Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933271AbbENNEg (ORCPT ); Thu, 14 May 2015 09:04:36 -0400 Received: from smtprelay.synopsys.com ([198.182.60.111]:52219 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932490AbbENNEd convert rfc822-to-8bit (ORCPT ); Thu, 14 May 2015 09:04:33 -0400 From: Vineet Gupta To: Arnd Bergmann , Alexey Brodkin CC: "linux-arch@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "arc-linux-dev@synopsys.com" , "devicetree@vger.kernel.org" , Rob Herring , Peter Hurley Subject: Re: [PATCH 2/4] ARC: [axs101] support early 8250 uart Thread-Topic: [PATCH 2/4] ARC: [axs101] support early 8250 uart Thread-Index: AQHQjkRhOJAgoF7MLUqCSlIUyy9u7w== Date: Thu, 14 May 2015 13:04:27 +0000 Message-ID: References: <1431607724-9142-1-git-send-email-abrodkin@synopsys.com> <1431607724-9142-3-git-send-email-abrodkin@synopsys.com> <2836384.o6ec7X8zDk@wuerfel> Accept-Language: en-US, en-IN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.12.197.3] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1111 Lines: 34 On Thursday 14 May 2015 06:23 PM, Arnd Bergmann wrote: 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 Sure ! I tried that once (3.16) and even the dts patch got merged but had to be reverted out ! 2014-07-27 22524b02b17b Revert "ARC: [arcfpga] stdout-path now suffices for earlycon/console" Let me see if that works again since serial land has seen some significant churn in recent times Thx for pointing this out ! -Vineet -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/