The following patch series refactors the dmi check system and returns -EPROBE_DEFER when an expected i2c adapter is not present at probe time. This will allow the touchpad, touchscreen, and light sensors on Pixel to load even if the i915 DDC and PANEL buses are instantiated after chromeos_laptop. [PATCH 1/2] Platform: x86: chromeos_laptop - Restructure device associations [PATCH 2/2] Platform: x86: chromeos_laptop - Use deferred probing -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html