[PATCH v6 2/3] ARM: dts: Add i2c-arbitrator bus for exynos5250-snow
Olof Johansson
olof at lixom.net
Tue Apr 16 12:35:26 EDT 2013
On Tue, Apr 16, 2013 at 09:29:01AM -0700, 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>
Acked-by: Olof Johansson <olof at lixom.net>
-Olof
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