linux-kernel - Re: [PATCH v2 1/4] dt-bindings: clock: sophgo: Add SG2042 bindings

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Message-ID: <e74740c2-7d61-4dfe-ae88-4ead6d72ea5a@linaro.org>
Date:   Mon, 27 Nov 2023 08:08:06 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Chen Wang <unicornxw@...il.com>, aou@...s.berkeley.edu,
        chao.wei@...hgo.com, conor@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, mturquette@...libre.com,
        palmer@...belt.com, paul.walmsley@...ive.com,
        richardcochran@...il.com, robh+dt@...nel.org, sboyd@...nel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        haijiao.liu@...hgo.com, xiaoguang.xing@...hgo.com,
        guoren@...nel.org, jszhang@...nel.org, inochiama@...look.com,
        samuel.holland@...ive.com
Cc:     Chen Wang <unicorn_wang@...look.com>
Subject: Re: [PATCH v2 1/4] dt-bindings: clock: sophgo: Add SG2042 bindings

On 27/11/2023 01:58, Chen Wang wrote:
> From: Chen Wang <unicorn_wang@...look.com>
> 
> Add bindings for the clock generator on the SG2042 RISC-V SoC.
> 
> Signed-off-by: Chen Wang <unicorn_wang@...look.com>
> ---
>  .../clock/sophgo/sophgo,sg2042-clkgen.yaml    |  42 +++++
>  include/dt-bindings/clock/sophgo-sg2042-clk.h | 169 ++++++++++++++++++
>  2 files changed, 211 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml
>  create mode 100644 include/dt-bindings/clock/sophgo-sg2042-clk.h
> 
> diff --git a/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml b/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml
> new file mode 100644
> index 000000000000..6c0d0461e489
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/sophgo/sophgo,sg2042-clkgen.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/sophgo/sophgo,sg2042-clkgen.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sophgo SG2042 Clock Generator
> +
> +maintainers:
> +  - Chen Wang <unicorn_wang@...look.com>
> +
> +properties:
> +  compatible:
> +    const: sophgo,sg2042-clkgen
> +
> +  clocks:
> +    items:
> +      - description: Clock Generation IC (25 MHz)
> +
> +  '#clock-cells':
> +    const: 1
> +    description:
> +      See <dt-bindings/clock/sophgo-sg2042-clk.h> for valid indices.
> +
> +  assigned-clocks: true

Drop

> +
> +  assigned-clock-rates: true

Drop

> +
> +required:
> +  - compatible
> +  - clocks
> +  - '#clock-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    clock-controller {
> +            compatible = "sophgo,sg2042-clkgen";

Use 4 spaces for example indentation.

> +            clocks = <&cgi>;
> +            #clock-cells = <1>;
> +    };
> diff --git a/include/dt-bindings/clock/sophgo-sg2042-clk.h b/include/dt-bindings/clock/sophgo-sg2042-clk.h
> new file mode 100644
> index 000000000000..a8e05c00c3bf
> --- /dev/null
> +++ b/include/dt-bindings/clock/sophgo-sg2042-clk.h

The same filename as binding.

> @@ -0,0 +1,169 @@
> +/* SPDX-License-Identifier: GPL-2.0 OR MIT */

Any particular reason for a bit different license than the bindings? How
is your DTS licensed?

> +/*
> + * Copyright (C) 2023 Sophgo Technology Inc. All rights reserved.
> + */
> +
> +#ifndef __DT_BINDINGS_CLOCK_SOPHGO_SG2042_H__
> +#define __DT_BINDINGS_CLOCK_SOPHGO_SG2042_H__
> +
> +/* Divider clocks */
> +#define DIV_CLK_MPLL_RP_CPU_NORMAL_0 0

Missing tabs before each value.



Best regards,
Krzysztof