[U-Boot] [PATCH v1 1/2] sunxi (sun50i): support i2c on A64 (pin-config, clocking)

Andre Przywara andre.przywara at arm.com
Mon Feb 20 10:39:51 UTC 2017


Hi,

On 20/02/17 10:21, Dr. Philipp Tomsich wrote:
> 
>> On 20 Feb 2017, at 11:18, Andre Przywara <andre.przywara at arm.com
>> <mailto:andre.przywara at arm.com>> wrote:
>>
>>> Our board’s early-stage normally shouldn't need to do anything on
>>> this I2C
>>> bus, but customer boards may come up with a use for it (image this going
>>> towards battery/power managing circuitry on a baseboard).
>>
>> In this case we should definitely remove these three lines.
> 
> I should have said “we don’t do anything with this I2C bus, but it’s
> available
> for customer use via the edge connector and a header on our eval-board”.
> 
> As there’s no way to enable pull-ups via a command in U-Boot, I’d prefer
> to keep these pull ups configured.

So either make this a separate patch or use some other method of
enabling this, but please keep this board specific setting separate from
the SoC enablement.

Cheers,
Andre.


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