crank up

Short definition from Wiktionary

Verb

1. 1
   To start something mechanical, an act that often used to involve cranking.
2. 2
   To muster up the mental energy to do something.
3. 3
   To prepare (something).
4. 4
   To increase, as the volume, power or energy of something.
5. 5
   To describe in praiseworthy terms; to promote.
6. 6
   To inject heroin.