The report adds that some of the changes made in the version_defaults.mk file mention PLATFORM_VERSION_CODENAME=P, TARGET_PRODUCT=marlin and TARGET_PLATFORM_VERSION=PPR1.
source: www.techworm.net
Google has already started working on Android P
Google testing Android P on Pixel and Pixel XL smartphones Google, who recently unveiled the official name of Android O (Oreo) and started rolling out
