From: Olof Johansson <olof@lixom.net>
To: Simon Glass <sjg@chromium.org>
Cc: Javier Martinez Canillas <javier.martinez@collabora.co.uk>,
Lee Jones <lee.jones@linaro.org>,
Doug Anderson <dianders@chromium.org>,
Bill Richardson <wfrichar@chromium.org>,
Gwendal Grignou <gwendal@google.com>,
Jonathan Corbet <corbet@lwn.net>,
Varka Bhadram <varkabhadram@gmail.com>,
Paul Bolle <pebolle@tiscali.nl>,
linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
lk <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v5 0/7] platform/chrome: Add user-space dev inferface support
Date: Wed, 25 Feb 2015 16:59:17 -0800 [thread overview]
Message-ID: <20150226005917.GC3101@quad.lixom.net> (raw)
In-Reply-To: <CAPnjgZ2QQzdZSrJ8gFYzMiVEFT8y7jod993AeVkpTPpKhiQ8DA@mail.gmail.com>
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
next prev parent reply other threads:[~2015-02-26 0:59 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-02 11:26 Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 1/7] mfd: cros_ec: Use fixed size arrays to transfer data with the EC Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 2/7] mfd: cros_ec: Add char dev and virtual dev pointers Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 3/7] platform/chrome: Add cros_ec_lpc driver for x86 devices Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 4/7] platform/chrome: Add Chrome OS EC userspace device interface Javier Martinez Canillas
2015-02-26 0:54 ` Olof Johansson
2015-02-26 1:13 ` Gwendal Grignou
2015-02-26 9:08 ` Javier Martinez Canillas
2015-02-26 17:38 ` Olof Johansson
2015-02-02 11:26 ` [PATCH v5 5/7] mfd: cros_ec: Instantiate ChromeOS EC character device Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 6/7] platform/chrome: Create sysfs attributes for the ChromeOS EC Javier Martinez Canillas
2015-02-02 11:26 ` [PATCH v5 7/7] platform/chrome: Expose Chrome OS Lightbar to users Javier Martinez Canillas
2015-02-16 8:19 ` [PATCH v5 0/7] platform/chrome: Add user-space dev inferface support Javier Martinez Canillas
2015-02-18 2:26 ` Simon Glass
2015-02-18 9:27 ` Javier Martinez Canillas
2015-02-26 0:59 ` Olof Johansson [this message]
2015-02-26 16:00 ` Simon Glass
2015-02-26 0:57 ` Olof Johansson
2015-02-26 23:35 ` Gwendal Grignou
2015-02-27 0:11 ` Olof Johansson
2015-02-27 5:17 ` Javier Martinez Canillas
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