defconfig: add stock config

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
cpufreq: zenx: set go_hispeed_load = 99

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
general: kill unneeded archs and platforms

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
LiveOPP: adapted to i8190 with AB8505 regulator chip

thanks @1N4148