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SubjectRe: [PATCH v6 3/7] dt-bindings: clk: sprd: add bindings for sc9863a clock controller
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@gmail.com> wrote:
>
> From: Chunyan Zhang <chunyan.zhang@unisoc.com>
>
> add a new bindings to describe sc9863a clock compatible string.
>
> Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
> ---
> .../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@gmail.com>
> + - Baolin Wang <baolin.wang7@gmail.com>
> + - Chunyan Zhang <zhang.lyra@gmail.com>
> +
> +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
>

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