Received: by 10.213.65.16 with SMTP id m16csp285752imf; Mon, 12 Mar 2018 03:54:17 -0700 (PDT) X-Google-Smtp-Source: AG47ELur+1DIQ+8YXvRnwOir6wV+XpvnEQ+WQMTx92rXOh4m7uOn2KAwBW6yt5uUKJVAfbSIe8eB X-Received: by 2002:a17:902:6f17:: with SMTP id w23-v6mr7931368plk.336.1520852057732; Mon, 12 Mar 2018 03:54:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1520852057; cv=none; d=google.com; s=arc-20160816; b=hBmNaqESt5Cy4exRw1ZgZbF9+5j4vUogi+NZXiEEzqwjPQ3HY11fTCa/fJl+8tq9UY 7JP8LjuaVhojPSfX7knVx1Lmtz6dxDA9bo0iXShKQwCCpgKn6C0oNPig19nv8q8OpCj2 Y6SEtUe4F/gbgrRl2DF47989Jr/ONDa6VgZAfYMmfGsr6ZQe1bOpK/oY4gt8VdejNaZ3 0wX3ROpAf2cObWyPjb11sFut0dW51DIOhOOc/wMgOcIqpwEDB4tWjJg9rZQkWdgrcCOQ zFyzAjBFcRiTYJmiB5nN3lWfOwxtk3Ca9IO6Ui/3ul5N3QzOMHcSybvhSff5ArRZSjr/ tMDg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :arc-authentication-results; bh=P8ouvDGnVFKgMf2mvQTvJBxmPYXQLddsrspS+6DF5X0=; b=s+udTN25e5kJby5B9k1+aaZsbHx83++cmv9RW2HkINs+BFMMu3v64Dt1YdTMCNx/DA iwS735afnHczvuY624R8vLni8eYlu/DzVz8sbgR1vCOKkbg9WtHOk4CukHY7sEYvp3Qo JW8rDOuny69V9LpfEslxvQ2pKjQ0DygpA+3FCjSVUzw2S/ouYXTIt1qFoep3iQdLq+nO BH5nynZyT9TBV/vt+qKvRBfx3M0DR+R7rPwR4nefaO1fh4Y/BUSmUOJrYTk1GSIiDPrb ewoYHrYGMo3Ku5s0GQ2QS1qBOe8wBkNTYEef1jKimxTeE8OBeWl/MVzIgiyCKWOPm66l FOGQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 32-v6si5718111plc.658.2018.03.12.03.54.02; Mon, 12 Mar 2018 03:54:17 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751312AbeCLKxC convert rfc822-to-8bit (ORCPT + 99 others); Mon, 12 Mar 2018 06:53:02 -0400 Received: from gloria.sntech.de ([95.129.55.99]:35654 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750752AbeCLKxB (ORCPT ); Mon, 12 Mar 2018 06:53:01 -0400 Received: from ip9234afef.dynamic.kabel-deutschland.de ([146.52.175.239] helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.1:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1evL4Z-00073i-G6; Mon, 12 Mar 2018 11:52:55 +0100 From: Heiko Stuebner To: Shunqian Zheng Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dianders@chromium.org Subject: Re: [PATCH] arm64: dts: rockchip: assign clock rate for ACLK_VIO Date: Mon, 12 Mar 2018 11:52:54 +0100 Message-ID: <4610682.YhluMk2iks@phil> In-Reply-To: <1520819448-8316-1-git-send-email-zhengsq@rock-chips.com> References: <1520819448-8316-1-git-send-email-zhengsq@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Montag, 12. M?rz 2018, 02:50:48 CET schrieb Shunqian Zheng: > The ACLK_VIO is a parent clock used by a several children, > its suggested clock rate is 400MHz. Right now it gets 400MHz > because it sources from CPLL(800M) and divides by 2 after reset. > It's good not to rely on default values like this, so let's > explicitly set it. > NOTE: it's expected that at least one board may override cru node and > set the CPLL to 1.6 GHz. On that board it will be very important to be > explicit about aclk-vio being 400 MHz. > > Signed-off-by: Shunqian Zheng applied for 4.17 Thanks Heiko