From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: Rob Herring <robherring2@gmail.com>
Cc: Gregory CLEMENT <gregory.clement@free-electrons.com>,
Andrew Lunn <andrew@lunn.ch>,
Mike Turquette <mturquette@linaro.org>,
Jason Cooper <jason@lakedaemon.net>,
Pawel Moll <pawel.moll@arm.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Stephen Boyd <sboyd@codeaurora.org>,
Nadav Haklai <nadavh@marvell.com>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
Lior Amsalem <alior@marvell.com>,
Rob Herring <robh+dt@kernel.org>,
Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
Kumar Gala <galak@codeaurora.org>,
Mark Rutland <mark.rutland@arm.com>,
Tawfik Bayouk <tawfik@marvell.com>,
Maxime Ripard <maxime.ripard@free-electrons.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Sebastian Hesselbarth <sebastian.hesselbarth>
Subject: Re: [PATCHv2 05/15] ARM: mvebu: add stdout-path to all armada-*.dts
Date: Sat, 28 Feb 2015 10:55:51 +0100 [thread overview]
Message-ID: <20150228105551.7b6532f8@free-electrons.com> (raw)
In-Reply-To: <CAL_Jsq+tP6wBcDti7x-B6ar8esE=65Ymg_CKANeOKSe=yYhNnw@mail.gmail.com>
Dear Rob Herring,
On Fri, 27 Feb 2015 11:42:43 -0600, Rob Herring wrote:
> > Unfortunately, this doesn't seem to work at all:
>
> This must have all been tested on QEMU (or Fast Models?) which ignores
> baud rate.
Ok.
> > So it gets the right port name, the right idx, just the options are
> > null. It shouldn't be an issue since the serial port is already
> > initialized by the bootloader.
>
> I think the default baudrate is 9600, not what the bootloader set.
That might explain the issue then.
> You need the full path here though. But garbage should not crash things.
Indeed, I was surprised that a different DT string was crashing the
kernel.
> > It is worth mentioning that this also happens with
> >
> > stdout-path = "uart0:115200n8";
> >
> > which was explicitly suggested by Mark in his e-mail. uart0 is an alias
> > to the proper DT node, since stdout-path = &uart0; works almost fine.
>
> Mark forgot the '&'. So does 'stdout-path = "&uart0:115200n8";' work?
I don't have the board at hand right now, will try this on Tuesday when
coming back to the office. Thanks for the suggestion!
Best regards,
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2015-02-28 9:55 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-20 17:04 [PATCHv2 00/15] ARM: mvebu: Armada 39x basic support, and preparatory cleanups Thomas Petazzoni
[not found] ` <1424451874-25375-1-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2015-02-20 17:04 ` [PATCHv2 01/15] ARM: mvebu: add __initconst specifiers on DT_MACHINE_START dt_compat tables Thomas Petazzoni
2015-02-23 15:12 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 06/15] devicetree: bindings: add DT binding for the Marvell Armada 39x SoC family Thomas Petazzoni
2015-02-23 16:07 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 11/15] clk: mvebu: add Marvell Armada 39x driver Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 02/15] ARM: mvebu: fix usb@ unit address on Armada 38x to match register address Thomas Petazzoni
2015-02-23 15:14 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 03/15] ARM: mvebu: add missing UART alias on Armada 38x Thomas Petazzoni
2015-02-23 15:16 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 04/15] ARM: mvebu: use IRQ macros to define the SDHCI interrupt " Thomas Petazzoni
2015-02-23 15:27 ` Gregory CLEMENT
2015-02-27 14:48 ` Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 05/15] ARM: mvebu: add stdout-path to all armada-*.dts Thomas Petazzoni
2015-02-23 16:00 ` Gregory CLEMENT
[not found] ` <54EB4E9B.6010001-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2015-02-23 16:50 ` Rob Herring
2015-02-23 16:56 ` Thomas Petazzoni
2015-02-27 16:48 ` Thomas Petazzoni
[not found] ` <20150227174851.390d9f58-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2015-02-27 17:42 ` Rob Herring
2015-02-28 9:55 ` Thomas Petazzoni [this message]
2015-03-03 9:45 ` Thomas Petazzoni
2015-02-23 17:13 ` Mark Rutland
2015-02-20 17:04 ` [PATCHv2 07/15] devicetree: bindings: update DT bindings for Marvell EBU clock support Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 08/15] devicetree: bindings: add Device Tree bindings for Armada 39x pin-muxing controller Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 09/15] devicetree: bindings: add new SMP enable method for Marvell Armada 39x Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 10/15] clk: mvebu: extend common code to allow an optional refclk Thomas Petazzoni
2015-02-20 18:21 ` Mike Turquette
2015-02-23 18:06 ` Gregory CLEMENT
2015-02-27 0:05 ` Mike Turquette
2015-02-20 17:04 ` [PATCHv2 12/15] pinctrl: mvebu: add pinctrl driver for Marvell Armada 39x Thomas Petazzoni
2015-02-20 17:04 ` [PATCHv2 13/15] ARM: mvebu: add core support for " Thomas Petazzoni
2015-02-23 18:16 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 14/15] ARM: mvebu: add Device Tree files for Armada 39x SoC and board Thomas Petazzoni
2015-02-26 16:19 ` Gregory CLEMENT
2015-02-20 17:04 ` [PATCHv2 15/15] Documentation: arm: update supported Marvell EBU processors Thomas Petazzoni
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