From: Miquel Raynal miquel.raynal@bootlin.com
commit 732ae19ee8f58ecaf30cbc1bbbda5cbee6a45043 upstream.
10-bit devices must shift the value twice. This is not needed anymore on 12-bit devices.
Fixes: ae47d009b508 ("iio: adc: max1027: Introduce 12-bit devices support") Cc: stable@vger.kernel.org Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Reviewed-by: Nuno Sá nuno.sa@analog.com Link: https://lore.kernel.org/r/20210818111139.330636-2-miquel.raynal@bootlin.com Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/iio/adc/max1027.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/iio/adc/max1027.c +++ b/drivers/iio/adc/max1027.c @@ -103,7 +103,7 @@ MODULE_DEVICE_TABLE(of, max1027_adc_dt_i .sign = 'u', \ .realbits = depth, \ .storagebits = 16, \ - .shift = 2, \ + .shift = (depth == 10) ? 2 : 0, \ .endianness = IIO_BE, \ }, \ }