfig/merge_config.sh arch/arm/configs/bcm2709_defconfig android/configs/android-base.cfg android/configs/android-recommended.cfg $ ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- make zImage $ ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- make dtbs # Build Android source Continue build with http://source.android.com/source/building-running.html $ source build/envsetup.sh $ lunch rpi2-eng $ make # Prepare sd card Partitions of the card should be set-up like followings. p1 512MB for BOOT : Do fdisk, format as fat32, tag bootable flag p2 512MB for /system : Do fdisk, new primary partition, size 512M. p3 512MB for /cache : Do fdisk, format as ext4 p4 remainings for /data : Do fdisk, format as ext4 # Write system partition $ cd out/target/product/rpi2 $ sudo dd if=system.img of=/dev/<p2> bs=1M # Boot partition, kernel & ramdisk device/brcm/rpi2/boot/* to p1:/ kernel/rpi/arch/arm/boot/zImage to p1:/ kernel/rpi/arch/arm/boot/dts/bcm2709-rpi-2-b.dtb to p1:/ out/target/product/rpi2/ramdisk.img to p1:/ # Graphics HAL for VC4 GPU (Experimental) See https://github.com/peyo-hd/device_brcm_rpi2/wiki#how-to-use-vc4-drmmesa-driver