linux-kernel - Re: [PATCH 7/9] ARM: at91/at91_dt_defconfig: remove memory specification to cmdline

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Date:	Thu, 24 Jan 2013 11:44:07 +0100
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
	richard.genoud@...il.com, linux-arm@...rkiz.com,
	manabian@...il.com, dgilbert@...erlog.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Josh Wu <josh.wu@...el.com>, Bo Shen <voice.shen@...el.com>,
	Ludovic Desroches <ludovic.desroches@...el.com>
Subject: Re: [PATCH 7/9] ARM: at91/at91_dt_defconfig: remove memory
 specification to cmdline

On 09:46 Thu 24 Jan     , Nicolas Ferre wrote:
> On 01/23/2013 11:20 AM, Jean-Christophe PLAGNIOL-VILLARD :
> > On 10:48 Wed 23 Jan     , Nicolas Ferre wrote:
> >> No need for this cmdline option as we are using DT.
> >> Moreover this defconfig is targeted to multiple SoC/boards: this option
> >> was nonsense.
> > just keep the console the rest is a nonsense too
> > 
> > as on 9g45 the initrd will be at 0x7xxxxxxx
> 
> Understood, but I prefer to keep a "root" option at least, so I keep it
> like this.
> 
> > the console too but as the patch serie to support via DT is not yet mainline
> > we can keep it
> 
> Ok for this.

I check and the default commande line in the defconfig is a nonsense now

as we will provide a default one via dt anyway

and the root option will not work on 9g45

so it's better to simply drop it

Best Regards,
J.
> 
> > 
> > Best Regards,
> > J.
> >>
> >> Reported-by: Josh Wu <josh.wu@...el.com>
> >> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
> >> ---
> >>  arch/arm/configs/at91_dt_defconfig | 2 +-
> >>  1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
> >> index b175577..a353ff6 100644
> >> --- a/arch/arm/configs/at91_dt_defconfig
> >> +++ b/arch/arm/configs/at91_dt_defconfig
> >> @@ -31,7 +31,7 @@ CONFIG_ZBOOT_ROM_TEXT=0x0
> >>  CONFIG_ZBOOT_ROM_BSS=0x0
> >>  CONFIG_ARM_APPENDED_DTB=y
> >>  CONFIG_ARM_ATAG_DTB_COMPAT=y
> >> -CONFIG_CMDLINE="mem=128M console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
> >> +CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
> >>  CONFIG_KEXEC=y
> >>  CONFIG_AUTO_ZRELADDR=y
> >>  # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
> >> -- 
> >> 1.8.0
> >>
> > 
> > 
> 
> 
> -- 
> Nicolas Ferre
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