On 18/01/15 13:21, Stefan Wahren wrote: > Hi Kristina, Hi Stefan! >> Kristina Martšenko <kristina.martsenko@xxxxxxxxx> hat am 17. Januar 2015 um >> 01:22 geschrieben: >> These patches fix some issues with using the touchscreen and reading >> other ADC channels at the same time. >> >> The main issue is that the "virtual" channels the touchscreen uses can >> overlap with the channels that the iio buffer is configured to read, >> causing the touchscreen to read those channels instead, and report wrong >> values. Patch #1 fixes that by separating the channels they use. >> >> Patches #2 and #3 stop buffered mode and sysfs reads from disabling the >> touchscreen. Patch #4 keeps the buffer from reporting wrong values when >> the touchscreen is in use. >> >> Note that I've only tested these patches on i.MX28. I checked the i.MX23 >> reference manual [1], and there don't seem to be any differences in the >> parts I changed, but it would still be nice if someone could test on >> i.MX23 as well. > > i have a iMX233-Olinuxino-MAXI, but no touchscreen. If it does make sense > to you, could you please send me testing instructions and i'll give it a try? Thanks a lot for offering! Unfortunately in this case all testing involves using the touchscreen while reading other ADC channels, so without a touchscreen there isn't much to test, sorry :( Kristina -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
