[PATCH 23/32] dt-binding: Document kendryte,k210-clk bindings

[Rob Herring]

On Sat, Nov 07, 2020 at 05:14:11PM +0900, Damien Le Moal wrote:
> 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 at wdc.com>
> ---
>  .../bindings/clock/kendryte,k210-clk.yaml     | 70 +++++++++++++++++++
>  1 file changed, 70 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/kendryte,k210-clk.yaml

This and the header go in 1 patch. And before the driver patch.

> 
> 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 at wdc.com>
> +
> +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 at 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
>