On Tue, Jun 09, 2020 at 06:24:19PM +0800, Neal Liu wrote: > These patch series introduce a MediaTek MT6873 devapc driver. > > MT6873 bus frabric provides TrustZone security support and data > protection to prevent slaves from being accessed by unexpected > masters. > The security violations are logged and sent to the processor for > further analysis or countermeasures. > > Any occurrence of security violation would raise an interrupt, and > it will be handled by devapc-mt6873 driver. The violation > information is printed in order to find the murderer. There's also a proposed driver with similar functionality[1]. Come up with a common solution. Rob [1] https://lore.kernel.org/linux-arm-kernel/20200128153806.7780-1-benjamin.gaignard@xxxxxx/