Re: [PATCH] dt-bindings: spi: Add bcm2835-aux-spi.yaml file.

[Krzysztof Kozlowski <krzk@xxxxxxxxxx>]

On Sun, Sep 29, 2024 at 07:22:37AM +0000, Karan Sanghavi wrote:
> Converted the brcm,bcm2835-aux-spi.txt file to
> its respective yaml file format.
> 

Subject: You do not add new binding, you convert it. Also, drop final
full stop.

> Signed-off-by: Karan Sanghavi <karansanghvi98@xxxxxxxxx>
> ---


> diff --git a/Documentation/devicetree/bindings/spi/brcm,bcm2835-aux-spi.yaml b/Documentation/devicetree/bindings/spi/brcm,bcm2835-aux-spi.yaml
> new file mode 100644
> index 000000000000..4c24cf2fe214
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/brcm,bcm2835-aux-spi.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/brcm,bcm2835-aux-spi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom BCM2835 Auxiliary SPI1/2 Controller
> +
> +maintainers:
> +  - Karan Sanghavi <karansanghvi98@xxxxxxxxx>

This is fine, just to be clear: you have the hardware, datasheet or
some sort of interest in this hardware?

> +
> +description: |

Do not need '|' unless you need to preserve formatting.

> +  The BCM2835 contains two forms of SPI master controller. One is known simply as
> +  SPI0, and the other as the "Universal SPI Master," part of the auxiliary block.
> +  This binding applies to the SPI1 and SPI2 auxiliary controllers.
> +
> +allOf:
> +  - $ref: spi-controller.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - brcm,bcm2835-aux-spi
> +    description: Broadcom BCM2835 Auxiliary SPI controller for SPI1 and SPI2.

Drop description

> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Reference to the auxiliary clock driver for the BCM2835.

Instead: maxItems: 1

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/bcm2835-aux.h>
> +    spi@7e215080 {
> +        compatible = "brcm,bcm2835-aux-spi";
> +        reg = <0x7e215080 0x40>;
> +        interrupts = <1 29>;
> +        clocks = <&aux_clocks BCM2835_AUX_CLOCK_SPI1>;
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +    };
> +
> +  - |

Only one example is enough, drop the rest because they are the same.

Best regards,
Krzysztof