From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 481C7263F57; Tue, 11 Mar 2025 19:25:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741721119; cv=none; b=abROye+OCffiLMotP32hyHLKajECzkn4SnKT3ebgyVNTrIvkmjgVFmTtOUB90VfsG67fpjkD1dRTK2YR+xhsrwARgauYCCKa9pbY1rEK3gqinK5m0HrV+Ki6CHUa6hRSyhFquMEuUQcMsL3QvwiFgyO/ygk2ivU55Ny1xphDbQY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741721119; c=relaxed/simple; bh=vD3EacD3StgEcdCEuMUQ5gzplQWLkIqq1FTPEZvPzfg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=E3TYis5yYbOD8T3ZFlWKhyVGjDvRn6mw7hPVZB85sByCp/tueOBSUUzYCu/g4MijmlVRAJE7ed8IPv9wF5otVj47noC05R/aCJeNfzsY/biEpsmaCB7EW89ekOxHttgJ32spD6SrPkPX9KObyg+pmbI6Mc9TJU8wXwP/BhmlKv4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mBM4xUAk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mBM4xUAk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E9D2C4CEEA; Tue, 11 Mar 2025 19:25:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741721117; bh=vD3EacD3StgEcdCEuMUQ5gzplQWLkIqq1FTPEZvPzfg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mBM4xUAkTUSoMvHUEAgRz6yN/W5RI7I4V2p83akIVmnAM7QsIcAQaLXlHr1vNn+QI 5ETwOeuCX4I/89nK2A3vphN/bUIz+tf2148c+5xZ3vXPv6lgLe5v+vHHHDmsBwj3si WoVutHIgmQxZJY4o1F7Csp/tbW73xacT4HqG/1aCzmKtHyOp+KUJ/ZVwun/V1yNyIw QtJygu4ryRR69VbveplcuNR3T4RwYAuI8Eu/J5EIRDoBt1I03+2WF5O2z88ny9J4iB 7vKswfiVOdbxC0slpftaFCpGE7eYEI9pqM7AUQtJ86jQsD0xpcSZQ8cvUZiTvbTNGf mGuBLNFZmp07g== Date: Tue, 11 Mar 2025 14:25:16 -0500 From: Rob Herring To: Christian Marangi Cc: Lee Jones , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Vladimir Oltean , Srinivas Kandagatla , Heiner Kallweit , Russell King , Maxime Chevallier , Matthias Brugger , AngeloGioacchino Del Regno , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, upstream@airoha.com Subject: Re: [net-next PATCH v12 04/13] dt-bindings: net: Document support for AN8855 Switch Internal PHY Message-ID: <20250311192516.GA4115176-robh@kernel.org> References: <20250309172717.9067-1-ansuelsmth@gmail.com> <20250309172717.9067-5-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250309172717.9067-5-ansuelsmth@gmail.com> On Sun, Mar 09, 2025 at 06:26:49PM +0100, Christian Marangi wrote: > Document support for AN8855 Switch Internal PHY. > > Airoha AN8855 is a 5-port Gigabit Switch that expose the Internal > PHYs on the MDIO bus. > > Each PHY might need to be calibrated to correctly work with the > use of the eFUSE provided by the Switch SoC. This can be enabled by > defining in the PHY node the "airoha,ext-surge" property. > > Signed-off-by: Christian Marangi > --- > .../bindings/net/airoha,an8855-phy.yaml | 93 +++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 94 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/airoha,an8855-phy.yaml > > diff --git a/Documentation/devicetree/bindings/net/airoha,an8855-phy.yaml b/Documentation/devicetree/bindings/net/airoha,an8855-phy.yaml > new file mode 100644 > index 000000000000..301c46f84904 > --- /dev/null > +++ b/Documentation/devicetree/bindings/net/airoha,an8855-phy.yaml > @@ -0,0 +1,93 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/net/airoha,an8855-phy.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Airoha AN8855 Switch Internal PHY > + > +maintainers: > + - Christian Marangi > + > +description: > > + Airoha AN8855 is a 5-port Gigabit Switch that expose the Internal > + PHYs on the MDIO bus. > + > + Each PHY might need to be calibrated to correctly work with the > + use of the eFUSE provided by the Switch SoC. > + > +allOf: > + - $ref: ethernet-phy.yaml# > + > +select: > + properties: > + compatible: > + contains: > + enum: > + - ethernet-phy-idc0ff.0410 > + required: > + - compatible > + > +properties: > + reg: > + maxItems: 1 > + > + airoha,ext-surge: > + description: enable PHY calibration with the use of SoC eFUSE. Wouldn't nvmem-cells presence enable this? > + > + nvmem-cells: > + items: > + - description: phandle to SoC eFUSE tx_a > + - description: phandle to SoC eFUSE tx_b > + - description: phandle to SoC eFUSE tx_c > + - description: phandle to SoC eFUSE tx_d > + > + nvmem-cell-names: > + items: > + - const: tx_a > + - const: tx_b > + - const: tx_c > + - const: tx_d > + > +required: > + - compatible > + - reg > + > +if: > + required: > + - airoha,ext-surge > +then: > + required: > + - nvmem-cells > + - nvmem-cell-names dependentRequired: airoha,ext-surge: [ nvmem-cells, nvmem-cell-names ] > + > +unevaluatedProperties: false > + > +examples: > + - | > + mdio { > + #address-cells = <1>; > + #size-cells = <0>; > + > + ethernet-phy@1 { > + compatible = "ethernet-phy-idc0ff.0410", > + "ethernet-phy-ieee802.3-c45"; > + > + reg = <1>; > + }; > + > + ethernet-phy@2 { > + compatible = "ethernet-phy-idc0ff.0410", > + "ethernet-phy-ieee802.3-c45"; > + > + reg = <2>; > + > + airoha,ext-surge; > + > + nvmem-cells = <&shift_sel_port0_tx_a>, > + <&shift_sel_port0_tx_b>, > + <&shift_sel_port0_tx_c>, > + <&shift_sel_port0_tx_d>; > + nvmem-cell-names = "tx_a", "tx_b", "tx_c", "tx_d"; > + }; > + }; > diff --git a/MAINTAINERS b/MAINTAINERS > index 696ad8465ea8..45f4bb8deb0d 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -726,6 +726,7 @@ L: linux-mediatek@lists.infradead.org (moderated for non-subscribers) > L: netdev@vger.kernel.org > S: Maintained > F: Documentation/devicetree/bindings/net/airoha,an8855-mdio.yaml > +F: Documentation/devicetree/bindings/net/airoha,an8855-phy.yaml > F: Documentation/devicetree/bindings/net/dsa/airoha,an8855-switch.yaml > F: Documentation/devicetree/bindings/nvmem/airoha,an8855-efuse.yaml > > -- > 2.48.1 >