[PATCH v2 1/2] dt-bindings: counter: add gpio-pulse-counter binding
From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: 2021-01-22 10:35:27
Also in:
linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add binding for GPIO based pulse counter node Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- .../bindings/counter/gpio-pulse-counter.yaml | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/counter/gpio-pulse-counter.yaml
diff --git a/Documentation/devicetree/bindings/counter/gpio-pulse-counter.yaml b/Documentation/devicetree/bindings/counter/gpio-pulse-counter.yaml
new file mode 100644
index 000000000000..dfa93956f15c
--- /dev/null
+++ b/Documentation/devicetree/bindings/counter/gpio-pulse-counter.yaml@@ -0,0 +1,39 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/counter/gpio-pulse-counter.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GPIO base pulse counter + +maintainers: + - Oleksij Rempel <o.rempel@pengutronix.de> + +properties: + compatible: + const: virtual,gpio-pulse-counter + + gpios: + maxItems: 1 + +required: + - gpios + +additionalProperties: false + +examples: + - | + + #include <dt-bindings/gpio/gpio.h> + + counter-0 { + compatible = "virtual,gpio-pulse-counter"; + gpios = <&gpio 0 GPIO_ACTIVE_HIGH>; + }; + + counter-1 { + compatible = "virtual,gpio-pulse-counter"; + gpios = <&gpio 1 GPIO_ACTIVE_HIGH>; + }; + +...
--
2.30.0