Re: [RFC 1/9] dt-bindings: arm: samsung: Convert Samsung board/soc bindings to json-schema

[Rob Herring]

On Fri, Aug 23, 2019 at 9:54 AM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
>
> Convert Samsung S5P and Exynos SoC bindings to DT schema format using
> json-schema.  This is purely conversion of already documented bindings
> so it does not cover all of DTS in the Linux kernel (few S5P/Exynos and
> all S3C are missing).
>
> Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
>
> ---
>
> If the schema looks sensible, I will continue on converting other
> SoC and driver bindings and later adding missing schemas (S3C
> SoCs).

Looks pretty good.

> ---
>  .../bindings/arm/samsung/samsung-boards.txt   |  83 --------
>  .../bindings/arm/samsung/samsung-boards.yaml  | 188 ++++++++++++++++++
>  2 files changed, 188 insertions(+), 83 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt
>  create mode 100644 Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml


> diff --git a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml
> new file mode 100644
> index 000000000000..e963fd70c436
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml
> @@ -0,0 +1,188 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/arm/samsung/samsung-boards.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Samsung Exynos and S5P SoC based boards
> +
> +maintainers:
> +  - Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> +
> +properties:
> +  $nodename:
> +    const: '/'
> +  compatible:
> +    oneOf:
> +      - description: S5PV210 based Aries boards
> +        items:
> +          - enum:
> +              - samsung,fascinate4g             # Samsung Galaxy S Fascinate 4G (SGH-T959P)
> +              - samsung,galaxys                 # Samsung Galaxy S (i9000)
> +          - const: samsung,aries
> +          - const: samsung,s5pv210
> +
> +      - description: Exynos3250 based boards
> +        items:
> +          - enum:
> +              - samsung,monk                    # Samsung Simband
> +              - samsung,rinato                  # Samsung Gear2
> +          - const: samsung,exynos3250
> +          - const: samsung,exynos3
> +
> +      - description: Samsung ARTIK5 boards
> +        items:
> +          - enum:
> +              - samsung,artik5-eval             # Samsung ARTIK5 eval board
> +          - const: samsung,artik5               # Samsung ARTIK5 module
> +          - const: samsung,exynos3250
> +          - const: samsung,exynos3
> +
> +      - description: Exynos4210 based boards
> +        items:
> +          - enum:
> +              - insignal,origen                 # Insignal Origen
> +              - samsung,smdkv310                # Samsung SMDKV310 eval
> +              - samsung,trats                   # Samsung Tizen Reference
> +              - samsung,universal_c210          # Samsung C210
> +          - const: samsung,exynos4210
> +          - const: samsung,exynos4
> +
> +      - description: Exynos4412 based boards
> +        items:
> +          - enum:
> +              - friendlyarm,tiny4412            # FriendlyARM TINY4412
> +              - hardkernel,odroid-u3            # Hardkernel Odroid U3
> +              - hardkernel,odroid-x             # Hardkernel Odroid X
> +              - hardkernel,odroid-x2            # Hardkernel Odroid X2
> +              - insignal,origen4412             # Insignal Origen
> +              - samsung,smdk4412                # Samsung SMDK4412 eval
> +              - topeet,itop4412-elite           # TOPEET Elite base
> +          - const: samsung,exynos4412
> +          - const: samsung,exynos4
> +
> +      - description: Samsung Midas family boards
> +        items:
> +          - enum:
> +              - samsung,i9300                   # Samsung GT-I9300
> +              - samsung,i9305                   # Samsung GT-I9305
> +              - samsung,n710x                   # Samsung GT-N7100/GT-N7105
> +              - samsung,trats2                  # Samsung Tizen Reference
> +          - const: samsung,midas
> +          - const: samsung,exynos4412
> +          - const: samsung,exynos4
> +
> +      - description: Exynos5250 based boards
> +        items:
> +          - enum:
> +              - google,snow-rev5                # Google Snow Rev 5+
> +              - google,spring                   # Google Spring
> +              - insignal,arndale                # Insignal Arndale
> +              - samsung,smdk5250                # Samsung SMDK5250 eval
> +          - const: samsung,exynos5250
> +          - const: samsung,exynos5
> +
> +      - description: Google Snow Boards (Rev 4+)
> +        items:
> +          - enum:
> +              - google,snow-rev4

const here as I wouldn't expect this list to grow.

