How do you take the core out of reset on the ADSP-BF70x?
Since BF70x is a single core processor, the core resetting itself is not recommended because once the core puts itself in reset there is no way the core can take itself out of reset. However with the use of DMA and TRU core can be taken out of reset state by programming the TRU in such a way that on user request MDMA is triggered and writes to the Core reset register to take the core out of reset.
The code attached here demonstrates this. The code does following: