[PATCH v4 2/5] dt-bindings: arm: ti: Convert K3 board/soc bindings to DT schema

Suman Anna s-anna at ti.com
Tue Sep 15 11:31:16 EDT 2020


On 9/14/20 11:22 AM, Lokesh Vutla wrote:
> Convert TI K3 Board/SoC bindings to DT schema format.
> 
> Reviewed-by: Grygorii Strashko <grygorii.strashko at ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
> ---
>  .../devicetree/bindings/arm/ti/k3.txt         | 26 ----------------
>  .../devicetree/bindings/arm/ti/k3.yaml        | 31 +++++++++++++++++++
>  MAINTAINERS                                   |  2 +-
>  3 files changed, 32 insertions(+), 27 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/arm/ti/k3.txt
>  create mode 100644 Documentation/devicetree/bindings/arm/ti/k3.yaml
> 
> diff --git a/Documentation/devicetree/bindings/arm/ti/k3.txt b/Documentation/devicetree/bindings/arm/ti/k3.txt
> deleted file mode 100644
> index 333e7256126a..000000000000
> --- a/Documentation/devicetree/bindings/arm/ti/k3.txt
> +++ /dev/null
> @@ -1,26 +0,0 @@
> -Texas Instruments K3 Multicore SoC architecture device tree bindings
> ---------------------------------------------------------------------
> -
> -Platforms based on Texas Instruments K3 Multicore SoC architecture
> -shall follow the following scheme:
> -
> -SoCs
> -----
> -
> -Each device tree root node must specify which exact SoC in K3 Multicore SoC
> -architecture it uses, using one of the following compatible values:
> -
> -- AM654
> -  compatible = "ti,am654";
> -
> -- J721E
> -  compatible = "ti,j721e";
> -
> -Boards
> -------
> -
> -In addition, each device tree root node must specify which one or more
> -of the following board-specific compatible values:
> -
> -- AM654 EVM
> -  compatible = "ti,am654-evm", "ti,am654";
> diff --git a/Documentation/devicetree/bindings/arm/ti/k3.yaml b/Documentation/devicetree/bindings/arm/ti/k3.yaml
> new file mode 100644
> index 000000000000..c5e3e4aeda8e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/ti/k3.yaml
> @@ -0,0 +1,31 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/arm/ti/k3.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Texas Instruments K3 Multicore SoC architecture device tree bindings
> +
> +maintainers:
> +  - Nishanth Menon <nm at ti.com>
> +
> +description: |
> +  Platforms based on Texas Instruments K3 Multicore SoC architecture
> +  shall have the following properties.
> +
> +properties:
> +  $nodename:
> +    const: '/'
> +  compatible:
> +    oneOf:
> +
> +      - description: K3 AM654 SoC
> +        items:
> +          - enum:
> +              - ti,am654-evm

I am guessing the enum is for adding other vendors compatibles when they get
added in the future. Otherwise, const would have sufficed. So, looks ok.

Reviewed-by: Suman Anna <s-anna at ti.com>

regards
Suman

> +          - const: ti,am654
> +
> +      - description: K3 J721E SoC
> +        items:
> +          - const: ti,j721e
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index e4647c84c987..076fae9aa75b 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2636,7 +2636,7 @@ M:	Tero Kristo <t-kristo at ti.com>
>  M:	Nishanth Menon <nm at ti.com>
>  L:	linux-arm-kernel at lists.infradead.org (moderated for non-subscribers)
>  S:	Supported
> -F:	Documentation/devicetree/bindings/arm/ti/k3.txt
> +F:	Documentation/devicetree/bindings/arm/ti/k3.yaml
>  F:	arch/arm64/boot/dts/ti/Makefile
>  F:	arch/arm64/boot/dts/ti/k3-*
>  F:	include/dt-bindings/pinctrl/k3.h
> 




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