Closed kitakar5525 closed 4 years ago
When you build driver as built-in, if the driver uses firmware file, you may see the following message on dmesg:
Direct firmware load for *firmware file* failed with error -2
The message appears maybe because the driver loads firmware files too early and root filesystem is not mounted yet.
Build the driver as module or use CONFIG_EXTRA_FIRMWARE
CONFIG_EXTRA_FIRMWARE
References
When you build driver as built-in, if the driver uses firmware file, you may see the following message on dmesg: