From patchwork Thu May 19 13:56:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Chevallier X-Patchwork-Id: 12855236 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 87470C433F5 for ; Thu, 19 May 2022 15:02:09 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ytKDTMwYtIUQ3XOLfuyv0Y3CeNnALQ4V9GybSY1lWes=; b=Ys6JyVKdmoo84x f9aQgDyroKDxBhSVEtkQ599/ch8MvT5RSSHhuFu+2uK3cOC6D8G+x4WnCS+inNoP8wDr5nEqX8FNX BC0IIPqa7ePBHYgzIzX4eYFIjyp01T5UjOOk/XR8lSyp/UDmhAB0HQVLjYsZNP9mgAC6C6HqwxNHa AAgIJBc8VH/6gHlaAO1bSFaTGUDThw4B25kXzgNgdRzQtHrLOUUeseLI04gZpa9p7IEDgXIz+kKfF fxPkvA0VxXiWuo433l3nG8UutnSxg+V1m0ON18D2Rd273O/xOoQhDGtjXi42FYQJMjNozwb5k3aTw szxIoBIUY0xHoa9shHLg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrhds-007fsH-74; Thu, 19 May 2022 15:00:44 +0000 Received: from relay1-d.mail.gandi.net ([2001:4b98:dc4:8::221]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrgeC-007BZX-BB for linux-arm-kernel@lists.infradead.org; Thu, 19 May 2022 13:57:03 +0000 Received: (Authenticated sender: maxime.chevallier@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 613DE24001A; Thu, 19 May 2022 13:56:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1652968618; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QPggy8DjxLmgMYSoeke7qJ+fzc4rcw2qLCr35/LZ95U=; b=eXmcVNZEpkG/9pDpy7nmw3FauLQz7qRAEaKixvmmNUMQBykSenPtBG3UJEfzr7Sl1qdNh0 4lYq4Cdu3XveCT1sIq7Mh6Yn8ZRWBYNjsRFMls4Ql3qNcfIRZNCWS+yaL8Ztu6WUrMpqM+ r0HfK1/WU2rPdlnyJCNAoyMku+cB6fxpE3rOZLwBXRPyuB3oQNXo3uYFrrhqdI0IQPBxrb Z5yiCFORBBwkfnlnuUgK47/n+4dxXh6aYogksPiDd8c9Sa3+Apaj34jIIAvLOjLrSgVDKB zvHuJoHFNjTlmn2hBc5U555aLmc6pNa0Z2LOEvdey9wfkN/xQwaymwerCy0aPg== From: Maxime Chevallier To: davem@davemloft.net, Rob Herring Cc: Maxime Chevallier , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, thomas.petazzoni@bootlin.com, Andrew Lunn , Florian Fainelli , Heiner Kallweit , Russell King , linux-arm-kernel@lists.infradead.org, Richard Cochran , Horatiu.Vultur@microchip.com, Allan.Nielsen@microchip.com, UNGLinuxDriver@microchip.com Subject: [PATCH net-next 2/6] dt-bindings: net: ethernet-controller: add QUSGMII mode Date: Thu, 19 May 2022 15:56:43 +0200 Message-Id: <20220519135647.465653-3-maxime.chevallier@bootlin.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220519135647.465653-1-maxime.chevallier@bootlin.com> References: <20220519135647.465653-1-maxime.chevallier@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220519_065700_574004_2B2B9272 X-CRM114-Status: UNSURE ( 8.58 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a new QUSGMII mode, standing for "Quad Universal Serial Gigabit Media Independent Interface", a derivative of USGMII which, similarly to QSGMII, allows to multiplex 4 1Gbps links to a Quad-PHY. The main difference with QSGMII is that QUSGMII can include an extension instead of the standard 7bytes ethernet preamble, allowing to convey arbitrary data such as Timestamps. Signed-off-by: Maxime Chevallier Acked-by: Rob Herring --- Documentation/devicetree/bindings/net/ethernet-controller.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index 4f15463611f8..dccde2033697 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -67,6 +67,7 @@ properties: - gmii - sgmii - qsgmii + - qusgmii - tbi - rev-mii - rmii