From mboxrd@z Thu Jan 1 00:00:00 1970 From: M'boumba Cedric Madianga Subject: [PATCH v2 0/4] Add support for STM32 DMA Date: Tue, 13 Oct 2015 16:00:44 +0200 Message-ID: <1444744848-720-1-git-send-email-cedric.madianga@gmail.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: mcoquelin.stm32@gmail.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, vinod.koul@intel.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org Cc: M'boumba Cedric Madianga List-Id: devicetree@vger.kernel.org This patchset adds support for the STM32 DMA controller. This controller provides 8 channels dedicated to managing memory access request from one or more peripherals. Each stream can have up to 8 requests in total. Changes since v1: - remove dmamux boolean as it is not needed - replace dma by DMA in Kconfig - add default return value in stm32_dma_get_width() - add defalut return value in stm32_dma_get_burst() - use lower case for constant hexadecimal values M'boumba Cedric Madianga (4): dt-bindings: Document the STM32 DMA bindings dmaengine: Add STM32 DMA driver ARM: dts: Add STM32 DMA support for STM32F429 MCU ARM: configs: Add STM32 DMA support in STM32 defconfig .../devicetree/bindings/dma/stm32-dma.txt | 98 ++ arch/arm/boot/dts/stm32f429.dtsi | 31 + arch/arm/configs/stm32_defconfig | 2 + drivers/dma/Kconfig | 12 + drivers/dma/Makefile | 1 + drivers/dma/stm32-dma.c | 1175 ++++++++++++++++++++ 6 files changed, 1319 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/stm32-dma.txt create mode 100644 drivers/dma/stm32-dma.c -- 1.9.1