From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752311AbcBHKXN (ORCPT ); Mon, 8 Feb 2016 05:23:13 -0500 Received: from smtpoutz299.laposte.net ([178.22.154.199]:50191 "EHLO smtp.laposte.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751786AbcBHKXL (ORCPT ); Mon, 8 Feb 2016 05:23:11 -0500 Message-ID: <56B86C88.5090504@laposte.net> Date: Mon, 08 Feb 2016 11:23:04 +0100 From: Sebastian Frias User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: =?windows-1252?Q?M=E5ns_Rullg=E5rd?= CC: "David S. Miller" , netdev@vger.kernel.org, LKML , mason Subject: [PATCH v5] net: ethernet: nb8800: support fixed-link DT node References: <56B4A445.7080402@laposte.net> <56B4A877.4020800@laposte.net> <56B4ACC4.1000607@laposte.net> <56B4B013.5030407@laposte.net> <56B4B81D.3000108@laposte.net> <56B4BDDA.9010708@laposte.net> In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-VR-SrcIP: 83.142.147.193 X-VR-FullState: 0 X-VR-Score: -100 X-VR-Cause-1: gggruggvucftvghtrhhoucdtuddrfeekjedrvdejgdduhecutefuodetggdotefrodftvfcurfhrohhf X-VR-Cause-2: ihhlvgemucfntefrqffuvffgnecuuegrihhlohhuthemucehtddtnecusecvtfgvtghiphhivghnthhs X-VR-Cause-3: ucdlqddutddtmdenucfjughrpefkfffhfgggvffufhgjtgfgsehtjegrtddtfeehnecuhfhrohhmpefu X-VR-Cause-4: vggsrghsthhirghnucfhrhhirghsuceoshhfkeegsehlrghpohhsthgvrdhnvghtqeenucffohhmrghi X-VR-Cause-5: nhepshhtrggtkhhovhgvrhhflhhofidrtghomhenucfrrghrrghmpehmohguvgepshhmthhpohhuthdp X-VR-Cause-6: hhgvlhhopegludejvddrvdejrddtrddvudegngdpihhnvghtpeekfedrudegvddrudegjedrudelfedp X-VR-Cause-7: mhgrihhlfhhrohhmpehsfhekgeeslhgrphhoshhtvgdrnhgvthdprhgtphhtthhopehmrghnshesmhgr X-VR-Cause-8: nhhsrhdrtghomh X-VR-AvState: No X-VR-State: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Under some circumstances, for example when connecting to a switch: https://stackoverflow.com/questions/31046172/device-tree-for-phy-less-connection-to-a-dsa-switch the ethernet port will not be connected to a PHY. In that case a "fixed-link" DT node can be used to replace it. This patch adds support for the "fixed-link" node to the nb8800 driver. Signed-off-by: Sebastian Frias --- drivers/net/ethernet/aurora/nb8800.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c index ecc4a33..e1fb071 100644 --- a/drivers/net/ethernet/aurora/nb8800.c +++ b/drivers/net/ethernet/aurora/nb8800.c @@ -1460,7 +1460,19 @@ static int nb8800_probe(struct platform_device *pdev) goto err_disable_clk; } - priv->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0); + if (of_phy_is_fixed_link(pdev->dev.of_node)) { + ret = of_phy_register_fixed_link(pdev->dev.of_node); + if (ret < 0) { + dev_err(&pdev->dev, "bad fixed-link spec\n"); + goto err_free_bus; + } + priv->phy_node = of_node_get(pdev->dev.of_node); + } + + if (!priv->phy_node) + priv->phy_node = of_parse_phandle(pdev->dev.of_node, + "phy-handle", 0); + if (!priv->phy_node) { dev_err(&pdev->dev, "no PHY specified\n"); ret = -ENODEV; -- 2.1.4