From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grant Likely Subject: Re: ACPI vs DT at runtime Date: Mon, 18 Nov 2013 21:38:05 +0000 Message-ID: <20131118213805.D4158C401C6@trevor.secretlab.ca> References: <3371903.8j54vrCjEN@wuerfel> <20131118150455.GD24408@sirena.org.uk> < 201311181610.33105.arnd@arndb.de> Return-path: In-Reply-To: <201311181610.33105.arnd-r2nGTMty4D4@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Arnd Bergmann , Mark Brown Cc: Stefano Stabellini , Olof Johansson , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: devicetree@vger.kernel.org On Mon, 18 Nov 2013 16:10:32 +0100, Arnd Bergmann wrote: > On Monday 18 November 2013, Mark Brown wrote: > > On Sun, Nov 17, 2013 at 07:10:51PM +0100, Arnd Bergmann wrote: > > > On Sunday 17 November 2013 17:18:03 Stefano Stabellini wrote: > > > > > > Simply using DT would help avoiding the awkward situation where a driver > > > > of a device only works with one of the two description formats and not > > > > the other. > > > > > Yes, but remember that Intel still have the problem on their embedded > > > systems, and will want to solve them. > > > > Has it been confirmed that Intel are going with ACPI for their embedded > > devices rather than SFI? That would be nice given how awful SFI is and > > I have heard that before but I'm not sure I've seen anything official. > > Possibly not all of Intel agrees to that, but I think that's what I've > heard from Darrent Hart and David Woodhouse. I doubt you can get an > "official" confirmation about it. I also don't know if there is a follow-up > for the Intel CE4100 that started using DT[1]. Darren is using it to enable Minnowboard, and there is active work on the GPIO, SPI and other subsystems to bring in ACPI support. g. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: grant.likely@secretlab.ca (Grant Likely) Date: Mon, 18 Nov 2013 21:38:05 +0000 Subject: ACPI vs DT at runtime In-Reply-To: <201311181610.33105.arnd@arndb.de> References: <3371903.8j54vrCjEN@wuerfel> <20131118150455.GD24408@sirena.org.uk> < 201311181610.33105.arnd@arndb.de> Message-ID: <20131118213805.D4158C401C6@trevor.secretlab.ca> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, 18 Nov 2013 16:10:32 +0100, Arnd Bergmann wrote: > On Monday 18 November 2013, Mark Brown wrote: > > On Sun, Nov 17, 2013 at 07:10:51PM +0100, Arnd Bergmann wrote: > > > On Sunday 17 November 2013 17:18:03 Stefano Stabellini wrote: > > > > > > Simply using DT would help avoiding the awkward situation where a driver > > > > of a device only works with one of the two description formats and not > > > > the other. > > > > > Yes, but remember that Intel still have the problem on their embedded > > > systems, and will want to solve them. > > > > Has it been confirmed that Intel are going with ACPI for their embedded > > devices rather than SFI? That would be nice given how awful SFI is and > > I have heard that before but I'm not sure I've seen anything official. > > Possibly not all of Intel agrees to that, but I think that's what I've > heard from Darrent Hart and David Woodhouse. I doubt you can get an > "official" confirmation about it. I also don't know if there is a follow-up > for the Intel CE4100 that started using DT[1]. Darren is using it to enable Minnowboard, and there is active work on the GPIO, SPI and other subsystems to bring in ACPI support. g.