On Thu, Apr 19, 2018 at 01:04:16PM +0300, Radu Pirea wrote: > Thank you for suggestions. I followed your advice and looked at PXA SSP > driver. In my opinion it is a layer that avoids collsions and > unfortunately complicates things a bit. My ideea is to keep the things > as simple as possible. For example, I can enhance usart-serial and > usart-spi drivers to print detailed messages if probe fails because one > driver tries to request a memory region already used by another driver. > What do you think? Is this approach a good way to move forward? Alexandre's suggestion using a MFD with a property to select the mode seems more solid TBH.
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