Have you verified, that the updated firmware from 2e92a49f90f73c8edc44b25c6e669d5e70893c90 actually fixes your problem (without 'nomodeset')?
Have you verified, that the updated firmware from 2e92a49f90f73c8 edc44b25c6e669d 5e70893c90 actually fixes your problem (without 'nomodeset')?