[PATCH 4/7] dt-bindings: Input: introduce new clock vibrator bindings

Brian Masney
2019-12-05T00:25:29Z

Add support for clock-based vibrator devices where the speed can be
controlled by changing the duty cycle.

Signed-off-by: Brian Masney <masneyb@onstation.org>
---
.../bindings/input/clk-vibrator.yaml | 60 +++++++++++++++++++
1 file changed, 60 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/clk-vibrator.yaml

diff --git a/Documentation/devicetree/bindings/input/clk-vibrator.yaml b/Documentation/devicetree/bindings/input/clk-vibrator.yaml
new file mode 100644
index 000000000000..2103a5694fad
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/clk-vibrator.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bindings/input/clk-vibrator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Clock vibrator
+
+maintainers:
+ - Brian Masney <masneyb@onstation.org>
+
+description: |
+ Support for clock-based vibrator devices where the speed can be controlled
+ by changing the duty cycle.
+
+properties:
+ compatible:
+ const: clk-vibrator
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ description: output clock that controls the speed
+ items:
+ - const: core
+
+ clock-frequency: true
+
+ enable-gpios:
+ maxItems: 1
+
+ vcc-supply:
+ description: Regulator that provides power
+
+required:
+ - compatible
+ - clocks
+ - clock-names
+ - clock-frequency
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,mmcc-msm8974.h>
+ #include <dt-bindings/gpio/gpio.h>
+
+ vibrator {
+ compatible = "clk-vibrator";
+
+ vcc-supply = <&pm8941_l19>;
+
+ clocks = <&mmcc CAMSS_GP1_CLK>;
+ clock-names = "core";
+ clock-frequency = <24000>;
+
+ enable-gpios = <&msmgpio 60 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&vibrator_pin>;
+ };
--
2.21.0