Re: [PATCH v6 3/7] dt-bindings: clk: sprd: add bindings for sc9863a clock controller

[Chunyan Zhang]

Hi Rob,

Can I have your acked-by on this patch now? Or do you have comments?

Thanks,
Chunyan


On Wed, 4 Mar 2020 at 15:28, Chunyan Zhang <zhang.lyra@xxxxxxxxx> wrote:
>
> From: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>
>
> add a new bindings to describe sc9863a clock compatible string.
>
> Signed-off-by: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>
> ---
>  .../bindings/clock/sprd,sc9863a-clk.yaml      | 105 ++++++++++++++++++
>  1 file changed, 105 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/sprd,sc9863a-clk.yaml
>
> diff --git a/Documentation/devicetree/bindings/clock/sprd,sc9863a-clk.yaml b/Documentation/devicetree/bindings/clock/sprd,sc9863a-clk.yaml
> new file mode 100644
> index 000000000000..bb3a78d8105e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/sprd,sc9863a-clk.yaml
> @@ -0,0 +1,105 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright 2019 Unisoc Inc.
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/clock/sprd,sc9863a-clk.yaml#";
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#";
> +
> +title: SC9863A Clock Control Unit Device Tree Bindings
> +
> +maintainers:
> +  - Orson Zhai <orsonzhai@xxxxxxxxx>
> +  - Baolin Wang <baolin.wang7@xxxxxxxxx>
> +  - Chunyan Zhang <zhang.lyra@xxxxxxxxx>
> +
> +properties:
> +  "#clock-cells":
> +    const: 1
> +
> +  compatible :
> +    enum:
> +      - sprd,sc9863a-ap-clk
> +      - sprd,sc9863a-aon-clk
> +      - sprd,sc9863a-apahb-gate
> +      - sprd,sc9863a-pmu-gate
> +      - sprd,sc9863a-aonapb-gate
> +      - sprd,sc9863a-pll
> +      - sprd,sc9863a-mpll
> +      - sprd,sc9863a-rpll
> +      - sprd,sc9863a-dpll
> +      - sprd,sc9863a-mm-gate
> +      - sprd,sc9863a-apapb-gate
> +
> +  clocks:
> +    minItems: 1
> +    maxItems: 4
> +    description: |
> +      The input parent clock(s) phandle for this clock, only list fixed
> +      clocks which are declared in devicetree.
> +
> +  clock-names:
> +    minItems: 1
> +    maxItems: 4
> +    items:
> +      - const: ext-26m
> +      - const: ext-32k
> +      - const: ext-4m
> +      - const: rco-100m
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - '#clock-cells'
> +
> +if:
> +  properties:
> +    compatible:
> +      enum:
> +        - sprd,sc9863a-ap-clk
> +        - sprd,sc9863a-aon-clk
> +then:
> +  required:
> +    - reg
> +
> +else:
> +  description: |
> +    Other SC9863a clock nodes should be the child of a syscon node in
> +    which compatible string shoule be:
> +            "sprd,sc9863a-glbregs", "syscon", "simple-mfd"
> +
> +    The 'reg' property for the clock node is also required if there is a sub
> +    range of registers for the clocks.
> +
> +examples:
> +  - |
> +    ap_clk: clock-controller@21500000 {
> +      compatible = "sprd,sc9863a-ap-clk";
> +      reg = <0 0x21500000 0 0x1000>;
> +      clocks = <&ext_26m>, <&ext_32k>;
> +      clock-names = "ext-26m", "ext-32k";
> +      #clock-cells = <1>;
> +    };
> +
> +  - |
> +    soc {
> +      #address-cells = <2>;
> +      #size-cells = <2>;
> +
> +      ap_ahb_regs: syscon@20e00000 {
> +        compatible = "sprd,sc9863a-glbregs", "syscon", "simple-mfd";
> +        reg = <0 0x20e00000 0 0x4000>;
> +        #address-cells = <1>;
> +        #size-cells = <1>;
> +        ranges = <0 0 0x20e00000 0x4000>;
> +
> +        apahb_gate: apahb-gate@0 {
> +          compatible = "sprd,sc9863a-apahb-gate";
> +          reg = <0x0 0x1020>;
> +          #clock-cells = <1>;
> +        };
> +      };
> +    };
> +
> +...
> --
> 2.20.1
>