From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH] ARM: shmobile: silk: initial device tree Date: Thu, 05 Feb 2015 01:46:59 +0300 Message-ID: <54D2A163.3010207@cogentembedded.com> References: <201404250239.39150.sergei.shtylyov@cogentembedded.com> <1608366.HtA9yBksdO@wasted.cogentembedded.com> <20150131042143.GB7605@verge.net.au> <54CD1E79.6090700@cogentembedded.com> <20150202001910.GA29383@verge.net.au> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20150202001910.GA29383@verge.net.au> Sender: linux-sh-owner@vger.kernel.org To: Simon Horman Cc: linux-sh@vger.kernel.org, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, devicetree@vger.kernel.org, magnus.damm@gmail.com, linux@arm.linux.org.uk, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On 02/02/2015 03:19 AM, Simon Horman wrote: >>>> Add the initial device tree for the R8A7794 SoC based SILK low cost board. >>>> SCIF2 serial port support is included, so that the serial console can work. >>>> Signed-off-by: Sergei Shtylyov >>>> --- >>>> This patch is against the 'renesas-devel-20150129-v3.19-rc6' tag of Simon >>>> Horman's 'renesas.git' repo. >>>> arch/arm/boot/dts/Makefile | 1 >>>> arch/arm/boot/dts/r8a7794-silk.dts | 41 +++++++++++++++++++++++++++++++++++++ >>>> 2 files changed, 42 insertions(+) >> [...] >>>> Index: renesas/arch/arm/boot/dts/r8a7794-silk.dts >>>> =================================================================== >>>> --- /dev/null >>>> +++ renesas/arch/arm/boot/dts/r8a7794-silk.dts >>>> @@ -0,0 +1,41 @@ >>>> +/* >>>> + * Device Tree Source for the SILK board >>>> + * >>>> + * Copyright (C) 2014 Renesas Electronics Corporation >>>> + * Copyright (C) 2014-2015 Renesas Solutions Corp. >>>> + * Copyright (C) 2014-2015 Cogent Embedded, Inc. >>>> + * >>>> + * This file is licensed under the terms of the GNU General Public License >>>> + * version 2. This program is licensed "as is" without any warranty of any >>>> + * kind, whether express or implied. >>>> + */ >>>> + >>>> +/dts-v1/; >>>> +#include "r8a7794.dtsi" >>>> + >>>> +/ { >>>> + model = "SILK"; >>>> + compatible = "renesas,silk", "renesas,r8a7794"; >>>> + >>>> + aliases { >>>> + serial0 = &scif2; >>>> + }; >>>> + >>>> + chosen { >>>> + bootargs = "console=ttySC0,38400 ignore_loglevel"; >>> Please remove console= for consistency with other boards >>> based on Renesas SoCs. >> I can't, there will be no console at all. > Its not clear to me why that should be the case when you also have: > stdout-path = &scif2; > Is this a baud issue? Don't think so, I would have seen at least some garbage on the console. There was nothing. I'm still not sure what the problem was... > If so is it possible to set uboot to 115200 bps? Possible with the new board. WBR, Sergei