[U-Boot] [PATCH] configs: dra7xx_evm: Remove ENV_IS_IN_FAT and SPL_ENV_*

Faiz Abbas faiz_abbas at ti.com
Mon Feb 25 12:55:34 UTC 2019


Hi Lokesh,

On 22/02/19 6:01 PM, Lokesh Vutla wrote:
> 
> 
> On 22/02/19 5:46 PM, Faiz Abbas wrote:
>> Lokesh,
>>
>> On 22/02/19 5:33 PM, Lokesh Vutla wrote:
>>>
>>>
>>> On 22/02/19 5:21 PM, Faiz Abbas wrote:
>>>> Tom,
>>>>
>>>> On 22/02/19 5:00 AM, Tom Rini wrote:
>>>>> On Wed, Feb 20, 2019 at 01:33:50PM +0530, Faiz Abbas wrote:
>>>>>> Hi Tom,
>>>>>>
>>>>>> On 19/02/19 8:45 PM, Tom Rini wrote:
>>>>>>> On Tue, Feb 19, 2019 at 08:25:29PM +0530, Faiz Abbas wrote:
>>>>>>>
>>>>>>>> With U-boot supporting environment in multiple places, enable only
>>>>>>>> ENV_IS_IN_EMMC in U-boot.
>>>>>>>>
>>>>>>>> Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
>>>>>>>
>>>>>>> Since we had previously and intentionally enabled FAT over raw MMC
>>>>>>> location, why the switch back?  Thanks!
>>>>>>>
>>>>>>
>>>>>> This commit added this:
>>>>>>
>>>>>> commit fb69464eae1ec5aed2ee0e3a9e5533a31ad38bac
>>>>>> Author: Maxime Ripard <maxime.ripard at free-electrons.com>
>>>>>> Date:   Tue Jan 23 21:17:01 2018 +0100
>>>>>>
>>>>>>     env: Allow to build multiple environments in Kconfig
>>>>>>
>>>>>>     Now that we have everything in place in the code, let's allow to build
>>>>>>     multiple environments backend through Kconfig.
>>>>>>
>>>>>>     Reviewed-by: Andre Przywara <andre.przywara at arm.com>
>>>>>>     Reviewed-by: Lukasz Majewski <lukma at denx.de>
>>>>>>     Reviewed-by: Simon Glass <sjg at chromium.org>
>>>>>>     Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
>>>>>>
>>>>>>
>>>>>> Looking at the the cover letter for that series
>>>>>> (https://patchwork.ozlabs.org/cover/842057/) , it seems to be an attempt
>>>>>> to combat the increasing size of U-boot by permanently moving the
>>>>>> environment to FAT partition.
>>>>>
>>>>> Well, not exactly.  It's about allowing more than one location to be
>>>>> enabled.  For example, raw eMMC when that makes sense or FAT file when
>>>>> that makes sense.  If Lokesh ack's the change (or passes MAINTAINER over
>>>>> to someone else who acks), OK, we'll do this.  But there's intentional
>>>>> reasons we've put it in a file in FAT before, even on this platform.
>>>>> But maybe use cases have changed, and that's fine.
>>>>>
>>>>
>>>> Ok. The cover letter said they want to get rid of raw bootmode
>>>> altogether and that is why I was concerned. Thanks for clearing it up.
>>>
>>> If EMMC is the already the first in the list for saving env, then we don't need
>>> this change right?
>>>
>>
>> Its not the first in list. It always tries to look for FAT first and
>> then EMMC.
> 
> okay. We have android requirements to save env in EMMC. So I am okay with this
> change. Also do not drop env from SPL. Falcon boot might require it.
> 

Ok. Removing in v2.

Thanks,
Faiz


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