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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Oct 2021 16:40:53.8855 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 58e03183-668c-4ebf-9b9b-08d997d63652 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.36];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT066.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4175 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Add support for NVIDIA Tegra general purpose DMA driver for Tegra186 and Tegra194 platform. Changes in patch v10: * Moved config TEGRA186 above TEGRA2xx. * Removed headers which are not required * Moved ch_regs to dma_channel * Updated dma_slave_config function v9 - https://lkml.org/lkml/2021/10/5/569 Akhil R (4): dt-bindings: dmaengine: Add doc for tegra gpcdma dmaengine: tegra: Add tegra gpcdma driver arm64: defconfig: tegra: Enable GPCDMA arm64: tegra: Add GPCDMA node for tegra186 and tegra194 .../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 108 ++ arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 4 + arch/arm64/boot/dts/nvidia/tegra186.dtsi | 44 + arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 4 + arch/arm64/boot/dts/nvidia/tegra194.dtsi | 44 + arch/arm64/configs/defconfig | 1 + drivers/dma/Kconfig | 12 + drivers/dma/Makefile | 1 + drivers/dma/tegra186-gpc-dma.c | 1281 ++++++++++++++++++++ 9 files changed, 1499 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml create mode 100644 drivers/dma/tegra186-gpc-dma.c -- 2.7.4