[PATCH v1 1/2] dt-bindings:iio:adc: add documentation for TI TSC2046 controller
From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: 2021-03-05 13:39:28
Also in:
linux-iio, lkml
Subsystem:
iio subsystem and drivers, open firmware and flattened device tree bindings, the rest, ti tsc2046 adc driver · Maintainers:
Jonathan Cameron, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Oleksij Rempel
Add a binding documentation for the TI TSC2046 touchscreen controllers ADC functionality. Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- .../bindings/iio/adc/ti,tsc2046.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/ti,tsc2046.yaml
diff --git a/Documentation/devicetree/bindings/iio/adc/ti,tsc2046.yaml b/Documentation/devicetree/bindings/iio/adc/ti,tsc2046.yaml
new file mode 100644
index 000000000000..cd1dd40f84df
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/ti,tsc2046.yaml@@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/ti,tsc2046.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments TSC2046 touch screen controller. + +maintainers: + - Oleksij Rempel <o.rempel@pengutronix.de> + +description: | + TSC2046 is a touch screen controller with 8 channels ADC. + +properties: + compatible: + enum: + - ti,tsc2046e-adc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + spi-max-frequency: true + + "#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>; + + adc@0 { + compatible = "ti,tsc2046e-adc"; + reg = <0>; + spi-max-frequency = <1000000>; + interrupts-extended = <&gpio3 20 IRQ_TYPE_LEVEL_LOW>; + #io-channel-cells = <1>; + }; + }; +...
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2.29.2