Only register power off if the PMIC is defined as system power controller (see Documentation/devicetree/bindings/power/ power-controller.txt). Signed-off-by: Stefan Agner <stefan@xxxxxxxx> --- drivers/mfd/rn5t618.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c index 7607ced..d9b4d40 100644 --- a/drivers/mfd/rn5t618.c +++ b/drivers/mfd/rn5t618.c @@ -103,9 +103,13 @@ static int rn5t618_i2c_probe(struct i2c_client *i2c, return ret; } - if (!pm_power_off) { - rn5t618_pm_power_off = priv; - pm_power_off = rn5t618_power_off; + if (of_device_is_system_power_controller(i2c->dev.of_node)) { + if (!pm_power_off) { + rn5t618_pm_power_off = priv; + pm_power_off = rn5t618_power_off; + } else { + dev_err(&i2c->dev, "Failed to set poweroff capability, already defined\n"); + } } return 0; -- 2.8.3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html