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From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Antony Pavlov <antonynpavlov@gmail.com>
Cc: barebox <barebox@lists.infradead.org>
Subject: Re: [RFC] add Tegra support to barebox
Date: Thu, 11 Aug 2011 07:01:04 +0200	[thread overview]
Message-ID: <20110811050104.GY22213@game.jcrosoft.org> (raw)
In-Reply-To: <CAA4bVAH7aOUcCC0aHWLorE_FAaeBdnUvQcj8d3ZCH4W+ko7adA@mail.gmail.com>

On 00:24 Thu 11 Aug     , Antony Pavlov wrote:
> Hi!
> 
> I have a Toshiba AC100 smartbook. It is based on Nvidia Tegra 250 T20 chip.
> I want to port barebox to it.
> 
> I have successfully built and run u-boot for AC100 from
> https://github.com/chpec/uboot-ac100.git. This u-boot version has lcd,
> serial port and USB support.
> There is another tegra support u-boot branch:
> https://github.com/muromec/uboot-tegra.git
> Also linux has satisfactory tegra support.
> 
> I want to discuss source file organization for Tegra and AC100 support
> in the barebox.
> AFAIK tegra is not resemble to current arm machines, supported by barebox.
> 
> For example, this is the comment from barebox tegra source code:
> 
> /*
>  * Tegra2 uses 2 separate CPUs - the AVP (ARM7TDMI) and the CPU (dual A9s).
>  * U-Boot runs on the AVP first, setting things up for the CPU (PLLs,
>  * muxes, clocks, clamps, etc.). Then the AVP halts, and expects the CPU
>  * to pick up its reset vector, which points here.
>  */
> 
> I propose such file structure:
> 
>   arch/arm/
>   arch/arm/boards/toshiba_ac100
>   arch/arm/mach-tegra
> 
> Has anybody any objections or comments?
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

Best Regards,
J.

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  reply	other threads:[~2011-08-11  5:19 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-10 20:24 Antony Pavlov
2011-08-11  5:01 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2011-08-11  6:12 ` Antony Pavlov
2011-08-11  6:25 ` Sascha Hauer
2011-08-11  7:04   ` Antony Pavlov

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