[PATCH 4.0 038/148] iio: adc: xilinx: Fix VREFP scale

Greg Kroah-Hartman
2015-06-03T12:49:32Z

From: Thomas Betker <thomas.betker@rohde-schwarz.com>

commit 00db4e52f4541965f7fda225eb458a75f892017b upstream.

The scaling factor for VREFP is 3.0/4096, not 1.0/4096; fix this to get
correct readings.

Signed-off-by: Thomas Betker <thomas.betker@rohde-schwarz.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/iio/adc/xilinx-xadc-core.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -856,6 +856,7 @@ static int xadc_read_raw(struct iio_dev
switch (chan->address) {