From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pierre Yves MORDRET Subject: Re: [PATCH v4 0/4] Add STM32 MDMA driver Date: Thu, 21 Sep 2017 10:01:17 +0200 Message-ID: <07712135-3840-d1da-c087-ca95300f96da@st.com> References: <1503671466-32029-1-git-send-email-pierre-yves.mordret@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1503671466-32029-1-git-send-email-pierre-yves.mordret@st.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Vinod Koul , Rob Herring , Mark Rutland , Maxime Coquelin , Alexandre Torgue , Russell King , Dan Williams , M'boumba Cedric Madianga , Fabrice GASNIER , Herbert Xu , Fabien DESSENNE , Amelie Delaunay , dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org Hello, Gentle ping for driver review submitted on August 25th. Thanks Regards On 08/25/2017 04:31 PM, Pierre-Yves MORDRET wrote: > This patchset adds support for the STM32 MDMA controller. > The Master Direct memory access (MDMA) provides high-speed data transfer > between memory and memory or between peripherals and memory. > Contrary to STM32 DMA, the STM32 MDMA controller supports hardware LLI and > uses a larger integrated FIFO (128 vs 16 bytes) > --- > Version history: > v4: > * Add safe getter/setter macros > * forbid DMA preparation in cyclic mode yet > * Optimize burst and memory width for memcpy > * replace of_property_xx by device_property_xx > v3: > * Update header template > * Unsigned expression compared with zero > * Rework stm32_mdma_get_max_width > * moved to src/dst case where they are used in set_xfer > * Change of_property_* with device_property_* > * Add dev_warn whether default value is used > * Indentation > * Add MODULE_* > v2: > * change compatible into st,stm32h7-mdma to be more SoC specific > * Add MDMA support in DT for H7 > * Add MDMA support in STM32 defconfig > --- > Pierre-Yves MORDRET (4): > dt-bindings: Document the STM32 MDMA bindings > dmaengine: Add STM32 MDMA driver > ARM: dts: stm32: Add MDMA support for STM32H743 SoC > ARM: configs: stm32: Add MDMA support in STM32 defconfig > > .../devicetree/bindings/dma/stm32-mdma.txt | 94 ++ > arch/arm/boot/dts/stm32h743.dtsi | 10 + > arch/arm/configs/stm32_defconfig | 1 + > drivers/dma/Kconfig | 12 + > drivers/dma/Makefile | 1 + > drivers/dma/stm32-mdma.c | 1618 ++++++++++++++++++++ > 6 files changed, 1736 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/stm32-mdma.txt > create mode 100644 drivers/dma/stm32-mdma.c >