[PATCH v5 2/3] ARM: dts: Add i2c-arbitrator bus for exynos5250-snow

Kukjin Kim kgene.kim at samsung.com
Wed Apr 10 10:12:58 EDT 2013


On 04/10/13 20:02, Wolfram Sang wrote:
> On Wed, Apr 10, 2013 at 07:59:17PM +0900, Kukjin Kim wrote:
>> Doug Anderson wrote:
>>>
>>> We need to use the i2c-arbitrator to talk to any of the devices on i2c
>>> bus 4 on exynos5250-snow so that we don't confuse the embedded
>>> controller (EC).  Add the i2c-arbitrator to the device tree.  As we
>>> add future devices (keyboard, sbs, tps65090) we'll add them on top of
>>> this.
>>>
>>> The arbitrated bus is numbered 104 simply as a convenience to make it
>>> easier for people poking around to guess that it might have something
>>> to do with the physical bus 4.
>>>
>>> The addition is split between the cros5250-common and the snow device
>>> tree file since not all cros5250-class devices use arbitration.
>>>
>>> Signed-off-by: Doug Anderson<dianders at chromium.org>
>>
>> I'm fine on 2nd and 3rd patches. Shall I take only two patches without 1st
>> one in samsung tree?
>
> Please wait for my OK on patch 1. Or ack patches 2 and 3 and I will pick
> them up. I am fine with both.
>
OK, I will wait for your reply on this. Because I suppose if the dt 
patches in your tree could make useless conflicts. Anyway let me know 
your opinion on that.

Thanks.

- Kukjin



More information about the linux-arm-kernel mailing list