3.16.50-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Stefan-Gabriel Mirea <stefan-gabriel.mi...@nxp.com>

commit d466d3c1217406b14b834335b5b4b33c0d45bd09 upstream.

In order to select the alternate voltage reference pair (VALTH/VALTL), the
right value for the REFSEL field in the ADCx_CFG register is "01", leading
to 0x800 as register mask. See section 8.2.6.4 in the reference manual[1].

[1] http://www.nxp.com/docs/en/reference-manual/VFXXXRM.pdf

Fixes: a775427632fd ("iio:adc:imx: add Freescale Vybrid vf610 adc driver")
Signed-off-by: Stefan-Gabriel Mirea <stefan-gabriel.mi...@nxp.com>
Signed-off-by: Jonathan Cameron <jonathan.came...@huawei.com>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
 drivers/iio/adc/vf610_adc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/iio/adc/vf610_adc.c
+++ b/drivers/iio/adc/vf610_adc.c
@@ -71,7 +71,7 @@
 #define VF610_ADC_ADSTS_MASK           0x300
 #define VF610_ADC_ADLPC_EN             0x80
 #define VF610_ADC_ADHSC_EN             0x400
-#define VF610_ADC_REFSEL_VALT          0x100
+#define VF610_ADC_REFSEL_VALT          0x800
 #define VF610_ADC_REFSEL_VBG           0x1000
 #define VF610_ADC_ADTRG_HARD           0x2000
 #define VF610_ADC_AVGS_8               0x4000

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