From patchwork Fri Apr 23 01:47:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Marangi X-Patchwork-Id: 426429 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 42793C433ED for ; Fri, 23 Apr 2021 01:49:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 18589613D1 for ; Fri, 23 Apr 2021 01:49:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236126AbhDWBtd (ORCPT ); Thu, 22 Apr 2021 21:49:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240403AbhDWBtA (ORCPT ); Thu, 22 Apr 2021 21:49:00 -0400 Received: from mail-ej1-x62d.google.com (mail-ej1-x62d.google.com [IPv6:2a00:1450:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07B66C06138C; Thu, 22 Apr 2021 18:48:10 -0700 (PDT) Received: by mail-ej1-x62d.google.com with SMTP id n2so71582816ejy.7; Thu, 22 Apr 2021 18:48:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=56PL0a5zXu4rcg3HLsKZZ+epvuKuacuxdJ5tVhsmylI=; b=BqZZKKo1hpCxnIbzNFdSp+JpbJurHmDiX2ajEiy5gHkbeTWqo3Au0CAvO/YtkZ+Olw Icw7O0rBzbPPOAEJUGsg2bQmhngSLEwDqLQ3kcBTKMGMmP0/OB3tu4ss35N+wXsubJFl NwNbKhb3dr/+GDSg497I35s3PYRIBi/D1FsXeZgTBfGbiobrrg6/NVs7kCCYmknVnrnX O0cp627DUc6S+PAj2uuQzgFWkc/p5cjTi6iT0wNRsMndA5o6F/Pd/sr5Kni5Jn9wsisP P3qLda360N8KO76Jaf8PtutaUKLsreVGqmdXgBj2I1nGNYUwIlEaIFwMmy95mWUaBxka 9Iog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=56PL0a5zXu4rcg3HLsKZZ+epvuKuacuxdJ5tVhsmylI=; b=f0MWA46c+is9g5PjacWYKl5M6Kr+5q+maca42LsrcOBvbLVYVGWos9sb8bSwYz9+W/ +BeqHm+bmz3f9Rmf9nAhlH0pY9CPZM4YrwSySzCK6rwyzKB9JXbZRjiK0RonIhMzmki5 gLse7dnPfiiEl/BU1+mTnvlb3F4rPa0e0p1tC5KbhwlO7CkGMA38Jybit1jMtEPWgxKh rO5WkEa5zVA7UW3dOU/d2cJFC39XA1QIq5uK09RC7c25UYcDdvHf+jrJQb6Ccn/t8jwg O4syyQxHUwN/n/zjoBpZ3VHlR0ggLSsvMHuNfKm/TvDjeKIXReT6JzxKvonVqGewsawS A/PQ== X-Gm-Message-State: AOAM5336UBLLggSh1uV+lFrGHy7ICTKYIIy09D2siktCM7KQEnwdoRuk QhFZpI/4H/Rq46viV4d1TxY= X-Google-Smtp-Source: ABdhPJzfZqD/Zxc+bJLESHf2GJLG7qiUI1wsupPLBD/+ZmEgQudFNmr6VMSwrpRKt4NkNX23CKd4Qw== X-Received: by 2002:a17:907:3f22:: with SMTP id hq34mr1525547ejc.535.1619142488732; Thu, 22 Apr 2021 18:48:08 -0700 (PDT) Received: from Ansuel-xps.localdomain (93-35-189-2.ip56.fastwebnet.it. [93.35.189.2]) by smtp.googlemail.com with ESMTPSA id t4sm3408635edd.6.2021.04.22.18.48.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Apr 2021 18:48:08 -0700 (PDT) From: Ansuel Smith To: Florian Fainelli Cc: Ansuel Smith , Andrew Lunn , Vivien Didelot , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , Rob Herring , Heiner Kallweit , Russell King , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 11/14] drivers: net: dsa: qca8k: apply switch revision fix Date: Fri, 23 Apr 2021 03:47:37 +0200 Message-Id: <20210423014741.11858-12-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210423014741.11858-1-ansuelsmth@gmail.com> References: <20210423014741.11858-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org qca8k require special debug value based on the switch revision. Signed-off-by: Ansuel Smith --- drivers/net/dsa/qca8k.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index 193c269d8ed3..12d2c97d1417 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -909,7 +909,7 @@ qca8k_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, { const struct qca8k_match_data *data; struct qca8k_priv *priv = ds->priv; - u32 reg, val; + u32 phy, reg, val; /* get the switches ID from the compatible */ data = of_device_get_match_data(priv->dev); @@ -928,7 +928,26 @@ qca8k_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, case 3: case 4: case 5: - /* Internal PHY, nothing to do */ + /* Internal PHY, apply revision fixup */ + phy = qca8k_port_to_phy(port) % PHY_MAX_ADDR; + switch (priv->switch_revision) { + case 1: + /* For 100M waveform */ + qca8k_phy_dbg_write(priv, phy, 0, 0x02ea); + /* Turn on Gigabit clock */ + qca8k_phy_dbg_write(priv, phy, 0x3d, 0x68a0); + break; + + case 2: + qca8k_phy_mmd_write(priv, phy, 0x7, 0x3c, 0x0); + fallthrough; + case 4: + qca8k_phy_mmd_write(priv, phy, 0x3, 0x800d, 0x803f); + qca8k_phy_dbg_write(priv, phy, 0x3d, 0x6860); + qca8k_phy_dbg_write(priv, phy, 0x5, 0x2c46); + qca8k_phy_dbg_write(priv, phy, 0x3c, 0x6000); + break; + } return; case 6: /* 2nd CPU port / external PHY */ if (state->interface != PHY_INTERFACE_MODE_RGMII &&