media: stm32-dcmipp: STM32 DCMIPP camera interface driver

This V4L2 subdev driver enables Digital Camera Memory Interface
Pixel Processor(DCMIPP) of STMicroelectronics STM32 SoC series.

Signed-off-by: Hugues Fruchet <[email protected]>
Signed-off-by: Alain Volmat <[email protected]>
Signed-off-by: Sakari Ailus <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
[hverkuil: remove empty line at end of source]

Author: hfruchet-st

drivers/media/platform/st/stm32/Kconfig

@@ -16,6 +16,22 @@ config VIDEO_STM32_DCMI
 	  To compile this driver as a module, choose M here: the module
 	  will be called stm32-dcmi.
 
+config VIDEO_STM32_DCMIPP
+	tristate "STM32 Digital Camera Memory Interface Pixel Processor (DCMIPP) support"
+	depends on V4L_PLATFORM_DRIVERS
+	depends on VIDEO_DEV
+	depends on ARCH_STM32 || COMPILE_TEST
+	select MEDIA_CONTROLLER
+	select VIDEOBUF2_DMA_CONTIG
+	select VIDEO_V4L2_SUBDEV_API
+	select V4L2_FWNODE
+	help
+	  This module makes the STM32 Digital Camera Memory Interface
+	  Pixel Processor (DCMIPP) available as a v4l2 device.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called stm32-dcmipp.
+
 # Mem2mem drivers
 config VIDEO_STM32_DMA2D
 	tristate "STM32 Chrom-Art Accelerator (DMA2D)"

drivers/media/platform/st/stm32/Makefile

@@ -1,4 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_VIDEO_STM32_DCMI) += stm32-dcmi.o
+obj-$(CONFIG_VIDEO_STM32_DCMIPP) += stm32-dcmipp/
 stm32-dma2d-objs := dma2d/dma2d.o dma2d/dma2d-hw.o
 obj-$(CONFIG_VIDEO_STM32_DMA2D) += stm32-dma2d.o

drivers/media/platform/st/stm32/stm32-dcmipp/Makefile

@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+stm32-dcmipp-y := dcmipp-core.o dcmipp-common.o dcmipp-parallel.o dcmipp-byteproc.o dcmipp-bytecap.o
+
+obj-$(CONFIG_VIDEO_STM32_DCMIPP) += stm32-dcmipp.o