linux-kernel - Re: [PATCH v3] dt-bindings: soc: bcm: Convert brcm,bcm2835-vchiq to json-schema

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Message-ID: <YboOPd/xYWkL2JrJ@robh.at.kernel.org>
Date:   Wed, 15 Dec 2021 09:48:13 -0600
From:   Rob Herring <robh@...nel.org>
To:     Nicolas Saenz Julienne <nsaenz@...nel.org>
Cc:     stefan.wahren@...e.com, f.fainelli@...il.com,
        bcm-kernel-feedback-list@...adcom.com,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v3] dt-bindings: soc: bcm: Convert brcm,bcm2835-vchiq to
 json-schema

On Wed, Dec 15, 2021 at 10:44:49AM +0100, Nicolas Saenz Julienne wrote:
> From: Stefan Wahren <stefan.wahren@...e.com>
> 
> This converts the VCHIQ bindings to YAML format.

Am I supposed to review this? Some version of it is already in 
linux-next...

> 
> Signed-off-by: Stefan Wahren <stefan.wahren@...e.com>
> Co-developed-by: Nicolas Saenz Julienne <nsaenz@...nel.org>
> Signed-off-by: Nicolas Saenz Julienne <nsaenz@...nel.org>
> 
> ---
> Changes since v2:
>  - Reinstate fallback compatible
> 
>  .../bindings/soc/bcm/brcm,bcm2835-vchiq.txt   | 17 ------
>  .../bindings/soc/bcm/brcm,bcm2835-vchiq.yaml  | 53 +++++++++++++++++++
>  2 files changed, 53 insertions(+), 17 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
>  create mode 100644 Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
> deleted file mode 100644
> index f331316183f6..000000000000
> --- a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
> +++ /dev/null
> @@ -1,17 +0,0 @@
> -Broadcom VCHIQ firmware services
> -
> -Required properties:
> -
> -- compatible:	Should be "brcm,bcm2835-vchiq" on BCM2835, otherwise
> -		"brcm,bcm2836-vchiq".
> -- reg:		Physical base address and length of the doorbell register pair
> -- interrupts:	The interrupt number
> -		  See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
> -
> -Example:
> -
> -mailbox@...0b840 {
> -	compatible = "brcm,bcm2835-vchiq";
> -	reg = <0x7e00b840 0xf>;
> -	interrupts = <0 2>;
> -};
> diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml
> new file mode 100644
> index 000000000000..e04439b3355b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/bcm/brcm,bcm2835-vchiq.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom VCHIQ firmware services
> +
> +maintainers:
> +  - Nicolas Saenz Julienne <nsaenz@...nel.org>
> +
> +description:
> +  The VCHIQ communication channel can be provided by BCM283x and Capri SoCs,
> +  to communicate with the VPU-side OS services.
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - description: BCM2835 based boards
> +        items:
> +          - enum:
> +              - brcm,bcm2835-vchiq
> +
> +      - description: BCM2836/BCM2837 based boards
> +        items:
> +          - enum:
> +              - brcm,bcm2836-vchiq
> +          - const: brcm,bcm2835-vchiq
> +
> +  reg:
> +    description: Physical base address and length of the doorbell register pair
> +    minItems: 1
> +
> +  interrupts:
> +    description: Interrupt number of the doorbell interrupt
> +    minItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    mailbox@...0b840 {
> +      compatible = "brcm,bcm2835-vchiq";
> +      reg = <0x7e00b840 0xf>;
> +      interrupts = <0 2>;
> +    };
> +
> +...
> -- 
> 2.33.1
> 
>