drivers: video: introduction of the stm32 DCMIPP driver

The STM32 Digital Camera Memory Interface Pixel Processor (DCMIPP)
is a multi-pipeline camera interface allowing to capture
and process frames from parallel or CSI interfaces depending on its
version.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>

drivers/video/CMakeLists.txt

@@ -24,5 +24,6 @@ zephyr_library_sources_ifdef(CONFIG_VIDEO_EMUL_IMAGER	video_emul_imager.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_EMUL_RX	video_emul_rx.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_IMX335	imx335.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_ST_MIPID02	video_st_mipid02.c)
+zephyr_library_sources_ifdef(CONFIG_VIDEO_STM32_DCMIPP	video_stm32_dcmipp.c)
 
 zephyr_linker_sources(DATA_SECTIONS video.ld)

drivers/video/Kconfig

@@ -94,4 +94,6 @@ source "drivers/video/Kconfig.imx335"
 
 source "drivers/video/Kconfig.st_mipid02"
 
+source "drivers/video/Kconfig.stm32_dcmipp"
+
 endif # VIDEO

drivers/video/Kconfig.stm32_dcmipp

@@ -0,0 +1,36 @@
+# STM32 DCMIPP driver configuration options
+
+# Copyright (c) 2025 STMicroelectronics.
+# SPDX-License-Identifier: Apache-2.0
+
+config VIDEO_STM32_DCMIPP
+	bool "STM32 Digital Camera Memory Interface Pixel Processor (DCMIPP) driver"
+	default y
+	depends on DT_HAS_ST_STM32_DCMIPP_ENABLED
+	select USE_STM32_HAL_DCMIPP
+	select USE_STM32_HAL_RIF if SOC_SERIES_STM32N6X
+	help
+	  Enable driver for STM32 Digital Camera Memory Interface Pixel Processor
+	  (DCMIPP) peripheral
+
+if VIDEO_STM32_DCMIPP
+
+config VIDEO_STM32_DCMIPP_SENSOR_WIDTH
+	int "Width of the sensor frame"
+	default 2592
+	help
+	  Width of the sensor video frame.
+
+config VIDEO_STM32_DCMIPP_SENSOR_HEIGHT
+	int "Height of the sensor frame"
+	default 1944
+	help
+	  Height of the sensor video frame.
+
+config VIDEO_STM32_DCMIPP_SENSOR_PIXEL_FORMAT
+	string "Pixel format of the sensor frame"
+	default "RG12"
+	help
+	  Pixel format of the sensor video frame.
+
+endif

tests/drivers/build_all/video/testcase.yaml

@@ -31,3 +31,8 @@ tests:
   drivers.video.esp32_dvp.build:
     platform_allow:
       - esp32s3_eye/esp32s3/procpu
+  drivers.video.stm32_dcmipp.build:
+    platform_allow:
+      - stm32n6570_dk/stm32n657xx/sb
+    extra_args:
+      - platform:stm32n6570_dk/stm32n657xx/sb:SHIELD=st_b_cams_imx_mb1854