> +          - const: google,snow
> +          - const: samsung,exynos5250
> +          - const: samsung,exynos5
> +
> +      - description: Exynos5260 based boards
> +        items:
> +          - enum:
> +              - samsung,xyref5260               # Samsung Xyref5260 eval
> +          - const: samsung,exynos5260
> +          - const: samsung,exynos5
> +
> +      - description: Exynos5410 based boards
> +        items:
> +          - enum:
> +              - hardkernel,odroid-xu            # Hardkernel Odroid XU
> +              - samsung,smdk5410                # Samsung SMDK5410 eval
> +          - const: samsung,exynos5410
> +          - const: samsung,exynos5
> +
> +      - description: Exynos5420 based boards
> +        items:
> +          - enum:
> +              - insignal,arndale-octa           # Insignal Arndale Octa
> +              - samsung,smdk5420                # Samsung SMDK5420 eval
> +          - const: samsung,exynos5420
> +          - const: samsung,exynos5
> +
> +      - description: Google Peach Pit Boards (Rev 6+)
> +        items:
> +          - enum:
> +              - google,pit-rev16

const

> +          - const: google,pit-rev15
> +          - const: google,pit-rev14
> +          - const: google,pit-rev13
> +          - const: google,pit-rev12
> +          - const: google,pit-rev11
> +          - const: google,pit-rev10
> +          - const: google,pit-rev9
> +          - const: google,pit-rev8
> +          - const: google,pit-rev7
> +          - const: google,pit-rev6
> +          - const: google,pit
> +          - const: google,peach
> +          - const: samsung,exynos5420
> +          - const: samsung,exynos5
> +
> +      - description: Exynos5800 based boards
> +        items:
> +          - enum:
> +              - hardkernel,odroid-xu3           # Hardkernel Odroid XU3
> +              - hardkernel,odroid-xu3-lite      # Hardkernel Odroid XU3 Lite
> +              - hardkernel,odroid-xu4           # Hardkernel Odroid XU4
> +              - hardkernel,odroid-hc1           # Hardkernel Odroid HC1
> +          - const: samsung,exynos5800
> +          - const: samsung,exynos5
> +
> +      - description: Google Peach Pi Boards (Rev 10+)
> +        items:
> +          - enum:
> +              - google,pi-rev16
> +          - const: google,pi-rev15
> +          - const: google,pi-rev14
> +          - const: google,pi-rev13
> +          - const: google,pi-rev12
> +          - const: google,pi-rev11
> +          - const: google,pi-rev10
> +          - const: google,pi
> +          - const: google,peach
> +          - const: samsung,exynos5800
> +          - const: samsung,exynos5
> +
> +      - description: Exynos5433 based boards
> +        items:
> +          - enum:
> +              - samsung,tm2                     # Samsung TM2
> +              - samsung,tm2e                    # Samsung TM2E
> +          - const: samsung,exynos5433
> +
> +  firmware:

This should be moved to its own file.

> +    type: object
> +    description:
> +      node specifying presence and type of secure firmware
> +    properties:
> +      compatible:
> +        enum:
> +         - samsung,secure-firmware
> +      reg:
> +        description:
> +          address of non-secure SYSRAM used for communication with firmware
> +        maxItems: 1
> +
> +required:
> +  - compatible
> +
> +examples:
> +  - |
> +    firmware@203f000 {
> +      compatible = "samsung,secure-firmware";
> +      reg = <0x0203F000 0x1000>;
> +    };
> --
> 2.17.1
>