Re: [PATCH v2 05/11] riscv: dts: microchip: mpfs: Fix reference clock node

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On 16/12/2021 13:37, Geert Uytterhoeven wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> "make dtbs_check" reports:
> 
>      arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dt.yaml: soc: refclk: {'compatible': ['fixed-clock'], '#clock-cells': [[0]], 'clock-frequency': [[600000000]], 'clock-output-names': ['msspllclk'], 'phandle': [[7]]} should not be valid under {'type': 'object'}
>          From schema: dtschema/schemas/simple-bus.yaml
> 
> Fix this by moving the node out of the "soc" subnode.
> While at it, rename it to "msspllclk", and drop the now superfluous
> "clock-output-names" property.
> Move the actual clock-frequency value to the board DTS, since it is not
> set until bitstream programming time.
> 
> Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
Looks good to me.
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

> ---
> v2:
>    - Add Acked-by,
>    - Move clock-frequency to board DTS.
> ---
>   .../boot/dts/microchip/microchip-mpfs-icicle-kit.dts |  4 ++++
>   arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi    | 12 +++++-------
>   2 files changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> index fc1e5869df1b9fc5..0c748ae1b0068df7 100644
> --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> @@ -35,6 +35,10 @@ memory@80000000 {
>          };
>   };
> 
> +&refclk {
> +       clock-frequency = <600000000>;
> +};
> +
>   &serial0 {
>          status = "okay";
>   };
> diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> index ee59751544a0d3bc..b372bc6459bf163a 100644
> --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> @@ -139,6 +139,11 @@ cpu4_intc: interrupt-controller {
>                  };
>          };
> 
> +       refclk: msspllclk {
> +               compatible = "fixed-clock";
> +               #clock-cells = <0>;
> +       };
> +
>          soc {
>                  #address-cells = <2>;
>                  #size-cells = <2>;
> @@ -189,13 +194,6 @@ dma@3000000 {
>                          #dma-cells = <1>;
>                  };
> 
> -               refclk: refclk {
> -                       compatible = "fixed-clock";
> -                       #clock-cells = <0>;
> -                       clock-frequency = <600000000>;
> -                       clock-output-names = "msspllclk";
> -               };
> -
>                  clkcfg: clkcfg@20002000 {
>                          compatible = "microchip,mpfs-clkcfg";
>                          reg = <0x0 0x20002000 0x0 0x1000>;
> --
> 2.25.1
> 





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