From patchwork Sat Nov 16 11:07:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 11247527 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 265A06C1 for ; Sat, 16 Nov 2019 11:07:37 +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 03B0C20728 for ; Sat, 16 Nov 2019 11:07:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="NfZhLMYw"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="T0BiAl+p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 03B0C20728 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=armlinux.org.uk 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:Date:Message-Id:MIME-Version: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=+L/nxB+35DaA/bVHfPYyNIFsk5eULGdCZUwsjkDVIQ4=; b=NfZhLMYw1bhpJP 1Y6eVMadLliXbsIinQW7NQdgQB0wlDjUZ9VpBkFdH6uMzSPo2sVkfWuxhhXzaDAradoq1xSoVuWKW gCDOeZYvW7NUmmf2heIGyyUPgMv/k/X0Obj+EceH60Gsv1r+kPjSEsh2xyIN5nigxki/uxVniFKRq 6x4wrXeIZ2yoHtMUKZK0SrbREE4ah46/X6+5msUUo33qpqMKDefuFlwMZoN50tx1STV/sJuEvG5LC iUObnMzHEH4k44gSAtMUkHII0C6svLHuv4VipqJgp+QUSduPjMQt2em56di9y4PJjknYsmtyuqWd8 cjWHwipl7/PZIbB3bCIg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iVvvT-0001cN-5N; Sat, 16 Nov 2019 11:07:35 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:3201:214:fdff:fe10:1be6]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iVvvI-0001NA-Iq for linux-arm-kernel@lists.infradead.org; Sat, 16 Nov 2019 11:07:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc: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-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=OctE5FvIy835G4DwtyE7u1YIdiiGzFepyWBHSoY2nX8=; b=T0BiAl+peEgFTgQQQ/QSvpy8bm g23kK4g25wUsK2QYNGYQzqJtz+GOlqxCHpIlTrcNnEemc5leCErWA0noHylQfz+xFUveDkOVLp/+y b1DzaWeOprGgpE6UXYwZRJXY8oHAuAPupsxa0lqyWervDdnFlbk5NFSQpQ58m763XlTSG4gd8xMcK iY2pgHIi9xQ8rc/b/sLFvSHYxAokfK3JG8+G6+VJSFfoqNENnx1Co8Lu9Q74y7QYmRzuMU97uABTa uNqmwlHNur12/xYi+qkIIPwM+mI6QQhNs+72gcuhzAua5Wl2Z3g8CjYHu6mUpMPwvX7G3Elgj5Bpw 9zbrUX4w==; Received: from e0022681537dd.dyn.armlinux.org.uk ([2001:4d48:ad52:3201:222:68ff:fe15:37dd]:37618 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1iVvux-00078I-Fc; Sat, 16 Nov 2019 11:07:03 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1iVvuv-0002sk-Sw; Sat, 16 Nov 2019 11:07:02 +0000 From: Russell King To: Gregory Clement , Vladimir Vid Subject: [PATCH 2/2] arm64: dts: uDPU: remove i2c-fast-mode MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Sat, 16 Nov 2019 11:07:01 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191116_030724_705169_DCA77797 X-CRM114-Status: UNSURE ( 7.85 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [2001:4d48:ad52:3201:214:fdff:fe10:1be6 listed in] [list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 SPF_NONE SPF: sender does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 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 -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 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 , Andrew Lunn , Jason Cooper , devicetree@vger.kernel.org, Rob Herring , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The I2C bus violates the timing specifications when run in fast mode on the uDPU, so switch to 100kHz mode. Signed-off-by: Russell King --- arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts index e31813a4f972..2ac1d9ae1e25 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts @@ -119,12 +119,14 @@ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&i2c1_pins>; + /delete-property/mrvl,i2c-fast-mode; }; &i2c1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&i2c2_pins>; + /delete-property/mrvl,i2c-fast-mode; lm75@48 { status = "okay";