Document the device tree bindings of the Kendryte K210 SoC clock driver in Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml. Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxx> --- .../bindings/clock/kendryte,k210-clk.yaml | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml diff --git a/Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml b/Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml new file mode 100644 index 000000000000..02f5f8a86bc8 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/kendryte,k210-clk.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Kendryte K210 Clock Device Tree Bindings + +maintainers: + - Damien Le Moal <damien.lemoal@xxxxxxx> + +description: | + Kendryte K210 clock controller driver which support the system controller + subsystem supplied clocks for the various controllers and peripherals within + the SoC. + + See also: + - dt-bindings/clock/k210-clk.h + +properties: + compatible: + const: kendryte,k210-clk + + clocks: + maxItems: 1 + description: System fixed rate oscillator clock + + '#clock-cells': + const: 1 + +required: + - compatible + - '#clock-cells' + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/k210-clk.h> + + clocks { + in0: oscillator { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <26000000>; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + /* ... */ + + sysctl: system-controller@50440000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "kendryte,k210-sysctl", + "syscon", "simple-mfd"; + reg = <0x50440000 0x1000>; + /* ... */ + sysclk: clock-controller { + #clock-cells = <1>; + compatible = "kendryte,k210-clk"; + clocks = <&in0>; + }; + /* ... */ + }; + }; + -- 2.28.0
