[PATCH v1 1/2] dt-bindings: counter: add gpio-pulse-counter binding

From: Oleksij Rempel
Date: Thu Jan 21 2021 - 09:41:26 EST


Add binding for GPIO based pulse counter node

Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
.../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@xxxxxxxxxxxxxx>
+
+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