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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-10-31 18:12:39 +0000 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-12-03 19:40:20 +0000 |
| commit | bd690dfab1e74b0684ef236826c16dd2375cb948 (patch) | |
| tree | b5c10cc0983e1cb1052f7ada866d736a1a693630 /Documentation/devicetree/bindings/iio | |
| parent | ce66e52b6c169910c750ad276afd1db83ffd258e (diff) | |
dt-bindings:iio:adc:maxim,max1027: Pull out to separate binding doc.
The afe/voltage-divider.yaml example uses this device with 2 properties
not provided by trivial-devices.yaml (spi-max-frequency and #io-channel-cells)
Solve that by creating a more specific binding doc.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Philippe Reynes <tremyfr@yahoo.fr>
Link: https://lore.kernel.org/r/20201031181242.742301-8-jic23@kernel.org
Diffstat (limited to 'Documentation/devicetree/bindings/iio')
| -rw-r--r-- | Documentation/devicetree/bindings/iio/adc/maxim,max1027.yaml | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/maxim,max1027.yaml b/Documentation/devicetree/bindings/iio/adc/maxim,max1027.yaml new file mode 100644 index 000000000000..46b7747076b9 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/maxim,max1027.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/maxim,max1027.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX1027 and similar ADCs + +maintainers: + - Miquel Raynal <miquel.raynal@bootlin.com> + - Philippe Reynes <tremyfr@yahoo.fr> + +description: | + 300ks/s SPI ADCs with temperature sensors. + +properties: + compatible: + enum: + # 10-bit 8 channels + - maxim,max1027 + # 10-bit 12 channels + - maxim,max1029 + # 10-bit 16 channels + - maxim,max1031 + # 12-bit 8 channels + - maxim,max1227 + # 12-bit 12 channels + - maxim,max1229 + # 12-bit 16 channels + - maxim,max1231 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + spi-max-frequency: + maximum: 10000000 + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + spi { + #address-cells = <1>; + #size-cells = <0>; + maxadc: adc@0 { + compatible = "maxim,max1027"; + reg = <0>; + #io-channel-cells = <1>; + interrupt-parent = <&gpio5>; + interrupts = <15 IRQ_TYPE_EDGE_RISING>; + spi-max-frequency = <1000000>; + }; + }; +... |