This adds device tree bindings for the Cirrus Logic EP93xx
clock block used in these SoCs.
Signed-off-by: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
---
Notes:
v0 -> v1:
- it's now a clock controller
.../bindings/clock/cirrus,ep9301.yaml | 64 +++++++++++++++++++
1 file changed, 64 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/cirrus,ep9301.yaml
diff --git a/Documentation/devicetree/bindings/clock/cirrus,ep9301.yaml b/Documentation/devicetree/bindings/clock/cirrus,ep9301.yaml
new file mode 100644
index 000000000000..4f9e0d483698
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/cirrus,ep9301.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/cirrus,ep9301.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus Logic ep93xx SoC's clock controller
+
+maintainers:
+ - Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
+ - Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>
+
+description: |
+ Cirrus Logic EP93XX SoC clocks driver bindings. The clock
+ controller node must be defined as a child node of the ep93xx
+ system controller node.
+
+ See also:
+ - dt-bindings/clock/cirrus,ep93xx-clock.h
+
+properties:
+ compatible:
+ oneOf:
+ - const: cirrus,ep9301-clk
+ - items:
+ - enum:
+ - cirrus,ep9302-clk
+ - cirrus,ep9307-clk
+ - cirrus,ep9312-clk
+ - cirrus,ep9315-clk
+ - const: cirrus,ep9301-clk
+
+ "#clock-cells":
+ const: 1
+
+ clocks:
+ description: List of clock specifiers which are external input
+ clocks to the given clock controller.
+ items:
+ - description: reference clock
+
+required:
+ - compatible
+ - "#clock-cells"
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ clocks {
+ xtali: oscillator {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <14745600>;
+ };
+ };
+
+ clock-controller {
+ #clock-cells = <1>;
+ compatible = "cirrus,ep9301-clk";
+ clocks = <&xtali>;
+ };
+...
--
2.37.4
