The I2C bus needs to share the same ACPI node as the tunnel device so that the I2C bus can be referenced from ACPI. Signed-off-by: Raul E Rangel <rrangel@xxxxxxxxxxxx> --- I would have added a Fixes annotation, but I wasn't able to find the hash for https://lore.kernel.org/patchwork/patch/1151436/. drivers/i2c/busses/i2c-cros-ec-tunnel.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i2c/busses/i2c-cros-ec-tunnel.c b/drivers/i2c/busses/i2c-cros-ec-tunnel.c index 958161c71985..ac2412755f0a 100644 --- a/drivers/i2c/busses/i2c-cros-ec-tunnel.c +++ b/drivers/i2c/busses/i2c-cros-ec-tunnel.c @@ -272,6 +272,7 @@ static int ec_i2c_probe(struct platform_device *pdev) bus->adap.algo_data = bus; bus->adap.dev.parent = &pdev->dev; bus->adap.dev.of_node = pdev->dev.of_node; + ACPI_COMPANION_SET(&bus->adap.dev, ACPI_COMPANION(&pdev->dev)); bus->adap.retries = I2C_MAX_RETRIES; err = i2c_add_adapter(&bus->adap); -- 2.24.0.432.g9d3f5f5b63-goog
