On Thursday 16 July 2009, Russell King - ARM Linux wrote:
> ... and until that happens, I suggest you remove the ADS7846 chip from
> your hardware; as that DMA stuff in the driver currently stands, it
> can NEVER work on ARM or any other DMA cache incoherent CPU which uses
> DMA for SPI transfers.
Wrong again. There's a localized issue, easily enough fixed.
As noted by Alessandro, earlier: the touchscreen logic does
not have this issue. Only the ADC logic.
- Dave
p.s. Note by the way that L-A-K is only getting Russell's
flamage, not the responses disproving his claims.
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