Re: [PATCH 2/4] dt-bindings: clock: mediatek: add clock controllers of MT7988

[Rob Herring <robh@kernel.org>]

On Mon, Nov 13, 2023 at 09:12:19PM +0000, Daniel Golle wrote:
> Add various clock controllers found in the MT7988 SoC to existing
> bindings (if applicable) and add files for the new ethwarp, mcusys
> and xfi-pll clock controllers not previously present in any previous
> MediaTek SoC.
> 
> Signed-off-by: Daniel Golle <daniel@makrotopia.org>
> ---
>  .../bindings/arm/mediatek/mediatek,ethsys.txt |  1 +
>  .../arm/mediatek/mediatek,infracfg.yaml       |  1 +
>  .../arm/mediatek/mediatek,mt7988-ethwarp.yaml | 60 +++++++++++++++++++
>  .../arm/mediatek/mediatek,mt7988-mcusys.yaml  | 46 ++++++++++++++
>  .../arm/mediatek/mediatek,mt7988-xfi-pll.yaml | 49 +++++++++++++++
>  .../bindings/clock/mediatek,apmixedsys.yaml   |  1 +
>  .../bindings/clock/mediatek,topckgen.yaml     |  1 +
>  .../bindings/net/pcs/mediatek,sgmiisys.yaml   |  2 +
>  8 files changed, 161 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-ethwarp.yaml
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-mcusys.yaml
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-xfi-pll.yaml
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
> index eccd4b706a78d..ac52579e03618 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,ethsys.txt
> @@ -12,6 +12,7 @@ Required Properties:
>  	- "mediatek,mt7629-ethsys", "syscon"
>  	- "mediatek,mt7981-ethsys", "syscon"
>  	- "mediatek,mt7986-ethsys", "syscon"
> +	- "mediatek,mt7988-ethsys", "syscon"
>  - #clock-cells: Must be 1
>  - #reset-cells: Must be 1
>  
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
> index ea98043c6ba3d..230b5188a88db 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
> @@ -30,6 +30,7 @@ properties:
>                - mediatek,mt7629-infracfg
>                - mediatek,mt7981-infracfg
>                - mediatek,mt7986-infracfg
> +              - mediatek,mt7988-infracfg
>                - mediatek,mt8135-infracfg
>                - mediatek,mt8167-infracfg
>                - mediatek,mt8173-infracfg
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-ethwarp.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-ethwarp.yaml
> new file mode 100644
> index 0000000000000..0c3d5e88b09df
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7988-ethwarp.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/arm/mediatek/mediatek,mt7988-ethwarp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek MT7988 ethwarp Controller
> +
> +maintainers:
> +  - Daniel Golle <daniel@makrotopia.org>
> +
> +description:
> +  The Mediatek MT7988 ethwarp controller provides clocks and resets for the
> +  Ethernet related subsystems found the MT7988 SoC.
> +  The reset-controller can be represented using the ti,syscon-reset bindings.
> +  The clock values can be found in <dt-bindings/clock/mt*-clk.h>.
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: mediatek,mt7988-ethwarp
> +      - const: syscon
> +      - const: simple-mfd
> +
> +  reg:
> +    maxItems: 1
> +
> +  reset-controller: true

type: object

> +
> +  '#clock-cells':
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - '#clock-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/reset/ti-syscon.h>
> +    soc {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        ethwarp: clock-controller@15031000 {

Drop unused labels. Elsewhere too.

> +            compatible = "mediatek,mt7988-ethwarp", "syscon", "simple-mfd";
> +            reg = <0 0x15031000 0 0x1000>;
> +            #clock-cells = <1>;
> +
> +            ethrst: reset-controller {
> +                compatible = "ti,syscon-reset";
> +                #reset-cells = <1>;
> +                ti,reset-bits = <
> +                    0x8 9 0x8 9 0 0 (ASSERT_SET | DEASSERT_CLEAR | STATUS_NONE)
> +                >;
> +            };
> +        };
> +    };