Re: [PATCH v5 2/3] dt-bindings: clock: lan966x: Add LAN966X Clock Controller
From: Rob Herring
Date: Wed Sep 22 2021 - 16:11:10 EST
On Fri, Sep 17, 2021 at 07:21:41PM +0530, Kavyasree Kotagiri wrote:
> This adds the DT bindings documentation for lan966x SoC
> generic clock controller.
>
> Signed-off-by: Kavyasree Kotagiri <kavyasree.kotagiri@xxxxxxxxxxxxx>
> ---
> v4 -> v5:
> - In v4 dt-bindings, missed adding "clock-names" in required
> properties and example. So, added them.
>
> v3 -> v4:
> - Updated "clocks" description.
> - Added "clock-names".
>
> v2 -> v3:
> - Fixed dt_binding_check errors.
>
> v1 -> v2:
> - Updated example provided for clk controller DT node.
>
> .../bindings/clock/microchip,lan966x-gck.yaml | 57 +++++++++++++++++++
> 1 file changed, 57 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/microchip,lan966x-gck.yaml
>
> diff --git a/Documentation/devicetree/bindings/clock/microchip,lan966x-gck.yaml b/Documentation/devicetree/bindings/clock/microchip,lan966x-gck.yaml
> new file mode 100644
> index 000000000000..e6b4ed3b0c88
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/microchip,lan966x-gck.yaml
> @@ -0,0 +1,57 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/microchip,lan966x-gck.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Microchip LAN966X Generic Clock Controller
> +
> +maintainers:
> + - Kavyasree Kotagiri <kavyasree.kotagiri@xxxxxxxxxxxxx>
> +
> +description: |
> + The LAN966X Generic clock controller contains 3 PLLs - cpu_clk,
> + ddr_clk and sys_clk. This clock controller generates and supplies
> + clock to various peripherals within the SoC.
> +
> +properties:
> + compatible:
> + const: microchip,lan966x-gck
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: CPU clock source
> + - description: DDR clock source
> + - description: System clock source
> +
> + clock-names:
> + items:
> + - const: cpu_clk
> + - const: ddr_clk
> + - const: sys_clk
'_clk' is redundant. Drop.
With that,
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> +
> + '#clock-cells':
> + const: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> + - '#clock-cells'
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + clks: clock-controller@e00c00a8 {
> + compatible = "microchip,lan966x-gck";
> + #clock-cells = <1>;
> + clocks = <&cpu_clk>, <&ddr_clk>, <&sys_clk>;
> + clock-names = "cpu_clk", "ddr_clk", "sys_clk";
> + reg = <0xe00c00a8 0x38>;
> + };
> +...
> --
> 2.17.1
>
>