Adds new chip revision numbers to emc1403.c. Altough the datasheet (for 
emc1412) does not say so directly, it seems to suggest, that chips with 
revision ID 0x03 exist.

Signed-off-by: Josef Gajdusek <a...@atx.name>
---
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 61d89d6..b2b6a52 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -330,7 +330,7 @@ static int emc1403_detect(struct i2c_client *client,
        }
 
        id = i2c_smbus_read_byte_data(client, THERMAL_REVISION_REG);
-       if (id != 0x01)
+       if (id < 0x01 || id > 0x04)
                return -ENODEV;
 
        return 0;

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