From patchwork Tue Dec 1 13:21:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Agner X-Patchwork-Id: 11942925 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 022D81398 for ; Tue, 1 Dec 2020 13:22:13 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 98470206B6 for ; Tue, 1 Dec 2020 13:22:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gp3MV430"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=agner.ch header.i=@agner.ch header.b="E8FWOCDF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 98470206B6 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=agner.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: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:List-Owner; bh=OVOpdQJDgYC4xvu5gL2eYRTvNoKQkLXY3CFM4T625Bo=; b=gp3MV4302018FQs2pmFqh6WyN cti4h83j+nqV6+9ux37WXGsGrjMbtgEZQ4Fvmic4l9RNLCwG+VZA4ivTE21tRxa1SBzhVGVNHQKvh rPLBOpbQd9FHNDk8fYpQeo6ZIP58eUglJC/mgoJpOUYrNGKamJiZIKqE7Edfhq7DWzHcWatoMrJdS aLsUuLey20Ve3Zjv1hssNM4FrFpvXxkdxSD4FmKan8DNABcKndOQNxur2kLlBykn+PW7yta6RbgkR oe5Yggmac6DwBm7XkPOxoAYIyM1b3ChVpChWjwjykC6g7N253UCOeWaUnRmXm+1cpI5AMypr8OrnM L9/3IN60g==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kk5bP-0002qm-W1; Tue, 01 Dec 2020 13:21:57 +0000 Received: from mail.kmu-office.ch ([2a02:418:6a02::a2]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kk5bM-0002oD-E0; Tue, 01 Dec 2020 13:21:53 +0000 Received: from allenwind.lan (unknown [IPv6:2a02:169:3df5::979]) by mail.kmu-office.ch (Postfix) with ESMTPSA id C07EF5C2AB7; Tue, 1 Dec 2020 14:21:49 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=agner.ch; s=dkim; t=1606828909; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OtFe8i1obXmaq2UarSATtwgKWDwPVnyMFK5sF7gJVHo=; b=E8FWOCDF8u8bEc0WDVHeUhTm80cxqxN6gUgJr0snnbvuwDItpg85MqJNozVieUcYOAlJCe /ywDxatSQpyIpArJ3Oh4VKlfausKGG9g2OpDhGyBKQYaatrO/eYT/oiV8RQfctxhVPmLZT BK7N3I0uKpvp5+O931zenfIGPbiWNwg= From: Stefan Agner To: khilman@baylibre.com Subject: [PATCH v2 4/5] arm64: dts: meson: g12a: x96-max: fix PHY deassert timing requirements Date: Tue, 1 Dec 2020 14:21:40 +0100 Message-Id: <83c1a57cb99c04dc31098166f0c26073de5e7709.1606828668.git.stefan@agner.ch> X-Mailer: git-send-email 2.29.2 In-Reply-To: <14754fd95378b78eb9a0a3f8b6bab13f7263c7f1.1606828668.git.stefan@agner.ch> References: <14754fd95378b78eb9a0a3f8b6bab13f7263c7f1.1606828668.git.stefan@agner.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201201_082152_704040_0B6D1C06 X-CRM114-Status: GOOD ( 15.43 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, narmstrong@baylibre.com, martin.blumenstingl@googlemail.com, christianshewitt@gmail.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, jian.hu@amlogic.com, Stefan Agner , linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, jbrunet@baylibre.com Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org According to the datasheet (Rev. 1.9) the RTL8211F requires at least 72ms "for internal circuits settling time" before accessing the PHY egisters. On similar boards with the same PHY this fixes an issue where Ethernet link would not come up when using ip link set down/up. Fixes: ed5e8f689154 ("arm64: dts: meson: g12a: x96-max: fix the Ethernet PHY reset line") Signed-off-by: Stefan Agner Reviewed-by: Martin Blumenstingl --- arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts index 1b07c8c06eac..463a72d6bb7c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts @@ -340,7 +340,7 @@ external_phy: ethernet-phy@0 { eee-broken-1000t; reset-assert-us = <10000>; - reset-deassert-us = <30000>; + reset-deassert-us = <80000>; reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>; interrupt-parent = <&gpio_intc>;