From patchwork Fri Jun 10 03:29:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ong Boon Leong X-Patchwork-Id: 12876362 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 A20BCC433EF for ; Fri, 10 Jun 2022 03:37:20 +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=ZSASjqpvjLfcPfF0fcgmeTVwpdh9D9KXdOxs9wfbrCI=; b=jcLMRieS+m4Gmp pWMMs9P3elIvDSqZDZgavJtPZsiLSZEp4ksfLJGcnD15u6bHMa6qg6TOBrB9VAdMRvBIIhs1RTxFy IgzHOKN/xkxckNxc8/z9B3NbDk45KXlDxrLDTuq8l3Rh+RVVDzCRdjJ2JVNz0KuaJywHS1SBnG5sq gxRiwaPlahSaweFzoOAr4VsRrT4tD9J480gwA3Smhw3yCDX/KlwrCw2l8JiYl8FmytMm9pOk67XoJ bvlN97h5T7bII6en9pdY1uCVm8FHU3/dMpt2SMlpKF/RMBEHNPsCqCwHHqUVDVpO1VA0rCLFX+mWG Qf5Ab8Yn4La/WUai8tAA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzVR1-005RxK-Qc; Fri, 10 Jun 2022 03:35:44 +0000 Received: from mga11.intel.com ([192.55.52.93]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzVQN-005RgS-8I for linux-arm-kernel@lists.infradead.org; Fri, 10 Jun 2022 03:35:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1654832103; x=1686368103; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=5EE9Irt/xFP6OZxqCU9pzSV6Tdyhia7NhlBMrgRnlk4=; b=KlGIkHB/S8b1SS/AVmbeyV1moKDIBmXbR0uquEy9Kvpa3MGaZFOc0W01 3Qv2mw3tUohXS9ILbc+dPcZ/EIx9ipZK4YjEh2Lcikb480PYV1nTq5hbO L9rfAJSrhKzrw1xpzubRLCWB1wBjNadEKvx0ZeUseBkmJc0QbVQ9k3IEC NNz1tWPTKaavKR+63uUPvaaw1RQSAap+iAIxAtEkK687rZvUCGIWRUaVd RTimqTlcna52QHtkEvFUQHrFg+LbWjfSLZHeKZssjCGTDYV0oV4MQmvFl 5OQpHcKcKMppZi5PxPsbLxQBksxedH8Q+apfs3dAqwuMrxInLazxs6ll0 g==; X-IronPort-AV: E=McAfee;i="6400,9594,10373"; a="275024656" X-IronPort-AV: E=Sophos;i="5.91,288,1647327600"; d="scan'208";a="275024656" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2022 20:34:53 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,288,1647327600"; d="scan'208";a="585971667" Received: from p12hl98bong5.png.intel.com ([10.158.65.178]) by fmsmga007.fm.intel.com with ESMTP; 09 Jun 2022 20:34:49 -0700 From: Ong Boon Leong To: Alexandre Torgue , Jose Abreu , Andrew Lunn , Heiner Kallweit , Russell King , Paolo Abeni , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Vladimir Oltean , Vivien Didelot , Florian Fainelli , Maxime Coquelin , Giuseppe Cavallaro Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Emilio Riva , Ong Boon Leong Subject: [PATCH net-next v2 5/6] stmmac: intel: add phy-mode ACPI _DSD setting support Date: Fri, 10 Jun 2022 11:29:40 +0800 Message-Id: <20220610032941.113690-6-boon.leong.ong@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220610032941.113690-1-boon.leong.ong@intel.com> References: <20220610032941.113690-1-boon.leong.ong@intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220609_203503_370837_59CA924B X-CRM114-Status: GOOD ( 13.53 ) 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 Currently, phy_interface for TSN controller instance is set based on its PCI Device ID. For SGMII PHY interface, phy_interface default to PHY_INTERFACE_MODE_SGMII. As C37 AN supports both SGMII and 1000BASE-X mode, we add support for 'phy-mode' ACPI _DSD for port-specific and customer platform specific customization. Thanks to Andrew Lunn's guidance in https://patchwork.kernel.org/comment/24827101/ Tested-by: Emilio Riva Signed-off-by: Ong Boon Leong --- drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 675dfb89b76..e5f3d7deec3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -442,6 +442,7 @@ static void common_default_data(struct plat_stmmacenet_data *plat) static int intel_mgbe_common_data(struct pci_dev *pdev, struct plat_stmmacenet_data *plat) { + struct fwnode_handle *fwnode; char clk_name[20]; int ret; int i; @@ -560,6 +561,20 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, /* Use the last Rx queue */ plat->vlan_fail_q = plat->rx_queues_to_use - 1; + /* For fixed-link setup, we allow phy-mode setting */ + fwnode = dev_fwnode(&pdev->dev); + if (fwnode) { + const char *phy_mode; + + if (!fwnode_property_read_string(fwnode, "phy-mode", + &phy_mode)) { + if (!strcmp(phy_mode, "sgmii")) + plat->phy_interface = PHY_INTERFACE_MODE_SGMII; + if (!strcmp(phy_mode, "1000base-x")) + plat->phy_interface = PHY_INTERFACE_MODE_1000BASEX; + } + } + /* Intel mgbe SGMII interface uses pcs-xcps */ if (plat->phy_interface == PHY_INTERFACE_MODE_SGMII || plat->phy_interface == PHY_INTERFACE_MODE_1000BASEX) {