summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/iio/adc
diff options
context:
space:
mode:
authorCristian Pop <cristian.pop@analog.com>2020-09-28 12:09:58 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2020-11-08 16:07:39 +0000
commit7d4156ddf1b838b100a037d02d4bf15ccb3ccd26 (patch)
treea2acfa14232a57d8872686e8e01a8a2d1671c84e /Documentation/devicetree/bindings/iio/adc
parent75ed0be7200def4015654d896bc3c8e3b22ccefa (diff)
dt-bindings:iio:adc:adi,ad7768-1: Add documentation for channel label
Optional attribute for better identification of the channels. Signed-off-by: Cristian Pop <cristian.pop@analog.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200928090959.88842-4-cristian.pop@analog.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation/devicetree/bindings/iio/adc')
-rw-r--r--Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml32
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml
index d3733ad8785a..6be43bf5c1e0 100644
--- a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml
@@ -29,6 +29,12 @@ properties:
interrupts:
maxItems: 1
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
vref-supply:
description:
ADC reference voltage supply
@@ -61,6 +67,24 @@ required:
- spi-cpha
- adi,sync-in-gpios
+patternProperties:
+ "^channel@([0-9]|1[0-5])$":
+ type: object
+ description: |
+ Represents the external channels which are connected to the device.
+
+ properties:
+ reg:
+ description: |
+ The channel number.
+
+ label:
+ description: |
+ Unique name to identify which channel this is.
+ required:
+ - reg
+ additionalProperties: false
+
additionalProperties: false
examples:
@@ -84,6 +108,14 @@ examples:
reset-gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
clocks = <&ad7768_mclk>;
clock-names = "mclk";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ label = "channel_0";
+ };
};
};
...