From patchwork Wed Jun 1 08:02:20 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 9146283 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 5B18260757 for ; Wed, 1 Jun 2016 08:07:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4BDC022473 for ; Wed, 1 Jun 2016 08:07:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 408B02654B; Wed, 1 Jun 2016 08:07:14 +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 CFD6A22473 for ; Wed, 1 Jun 2016 08:07:13 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b819o-00015h-8v; Wed, 01 Jun 2016 08:05:40 +0000 Received: from mailout1.w1.samsung.com ([210.118.77.11]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b817b-0005dY-5d for linux-arm-kernel@lists.infradead.org; Wed, 01 Jun 2016 08:03:24 +0000 Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout1.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0O8300E0J2CTCF40@mailout1.w1.samsung.com> for linux-arm-kernel@lists.infradead.org; Wed, 01 Jun 2016 09:02:53 +0100 (BST) X-AuditID: cbfec7f5-f792a6d000001302-17-574e96ad2321 Received: from eusync3.samsung.com ( [203.254.199.213]) by eucpsbgm2.samsung.com (EUCPMTA) with SMTP id 81.2E.04866.DA69E475; Wed, 1 Jun 2016 09:02:53 +0100 (BST) Received: from AMDC2174.DIGITAL.local ([106.120.53.17]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0O830012K2CGIS90@eusync3.samsung.com>; Wed, 01 Jun 2016 09:02:53 +0100 (BST) From: Krzysztof Kozlowski To: hzpeterchen@gmail.com, Ulf Hansson , Sebastian Reichel , Dmitry Eremin-Solenikov , David Woodhouse , Krzysztof Kozlowski , Javier Martinez Canillas , linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-pm@vger.kernel.or, Alan Stern , linux-usb@vger.kernel.org, Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Kukjin Kim , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [PATCH v3 11/12] ARM: dts: exynos: Switch the buck8 to GPIO mode on Odroid U3 Date: Wed, 01 Jun 2016 10:02:20 +0200 Message-id: <1464768141-25420-12-git-send-email-k.kozlowski@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1464768141-25420-1-git-send-email-k.kozlowski@samsung.com> References: <1464768141-25420-1-git-send-email-k.kozlowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuplkeLIzCtJLcpLzFFi42I5/e/4Vd210/zCDV4vUbTYOGM9q8WkJ++Z LeYfOcdqMXHlZGaL/jcLWS2aF69ns+i6uonN4tyrlYwWb96uYbJ4/cLQov/xa2aLTY+vsVpc 3jWHzeLI/35Gi5kXV7NYzDi/j8li0bJWZoul1y8yWUyYvpbFonXvEXaL07tLLCb8vsBmcXxt uIO4x5p5axg9Lvf1MnnsnHWX3WPl8i9sHptXaHlsWtXJ5nHn2h42j/1z17B7bF5S77GlH6hg 9t0fjB59W1Yxehz5Op3F4/MmuQC+KC6blNSczLLUIn27BK6MU5uWsBR8YatonbKdvYHxLWsX IyeHhICJRO/G08wQtpjEhXvr2boYuTiEBJYySjzctZ8Zwmlkklh67iMjSBWbgLHE5uVLwKpE BDrYJDZtfcMOkmAWyJY4de892FhhgQiJ49fego1lEVCVWLxuL1gNr4CHxOw3S6DWyUmcPDYZ rJ4TKH5iwn+wBUIC7hKN0yazTmDkXcDIsIpRNLU0uaA4KT3XSK84Mbe4NC9dLzk/dxMjJJK+ 7mBceszqEKMAB6MSD2/FZd9wIdbEsuLK3EOMEhzMSiK8gpP9woV4UxIrq1KL8uOLSnNSiw8x SnOwKInzztz1PkRIID2xJDU7NbUgtQgmy8TBKdXAeDZw7Sel0gkell3bnbZNdY5dpvt18xbl z5PVrhZ+kK19f0R56zq3nyUd9R0nl0jMP/9sa8DUJ3dMcmbnZ/Koiykn3V91WZrp07VD9ro3 OHeJ7jBb05Eo1/V290rJ2pzzt5pOPJ/wvqyGiVm326q2QC1vtuexNsYEl2Xvk5IEvuc7XVUI 17x3UYmlOCPRUIu5qDgRAKFiDaegAgAA X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160601_010323_543276_A02F8530 X-CRM114-Status: GOOD ( 17.47 ) 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: Greg Kroah-Hartman , Bartlomiej Zolnierkiewicz MIME-Version: 1.0 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 Switch the control of buck8 to GPIO mode. It is faster than I2C/register mode and it is the easiest way to disable it (regulator state is a logical OR state of GPIO and register value). Signed-off-by: Krzysztof Kozlowski Reviewed-by: Javier Martinez Canillas --- arch/arm/boot/dts/exynos4412-odroidu3.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/exynos4412-odroidu3.dts b/arch/arm/boot/dts/exynos4412-odroidu3.dts index d73aa6c58fe3..31cdc036fda4 100644 --- a/arch/arm/boot/dts/exynos4412-odroidu3.dts +++ b/arch/arm/boot/dts/exynos4412-odroidu3.dts @@ -74,6 +74,7 @@ regulator-name = "BUCK8_P3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + maxim,ena-gpios = <&gpa1 1 GPIO_ACTIVE_HIGH>; }; /* VDDQ for MSHC (eMMC card) */