[U-Boot] [PATCH 06/11] tegra20: switch over seaboard and ventana to use tablebased pinmux

[Stephen Warren <swarren@nvidia.com>]

On 01/24/2013 10:22 AM, Lucas Stach wrote:
> Am Freitag, den 25.01.2013, 06:54 +1300 schrieb Simon Glass:
>> Hi Lucas,
>>
>> On Fri, Jan 25, 2013 at 5:48 AM, Lucas Stach <dev@lynxeye.de> wrote:
>>> Init pinmux in one shot, in order to avoid any conflicts.
>>>
>>> Signed-off-by: Lucas Stach <dev@lynxeye.de>
>>> ---
>>>  board/nvidia/seaboard/seaboard.c | 133 +++++++++++++++++++++++++++++++++------
>>>  include/configs/seaboard.h       |   3 +
>>>  include/configs/ventana.h        |   3 +
>>>  3 files changed, 121 insertions(+), 18 deletions(-)
>>
>> This seems like a lot of code and presumably quite a bit of
>> duplication between boards. What sort of conflicts does this avoid,
>> and is it the only way of avoiding them?
>>
> I don't see it as duplication, but as explicitly spelling out how the
> pinmux configuration should be set up on a certain board.
> 
> Before this change we would leave some pads uninitialised in their
> (random) reset configuration.

Just being pedantic here, but I don't think the power-on-reset
configuration is random; it's well defined but perhaps just not
documented, and not always what is correct/best for any particular board
design.