linux-kernel - Re: [PATCH v5 1/4] dt-bindings: power: add Amlogic secure power domains bindings

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Message-ID: <7ha76rdj35.fsf@baylibre.com>
Date:   Mon, 13 Jan 2020 15:37:02 -0800
From:   Kevin Hilman <khilman@...libre.com>
To:     Jianxin Pan <jianxin.pan@...ogic.com>,
        linux-amlogic@...ts.infradead.org
Cc:     Jianxin Pan <jianxin.pan@...ogic.com>,
        Rob Herring <robh+dt@...nel.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        Jian Hu <jian.hu@...ogic.com>,
        Hanjie Lin <hanjie.lin@...ogic.com>,
        Victor Wan <victor.wan@...ogic.com>,
        Xingyu Chen <xingyu.chen@...ogic.com>
Subject: Re: [PATCH v5 1/4] dt-bindings: power: add Amlogic secure power domains bindings

Jianxin Pan <jianxin.pan@...ogic.com> writes:

> Add the bindings for the Amlogic Secure power domains, controlling the
> secure power domains.
>
> The bindings targets the Amlogic A1 and C1 compatible SoCs, in which the
> power domain registers are in secure world.
>
> Signed-off-by: Jianxin Pan <jianxin.pan@...ogic.com>
> ---
>  .../bindings/power/amlogic,meson-sec-pwrc.yaml     | 37 ++++++++++++++++++++++
>  include/dt-bindings/power/meson-a1-power.h         | 32 +++++++++++++++++++
>  2 files changed, 69 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
>  create mode 100644 include/dt-bindings/power/meson-a1-power.h
>
> diff --git a/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml b/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
> new file mode 100644
> index 00000000..2ed269f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
> @@ -0,0 +1,37 @@
> +# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +# Copyright (c) 2019 Amlogic, Inc
> +# Author: Jianxin Pan <jianxin.pan@...ogic.com>
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/power/amlogic,meson-sec-pwrc.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Amlogic Meson Secure Power Domains
> +
> +maintainers:
> +  - Jianxin Pan <jianxin.pan@...ogic.com>
> +
> +description: |+
> +  Meson Secure Power Domains used in A1/C1 SoCs.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - amlogic,meson-a1-pwrc
> +
> +  "#power-domain-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - "#power-domain-cells"
> +
> +examples:
> +  - |
> +    pwrc: power-controller {
> +          compatible = "amlogic,meson-a1-pwrc";
> +          #power-domain-cells = <1>;
> +          secure-monitor = <&sm>;

As requested by Rob, please put this under the secure-monitor node.

Kevin