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From: Peng Fan <van.freenix@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] env_mmc: support overriding mmc dev from board code
Date: Tue, 26 Jan 2016 09:42:38 +0800	[thread overview]
Message-ID: <20160126014235.GA13773@linux-7smt.suse> (raw)
In-Reply-To: <20160125212855.GY3359@bill-the-cat>

On Mon, Jan 25, 2016 at 04:28:55PM -0500, Tom Rini wrote:
>On Wed, Jan 20, 2016 at 03:43:37PM +0100, Clemens Gruber wrote:
>
>> This enables boards to choose where to/from the environment should be
>> saved/loaded. They can then for example support using the same device
>> (dynamically) from which the bootloader was launched to load and save
>> env data and do not have to define CONFIG_SYS_MMC_ENV_DEV statically.
>> 
>> In my use case, the environment needs to be on the same device I
>> booted from. It can be the eMMC or an optional SD card.
>> I therefore would override mmc_get_env_dev in the board code, read the
>> CPU registers to determine where we booted from and return the
>> corresponding device index.
>> 
>> Cc: Tom Rini <trini@konsulko.com>
>> Cc: Stephen Warren <swarren@nvidia.com>
>> Cc: Tim Harvey <tharvey@gateworks.com>
>> Cc: Simon Glass <sjg@chromium.org>
>> Cc: Hans de Goede <hdegoede@redhat.com>
>> 
>> Signed-off-by: Clemens Gruber <clemens.gruber@pqgruber.com>
>> Reviewed-by: Stephen Warren <swarren@nvidia.com>
>> Reviewed-by: Tom Rini <trini@konsulko.com>
>
>Applied to u-boot/master, thanks!

Oh. I missed this patch. I have a more complete patch, still in patch work.
https://patchwork.ozlabs.org/patch/558056/.

Regards,
Peng.

>
>-- 
>Tom



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  reply	other threads:[~2016-01-26  1:42 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-20 14:43 [U-Boot] [PATCH] env_mmc: support overriding mmc dev from board code Clemens Gruber
2016-01-20 16:57 ` Stephen Warren
2016-01-21 19:10 ` Tom Rini
2016-01-25 21:28 ` [U-Boot] " Tom Rini
2016-01-26  1:42   ` Peng Fan [this message]
2016-01-26  2:13     ` Tom Rini
2016-01-26  2:53       ` Peng Fan
2016-01-26  9:52         ` Clemens Gruber
2016-01-26 15:00           ` Tom Rini

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