On 9/28/18 11:22 PM, Tony Lindgren wrote: > * Dmitry Osipenko <digetx@xxxxxxxxx> [180928 20:13]: >> Tony, could you please give a try to the patch below? >> >> Do the following: >> >> 1) git cherry-pick 696861761a58d8c93605b5663824929fb6540f16 >> 2) git cherry-pick 456e7cdf3b1a14e2606b8b687385ab2e3f23a49a >> 3) Apply this patch: > > Seems to be getting closer, system boots up and starts > init, but then I start getting tons of this on beagle-x15: > > [ 17.089059] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.096342] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.103275] cpufreq: __target_index: Failed to change cpu frequency: -22 > [ 17.118139] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.125078] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.132105] cpufreq: __target_index: Failed to change cpu frequency: -22 > [ 17.148187] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.155265] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.162355] cpufreq: __target_index: Failed to change cpu frequency: -22 > [ 17.171111] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.178156] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.185240] cpufreq: __target_index: Failed to change cpu frequency: -22 > [ 17.197636] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.204597] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.211621] cpufreq: __target_index: Failed to change cpu frequency: -22 > [ 17.227466] cpu cpu0: vbb failed for 1210000uV[min 950000uV max 1500000uV] > [ 17.234428] cpu cpu0: vbb failed for 1060000uV[min 850000uV max 1500000uV] > [ 17.241467] cpufreq: __target_index: Failed to change cpu frequency: -22 Thank you very much for testing and for the quick reply! That's an interesting result. I'll take a closer look at the patches and come back once there will be another patch to try.