From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756143Ab3BUVxi (ORCPT ); Thu, 21 Feb 2013 16:53:38 -0500 Received: from li42-95.members.linode.com ([209.123.162.95]:46210 "EHLO li42-95.members.linode.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753896Ab3BUVxf convert rfc822-to-8bit (ORCPT ); Thu, 21 Feb 2013 16:53:35 -0500 Subject: Re: [PATCH 0/6] Introducing Device Tree Overlays Mime-Version: 1.0 (Apple Message framework v1085) Content-Type: text/plain; charset=us-ascii From: Pantelis Antoniou In-Reply-To: Date: Thu, 21 Feb 2013 13:53:04 -0800 Cc: linux-doc@vger.kernel.org, Koen Kooi , Russ Dill , Matt Porter , devicetree-discuss@lists.ozlabs.org, Rob Herring , linux-omap@vger.kernel.org, Matt Ranostay , linux-kernel@vger.kernel.org, Rob Clark , Joel A Fernandes Content-Transfer-Encoding: 8BIT Message-Id: <3A37C4DA-4D4D-4370-8305-15625B923E67@antoniou-consulting.com> References: <1357327870-13615-1-git-send-email-panto@antoniou-consulting.com> To: delicious quinoa X-Mailer: Apple Mail (2.1085) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Alan, On Feb 21, 2013, at 1:25 PM, delicious quinoa wrote: > I like where this is heading. I'm interested in a use case where IP > can be loaded into a FPGA, then add a blob to the device tree and load > some drivers. > > I see your github tree. If I wanted to cherry-pick your code and play > around with it, which branch should I use? not-capebus-21? > not-capebus-v21 is the latest one and indeed that has it in. Please note that I had some other FPGA people interested with it. Perhaps we can go through use cases to come up with your requirements > Thanks, > Alan Tull > Altera Corp > Regards -- Pantelis > On Fri, Jan 4, 2013 at 1:31 PM, Pantelis Antoniou > wrote: >> The following patchset introduces Device Tree overlays, a method >> of dynamically altering the kernel's live Device Tree. >> >> This patchset is against mainline as of Friday Jan 4 2013. >> (4956964 Merge tag 'driver-core-3.8-rc2' of \ >> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core) >> >> Note that a separate patch for the DTC compiler has been posted and >> is required to compile the DTS files according to the documentation. >> The patch is "dtc: Dynamic symbols & fixup support" >> >> An implementation patchset for a beaglebone cape loader will follow, >> but if you want to check out a working kernel for the beaglebone please >> pull from: >> >> git://github.com/pantoniou/linux-bbxm.git branch not-capebus-v8 >> >> Pantelis Antoniou (6): >> OF: Introduce device tree node flag helpers. >> OF: export of_property_notify >> OF: Export all DT proc update functions >> OF: Introduce utility helper functions >> OF: Introduce Device Tree resolve support. >> OF: Introduce DT overlay support. >> >> .../devicetree/dynamic-resolution-notes.txt | 25 + >> Documentation/devicetree/overlay-notes.txt | 179 +++++ >> drivers/of/Kconfig | 19 + >> drivers/of/Makefile | 4 +- >> drivers/of/base.c | 114 +-- >> drivers/of/overlay.c | 831 +++++++++++++++++++++ >> drivers/of/resolver.c | 394 ++++++++++ >> drivers/of/util.c | 253 +++++++ >> include/linux/of.h | 243 ++++++ >> 9 files changed, 2005 insertions(+), 57 deletions(-) >> create mode 100644 Documentation/devicetree/dynamic-resolution-notes.txt >> create mode 100644 Documentation/devicetree/overlay-notes.txt >> create mode 100644 drivers/of/overlay.c >> create mode 100644 drivers/of/resolver.c >> create mode 100644 drivers/of/util.c >> >> -- >> 1.7.12 >> >> _______________________________________________ >> devicetree-discuss mailing list >> devicetree-discuss@lists.ozlabs.org >> https://lists.ozlabs.org/listinfo/devicetree-discuss From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pantelis Antoniou Subject: Re: [PATCH 0/6] Introducing Device Tree Overlays Date: Thu, 21 Feb 2013 13:53:04 -0800 Message-ID: <3A37C4DA-4D4D-4370-8305-15625B923E67@antoniou-consulting.com> References: <1357327870-13615-1-git-send-email-panto@antoniou-consulting.com> Mime-Version: 1.0 (Apple Message framework v1085) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: "devicetree-discuss" To: delicious quinoa Cc: Matt Ranostay , Matt Porter , linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Koen Kooi , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Rob Clark , Russ Dill , Joel A Fernandes , linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org List-Id: devicetree@vger.kernel.org Hi Alan, On Feb 21, 2013, at 1:25 PM, delicious quinoa wrote: > I like where this is heading. I'm interested in a use case where IP > can be loaded into a FPGA, then add a blob to the device tree and load > some drivers. > > I see your github tree. If I wanted to cherry-pick your code and play > around with it, which branch should I use? not-capebus-21? > not-capebus-v21 is the latest one and indeed that has it in. Please note that I had some other FPGA people interested with it. Perhaps we can go through use cases to come up with your requirements > Thanks, > Alan Tull > Altera Corp > Regards -- Pantelis > On Fri, Jan 4, 2013 at 1:31 PM, Pantelis Antoniou > wrote: >> The following patchset introduces Device Tree overlays, a method >> of dynamically altering the kernel's live Device Tree. >> >> This patchset is against mainline as of Friday Jan 4 2013. >> (4956964 Merge tag 'driver-core-3.8-rc2' of \ >> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core) >> >> Note that a separate patch for the DTC compiler has been posted and >> is required to compile the DTS files according to the documentation. >> The patch is "dtc: Dynamic symbols & fixup support" >> >> An implementation patchset for a beaglebone cape loader will follow, >> but if you want to check out a working kernel for the beaglebone please >> pull from: >> >> git://github.com/pantoniou/linux-bbxm.git branch not-capebus-v8 >> >> Pantelis Antoniou (6): >> OF: Introduce device tree node flag helpers. >> OF: export of_property_notify >> OF: Export all DT proc update functions >> OF: Introduce utility helper functions >> OF: Introduce Device Tree resolve support. >> OF: Introduce DT overlay support. >> >> .../devicetree/dynamic-resolution-notes.txt | 25 + >> Documentation/devicetree/overlay-notes.txt | 179 +++++ >> drivers/of/Kconfig | 19 + >> drivers/of/Makefile | 4 +- >> drivers/of/base.c | 114 +-- >> drivers/of/overlay.c | 831 +++++++++++++++++++++ >> drivers/of/resolver.c | 394 ++++++++++ >> drivers/of/util.c | 253 +++++++ >> include/linux/of.h | 243 ++++++ >> 9 files changed, 2005 insertions(+), 57 deletions(-) >> create mode 100644 Documentation/devicetree/dynamic-resolution-notes.txt >> create mode 100644 Documentation/devicetree/overlay-notes.txt >> create mode 100644 drivers/of/overlay.c >> create mode 100644 drivers/of/resolver.c >> create mode 100644 drivers/of/util.c >> >> -- >> 1.7.12 >> >> _______________________________________________ >> devicetree-discuss mailing list >> devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org >> https://lists.ozlabs.org/listinfo/devicetree-discuss