SWCU194 March 2023 CC1314R10 , CC1354P10 , CC1354R10 , CC2674P10 , CC2674R10
Figure 2-4 shows the bus topology.
The CCFG block contains the watermark registers that control the IDAU as well as other initiators on the system. The firewalls on I2S, SYSDMA and AES are controlled by the PRCM:BUSSECCFG setting, as is access to registers marked Secure.