linux-kernel - Re: [PATCH 1/3] dt-bindings: clk: meson: add S4 SoC clock controller bindings

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Message-ID: <b7a33482-9bce-7ab1-43cb-3c93a5282490@linaro.org>
Date:   Tue, 12 Jul 2022 11:40:33 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Yu Tu <yu.tu@...ogic.com>, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Subject: Re: [PATCH 1/3] dt-bindings: clk: meson: add S4 SoC clock controller
 bindings

On 08/07/2022 08:27, Yu Tu wrote:
> Add new clock controller compatible and dt-bindings header for the
> Everything-Else domain of the S4 SoC.
> 
> Signed-off-by: Yu Tu <yu.tu@...ogic.com>
> ---
>  .../bindings/clock/amlogic,gxbb-clkc.txt      |   1 +
>  MAINTAINERS                                   |   1 +
>  include/dt-bindings/clock/s4-clkc.h           | 354 ++++++++++++++++++
>  3 files changed, 356 insertions(+)
>  create mode 100644 include/dt-bindings/clock/s4-clkc.h
> 
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt b/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
> index 7ccecd5c02c1..301b43dea912 100644
> --- a/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
> +++ b/Documentation/devicetree/bindings/clock/amlogic,gxbb-clkc.txt
> @@ -12,6 +12,7 @@ Required Properties:
>  		"amlogic,g12a-clkc" for G12A SoC.
>  		"amlogic,g12b-clkc" for G12B SoC.
>  		"amlogic,sm1-clkc" for SM1 SoC.
> +		"amlogic,s4-clkc" for S4 SoC.
>  - clocks : list of clock phandle, one for each entry clock-names.
>  - clock-names : should contain the following:
>    * "xtal": the platform xtal
> diff --git a/MAINTAINERS b/MAINTAINERS
> index c1abc53f9e91..e4ca46c5c8a1 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1775,6 +1775,7 @@ F:	Documentation/devicetree/bindings/clock/amlogic*
>  F:	drivers/clk/meson/
>  F:	include/dt-bindings/clock/gxbb*
>  F:	include/dt-bindings/clock/meson*
> +F:	include/dt-bindings/clock/s*
>  
>  ARM/Amlogic Meson SoC Crypto Drivers
>  M:	Corentin Labbe <clabbe@...libre.com>
> diff --git a/include/dt-bindings/clock/s4-clkc.h b/include/dt-bindings/clock/s4-clkc.h
> new file mode 100644
> index 000000000000..8b46d54d79fe
> --- /dev/null
> +++ b/include/dt-bindings/clock/s4-clkc.h
> @@ -0,0 +1,354 @@
> +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
> +/*
> + * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
> + * Author: Yu Tu <yu.tu@...ogic.com>
> + */
> +
> +#ifndef __S4_CLKC_H
> +#define __S4_CLKC_H

Use header guards mathcing paths. See other files for examples.

> +
> +/*
> + * CLKID index values
> + */
> +
> +#define CLKID_PLL_BASE			0
> +#define CLKID_FIXED_PLL_DCO		(CLKID_PLL_BASE + 0)

Drop CLKID_PLL_BASE

> +#define CLKID_FIXED_PLL			(CLKID_PLL_BASE + 1)

ditto... and so on.


Best regards,
Krzysztof