From patchwork Wed Dec 2 11:12:20 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Caesar Wang X-Patchwork-Id: 7744871 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 04616BEEE1 for ; Wed, 2 Dec 2015 11:15:10 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3C0E12061A for ; Wed, 2 Dec 2015 11:15:09 +0000 (UTC) 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.kernel.org (Postfix) with ESMTPS id 6D29620610 for ; Wed, 2 Dec 2015 11:15:08 +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 1a45LO-0006mY-IN; Wed, 02 Dec 2015 11:13:06 +0000 Received: from mail-pa0-f66.google.com ([209.85.220.66]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1a45LK-0006eo-8z; Wed, 02 Dec 2015 11:13:03 +0000 Received: by pabfh17 with SMTP id fh17so4828373pab.3; Wed, 02 Dec 2015 03:12:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=from:to:cc:subject:date:message-id; bh=h0dJlRnmXpvfhi0a0ltuC6JAyBftJbfVltwM1oyTXVI=; b=EZe34oPcj8rSTozDwrUzIevbI84N3SiKo1BHQP+jrUCM9h++iNCXQxOfN+kEWvIcNK 9aAckFvt2Xmr4/l2LTDhaSxNg1h5B1VATbymgTqblKJexbz7UP9egvXGY5yni0atDjef mt2n88zuDdOStMt+J3pBnPcd1m9bd+3j36xKldIgKbc6t4BIxqlbHUSEB+T4dSlLJmoK jmY86bJ/rHW+z37xwJSe/wKX4fcIEfHjY62GURJmTktKvH43dHWUrOOLg/ElhpweMq38 Ch8UygvTGyOjjbprJelvjayp43kcZzqD1SfItH9HyI/wVw6B3f7yk/SM80eD5ycPJUYd iySg== X-Received: by 10.98.7.66 with SMTP id b63mr3643888pfd.19.1449054760625; Wed, 02 Dec 2015 03:12:40 -0800 (PST) Received: from localhost.localdomain ([103.47.144.160]) by smtp.gmail.com with ESMTPSA id sg4sm3696519pac.48.2015.12.02.03.12.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 02 Dec 2015 03:12:39 -0800 (PST) From: Caesar Wang To: Heiko Stuebner , linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] arm64: dts: rockchip: change the correct voltage range for rk3368 evb board Date: Wed, 2 Dec 2015 19:12:20 +0800 Message-Id: <1449054741-25354-1-git-send-email-wxt@rock-chips.com> X-Mailer: git-send-email 1.9.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151202_031302_357185_CC589753 X-CRM114-Status: GOOD ( 10.69 ) X-Spam-Score: -2.6 (--) 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, Pawel Moll , Ian Campbell , Catalin Marinas , Will Deacon , Kever Yang , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Rob Herring , Kumar Gala , Chris Zhong , Romain Perier , Caesar Wang MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In general, the logic voltage is affected by ddr frequency factors. We should fix the correct voltage range since assuemd that we have the ddr frequency driver in mainline. AFAIK, the 1.8v voltage is used by the SD3.0 card. Signed-off-by: Caesar Wang --- arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts index eed6d3c..8a5275f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts +++ b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts @@ -104,8 +104,8 @@ vdd_log: REG3 { regulator-name = "VDD_LOG"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1500000>; regulator-always-on; }; @@ -118,7 +118,7 @@ vccio_sd: REG5 { regulator-name = "VCCIO_SD"; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; };