sdhci: align to upstream 1/2

Change-Id: Iefce5174222e20ef9bb0e26856bd92a607d24345
sdhci: align to upstram 2/2 + disable software crc

Change-Id: Id5bf5e4b0c0128582418f2604e3a5c3f0acf6a5e
cpufreq: align to kowalski naming

Change-Id: I8b19fe211e7b84469787b81489e8702939d2c72e
auto_hotplug: refactor code + enable 2nd core shutdown

Change-Id: I8ef08c3fe7c8c5c4a2d219a67845bed6517a233a
max8952: allow min voltage @650mV

Change-Id: I803ea6d25c0f806ee2a2faaef4d4545ce8977400
battery: first attempt to fix the sudden shutdowns

Change-Id: Ie8f7a7c279885485feec1f82774d83f4e1f12c78
Merge branch 'exp' into exp_old