Re: [PATCH v5 0/7] platform/chrome: Add user-space dev inferface support

[Olof Johansson <olof@lixom.net>]

On Tue, Feb 17, 2015 at 07:26:50PM -0700, Simon Glass wrote:
> Hi,
> 
> On 16 February 2015 at 01:19, Javier Martinez Canillas
> <javier.martinez@collabora.co.uk> wrote:
> > Hello Olof,
> >
> > On 02/02/2015 12:26 PM, Javier Martinez Canillas wrote:
> >> Hello,
> >>
> >> The mainline ChromeOS Embedded Controller (EC) driver is still missing some
> >> features that are present in the downstream ChromiumOS tree. These are:
> >>
> >>   - Low Pin Count (LPC) interface
> >>   - User-space device interface
> >>   - Access to vboot context stored on a block device
> >>   - Access to vboot context stored on EC's nvram
> >>   - Power Delivery Device
> >>   - Support for multiple EC in a system
> >>
> >> This is a fifth version of a series that adds support for the first two of
> >> the missing features: the EC LPC and EC character device interfaces that
> >> are used by user-space to access the ChromeOS EC. The support patches were
> >> taken from the downstream ChromiumOS 3.14 tree with the fixes and cleanups
> >> squashed to have a minimal patch-set.
> >>
> >
> > Any comments on this series? The last version was posted a couple of weeks
> > ago but the series have been in the list for months. Lee has already acked
> > the mfd changes so you can merge all through your chrome-platform tree if
> > you want.
> >
> > It wold be great if this series get in to have the EC user-space interface
> > supported and to minimize the delta with the Chromemium OS kernel since it
> > still has other features that needs to be upstreamed like multiple EC in a
> > system and access to vboot context stored in block device or EC's nvram.
> 
> Are you sure Olof is the right maintainer for this going to mainline?

Yes.

> I do feel for you trying to get all this in and have seen your many
> attempts. It has been in U-Boot for 18 months...I hope you get there
> in the end.

Cool, u-boot has userspace interfaces now? I didn't know that.


-Olof