From patchwork Tue Jun 23 19:53:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 223196 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C0665C433E0 for ; Tue, 23 Jun 2020 21:20:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9292120720 for ; Tue, 23 Jun 2020 21:20:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592947210; bh=TtD3ILuGuKCGxDNy2HlXXJ0aABPdLJ+td5SzO4EVlvA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=V40cqUI940c1mKGZHbTtbvvNvk22Rzo9J0rXVztu3JOiqawFmumXbYQ+DT5/La+QD dzfdzYfF1CkvvX5QbKJOkq65kAtE8jjkOFYk9dRFQe9+hgIZ6eTMC9TnT77NEvEtLT 37s1xhlGOa7l2992+PZxnHkqAjPnwhnoWhfv/nIg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391174AbgFWVUJ (ORCPT ); Tue, 23 Jun 2020 17:20:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:42004 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390338AbgFWUXo (ORCPT ); Tue, 23 Jun 2020 16:23:44 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0FEF52070E; Tue, 23 Jun 2020 20:23:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592943824; bh=TtD3ILuGuKCGxDNy2HlXXJ0aABPdLJ+td5SzO4EVlvA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=15WJ30WxCDYyxGbA54wu71k9l+KR5GUQKIIIL4QhwOFXnazAFcCDaNPDVSXB5tUQi y2u+Cd5tcMzqzn+UFY/yknjKFyfugqhF4kWC1jl5GXAiEmbKNvTP7wCGAh4s14oS0i 1y02AsJM0SShfvA4JjYrmMnctHUknr1uXoeKZWLk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?utf-8?q?Marek_Beh=C3=BAn?= , Gregory CLEMENT , Sasha Levin Subject: [PATCH 5.4 035/314] arm64: dts: armada-3720-turris-mox: forbid SDR104 on SDIO for FCC purposes Date: Tue, 23 Jun 2020 21:53:50 +0200 Message-Id: <20200623195340.483662169@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200623195338.770401005@linuxfoundation.org> References: <20200623195338.770401005@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Marek Behún [ Upstream commit 7a2c36b039d2343cc29fec6102da839477b8dc60 ] Use sdhci-caps-mask to forbid SDR104 mode on the SDIO capable SDHCI controller. Without this the device cannot pass electromagnetic interference certifications. Fixes: 7109d817db2e ("arm64: dts: marvell: add DTS for Turris Mox") Signed-off-by: Marek Behún Cc: Gregory CLEMENT Signed-off-by: Gregory CLEMENT Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts index 5f350cc71a2fd..01f66056d7d51 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts @@ -171,6 +171,8 @@ marvell,pad-type = "sd"; vqmmc-supply = <&vsdio_reg>; mmc-pwrseq = <&sdhci1_pwrseq>; + /* forbid SDR104 for FCC purposes */ + sdhci-caps-mask = <0x2 0x0>; status = "okay"; };