From patchwork Sun Aug 25 13:03:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 11113303 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BCE66112C for ; Sun, 25 Aug 2019 13:04:03 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 940762082F for ; Sun, 25 Aug 2019 13:04:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CvVJPGWw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 940762082F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=siol.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=5idieOqjb7pdyB7ohYrEaR4bkvcTIXrGEZS9iuMSvGg=; b=CvVJPGWwm7+0Ic 3lIsHd809R1uqIAXS11iE9R1AS3GepS6grvFpNVl4rd5xn4WkjGNgbjCUZ0g5pGqSoI9Gbk4GRE12 y1zCIZYoaD6ruoixh1nHZTj4R300cgDZP0zEKTpx/86dWSF7UCCbgMYdDftZBcU8rAoHHLR8vZoiq T+sdk7HKXFMPulHLh4Nv3DEX+m1w0iKXdJNv+WC5Zn/7ptgg+jl0PSyNylX9RezQRVgVkYy6CO3N/ Vea0LBSdvesmeKaBwnE53+kNA59y67BwInun8L7PXmQjbDzvtl32iSIfZZXYhF05a52/gE1eho+0+ zWQGLrX8ZE/v7LWg3rgQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i1sBb-0003G7-Nf; Sun, 25 Aug 2019 13:03:59 +0000 Received: from mailoutvs52.siol.net ([185.57.226.243] helo=mail.siol.net) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i1sBY-0003FE-GQ for linux-arm-kernel@lists.infradead.org; Sun, 25 Aug 2019 13:03:58 +0000 Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTP id C075A5242B2; Sun, 25 Aug 2019 15:03:45 +0200 (CEST) X-Virus-Scanned: amavisd-new at psrvmta09.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta09.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 3csP3GBVC5Nr; Sun, 25 Aug 2019 15:03:45 +0200 (CEST) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTPS id 7099E5223C7; Sun, 25 Aug 2019 15:03:45 +0200 (CEST) Received: from localhost.localdomain (cpe-86-58-59-25.static.triera.net [86.58.59.25]) (Authenticated sender: 031275009) by mail.siol.net (Postfix) with ESMTPSA id 7DB83521591; Sun, 25 Aug 2019 15:03:44 +0200 (CEST) From: Jernej Skrabec To: mripard@kernel.org, wens@csie.org Subject: [PATCH] arm64: dts: allwinner: a64: pine64-plus: Add PHY regulator delay Date: Sun, 25 Aug 2019 15:03:36 +0200 Message-Id: <20190825130336.14154-1-jernej.skrabec@siol.net> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190825_060356_708408_2C13AB45 X-CRM114-Status: UNSURE ( 6.99 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [185.57.226.243 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Ondrej Jirman , linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Depending on kernel and bootloader configuration, it's possible that Realtek ethernet PHY isn't powered on properly. It needs some time before it can be used. Fix that by adding 100ms ramp delay to regulator responsible for powering PHY. Fixes: 94dcfdc77fc5 ("arm64: allwinner: pine64-plus: Enable dwmac-sun8i") Suggested-by: Ondrej Jirman Signed-off-by: Jernej Skrabec --- arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts index 24f1aac366d6..9612a34c1762 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64-plus.dts @@ -63,3 +63,7 @@ reg = <1>; }; }; + +®_dc1sw { + regulator-enable-ramp-delay = <100000>; +};