From patchwork Thu Dec 5 15:07:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Stein X-Patchwork-Id: 13895526 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 5B34BE7716D for ; Thu, 5 Dec 2024 15:12:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=owlbvx/kRHzonFJ8nb841FHj32M/qOU85thSp1YvB0Y=; b=wXlS7WzVOv5jF7yMFSJlEbbJFt Mqw28+qHxwilud2CJsPy7MBdKUCczdrxX/x0grGQWMJMgBxLho14CqpPdlpNrW6BrQUQgJ51cXQBn 89N+i3q48/PbEJCFMUiBR1zU1e9Q5NOQCuGFU2M/jqw4lPQRBsB5IaTebCxEk9Li/KyqjylxubOdz vlo50Lh5VBY6lvwo1joubYmTGfBykB5eLQDFJ97tHaOV/pqwiImADKtJLpBsp1SH7SSzn3UBbmSgo PCrN+vSTZeBl+5ipNAw2A8BSePpv+ImTpJ7xNfWxf4EY1FBKvUFZSkowXv8F4Y7kK8plPu/RnqWum FGv/9QWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tJDWr-0000000GTwy-3HD6; Thu, 05 Dec 2024 15:12:33 +0000 Received: from mx1.tq-group.com ([93.104.207.81]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tJDSB-0000000GSeh-0eKU for linux-arm-kernel@lists.infradead.org; Thu, 05 Dec 2024 15:07:44 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1733411263; x=1764947263; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=owlbvx/kRHzonFJ8nb841FHj32M/qOU85thSp1YvB0Y=; b=qA8ACHL6AVZuj113e3bHugLXM1zLP5ywIG5j68aiVFadtCSQKqokG5Ax w4tupweoxCwL6CEARmOsF6m8XCpGBxBtJwMVMeiLsd/nD7Tm5Xx3fbGLh vRxeBrnoMZw6jhIPc4H2xzvLBe6Sotvzmaz3pCIRFkOQqYvM+2es9zmhb LZ0Fhiz5wSpI0+JQODUc6AX87WIqA84sPsB6LxSdyBDp7z/3ahEIPN0EK EpDVrlRn+vuonl+YHmEBuBzHVYkDBr/Y+BcRRk5Qgwox4YAIZi529gPRE Jm2hkwAmkfoWBeTeuaaprlb68u+1Gcdj9ygFGgitGCVpIXpOOn9JJ6G/2 A==; X-CSE-ConnectionGUID: mHFpWIMnS024qwk9ZfiRkA== X-CSE-MsgGUID: Lz2SSl9LR267uOFsz5wzCg== X-IronPort-AV: E=Sophos;i="6.12,210,1728943200"; d="scan'208";a="40434849" Received: from vmailcow01.tq-net.de ([10.150.86.48]) by mx1.tq-group.com with ESMTP; 05 Dec 2024 16:07:38 +0100 X-CheckPoint: {6751C1BA-1-90CD5875-E0265C0B} X-MAIL-CPID: DB51403153CCC72A33CFE8CA058B14B7_3 X-Control-Analysis: str=0001.0A682F26.6751C1BA.006F,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id B2481160B1E; Thu, 5 Dec 2024 16:07:32 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ew.tq-group.com; s=dkim; t=1733411253; 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; bh=owlbvx/kRHzonFJ8nb841FHj32M/qOU85thSp1YvB0Y=; b=XhQLwN4sHvUZEtt/WhvaA0p7WZP7JzhIUjPBjgx+6tojBH6drdnfW52cxErD322YWkBtMA 2Vrsz2wEUkomorScQng+8HwMx3C1oL2Dtz+2wKIw9yk+LAZ9myudh6cTcNGIbNZPrGYlVM MO8CP3r9Uawz95K+9StQ1cXeoe83uiIxiK4tHgUkAjI66Xx/vCzkDWQH7CPUFO5kg6u5Bj l1kdxOSOuVc8LfvwMb3Y3o+5+oISvgG9SvR4lrQkFMlRY89n7eBkAcHErdcNTb4KBmJN5p t4PYASIHcCFpAb3nP2sPtelD1mhQoYOp0+IkQzYc1dxezkHnluZWwyT7pidi0g== From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Peng Fan Cc: Markus Niebel , linux@ew.tq-group.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexander Stein Subject: [PATCH v2 1/2] arm64: dt: imx93-tqma9352-mba93xxca: enable Open Drain for MDIO Date: Thu, 5 Dec 2024 16:07:28 +0100 Message-Id: <20241205150730.3132807-1-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241205_070743_692384_7588853B X-CRM114-Status: GOOD ( 10.10 ) 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 From: Markus Niebel The board has a pull-up resistor for MDIO pin per PHY design guide. When MDIO is idle, it needs to be high and open drain is better to be used here for power saving. Signed-off-by: Markus Niebel Signed-off-by: Alexander Stein Reviewed-by: Peng Fan --- Changes in v2: * Update commit message .../arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts index 599df32976e24..8e939d716aac8 100644 --- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts @@ -627,8 +627,8 @@ pinctrl_eqos: eqosgrp { fsl,pins = < /* PD | FSEL_2 | DSE X4 */ MX93_PAD_ENET1_MDC__ENET_QOS_MDC 0x51e - /* SION | HYS | FSEL_2 | DSE X4 */ - MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x4000111e + /* SION | HYS | ODE | FSEL_2 | DSE X4 */ + MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x4000191e /* HYS | FSEL_0 | DSE no drive */ MX93_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0 0x1000 MX93_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1 0x1000 @@ -659,8 +659,8 @@ pinctrl_fec: fecgrp { fsl,pins = < /* PD | FSEL_2 | DSE X4 */ MX93_PAD_ENET2_MDC__ENET1_MDC 0x51e - /* SION | HYS | FSEL_2 | DSE X4 */ - MX93_PAD_ENET2_MDIO__ENET1_MDIO 0x4000111e + /* SION | HYS | ODE | FSEL_2 | DSE X4 */ + MX93_PAD_ENET2_MDIO__ENET1_MDIO 0x4000191e /* HYS | FSEL_0 | DSE no drive */ MX93_PAD_ENET2_RD0__ENET1_RGMII_RD0 0x1000 MX93_PAD_ENET2_RD1__ENET1_RGMII_RD1 0x1000