Describe a binding for a device that provides and consumes clks in DT so that a KUnit test can register clks based on the device node and test clk_hw_register() with clk_parent_data.
Cc: Rob Herring robh+dt@kernel.org Cc: Krzysztof Kozlowski krzysztof.kozlowski+dt@linaro.org Cc: Brendan Higgins brendan.higgins@linux.dev Cc: David Gow davidgow@google.com Signed-off-by: Stephen Boyd sboyd@kernel.org --- .../clock/linux,clk-kunit-parent-data.yaml | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/linux,clk-kunit-parent-data.yaml
diff --git a/Documentation/devicetree/bindings/clock/linux,clk-kunit-parent-data.yaml b/Documentation/devicetree/bindings/clock/linux,clk-kunit-parent-data.yaml new file mode 100644 index 000000000000..29609e07c115 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/linux,clk-kunit-parent-data.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/linux,clk-kunit-parent-data.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: KUnit clk provider for clk_parent_data unit tests + +maintainers: + - Stephen Boyd sboyd@kernel.org + +description: | + A clk provider to test the struct clk_parent_data implementation in the Linux + kernel. + +properties: + compatible: + const: linux,clk-kunit-parent-data + + clocks: + items: + - description: Fixed parent + - description: 50 MHz fixed parent + + clock-names: + items: + - const: parent_fwname + - const: "50" + + "#clock-cells": + const: 1 + +required: + - compatible + - "#clock-cells" + +additionalProperties: false + +examples: + - | + clock-controller { + compatible = "linux,clk-kunit-parent-data"; + #clock-cells = <1>; + clocks = <&fixed_parent>, <&fixed_50MHz>; + clock-names = "parent_fwname", "50"; + }; +...