From patchwork Wed Dec 2 11:12:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Caesar Wang X-Patchwork-Id: 7744861 Return-Path: X-Original-To: patchwork-linux-rockchip@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 31D4BBEEE1 for ; Wed, 2 Dec 2015 11:13:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 749E1205E1 for ; Wed, 2 Dec 2015 11:13:31 +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 99CFC205DD for ; Wed, 2 Dec 2015 11:13:30 +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 1a45Lm-0006xS-5F; Wed, 02 Dec 2015 11:13:30 +0000 Received: from mail-pa0-f67.google.com ([209.85.220.67]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1a45LR-0006ha-MW; Wed, 02 Dec 2015 11:13:10 +0000 Received: by pagj16 with SMTP id j16so4819771pag.0; Wed, 02 Dec 2015 03:12:48 -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:in-reply-to:references; bh=5zxEMousdmji7nW8o3D+kRWAeFSDqEJu6jpmAtk3Ifs=; b=l110AEy7UTkWZC/HJ7MdFDuyGv1SkTXsn7MajKwGkF24DalJGoEfGW9awZtIWGW7l+ mcav6Tv3JmAYojI8rpx6Na0gpFfeI1bPCa319tBdJkqLT3sNgbuOpI9anTQbcR0/n9Qu wdyCSlOaWkFwj6VTjIrfwpvv/qfpKlrtgMJiupifQCIhpgtcIN6hauRhmAG2we3ZD8Nv 48BnK88z6JHhV8SO5ip3rnXFyGrBNlWAs3zQLUXPtc+EkqZ8FSEcGKX+yFKoafo9RT1v cHLeTVpJdeg2wLN+cYuA1zPL8Ld5hH6E2VMlmUsMDFScZ5nJ9tOmvEvsesIfjkYiY5yI A3Lw== X-Received: by 10.66.158.129 with SMTP id wu1mr3694129pab.146.1449054768846; Wed, 02 Dec 2015 03:12:48 -0800 (PST) Received: from localhost.localdomain ([103.47.144.160]) by smtp.gmail.com with ESMTPSA id sg4sm3696519pac.48.2015.12.02.03.12.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 02 Dec 2015 03:12:47 -0800 (PST) From: Caesar Wang To: Heiko Stuebner , linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] ARM: dts: rockchip: change the correct voltage range for rk3288 evb board Date: Wed, 2 Dec 2015 19:12:21 +0800 Message-Id: <1449054741-25354-2-git-send-email-wxt@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1449054741-25354-1-git-send-email-wxt@rock-chips.com> References: <1449054741-25354-1-git-send-email-wxt@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151202_031309_889612_D02FAB61 X-CRM114-Status: GOOD ( 11.04 ) X-Spam-Score: -2.6 (--) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Russell King , Pawel Moll , Ian Campbell , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Rob Herring , Kumar Gala , Caesar Wang MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=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/arm/boot/dts/rk3288-evb-act8846.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/rk3288-evb-act8846.dts b/arch/arm/boot/dts/rk3288-evb-act8846.dts index 43949a6..2797f32 100644 --- a/arch/arm/boot/dts/rk3288-evb-act8846.dts +++ b/arch/arm/boot/dts/rk3288-evb-act8846.dts @@ -119,8 +119,8 @@ 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; }; @@ -133,7 +133,7 @@ vccio_sd: REG5 { regulator-name = "VCCIO_SD"; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; };