From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH 2/4] ARC: [axs101] support early 8250 uart Date: Thu, 14 May 2015 14:53:31 +0200 Message-ID: <2836384.o6ec7X8zDk@wuerfel> References: <1431607724-9142-1-git-send-email-abrodkin@synopsys.com> <1431607724-9142-3-git-send-email-abrodkin@synopsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <1431607724-9142-3-git-send-email-abrodkin@synopsys.com> Sender: linux-kernel-owner@vger.kernel.org To: Alexey Brodkin Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arc-linux-dev@synopsys.com, devicetree@vger.kernel.org, Vineet.Gupta1@synopsys.com List-Id: linux-arch.vger.kernel.org On Thursday 14 May 2015 15:48:42 Alexey Brodkin wrote: > > chosen { > - bootargs = "console=tty0 console=ttyS3,115200n8 consoleblank=0"; > + bootargs = "earlycon=uart8250,mmio32,0xe0022000,115200n8 console=tty0 console=ttyS3,115200n8 consoleblank=0"; > }; > }; > When you do earlycon with DT, better use a 'stdout-path' property that points to the device, and just put 'earlycon' without arguments on the command line. Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de ([212.227.126.130]:52215 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932543AbbENMxi (ORCPT ); Thu, 14 May 2015 08:53:38 -0400 From: Arnd Bergmann Subject: Re: [PATCH 2/4] ARC: [axs101] support early 8250 uart Date: Thu, 14 May 2015 14:53:31 +0200 Message-ID: <2836384.o6ec7X8zDk@wuerfel> In-Reply-To: <1431607724-9142-3-git-send-email-abrodkin@synopsys.com> References: <1431607724-9142-1-git-send-email-abrodkin@synopsys.com> <1431607724-9142-3-git-send-email-abrodkin@synopsys.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-arch-owner@vger.kernel.org List-ID: To: Alexey Brodkin Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arc-linux-dev@synopsys.com, devicetree@vger.kernel.org, Vineet.Gupta1@synopsys.com Message-ID: <20150514125331.qx6KhPzpnMpyl6-k9cUAPEhRPyXK-flvw7lF_40qrME@z> On Thursday 14 May 2015 15:48:42 Alexey Brodkin wrote: > > chosen { > - bootargs = "console=tty0 console=ttyS3,115200n8 consoleblank=0"; > + bootargs = "earlycon=uart8250,mmio32,0xe0022000,115200n8 console=tty0 console=ttyS3,115200n8 consoleblank=0"; > }; > }; > When you do earlycon with DT, better use a 'stdout-path' property that points to the device, and just put 'earlycon' without arguments on the command line. Arnd