drivers: video: ov7670: introduce driver for ov7670 camera

Introduce driver for ov7670 camera, supporting QCIF,QVGA,CIF, and VGA
resolution in YUV and RGB mode.

Support was verified on the FRDM-MCXN947, using the SmartDMA camera
engine, which is enabled in the following PR:
zephyrproject-rtos/zephyr#72827

(cherry picked from commit 3ce3ed3)

Original-Signed-off-by: Daniel DeGrasse <[email protected]>
GitOrigin-RevId: 3ce3ed3
Change-Id: I20f10c984e4a0c2a6c805fde3625c0b6310f4fe4
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/5607905
Tested-by: ChromeOS Prod (Robot) <[email protected]>
Reviewed-by: Fabio Baltieri <[email protected]>
Commit-Queue: Fabio Baltieri <[email protected]>

Author: danieldegrasse

drivers/video/CMakeLists.txt

@@ -12,3 +12,4 @@ 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)
 zephyr_library_sources_ifdef(CONFIG_VIDEO_OV5640	ov5640.c)
+zephyr_library_sources_ifdef(CONFIG_VIDEO_OV7670	ov7670.c)

drivers/video/Kconfig

@@ -47,4 +47,6 @@ source "drivers/video/Kconfig.stm32_dcmi"
 
 source "drivers/video/Kconfig.ov5640"
 
+source "drivers/video/Kconfig.ov7670"
+
 endif # VIDEO

drivers/video/Kconfig.ov7670

@@ -0,0 +1,10 @@
+# Copyright 2024 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+config VIDEO_OV7670
+	bool "OV7670 CMOS digital image sensor"
+	select I2C
+	depends on DT_HAS_OVTI_OV7670_ENABLED
+	default y
+	help
+	  Enable driver for OV7670 CMOS digital image sensor device.