linux-kernel - Re: [PATCH V5 01/17] dt-bindings: soc: Add dvfsrc driver bindings

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Date:   Tue, 22 Sep 2020 17:14:50 -0600
From:   Rob Herring <robh@...nel.org>
To:     Henry Chen <henryc.chen@...iatek.com>
Cc:     Georgi Djakov <georgi.djakov@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Viresh Kumar <vireshk@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Ryan Case <ryandcase@...omium.org>,
        Mark Brown <broonie@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Fan Chen <fan.chen@...iatek.com>,
        James Liao <jamesjj.liao@...iatek.com>,
        Arvin Wang <arvin.wang@...iatek.com>,
        Mike Turquette <mturquette@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH V5 01/17] dt-bindings: soc: Add dvfsrc driver bindings

On Mon, Sep 14, 2020 at 11:04:28AM +0800, Henry Chen wrote:
> Document the binding for enabling dvfsrc on MediaTek SoC.
> 
> Signed-off-by: Henry Chen <henryc.chen@...iatek.com>
> Reviewed-by: Rob Herring <robh@...nel.org>

I did, but bindings are in DT schema format now. We had a grace 
period for some time, but please convert this to DT schema.

Rob

> ---
>  .../devicetree/bindings/soc/mediatek/dvfsrc.txt    | 25 ++++++++++++++++++++++
>  include/dt-bindings/soc/mtk,dvfsrc.h               | 14 ++++++++++++
>  2 files changed, 39 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt
>  create mode 100644 include/dt-bindings/soc/mtk,dvfsrc.h
> 
> diff --git a/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt b/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt
> new file mode 100644
> index 0000000..d5a47d8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt
> @@ -0,0 +1,25 @@
> +MediaTek DVFSRC
> +
> +The Dynamic Voltage and Frequency Scaling Resource Collector (DVFSRC) is a
> +HW module which is used to collect all the requests from both software and
> +hardware and turn into the decision of minimum operating voltage and minimum
> +DRAM frequency to fulfill those requests.
> +
> +Required Properties:
> +- compatible: Should be one of the following
> +	- "mediatek,mt6873-dvfsrc": For MT6873 SoC
> +	- "mediatek,mt8183-dvfsrc": For MT8183 SoC
> +	- "mediatek,mt8192-dvfsrc": For MT8192 SoC
> +- reg: Address range of the DVFSRC unit
> +- clock-names: Must include the following entries:
> +	"dvfsrc": DVFSRC module clock
> +- clocks: Must contain an entry for each entry in clock-names.
> +
> +Example:
> +
> +	dvfsrc@...12000 {
> +		compatible = "mediatek,mt8183-dvfsrc";
> +		reg = <0 0x10012000 0 0x1000>;
> +		clocks = <&infracfg CLK_INFRA_DVFSRC>;
> +		clock-names = "dvfsrc";
> +	};
> diff --git a/include/dt-bindings/soc/mtk,dvfsrc.h b/include/dt-bindings/soc/mtk,dvfsrc.h
> new file mode 100644
> index 0000000..a522488
> --- /dev/null
> +++ b/include/dt-bindings/soc/mtk,dvfsrc.h
> @@ -0,0 +1,14 @@
> +/* SPDX-License-Identifier: GPL-2.0
> + *
> + * Copyright (c) 2018 MediaTek Inc.
> + */
> +
> +#ifndef _DT_BINDINGS_POWER_MTK_DVFSRC_H
> +#define _DT_BINDINGS_POWER_MTK_DVFSRC_H
> +
> +#define MT8183_DVFSRC_LEVEL_1	1
> +#define MT8183_DVFSRC_LEVEL_2	2
> +#define MT8183_DVFSRC_LEVEL_3	3
> +#define MT8183_DVFSRC_LEVEL_4	4
> +
> +#endif /* _DT_BINDINGS_POWER_MTK_DVFSRC_H */
> -- 
> 1.9.1