mastertn Posted November 15, 2020 Share Posted November 15, 2020 Hello, Dell 7480 i7 ALPS Trackpad : (VoodooPS2Controller & VoodooI2C) - Working on Catalina with Clover - Not Working on Big Sur OC 0.6.3 Tested many solution some times get : appleintellpssi2ccontroller ftimerservicematching timed out I Have to disable VoodooI2C//VoodooInput, conflict with VoodooPS2Controller//VoodooInput PLZ Help Thanks. Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted November 15, 2020 Moderators Share Posted November 15, 2020 Try files from here, mainly the Config file, but update / change according to your SSDT / kexts Quote Link to comment Share on other sites More sharing options...
mastertn Posted November 16, 2020 Author Share Posted November 16, 2020 Hi, I tryed to change KEXT / SSDT / PATCH and no luck. Every think work except trackpad. Here my EFI folder. DELL_7480_EFI.zip Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted November 16, 2020 Moderators Share Posted November 16, 2020 1st try disabling SMCDellSensors.kext from Config file. If still not working, please post IOReg file using IORegistryExplorer.app Quote Link to comment Share on other sites More sharing options...
mastertn Posted November 16, 2020 Author Share Posted November 16, 2020 The same problem. Here my IOReg. Thanks mastertn_ioreg_7480.zip Quote Link to comment Share on other sites More sharing options...
Chicken07 Posted November 18, 2020 Share Posted November 18, 2020 I also have the same problem as you, I try to turn off voodooinput and everything works fine Quote Link to comment Share on other sites More sharing options...
mastertn Posted November 18, 2020 Author Share Posted November 18, 2020 Hello, Is it possible to send your EFI folder ? Thx Quote Link to comment Share on other sites More sharing options...
Chicken07 Posted November 18, 2020 Share Posted November 18, 2020 Ok friend EFI.zip Quote Link to comment Share on other sites More sharing options...
mastertn Posted November 18, 2020 Author Share Posted November 18, 2020 Thanks @Chicken07 i will try it. Quote Link to comment Share on other sites More sharing options...
mastertn Posted November 18, 2020 Author Share Posted November 18, 2020 Thank you @Jake Lo and @Chicken07 Now trackpad is working with your help. Changed my config based on your EFI and all is OK. Tap to Click : OK Two finger Scroll : OK My next steps try to find solution for multi finger gestures. 2 Quote Link to comment Share on other sites More sharing options...
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