From patchwork Tue Sep 27 20:53:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vagrant Cascadian X-Patchwork-Id: 9352915 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 88E816077A for ; Tue, 27 Sep 2016 20:55:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 79316291DA for ; Tue, 27 Sep 2016 20:55:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6946C29200; Tue, 27 Sep 2016 20:55:43 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id F40B9291DA for ; Tue, 27 Sep 2016 20:55:42 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bozOU-0004ox-OU; Tue, 27 Sep 2016 20:54:26 +0000 Received: from cascadia.aikidev.net ([2600:3c01::f03c:91ff:fedf:64ce]) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bozOP-0004ji-3P; Tue, 27 Sep 2016 20:54:21 +0000 Received: from localhost (97-120-185-153.ptld.qwest.net [97.120.185.153]) (Authenticated sender: vagrant@aikidev.net) by cascadia.aikidev.net (Postfix) with ESMTPSA id D77A61A9A5; Tue, 27 Sep 2016 13:53:54 -0700 (PDT) From: Vagrant Cascadian To: Heiko Stuebner Subject: [PATCH v2] ARM: dts: rockchip: temporarily remove emmc hs200 speed from rk3288-veyron-speedy. User-Agent: Notmuch/0.22.2 (http://notmuchmail.org) Emacs/24.5.1 (x86_64-pc-linux-gnu) Date: Tue, 27 Sep 2016 13:53:46 -0700 Message-ID: <87twd1vzc5.fsf@aikidev.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160927_135421_254536_F54689A4 X-CRM114-Status: UNSURE ( 7.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Russell King , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Rob Herring , 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 X-Virus-Scanned: ClamAV using ClamSMTP This essentially mimics what was done with rk3288-veyron-minnie in commit 984926781122f034d5bc9962815d135b6c4a8e1d. The eMMC of the speedy Chromebook also appears to need the same tuning workaround, as it frequently fails to recognize the eMMC without it. Signed-off-by: Vagrant Cascadian --- Changes in v2: - Added Signed-off-by. arch/arm/boot/dts/rk3288-veyron-speedy.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/rk3288-veyron-speedy.dts b/arch/arm/boot/dts/rk3288-veyron-speedy.dts index a0d033f..500fd18 100644 --- a/arch/arm/boot/dts/rk3288-veyron-speedy.dts +++ b/arch/arm/boot/dts/rk3288-veyron-speedy.dts @@ -124,6 +124,11 @@ &sdmmc_bus4>; }; + +&emmc { + /delete-property/mmc-hs200-1_8v; +}; + &vcc_5v { enable-active-high; gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;