From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Quadros Subject: Re: [PATCH v2 0/5] mtd: nand: Fix support for NAND DMA prefetch Date: Fri, 16 Oct 2015 11:11:14 +0300 Message-ID: <5620B122.4000208@ti.com> References: <1444930648-19313-1-git-send-email-fcooper@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1444930648-19313-1-git-send-email-fcooper@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Franklin S Cooper Jr , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-mtd@lists.infradead.org, nsekhar@ti.com, computersforpeace@gmail.com, dwmw2@infradead.org, tony@atomide.com List-Id: devicetree@vger.kernel.org On 15/10/15 20:37, Franklin S Cooper Jr wrote: > NAND DMA prefetch has been broken for awhile and seems to have only > worked for SDMA based devices > > This patchset fixes DMA prefetch to work on both EDMA and SDMA devices > > Test on: > am335x gp evm > am437x gp evm > am37x gp evm > > This patchset depends on Roger Quadros recent v4 GPMC/NAND patchset > https://github.com/rogerq/linux.git > branch: for-v4.4/gpmc-v4 > > Franklin S Cooper Jr (5): > mtd: nand: omap2: Support parsing dma channel information from DT > mtd: nand: omap2: Start dma request before enabling prefetch > mtd: nand: omap2: Fix high memory dma prefetch transfer > ARM: dts: am437x/am33xx/omap/dm816x: Add gpmc dma channel > ARM: OMAP2+: Update GPMC and NAND DT binding documentation > > .../bindings/memory-controllers/omap-gpmc.txt | 7 +++++- > .../devicetree/bindings/mtd/gpmc-nand.txt | 2 ++ > arch/arm/boot/dts/am33xx.dtsi | 2 ++ > arch/arm/boot/dts/am4372.dtsi | 2 ++ > arch/arm/boot/dts/dm816x.dtsi | 2 ++ > arch/arm/boot/dts/omap3.dtsi | 2 ++ > arch/arm/boot/dts/omap4.dtsi | 2 ++ > arch/arm/boot/dts/omap5.dtsi | 2 ++ > drivers/mtd/nand/omap2.c | 27 +++++++++------------- > 9 files changed, 31 insertions(+), 17 deletions(-) > For all patches, Acked-by: Roger Quadros -- cheers, -roger