diff --git a/[refs] b/[refs]
index 570019d63cdf..ae69753e95e3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c5ad56530a6f38dc54e1757e14968331eaa692ae
+refs/heads/master: 64a47c5072a6d702349dba30ea8b0e69be4d9778
diff --git a/trunk/drivers/staging/iio/adc/Kconfig b/trunk/drivers/staging/iio/adc/Kconfig
index 41593890ce88..0a19cee97b41 100644
--- a/trunk/drivers/staging/iio/adc/Kconfig
+++ b/trunk/drivers/staging/iio/adc/Kconfig
@@ -145,6 +145,7 @@ config AD7887
 config AD7780
 	tristate "Analog Devices AD7780 AD7781 ADC driver"
 	depends on SPI
+	depends on GPIOLIB
 	help
 	  Say yes here to build support for Analog Devices
 	  AD7780 and AD7781 SPI analog to digital convertors (ADC).