[PATCH v3 1/4] dt-binding: clock: Document rockchip,rk3568-cru bindings

Kever Yang kever.yang at rock-chips.com
Fri Mar 5 01:41:24 GMT 2021


On 2021/3/1 下午2:47, Elaine Zhang wrote:
> Document the device tree bindings of the rockchip Rk3568 SoC
> clock driver in Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml.
>
> Signed-off-by: Elaine Zhang <zhangqing at rock-chips.com>

Patch looks good to me.

Reviewed-by: Kever Yang <kever.yang at rock-chips.com 
<mailto:kever.yang at rock-chips.com>>

Thanks,
- Kever
> ---
>   .../bindings/clock/rockchip,rk3568-cru.yaml   | 60 +++++++++++++++++++
>   1 file changed, 60 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml
>
> diff --git a/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml
> new file mode 100644
> index 000000000000..b2c26097827f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/rockchip,rk3568-cru.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ROCKCHIP rk3568 Family Clock Control Module Binding
> +
> +maintainers:
> +  - Elaine Zhang <zhangqing at rock-chips.com>
> +  - Heiko Stuebner <heiko at sntech.de>
> +
> +description: |
> +  The RK3568 clock controller generates the clock and also implements a
> +  reset controller for SoC peripherals.
> +  (examples: provide SCLK_UART1\PCLK_UART1 and SRST_P_UART1\SRST_S_UART1 for UART module)
> +  Each clock is assigned an identifier and client nodes can use this identifier
> +  to specify the clock which they consume. All available clocks are defined as
> +  preprocessor macros in the dt-bindings/clock/rk3568-cru.h headers and can be
> +  used in device tree sources.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - rockchip,rk3568-cru
> +      - rockchip,rk3568-pmucru
> +
> +  reg:
> +    maxItems: 1
> +
> +  "#clock-cells":
> +    const: 1
> +
> +  "#reset-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - "#clock-cells"
> +  - "#reset-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  # Clock Control Module node:
> +  - |
> +    pmucru: clock-controller at fdd00000 {
> +      compatible = "rockchip,rk3568-pmucru";
> +      reg = <0xfdd00000 0x1000>;
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +    };
> +  - |
> +    cru: clock-controller at fdd20000 {
> +      compatible = "rockchip,rk3568-cru";
> +      reg = <0xfdd20000 0x1000>;
> +      #clock-cells = <1>;
> +      #reset-cells = <1>;
> +    };





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