This commit adds io-channel-cells property to the ADC node. This
property is required in order for an IIO consumer driver to work.
Especially required for Colibri VF50, as the touchscreen driver
uses ADC channels with the ADC driver based on IIO framework.

Signed-off-by: Sanchayan Maity <redacted>
---
 arch/arm/boot/dts/vfxxx.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/vfxxx.dtsi b/arch/arm/boot/dts/vfxxx.dtsi
index 2c20f3f..f7d8fb6 100644
--- a/arch/arm/boot/dts/vfxxx.dtsi
+++ b/arch/arm/boot/dts/vfxxx.dtsi

@@ -227,6 +227,7 @@
 				clocks = <&clks VF610_CLK_ADC0>;
 				clock-names = "adc";
 				status = "disabled";
+				#io-channel-cells = <1>;
 			};
 
 			tcon0: tcon at 4003d000 {

@@ -461,6 +462,7 @@
 				clocks = <&clks VF610_CLK_ADC1>;
 				clock-names = "adc";
 				status = "disabled";
+				#io-channel-cells = <1>;
 			};
 
 			esdhc1: esdhc at 400b2000 {

-- 
2.4.5