diff mbox series

[v2,1/2] dt-bindings: counter: add gpio-pulse-counter binding

Message ID 20210122093357.15750-2-o.rempel@pengutronix.de
State New
Headers show
Series add support for GPIO based counter | expand

Commit Message

Oleksij Rempel Jan. 22, 2021, 9:33 a.m. UTC 
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 mbox series

Patch

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>;
+    };
+
+...