linux-kernel - Re: [PATCH 0/5] ACPI / gpio: Updates to properties

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Message-ID: <20161020074602.GT1722@lahna.fi.intel.com>
Date:   Thu, 20 Oct 2016 10:46:02 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alexandre Courbot <gnurou@...il.com>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/5] ACPI / gpio: Updates to properties

On Wed, Oct 19, 2016 at 11:22:03PM +0200, Rafael J. Wysocki wrote:
> On Wed, Oct 19, 2016 at 2:41 PM, Mika Westerberg
> <mika.westerberg@...ux.intel.com> wrote:
> > On Fri, Sep 23, 2016 at 05:57:05PM +0300, Mika Westerberg wrote:
> >> Hi,
> >>
> >> This series brings couple of useful GPIO related properties from Device
> >> Tree to ACPI _DSD device properties:
> >>
> >>   - Names for GPIO lines
> >>   - GPIO hogging
> >>   - Holes in GPIO property lists
> >>
> >> We are using these to get Intel Galileo better supported in the mainline
> >> kernel (but these may be useful for other boards as well). For example SPI
> >> chip select on Galileo is connected to a GPIO line so we need to be able to
> >> describe it in ACPI, and at the same time allow native chip selects.
> >>
> >> GPIO hogging can be used to set initial state of certain GPIOs available on
> >> the headers regardless of the BIOS settings (which may be wrong as it knows
> >> nothing about which devices have been connected).
> >>
> >> Mika Westerberg (5):
> >>   ACPI / documentation: Use recommended name in GPIO property names
> >>   ACPI / gpio: Add support for naming GPIOs
> >>   ACPI / gpio: Add hogging support
> >>   ACPI / property: Allow holes in reference properties
> >>   ACPI / gpio: Allow holes in list of GPIOs for a device
> >
> > Any comments on the GPIO patches in this series?
> >
> > At least the last one does not add any new bindings so it should be fine
> > to apply.
> 
> I have no comments, but I'd suggest resending them as a new series on
> top of 4.9-rc1 (which includes the generic patches from this series).
> 
> You can add my ACK to them if that helps.

OK, I will do that. Thanks!