Ensure your kernel includes commit e3cb82c6d6f6c27ab754e13ae29bdd6b949982e2 (merged into mainline). If you are building a custom kernel for an embedded system, check that this commit is present. For distribution kernels (e.g., Ubuntu, Fedora, Debian), any kernel version released after mid‑2020 includes the fix automatically.
) Method (_CRS, 0, Serialized) // Defines the I2C connection Name (SBUF, ResourceTemplate () I2cSerialBusV2 (0x4a, ControllerInitiated, 100000, AddressingMode7Bit, "\\_SB.PC00.I2C0", 0x00, ResourceConsumer, , Exclusive,) ) Return (SBUF) acpi prp0001 0
/* Resource Template (I2C connection) */ Method (_CRS, 0, Serialized) ResourceTemplate () I2cSerialBusV2 (0x4a
If you see an error like pps-gpio: probe of PRP0001:01 failed with error -38 or -ENODEV , it typically indicates the device could not be matched to a driver. The cause is usually one of the following: acpi prp0001 0