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Message-ID: <Yk8dHLDG8EHKtl54@robh.at.kernel.org>
Date: Thu, 7 Apr 2022 12:19:24 -0500
From: Rob Herring <robh@...nel.org>
To: Felix Fietkau <nbd@....name>
Cc: netdev@...r.kernel.org, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Lorenzo Bianconi <lorenzo@...nel.org>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 05/14] dt-bindings: arm: mediatek: document the pcie
mirror node on MT7622
On Tue, Apr 05, 2022 at 09:57:46PM +0200, Felix Fietkau wrote:
> From: Lorenzo Bianconi <lorenzo@...nel.org>
>
> This patch adds the pcie mirror document bindings for MT7622 SoC.
> The feature is used for intercepting PCIe MMIO access for the WED core
> Add related info in mediatek-net bindings.
>
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
> Signed-off-by: Felix Fietkau <nbd@....name>
> ---
> .../mediatek/mediatek,mt7622-pcie-mirror.yaml | 42 +++++++++++++++++++
> .../devicetree/bindings/net/mediatek-net.txt | 2 +
> 2 files changed, 44 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml
>
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml
> new file mode 100644
> index 000000000000..9fbeb626ab23
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: MediaTek PCIE Mirror Controller for MT7622
> +
> +maintainers:
> + - Lorenzo Bianconi <lorenzo@...nel.org>
> + - Felix Fietkau <nbd@....name>
> +
> +description:
> + The mediatek PCIE mirror provides a configuration interface for PCIE
> + controller on MT7622 soc.
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - mediatek,mt7622-pcie-mirror
> + - const: syscon
This doesn't sound like a syscon to me. Are there multiple clients or
functions in this block? A 'syscon' property is not the only way to
create a regmap if that's what you need.
Rob
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