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-rw-r--r--drivers/iio/dac/ad7303.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iio/dac/ad7303.c b/drivers/iio/dac/ad7303.c
index 20c85c2a636c..2e46def9d8ee 100644
--- a/drivers/iio/dac/ad7303.c
+++ b/drivers/iio/dac/ad7303.c
@@ -30,6 +30,9 @@
* @spi: the device for this driver instance
* @config: cached config register value
* @dac_cache: current DAC raw value (chip does not support readback)
+ * @vdd_reg: reference to VDD regulator
+ * @vref_reg: reference to VREF regulator
+ * @lock: protect writes and cache updates
* @data: spi transfer buffer
*/