tree 6079b10d194bd0070ca9f4f2587c828cca3cbf71
parent 76995b61acb7fa55f723ebb6c010a62e8857fbf7
author Peter Bigot <peter.bigot@nordicsemi.no> 1578406851 -0600
committer Carles Cufí <carles.cufi@nordicsemi.no> 1580137507 +0100

doc: generate documentation for asynchronous SPI API

Add the flag so the related functions are documented and can be
referenced from documentation.

Signed-off-by: Peter Bigot <peter.bigot@nordicsemi.no>