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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C94E1C433F5 for ; Wed, 13 Oct 2021 22:39:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B552761130 for ; Wed, 13 Oct 2021 22:39:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231698AbhJMWlt (ORCPT ); Wed, 13 Oct 2021 18:41:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231719AbhJMWlj (ORCPT ); Wed, 13 Oct 2021 18:41:39 -0400 Received: from mail-ed1-x534.google.com (mail-ed1-x534.google.com [IPv6:2a00:1450:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C0EEC061746; Wed, 13 Oct 2021 15:39:35 -0700 (PDT) Received: by mail-ed1-x534.google.com with SMTP id w19so16618406edd.2; Wed, 13 Oct 2021 15:39:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=PVZTOX5p5oDFXWjsRtvrNcBi7SCHD7eFTAWryiBFY1g=; b=Bg/JYATZiWLSesz4ZnB5yS3dGP6c8znY78uDiA8fEz6/+Pv0T+hC6ar3MrP4NpIc1z /PyLdtZ4b2Pu7DezTS/+ln1FLNhXTAm/2PrYLBEs3ax1Yt3USskzc1Ycum5g3y5KuLs6 czEGZ0n5Lfmojotjq7YSjI7xV/DpFql7COMquv2g2GZ1N+uL+beZiuf5XDJBjYT6gaLF jCcHo1M61ZI7MuZ6JjFET6go6TFz17MTBhY4sRPe9ZxgNbkXTQ4gP/ME4u/m87kifkbF /xAc1cn40ADVa9RNyVrhT9TNtwKXZqj5QHQLraYwuSqBKLbvQAQy3q1HMTGDAW/xek0V BaHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PVZTOX5p5oDFXWjsRtvrNcBi7SCHD7eFTAWryiBFY1g=; b=gJ0xjb/zseMiwoyibZc+cDZOKU4RkE7JmGWVn4X/3nbzLCOv+JFhG/vlwNMl/9AR0S WOErzZTkmMFFy5+jFe03Ozc/Y2Pg84TCA21hD1VGK4b+wF78Lrc6CdqkPaAf2a6ZCTCv qe7uSsQzAky0KBhUeI4VbLlq0ycP3hrVrn182dcYRX6fRTCLxhmVXpZ1l8G7GEWV75jz 1kG9rkg3+pgVFjtC9eaxLPcUX1c8vCAocxM+HU4NubjdbiQigc+djK5YBcASzA6OgLHV aCoMqtpMC2P+RE65EIRK+pUrRaiRa887IOqpHE+HnKZtUYKDmHAjdDe3aAbIqLE2vCsC iILg== X-Gm-Message-State: AOAM531kSbWW1n7KeK4ofT9GlUwtkKj1y9Qf1v5BkLP3T8gZpuBpzXqj WSglwfuxEgCzfgaWwQX2Hog= X-Google-Smtp-Source: ABdhPJwwnDzxgWImUhGfEpphtuN25j41hM2E8SwZ1bUhxRPHIToNv0oryYWABQKE6NvBxK/6e3XCuA== X-Received: by 2002:a17:906:b796:: with SMTP id dt22mr2346328ejb.456.1634164773976; Wed, 13 Oct 2021 15:39:33 -0700 (PDT) Received: from Ansuel-xps.localdomain (93-42-71-246.ip85.fastwebnet.it. [93.42.71.246]) by smtp.googlemail.com with ESMTPSA id o3sm524735eju.123.2021.10.13.15.39.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Oct 2021 15:39:33 -0700 (PDT) From: Ansuel Smith To: Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , Rob Herring , Andy Gross , Bjorn Andersson , Russell King , John Crispin , Ansuel Smith , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: [net-next PATCH v7 07/16] dt-bindings: net: dsa: qca8k: Document qca,sgmii-enable-pll Date: Thu, 14 Oct 2021 00:39:12 +0200 Message-Id: <20211013223921.4380-8-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211013223921.4380-1-ansuelsmth@gmail.com> References: <20211013223921.4380-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Document qca,sgmii-enable-pll binding used in the CPU nodes to enable SGMII PLL on MAC config. Signed-off-by: Ansuel Smith --- Documentation/devicetree/bindings/net/dsa/qca8k.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt b/Documentation/devicetree/bindings/net/dsa/qca8k.txt index aeb206556f54..05a8ddfb5483 100644 --- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt +++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt @@ -45,6 +45,16 @@ A CPU port node has the following optional node: Mostly used in qca8327 with CPU port 0 set to sgmii. - qca,sgmii-txclk-falling-edge: Set the transmit clock phase to falling edge. +- qca,sgmii-enable-pll : For SGMII CPU port, explicitly enable PLL, TX and RX + chain along with Signal Detection. + This should NOT be enabled for qca8327. If enabled with + qca8327 the sgmii port won't correctly init and an err + is printed. + This can be required for qca8337 switch with revision 2. + A warning is displayed when used with revision greater + 2. + With CPU port set to sgmii and qca8337 it is advised + to set this unless a communication problem is observed. For QCA8K the 'fixed-link' sub-node supports only the following properties: -- 2.32.0