On Tue, Jun 06, 2023 at 12:55:58PM +0100, Mark Brown wrote: > On Tue, Jun 06, 2023 at 12:30:02PM +0100, Conor Dooley wrote: > > > Following on from that, how strong is "normally" in the comment above? > > Is it valid for a controller to deassert CS even if cs_change is not > > set? Or have I totally misunderstood things and there's something > > invalid about how the transfers are being set up in the driver? > > It is obviously going to corrupt the transfer if we deassert chip select > without being asked, it is only valid to change it during a message if > cs_change is set. So, reading between the lines, I shouldn't have doubted myself and this is an issue in the SPI controller or its driver? Cheers, Conor.
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