If the device does not have an internal reference, there is no other choice but to use the external reference. In that case, it does not make much sense to have to specify it. This patch ensures that the external reference is used if the device does not feature an internal reference. Signed-off-by: Paul Cercueil <paul.cercueil@xxxxxxxxxx> --- drivers/iio/dac/ad5064.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/iio/dac/ad5064.c b/drivers/iio/dac/ad5064.c index 7146f42..daee39e 100644 --- a/drivers/iio/dac/ad5064.c +++ b/drivers/iio/dac/ad5064.c @@ -464,7 +464,9 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, for (i = 0; i < ad5064_num_vref(st); ++i) st->vref_reg[i].supply = ad5064_vref_name(st, i); - if (dev->of_node) { + if (!st->chip_info->internal_vref) { + ext_vref = true; + } else if (dev->of_node) { for (i = 0; ext_vref && i < ad5064_num_vref(st); ++i) ext_vref = of_property_read_bool(dev->of_node, ad5064_vref_name(st, i)); @@ -483,11 +485,6 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, if (ret) return ret; } else { - if (!st->chip_info->internal_vref) { - dev_err(dev, "No vref available\n"); - return -ENXIO; - } - st->use_internal_vref = true; ret = ad5064_write(st, AD5064_CMD_CONFIG, 0, AD5064_CONFIG_INT_VREF_ENABLE, 0); -- 2.5.3 -- 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