[PATCH v2 1/4] dt-bindings: iio: imx7d-adc: Add #io-channel-cells to required

From: Andrey Smirnov
Date: Fri Mar 29 2019 - 04:39:16 EST


Add #io-channel-cells to list of required properties. Needed to be
able to reference that node by phandle.

Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
Cc: Chris Healy <cphealy@xxxxxxxxx>
Cc: Andrew Lunn <andrew@xxxxxxx>
Cc: Fabio Estevam <festevam@xxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: devicetree@xxxxxxxxxxxxxxx
---
Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt | 2 ++
1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt b/Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt
index 5c184b940669..f1f3a552459b 100644
--- a/Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt
@@ -10,6 +10,7 @@ Required properties:
- clocks: The root clock of the ADC controller
- clock-names: Must contain "adc", matching entry in the clocks property
- vref-supply: The regulator supply ADC reference voltage
+- #io-channel-cells: Must be 1 as per ../iio-bindings.txt

Example:
adc1: adc@30610000 {
@@ -19,4 +20,5 @@ adc1: adc@30610000 {
clocks = <&clks IMX7D_ADC_ROOT_CLK>;
clock-names = "adc";
vref-supply = <&reg_vcc_3v3_mcu>;
+ #io-channel-cells = <1>;
};
--
2.20.1