On Tue, Sep 24, 2019 at 01:31:59PM +0200, Marek Szyprowski wrote:
> From: Maciej Falkowski <m.falkow...@samsung.com>
> 
> Convert Samsung 2D Graphics Accelerator to newer dt-schema format
> 
> Signed-off-by: Maciej Falkowski <m.falkow...@samsung.com>
> Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
> ---
>  .../devicetree/bindings/gpu/samsung-g2d.txt   | 27 ----------
>  .../devicetree/bindings/gpu/samsung-g2d.yaml  | 53 +++++++++++++++++++
>  2 files changed, 53 insertions(+), 27 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/gpu/samsung-g2d.txt
>  create mode 100644 Documentation/devicetree/bindings/gpu/samsung-g2d.yaml
> 
> diff --git a/Documentation/devicetree/bindings/gpu/samsung-g2d.txt 
> b/Documentation/devicetree/bindings/gpu/samsung-g2d.txt
> deleted file mode 100644
> index 1e7959332dbc..000000000000
> --- a/Documentation/devicetree/bindings/gpu/samsung-g2d.txt
> +++ /dev/null
> @@ -1,27 +0,0 @@
> -* Samsung 2D Graphics Accelerator
> -
> -Required properties:
> -  - compatible : value should be one among the following:
> -     (a) "samsung,s5pv210-g2d" for G2D IP present in S5PV210 & Exynos4210 SoC
> -     (b) "samsung,exynos4212-g2d" for G2D IP present in Exynos4x12 SoCs
> -     (c) "samsung,exynos5250-g2d" for G2D IP present in Exynos5250 SoC
> -
> -  - reg : Physical base address of the IP registers and length of memory
> -       mapped region.
> -
> -  - interrupts : G2D interrupt number to the CPU.
> -  - clocks : from common clock binding: handle to G2D clocks.
> -  - clock-names : names of clocks listed in clocks property, in the same
> -               order, depending on SoC type:
> -               - for S5PV210 and Exynos4 based SoCs: "fimg2d" and
> -                 "sclk_fimg2d"
> -               - for Exynos5250 SoC: "fimg2d".
> -
> -Example:
> -     g2d@12800000 {
> -             compatible = "samsung,s5pv210-g2d";
> -             reg = <0x12800000 0x1000>;
> -             interrupts = <0 89 0>;
> -             clocks = <&clock 177>, <&clock 277>;
> -             clock-names = "sclk_fimg2d", "fimg2d";
> -     };
>ss diff --git a/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml 
>b/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml
> new file mode 100644
> index 000000000000..bb0a4bf168cc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/gpu/samsung-g2d.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Samsung SoC 2D Graphics Accelerator
> +
> +maintainers:
> +  - Inki Dae <inki....@samsung.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - samsung,s5pv210-g2d    # in S5PV210 & Exynos4210 SoC
> +      - samsung,exynos4212-g2d # in Exynos4x12 SoCs
> +      - samsung,exynos5250-g2d
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    minItems: 1
> +    maxItems: 2
> +
> +  clock-names:
> +    oneOf:
> +      - items: # for Exynos5250 SoC
> +          - const: fimg2d
> +      - items: # for S5PV210 and Exynos4 based SoCs
> +          - const: sclk_fimg2d
> +          - const: fimg2d

Just like in previous conversions ("dt-bindings: gpu: Convert Samsung
Image Scaler to dt-schem") - you need to add here proper if-else
constraints.


Best regards,
Krzysztof


> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +
> +examples
> +  - |
> +    g2d@12800000 {
> +        compatible = "samsung,s5pv210-g2d";
> +        reg = <0x12800000 0x1000>;
> +        interrupts = <0 89 0>;
> +        clocks = <&clock 177>, <&clock 277>;
> +        clock-names = "sclk_fimg2d", "fimg2d";
> +    };
> +
> -- 
> 2.17.1
> 
> 
> 
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