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path: root/drivers/macintosh/windfarm_max6690_sensor.c
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Diffstat (limited to 'drivers/macintosh/windfarm_max6690_sensor.c')
-rw-r--r--drivers/macintosh/windfarm_max6690_sensor.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/macintosh/windfarm_max6690_sensor.c b/drivers/macintosh/windfarm_max6690_sensor.c
index f4902f4cf8cb..371b058d2f7d 100644
--- a/drivers/macintosh/windfarm_max6690_sensor.c
+++ b/drivers/macintosh/windfarm_max6690_sensor.c
@@ -74,7 +74,11 @@ static int wf_max6690_probe(struct i2c_client *client,
return -ENXIO;
}
- if (!strcmp(loc, "BACKSIDE"))
+ /*
+ * We only expose the external temperature register for
+ * now as this is all we need for our control loops
+ */
+ if (!strcmp(loc, "BACKSIDE") || !strcmp(loc, "SYS CTRLR AMBIENT"))
name = "backside-temp";
else if (!strcmp(loc, "NB Ambient"))
name = "north-bridge-temp";
@@ -128,11 +132,6 @@ static struct i2c_driver wf_max6690_driver = {
static int __init wf_max6690_sensor_init(void)
{
- /* Don't register on old machines that use therm_pm72 for now */
- if (of_machine_is_compatible("PowerMac7,2") ||
- of_machine_is_compatible("PowerMac7,3") ||
- of_machine_is_compatible("RackMac3,1"))
- return -ENODEV;
return i2c_add_driver(&wf_max6690_driver);
}