From patchwork Mon Nov 17 14:55:38 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kever Yang X-Patchwork-Id: 5322271 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id D3CA19F1E1 for ; Mon, 17 Nov 2014 14:59:26 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0EA9920173 for ; Mon, 17 Nov 2014 14:59:26 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 53A002015E for ; Mon, 17 Nov 2014 14:59:25 +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 1XqNjx-0004U1-8f; Mon, 17 Nov 2014 14:57:17 +0000 Received: from mail-pd0-x236.google.com ([2607:f8b0:400e:c02::236]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XqNjK-0003he-H6; Mon, 17 Nov 2014 14:56:38 +0000 Received: by mail-pd0-f182.google.com with SMTP id g10so6222209pdj.13 for ; Mon, 17 Nov 2014 06:56:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=Y8zDcs8VU5oBMkyrym41I+OfMvQrdU69lEe95NgQ9QI=; b=pz9jV10dZcfwBJwxE/iLUnf8oA/Ygf3O/wHbzg4L9MoCE3nUUjxJRAZoiYP2eGoHT/ nhQQs8K+xoDBroPWGSEZCyBvaJZzhQiDYqRiDZWp4PKLPgAjP21+lltd0I/z2CVWMNtO kLnFJByWcKTBv2n/aQPf3TSgYPI/cwcgkPKQtK/TU4p3xKRITPNU+WYRYEYZ5+fmk8MZ +27l681qT/QPEhFV9jpntzCeNJJ1X4KIf+7nCcw9tUxPSy2op3TDAzUdWvfCoDPJCBJd XXHPh8jvk5GqzIF6sU6kegxoMZEUsmYrJ0V+M7h+83MOhgFkp8Tyjezgecv+UJP2Gdrj ZKoQ== X-Received: by 10.66.255.41 with SMTP id an9mr30385807pad.54.1416236177083; Mon, 17 Nov 2014 06:56:17 -0800 (PST) Received: from localhost.localdomain ([220.200.60.124]) by mx.google.com with ESMTPSA id ug6sm35238455pbc.72.2014.11.17.06.56.07 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 17 Nov 2014 06:56:16 -0800 (PST) From: Kever Yang To: Mike Turquette , Heiko Stuebner Subject: [RFC PATCH 2/2] arm: dts: rockchip: select npll as parent of DCLK_VOP0 Date: Mon, 17 Nov 2014 22:55:38 +0800 Message-Id: <1416236138-11010-3-git-send-email-kever.yang@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1416236138-11010-1-git-send-email-kever.yang@rock-chips.com> References: <1416236138-11010-1-git-send-email-kever.yang@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141117_065638_616243_C4EB0E1B X-CRM114-Status: UNSURE ( 9.18 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: huangtao@rock-chips.com, dkl@rock-chips.com, addy.ke@rock-chips.com, Russell King , Pawel Moll , tomeu.vizoso@collabora.com, Ian Campbell , linux-kernel@vger.kernel.org, sboyd@codeaurora.org, dianders@chromium.org, Kever Yang , linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, Rob Herring , Kumar Gala , cf@rock-chips.com, Mark Rutland , sonnyrao@chromium.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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=-2.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_LOW, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 The DCLK_VOP0 will change the parent clock's rate, we don't want to change the PLLs rate other than npll. So we select the npll as parent directly. Signed-off-by: Kever Yang --- arch/arm/boot/dts/rk3288.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index c3190f7..6ea6125 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -573,6 +573,8 @@ interrupts = ; clocks = <&cru ACLK_VOP0>, <&cru DCLK_VOP0>, <&cru HCLK_VOP0>; clock-names = "aclk_vop", "dclk_vop", "hclk_vop"; + assigned-clocks = <&cru DCLK_VOP0>; + assigned-clock-parents = <3>; resets = <&cru SRST_LCDC0_AXI>, <&cru SRST_LCDC0_AHB>, <&cru SRST_LCDC0_DCLK>; reset-names = "axi", "ahb", "dclk"; iommus = <&vopb_mmu>;