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[209.132.180.67]) by mx.google.com with ESMTP id q1si1558097ejx.323.2019.09.24.14.34.56; Tue, 24 Sep 2019 14:35:19 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=bFeFvjxF; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2439167AbfIVTfh (ORCPT + 99 others); Sun, 22 Sep 2019 15:35:37 -0400 Received: from mail.kernel.org ([198.145.29.99]:43032 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390151AbfIVSqo (ORCPT ); Sun, 22 Sep 2019 14:46:44 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0D1582186A; Sun, 22 Sep 2019 18:46:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569178003; bh=wKwjfWM+JCA0f7UO0uWQrgxnwNMKaVWWUO0lVQf5ynI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bFeFvjxFilITo/mmq/qhX1aUs2SkKh+jquYUnjlsHOvOI7vLZluetdeZIBdngc8mq oO2lU8U2o3izoK2Fuv8L7cS+l7IUAfp0MfZTv7EhGe2aM9ftH2SicRbSzl1aedV1Ix 4+xWRPOynRDyCsinfhjyctQYf+Bzj/Ch70r5cioU= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Stefan Agner , Philippe Schenker , Oleksandr Suvorov , Shawn Guo , Sasha Levin , devicetree@vger.kernel.org Subject: [PATCH AUTOSEL 5.3 092/203] ARM: dts: imx7-colibri: disable HS400 Date: Sun, 22 Sep 2019 14:41:58 -0400 Message-Id: <20190922184350.30563-92-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190922184350.30563-1-sashal@kernel.org> References: <20190922184350.30563-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stefan Agner [ Upstream commit a95fbda08ee20cd063ce5826e0df95a2c22ea8c5 ] Force HS200 by masking bit 63 of the SDHCI capability register. The i.MX ESDHC driver uses SDHCI_QUIRK2_CAPS_BIT63_FOR_HS400. With that the stack checks bit 63 to descide whether HS400 is available. Using sdhci-caps-mask allows to mask bit 63. The stack then selects HS200 as operating mode. This prevents rare communication errors with minimal effect on performance: sdhci-esdhc-imx 30b60000.usdhc: warning! HS400 strobe DLL status REF not lock! Signed-off-by: Stefan Agner Signed-off-by: Philippe Schenker Reviewed-by: Oleksandr Suvorov Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx7-colibri.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index 895fbde4d4333..c1ed83131b495 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -323,6 +323,7 @@ vmmc-supply = <®_module_3v3>; vqmmc-supply = <®_DCDC3>; non-removable; + sdhci-caps-mask = <0x80000000 0x0>; }; &iomuxc { -- 2.20.1