From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3F579CCF9E3 for ; Fri, 7 Nov 2025 18:13:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=JQNKHJ76z35eLhbxJm8r0LwxWfGAVeWIfmyHkTQlNME=; b=RZikgSDmMdp2xEuO4hTgqOFmoW a2G5TDiSIivoUH3wiq33aMxegB/UtmSwwqFVA1RQoKqiIGal7/APDp2eBpyoF65J1SgzUYqlKTqRC NfkPC8Kwx1Wg7MKPB7VcOI1CU6hRFjcDQa0eSlpvU112gOyZdI/wNTmSlkU8Zwq/e7sxZHPiFYrLQ bKyzsTJm5rqyuH3TEEiTUkhOOIcdXx/cV6MJ442nqnyTsf9vEsjzNh+nLk8A8vyELQjpkkyBPKVkm ftAKqO/JngaAC9mFqYDMRQGz8TyRfHa+ze+aQrrfGbZnPKhIM0KMnpKFdzvR4ptcr+5G+YMYwEynN BoebJo0w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vHQxi-00000000QY0-1vTh; Fri, 07 Nov 2025 18:13:26 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vHQxf-00000000QWc-3tJT; Fri, 07 Nov 2025 18:13:25 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 3CC924085A; Fri, 7 Nov 2025 18:13:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DD698C19423; Fri, 7 Nov 2025 18:13:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762539203; bh=/lgbv0xkkeEeyCFTxzletftyEsQCLKdX/zZrCKZT90Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Bi5QEyLrlIvHfU1JgbyRk1+DvTo+x8gaYn8el+yDhjo+Q/r6xqEaJ1GCgrciPTGVz SDGNRXdUSm6u6gSKlv5ANzbyxkL566qHADV8aWXLnSTXztPC2ace9lwFA3XwRy8hcu ZqaImqFajA8peXiyJRkmBLtO8Kw5MlqcMjq/y7Y1hP4XdypVHjZougqdIRDW07JcRV lJujxFkBr5zwfNxCjBDfHpTV0MQmMhz7Yubh4LE2+LM7eeKKgzUFcAhiCqtMmP/Add Kvi6uavYpwPkMSnMwPTMnK5mwhWVqK6tSz4niZFIZ7uKbwLrZq7E8pJHcCWt6LUcGh h8QxbbxL00WBQ== Date: Fri, 7 Nov 2025 18:13:18 +0000 From: Conor Dooley To: Christian Marangi Cc: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lorenzo Bianconi , linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 2/4] dt-bindings: phy: Add documentation for Airoha AN7581 USB PHY Message-ID: <20251107-marina-cramp-cf3d60a52524@spud> References: <20251107160251.2307088-1-ansuelsmth@gmail.com> <20251107160251.2307088-3-ansuelsmth@gmail.com> MIME-Version: 1.0 In-Reply-To: <20251107160251.2307088-3-ansuelsmth@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251107_101323_987949_69EFB48B X-CRM114-Status: GOOD ( 16.37 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============5730725180281513970==" Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org --===============5730725180281513970== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="2fzr6I2tBaj3GaUW" Content-Disposition: inline --2fzr6I2tBaj3GaUW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Nov 07, 2025 at 05:02:44PM +0100, Christian Marangi wrote: > Add documentation for Airoha AN7581 USB PHY that describe the USB PHY > for the USB controller. >=20 > Airoha AN7581 SoC support a maximum of 2 USB port. The USB 2.0 mode is > always supported. The USB 3.0 mode is optional and depends on the Serdes > mode currently configured on the system for the relevant USB port. >=20 > To correctly calibrate, the USB 2.0 port require correct value in > "airoha,usb2-monitor-clk-sel" property. Both the 2 USB 2.0 port permit > selecting one of the 4 monitor clock for calibration (internal clock not > exposed to the system) but each port have only one of the 4 actually > connected in HW hence the correct value needs to be specified in DT > based on board and the physical port. Normally it's monitor clock 1 for > USB1 and monitor clock 2 for USB2. >=20 > To correctly setup the Serdes mode attached to the USB 3.0 mode, the > "airoha,usb3-serdes" property is required. This can be either > AIROHA_SCU_SERDES_USB1 or AIROHA_SCU_SERDES_USB2 and is used to identify > what modes support the PHY and what register to use to setup the > requested mode. >=20 > The first USB port on the SoC can be both used for USB 3.0 operation or > Ethernet (HSGMII). > The second USB port on the SoC can be both used for USB 3.0 operation or > for an additional PCIe line. >=20 > Signed-off-by: Christian Marangi Reviewed-by: Conor Dooley Thanks for the updates. --2fzr6I2tBaj3GaUW Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaQ42vgAKCRB4tDGHoIJi 0m0kAP4gAHkA1J0WWkcLSZGH7kvvrR6oW8Jlf337BzlRYd59+gEAy2sT0GPBd5a+ zrhUJiag68MXCXu33BAdntJ5dD5L/wY= =VZaV -----END PGP SIGNATURE----- --2fzr6I2tBaj3GaUW-- --===============5730725180281513970== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy --===============5730725180281513970==--