Wiktionary
chip up
vb. (context idiomatic transitive English) To cause something to have cracks or dents.
Usage examples of "chip up".
UU563 56VIW picked the chip up, stuck his thumbnail in it, read out the past payment codes and amounts and keyed one new one in.
We get fearfully thirsty and chip up ice on the march, as well as drinking a great deal of water on halting.
He was just about to carry the audio chip up to the bridge for transmission, when Chandra came drifting in.