Would love to know more. Would you mind dropping some starting point? My viewpoint is heavily biased to Android so it's great if I can learn what more standard Linux is doing. Thanks!
Eneargy Aware Scheduler is from ARM/Android.
I wasn't aware of Capacity Aware Scheduler, but it's also from ARM. I'm glad to see these being upstreamed. Thanks for the pointer!
You'll most likely find readably useful (historical) stuff in presentations at Linux conferences and articles in LWN.