linux-kernel - Re: [PATCH v7 1/3] dt-bindings: net: Add ti,cc1352p7

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Date:   Thu, 5 Oct 2023 10:01:57 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Ayush Singh <ayushdevel1325@...il.com>,
        greybus-dev@...ts.linaro.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        gregkh@...uxfoundation.org, vaishnav@...gleboard.org,
        jkridner@...gleboard.org, nm@...com,
        krzysztof.kozlowski+dt@...aro.org, vigneshr@...com,
        kristo@...nel.org, robh+dt@...nel.org, conor+dt@...nel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v7 1/3] dt-bindings: net: Add ti,cc1352p7

On 04/10/2023 20:46, Ayush Singh wrote:
> Add DT bindings for Texas Instruments Simplelink CC1352P7 wireless MCU
> 
> BeaglePlay has CC1352P7 co-processor connected to the main AM62 (running
> Linux) over UART. In the BeagleConnect Technology, CC1352 is responsible
> for handling 6LoWPAN communication with beagleconnect freedom nodes as
> well as their discovery.
> 
> It is used by gb-beagleplay greybus driver.

"Instead drop both sentences"
> 
> Signed-off-by: Ayush Singh <ayushdevel1325@...il.com>
> ---
>  .../devicetree/bindings/net/ti,cc1352p7.yaml  | 51 +++++++++++++++++++
>  MAINTAINERS                                   |  6 +++
>  2 files changed, 57 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/ti,cc1352p7.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/ti,cc1352p7.yaml b/Documentation/devicetree/bindings/net/ti,cc1352p7.yaml
> new file mode 100644
> index 000000000000..291ba34c389b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/ti,cc1352p7.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/ti,cc1352p7.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Texas Instruments Simplelink CC1352P7 wireless MCU
> +
> +description:
> +  The cc1352p7 mcu can be connected via SPI or UART.
> +
> +maintainers:
> +  - Ayush Singh <ayushdevel1325@...il.com>
> +
> +properties:
> +  compatible:
> +    const: ti,cc1352p7
> +
> +  clocks:
> +    maxItems: 2
> +
> +  clock-names:
> +    description:
> +      sclk_hf is the main system (mcu and peripherals) clock
> +      sclk_lf is low-frequency system clock

This does no go here, but to clocks. I wrote how it should be done.
Don't ignore the feedback.

> +    items:
> +      - const: sclk_hf
> +      - const: sclk_lf
> +
> +  reset-gpios: true


No, really, why do you change correct code into incorrect one? Who asked
you to drop maxItems?

> +
> +  vdds-supply: true

Best regards,
Krzysztof