From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yingjoe Chen Subject: Re: [PATCH v2 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup Date: Mon, 24 Aug 2015 22:22:20 +0800 Message-ID: <1440426140.17418.1.camel@mtksdaap41> References: <1437552878-3684-1-git-send-email-yingjoe.chen@mediatek.com> <55CC56C4.8080201@linaro.org> <1439820602.3414.12.camel@mtksdaap41> <55D5E40A.6080904@linaro.org> <1440167950.20169.29.camel@mtksdaap41> <55DACCEF.8040004@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <55DACCEF.8040004@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: Daniel Lezcano Cc: Daniel Kurtz , Stephen Boyd , Thomas Gleixner , James Liao , Russell King , srv_heupstream , Arnd Bergmann , "open list:OPEN FIRMWARE AND..." , Catalin Marinas , Michael Turquette , "linux-kernel@vger.kernel.org" , Olof Johansson , Rob Herring , linux-mediatek@lists.infradead.org, Sascha Hauer , Matthias Brugger , linux-clk@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" List-Id: devicetree@vger.kernel.org On Mon, 2015-08-24 at 09:51 +0200, Daniel Lezcano wrote: > On 08/21/2015 04:39 PM, Yingjoe Chen wrote: > > [ ... ] > > >> - Does the spurious interrupt occurs *every* time ? at each boot ? > > > > Yes. If you applied this series to enable mtk timer without this fix on > > mt8173 or mt8135 you can reproduce it. It occurs for every boot. > > > > It crash before uart driver is ready, so you'll have to use earlycon to > > see the crash log. > > Can you give me the earlycon params ? Hi Daniel, You probably already figure this out. anyway I'm using this to enable earlycon: Add 'earlycon' in bootargs, and in device tree chosen part, add "linux,stdout-path=&uart0;" Joe.C