On Thu, Dec 24, 2020 at 1:24 PM Nikita Shubin <[email protected]> wrote: > > I was lucky enough to became an owner of some splendid piece's of > antiques called ts7250 based on the top of Cirrus Logic EP9302. > > I don't know what fate expects this hardware (it's not EOL it's just Not > recommended for new designs) but i wanted to share fixes in ep93xx gpio area. > > It seems ep93xx is deadly broken at current state usage of AB gpiochips > interrupts leads to deadlocks coused by irq_unmask/irq_mask recursions.
I personally consider it quite nice to have support even for outdated hardware (reminds me about a recent LWN article about 32-bit architectures and a comment there how it could affect the environment if we drop them from being supported). So I fully support this series. -- With Best Regards, Andy Shevchenko
