Re: [PATCH] beaglebone: use the am335x_boneblack u-boot configuration

[Tom Rini <trini@ti.com>]

On 08/04/2014 12:53 PM, Alexandre Belloni wrote:
> Hi,
> 
> On 04/08/2014 at 12:38:55 -0400, Tom Rini wrote :
>> On Mon, Aug 04, 2014 at 05:45:50PM +0200, Alexandre Belloni wrote:
>>
>>> Using the am335x_boneblack configuration for u-boot allows to save the
>>> environment to the emmc. Else, it is not possible to save the
>>> environment at all.
>>>
>>> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
>>
>> There's two ways to go about improving the out of box experience.  One
>> of which would be to switch "beaglebone" to am335x_boneblack config
>> which will switch env saving to eMMC and leave BBW just as unable to
>> have persisent env (outside of uEnv.txt) as today.  Another would be to
>> bring in http://patchwork.ozlabs.org/patch/375824/ (which will be merged
>> to mainline) and
>> https://git.ti.com/ti-u-boot/ti-u-boot/commit/b8fce957880e6c4194614260f70be4e7f2c9f469
>> (which will not, we'll instead get env location migrated to Kconfig
>> choices and leave it to the user to pick where they want things to be)
>> which puts everything in a binary file on the FAT partition of the SD
>> card which is also pretty frequently available.
> 
> Do you have a branch with both patches applied? Or maybe it is simpler
> to wait for the first one to hit mainline and upgrade the u-boot recipe
> at that time.
> 
> I'm a bit concerned that the second patch will actually change the
> behaviour of the am335x_evm config, switching from reading the env in
> nand to that file in the first FAT partition. Do you want to change
> that?

In terms of general out of box experience, yes, I wanted to change
everyone over.  Of all the boards am335x_evm supports (GP EVM, IDK EVM,
EVM SK, BBW, BBB) only GP EVM and maybe IDK EVM (not seen one myself)
have NAND normally.  All of them have SD card support 'tho.

-- 
Tom