Acpi Prp0001 0 -

If you are troubleshooting or writing a driver, you can find the real identity of acpi:prp0001:0 by checking the system logs or sysfs.

PRP0001 is a special (HID). It stands for "Device Tree / PRP0001" and is defined by the Linux kernel to allow ACPI tables to include devices that are described using a Device Tree fragment. acpi prp0001 0