stm32: introduce dma v3 driver

boards/st/stm32mp257f_ev1/stm32mp257f_ev1_stm32mp257fxx_m33.yaml

@@ -11,6 +11,7 @@ supported:
   - shell
   - i2c
   - spi
+  - dma
 testing:
   ignore_tags:
     - cmsis_rtos_v2

drivers/dma/CMakeLists.txt

@@ -8,6 +8,7 @@ zephyr_library_sources_ifdef(CONFIG_DMA_SAM_XDMAC	dma_sam_xdmac.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_STM32U5	        dma_stm32u5.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_STM32_V1	dma_stm32.c dma_stm32_v1.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_STM32_V2	dma_stm32.c dma_stm32_v2.c)
+zephyr_library_sources_ifdef(CONFIG_DMA_STM32_V3	dma_stm32_v3.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_STM32_BDMA	dma_stm32_bdma.c)
 zephyr_library_sources_ifdef(CONFIG_DMAMUX_STM32	dmamux_stm32.c)
 zephyr_library_sources_ifdef(CONFIG_DMA_DW		dma_dw.c dma_dw_common.c)

drivers/dma/Kconfig.stm32

@@ -3,6 +3,7 @@
 # Copyright (c) 2016 Intel Corporation
 # Copyright (c) 2019 Song Qiang <[email protected]>
 # Copyright (c) 2023 Jeroen van Dooren, Nobleo Technology
+# Copyright (C) 2025 Savoir-faire Linux, Inc.
 # SPDX-License-Identifier: Apache-2.0
 
 config DMA_STM32
@@ -12,6 +13,7 @@ config DMA_STM32
 	depends on DT_HAS_ST_STM32_DMA_V1_ENABLED \
 		|| DT_HAS_ST_STM32_DMA_V2_ENABLED \
 		|| DT_HAS_ST_STM32_DMA_V2BIS_ENABLED \
+		|| DT_HAS_ST_STM32_DMA_V3_ENABLED \
 		|| DT_HAS_ST_STM32_BDMA_ENABLED
 	help
 	  Driver for STM32 DMA V1, V2, V2bis and BDMA types.
@@ -44,6 +46,16 @@ config DMA_STM32_V2
 	  With the versions V2 bis of DMA, the peripheral request (slot) is not
 	  a parameter of the dma-cell.
 
+config DMA_STM32_V3
+	bool "STM32 DMA V3 driver"
+	default y
+	depends on DT_HAS_ST_STM32_DMA_V3_ENABLED
+	help
+	  Driver for STM32 HPDMA (High Performance DMA) type.
+	  It is used in STM32MP2 series SoCs.
+	  It differs from the DMA driver due to advanced features
+	  it supports such as scatter-gather and burst transfers.
+
 config DMAMUX_STM32
 	bool
 	default y