linux-kernel - Re: Cherryview wake up events

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Message-ID: <20160921091635.tjnc2gvj75jixycv@sig21.net>
Date:   Wed, 21 Sep 2016 11:16:35 +0200
From:   Johannes Stezenbach <js@...21.net>
To:     Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:     linux-acpi@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Cherryview wake up events

On Wed, Sep 21, 2016 at 12:06:14PM +0300, Mika Westerberg wrote:
> On Tue, Sep 20, 2016 at 11:11:53PM +0200, Johannes Stezenbach wrote:
> > Or it is because the PNP0C40 device depends on GpioInt from PMIC
> > which isn't available...
> > 
> >             Method (_CRS, 0, NotSerialized)  // _CRS: Current Resource Settings
> >             {
> >                 Name (CBUF, ResourceTemplate ()
> >                 {
> >                     GpioInt (Edge, ActiveBoth, ExclusiveAndWake, PullUp, 0x0BB8,
> >                         "\\_SB.PCI0.I2C7.PMI2", 0x00, ResourceConsumer, ,
> >                         )
> >                         {   // Pin list
> >                             0x0016
> >                         }
> >                 })
> >                 Return (CBUF) /* \_SB_.TBAD._CRS.CBUF */
> >             }
> 
> Most likely this is the reason. I'll try to find if we have an existing
> driver for this PMIC somewhere. I guess this is the Dollar Cove which is
> successor of Crystal Cove IIRC which is already supported by the
> mainline kernel.

There is an ADBG ("TI_DCOVE") in PMI2._STA, so Dollar Cove
sounds like a good guess.


Thanks,
Johannes