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dt-bindings: iio: imx7d-adc: Add #io-channel-cells to required 

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@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Rob Herring <robh@kernel.org>
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Andrey Smirnov 2019-04-14 11:34:00 -07:00 committed by Shawn Guo
parent f0e79eaf31
commit e2c7f52bcd
1 changed files with 2 additions and 0 deletions
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2
Documentation/devicetree/bindings/iio/adc/imx7d-adc.txt
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@ -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>;
};