Only register power off if the PMIC is defined as system power
controller (see Documentation/devicetree/bindings/power/
power-controller.txt).
Reviewed-by: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx>
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
--
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