From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Yassine Oudjana <yassine.oudjana@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: Sam Shih <sam.shih@mediatek.com>, Stephen Boyd <sboyd@kernel.org>,
Ryder Lee <ryder.lee@kernel.org>,
Yassine Oudjana <y.oudjana@protonmail.com>,
devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] dt-bindings: arm: mediatek: infracfg: Convert to DT schema
Date: Wed, 20 Apr 2022 08:54:15 +0200 [thread overview]
Message-ID: <bac59bb7-b214-1edb-e6b9-7885c8a99c3a@linaro.org> (raw)
In-Reply-To: <20220419180938.19397-4-y.oudjana@protonmail.com>
On 19/04/2022 20:09, Yassine Oudjana wrote:
> From: Yassine Oudjana <y.oudjana@protonmail.com>
>
> Convert infracfg bindings to DT schema format. Not all drivers
> currently implement resets, so #reset-cells is made a required
> property only for those that do. Using power-controller in the
> example node name makes #power-domain-cells required causing
> a dt_binding_check error. To solve this, the node is renamed to
> syscon@10001000.
>
> Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
> ---
> .../arm/mediatek/mediatek,infracfg.txt | 42 ----------
> .../arm/mediatek/mediatek,infracfg.yaml | 79 +++++++++++++++++++
> 2 files changed, 79 insertions(+), 42 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
> create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
>
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
> deleted file mode 100644
> index f66bd720571d..000000000000
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt
> +++ /dev/null
> @@ -1,42 +0,0 @@
> -Mediatek infracfg controller
> -============================
> -
> -The Mediatek infracfg controller provides various clocks and reset
> -outputs to the system.
> -
> -Required Properties:
> -
> -- compatible: Should be one of:
> - - "mediatek,mt2701-infracfg", "syscon"
> - - "mediatek,mt2712-infracfg", "syscon"
> - - "mediatek,mt6765-infracfg", "syscon"
> - - "mediatek,mt6779-infracfg_ao", "syscon"
> - - "mediatek,mt6797-infracfg", "syscon"
> - - "mediatek,mt7622-infracfg", "syscon"
> - - "mediatek,mt7623-infracfg", "mediatek,mt2701-infracfg", "syscon"
> - - "mediatek,mt7629-infracfg", "syscon"
> - - "mediatek,mt7986-infracfg", "syscon"
> - - "mediatek,mt8135-infracfg", "syscon"
> - - "mediatek,mt8167-infracfg", "syscon"
> - - "mediatek,mt8173-infracfg", "syscon"
> - - "mediatek,mt8183-infracfg", "syscon"
> - - "mediatek,mt8516-infracfg", "syscon"
> -- #clock-cells: Must be 1
> -- #reset-cells: Must be 1
> -
> -The infracfg controller uses the common clk binding from
> -Documentation/devicetree/bindings/clock/clock-bindings.txt
> -The available clocks are defined in dt-bindings/clock/mt*-clk.h.
> -Also it uses the common reset controller binding from
> -Documentation/devicetree/bindings/reset/reset.txt.
> -The available reset outputs are defined in
> -dt-bindings/reset/mt*-resets.h
> -
> -Example:
> -
> -infracfg: power-controller@10001000 {
> - compatible = "mediatek,mt8173-infracfg", "syscon";
> - reg = <0 0x10001000 0 0x1000>;
> - #clock-cells = <1>;
> - #reset-cells = <1>;
> -};
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
> new file mode 100644
> index 000000000000..4f43fe9f103e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.yaml
> @@ -0,0 +1,79 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,infracfg.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: MediaTek Infrastructure System Configuration Controller
> +
> +maintainers:
> + - Matthias Brugger <matthias.bgg@gmail.com>
> +
> +description:
> + The Mediatek infracfg controller provides various clocks and reset outputs
> + to the system.
Mention here the headers with clock and reset constants. The same for
patches 1 and 2.
> +
> +properties:
> + compatible:
> + oneOf:
> + - items:
> + - enum:
> + - mediatek,mt2701-infracfg
> + - mediatek,mt2712-infracfg
> + - mediatek,mt6765-infracfg
> + - mediatek,mt6779-infracfg_ao
> + - mediatek,mt6797-infracfg
> + - mediatek,mt7622-infracfg
> + - mediatek,mt7629-infracfg
> + - mediatek,mt7986-infracfg
> + - mediatek,mt8135-infracfg
> + - mediatek,mt8167-infracfg
> + - mediatek,mt8173-infracfg
> + - mediatek,mt8183-infracfg
> + - mediatek,mt8516-infracfg
> + - const: syscon
> + - items:
> + - const: mediatek,mt7623-infracfg
> + - const: mediatek,mt2701-infracfg
> + - const: syscon
> +
> + reg:
> + maxItems: 1
> +
> + '#clock-cells':
> + const: 1
> +
> + '#reset-cells':
> + const: 1
> +
> +required:
> + - compatible
> + - reg
> + - '#clock-cells'
> +
> +if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - mediatek,mt2701-infracfg
> + - mediatek,mt2712-infracfg
> + - mediatek,mt7622-infracfg
> + - mediatek,mt7986-infracfg
> + - mediatek,mt8135-infracfg
> + - mediatek,mt8173-infracfg
> + - mediatek,mt8183-infracfg
> +then:
> + required:
> + - '#reset-cells'
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + infracfg: syscon@10001000 {
reset-controller or clock-controller instead, because syscon is for
blocks having only the syscon function.
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-04-20 6:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-19 18:09 [PATCH 0/3] dt-bindings: arm: mediatek: Convert some docs to DT schema Yassine Oudjana
2022-04-19 18:09 ` [PATCH 1/3] dt-bindings: arm: mediatek: topckgen: Convert " Yassine Oudjana
2022-04-20 6:47 ` Krzysztof Kozlowski
2022-04-20 6:48 ` Krzysztof Kozlowski
2022-04-19 18:09 ` [PATCH 2/3] dt-bindings: arm: mediatek: apmixedsys: " Yassine Oudjana
2022-04-20 6:50 ` Krzysztof Kozlowski
2022-04-19 18:09 ` [PATCH 3/3] dt-bindings: arm: mediatek: infracfg: " Yassine Oudjana
2022-04-20 1:19 ` Rob Herring
2022-04-20 6:54 ` Krzysztof Kozlowski [this message]
2022-04-20 12:30 ` [PATCH 0/3] dt-bindings: arm: mediatek: Convert some docs " Matthias Brugger
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