drivers: video: Add support for STM32 DCMI

Add Kconfig, DCMI driver, Yaml, and CMakeLists files

Signed-off-by: Charles Dias <[email protected]>

drivers/video/CMakeLists.txt

@@ -9,3 +9,4 @@ zephyr_library_sources_ifdef(CONFIG_VIDEO_SW_GENERATOR	video_sw_generator.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_MT9M114	mt9m114.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_OV7725	ov7725.c)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_OV2640	ov2640.c)
+zephyr_library_sources_ifdef(CONFIG_VIDEO_STM32_DCMI	video_stm32_dcmi.c)

drivers/video/Kconfig

@@ -41,4 +41,6 @@ source "drivers/video/Kconfig.ov7725"
 
 source "drivers/video/Kconfig.ov2640"
 
+source "drivers/video/Kconfig.stm32_dcmi"
+
 endif # VIDEO

drivers/video/Kconfig.stm32_dcmi

@@ -0,0 +1,18 @@
+# STM32 DCMI driver configuration options
+
+# Copyright (c) 2024 Charles Dias <[email protected]>
+# SPDX-License-Identifier: Apache-2.0
+
+DT_STM32_DCMI_HAS_DMA := $(dt_nodelabel_has_prop,dcmi,dmas)
+
+config VIDEO_STM32_DCMI
+	bool "STM32 Digital camera interface (DCMI) driver"
+	default y
+	depends on DT_HAS_ST_STM32_DCMI_ENABLED
+	select USE_STM32_HAL_DCMI
+	select USE_STM32_HAL_MDMA if SOC_SERIES_STM32H7X
+	select DMA if $(DT_STM32_DCMI_HAS_DMA)
+	select USE_STM32_HAL_DMA if $(DT_STM32_DCMI_HAS_DMA)
+	select USE_STM32_HAL_DMA_EX if $(DT_STM32_DCMI_HAS_DMA)
+	help
+	  Enable driver for STM32 Digital camera interface periheral.