linux-kernel - Re: [PATCH v2 1/2] dt-bindings: i2c: spacemit: add support for K1 SoC

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Message-ID: <jhwf5xe5h6sfxirjavczs6txihsqukoqqhrrmfoipugsgjkynb@5o72xm5sjr6t>
Date: Thu, 31 Oct 2024 09:01:30 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Troy Mitchell <troymitchell988@...il.com>
Cc: andi.shyti@...nel.org, robh@...nel.org, krzk+dt@...nel.org, 
	conor+dt@...nel.org, linux-i2c@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v2 1/2] dt-bindings: i2c: spacemit: add support for K1 SoC

On Mon, Oct 28, 2024 at 01:32:19PM +0800, Troy Mitchell wrote:
> The I2C of K1 supports fast-speed-mode and high-speed-mode,
> and supports FIFO transmission.
> 
> Signed-off-by: Troy Mitchell <TroyMitchell988@...il.com>
> ---
>  .../bindings/i2c/spacemit,k1-i2c.yaml         | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
> 
> diff --git a/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml b/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
> new file mode 100644
> index 000000000000..57af66f494e7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/i2c/spacemit,k1-i2c.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: I2C controller embedded in SpacemiT's K1 SoC
> +
> +maintainers:
> +  - Troy Mitchell <troymitchell988@...il.com>
> +
> +properties:
> +  compatible:
> +    const: spacemit,k1-i2c
> +
> +  reg:
> +    maxItems: 2

Provide changelog explaining why you are doing some changes.

List and describe items here instead.

> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-frequency:
> +    description:
> +      Desired I2C bus clock frequency in Hz. As only fast and high-speed
> +      modes are supported by hardware, possible values are 100000 and 400000.
> +    enum: [100000, 400000]
> +    default: 100000
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    i2c@...10800 {
> +        compatible = "spacemit,k1-i2c";
> +        reg = <0x0 0xd4010800 0x0 0x38>;

Missing second item.

Best regards,
Krzysztof