From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: [PATCH 0/2] Revert support for reserved memory regions defined in device tree Date: Fri, 11 Oct 2013 18:48:36 +1100 Message-ID: <1381477716.5630.74.camel@pasglop> References: <1381476448-14548-1-git-send-email-m.szyprowski@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1381476448-14548-1-git-send-email-m.szyprowski@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Marek Szyprowski Cc: Mark Rutland , devicetree@vger.kernel.org, Grant Likely , Laura Abbott , Pawel Moll , Arnd Bergmann , Stephen Warren , Tomasz Figa , Tomasz Figa , Michal Nazarewicz , linaro-mm-sig@lists.linaro.org, Marc , Kyungmin Park , Sylwester Nawrocki , Kumar Gala , Olof Johansson , Nishanth Peethambaran , Sascha Hauer , linux-arm-kernel@lists.infradead.org, Ian Campbell List-Id: devicetree@vger.kernel.org On Fri, 2013-10-11 at 09:27 +0200, Marek Szyprowski wrote: > Hi all! > > Benjamin Herrenschmidt pointed a few issues in the proposed design of > device tree bindings for contiguous memory allocator and reserved memory > regions: > https://lkml.org/lkml/2013/9/15/151 > http://www.spinics.net/lists/arm-kernel/msg273548.html Are you guys in Edinburgh ? I'll be there from Tuesday PM (so really Wed) to Friday (fly out on Sat). We should catch up, brainstorm and come up with something. Cheers, Ben. > Some time has passed, but there is still no consensus on the bindings > for the reserved memory and various drawback of this solution has been > shown, so in my opinion the best I can do now is to revert them > completely and start from scratch again later. > > This patch series reverts patches related to device tree bindings > proposed in the following thread: > http://thread.gmane.org/gmane.linux.ports.arm.kernel/263216 > and merged by commit 64c353864e3f7ccba0ade1bd6f562f9a3bc7e68d ("Merge > branch 'for-v3.12' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping"). > > Best regards > Marek Szyprowski > Samsung R&D Institute Poland > > Marek Szyprowski (2): > Revert "ARM: init: add support for reserved memory defined by device tree" > Revert "drivers: of: add initialization code for dma reserved memory" > > Documentation/devicetree/bindings/memory.txt | 168 ------------------------- > arch/arm/mm/init.c | 3 - > drivers/of/Kconfig | 6 - > drivers/of/Makefile | 1 - > drivers/of/of_reserved_mem.c | 173 -------------------------- > drivers/of/platform.c | 4 - > include/linux/of_reserved_mem.h | 14 --- > 7 files changed, 369 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/memory.txt > delete mode 100644 drivers/of/of_reserved_mem.c > delete mode 100644 include/linux/of_reserved_mem.h >