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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Aug 2023 05:52:43.1371 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 95836797-2b7b-46a3-a4db-08db970a848e X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000E9D1.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB8291 X-Spam-Status: No, score=-0.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Add an optional AXI DMA property 'xlnx,axistream-connected'. This can be specified to indicate that DMA is connected to a streaming IP in the hardware design and dma driver needs to do some additional handling i.e pass metadata and perform streaming IP specific configuration. Signed-off-by: Radhey Shyam Pandey Acked-by: Rob Herring --- Changes for v5: - New patch in this series. Just a note that dmaengine series was earlier sent as separate series[1] and now it's merged with axiethernet series[2]. [1]: https://lore.kernel.org/all/20221124102745.2620370-1-sarath.babu.naidu.gaddam@amd.com [2]: https://lore.kernel.org/all/20230630053844.1366171-1-sarath.babu.naidu.gaddam@amd.com - Switch to amd.com email address. --- Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt index d1700a5c36bf..fea5b09a439d 100644 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt @@ -49,6 +49,10 @@ Optional properties for AXI DMA and MCDMA: register as configured in h/w. Takes values {8...26}. If the property is missing or invalid then the default value 23 is used. This is the maximum value that is supported by all IP versions. + +Optional properties for AXI DMA: +- xlnx,axistream-connected: Tells whether DMA is connected to AXI stream IP. + Optional properties for VDMA: - xlnx,flush-fsync: Tells which channel to Flush on Frame sync. It takes following values: