[U-Boot] [PATCH 00/55] dm: exynos: Driver model improvements leading to spring support

Simon Glass sjg at chromium.org
Mon Jul 20 16:19:25 CEST 2015


Hi Minkyu,

On 2 July 2015 at 18:15, Simon Glass <sjg at chromium.org> wrote:
> This series adds a number of fixes and improvements to driver model as
> well as two new uclasses (video bridges and I2c muxes).
>
> The series is aimed at adding support for spring (HP 11 Chromebook). Since
> it is very similar to other ARM Chromebooks, some effory is made to use
> common code rather than duplicating functionality. In fact spring uses
> the same code as several other boards, just with a different device tree
> and a few configuration changes.
>
> Audio works correctly on pit, pi, spring and snow with this series. A bug
> in the I2C driver broken this recently.
>
> The exynos implementation still has a few rough areas - e.g. some hard-coded
> GPIOs and the old-style SPL. Also it does not yet support CPU frequency
> scaling and power management.
>
> Spring has some oddities and they are hard to handle with U-Boot's old
> way of doing drivers. With driver model these can be implemented cleanly
> and this sort of problem was the original motivation for my interest in
> driver model.
>
> This series is available at u-boot-dm in branch spring-working. It is
> based on the previous set of driver model changes in branch clk-working.

Are you planning to pick this up or should I? It is still dependent on
some driver model changes which I am working to apply.

Regards,
Simon


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