video: kconfig: fix recursive dependency

video: kconfig: fix recursive dependency

error log:
drivers/video/fbdev/Kconfig:5:error: recursive dependency detected!
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/video/fbdev/Kconfig:5:	symbol FB is selected by DRM_KMS_FB_HELPER
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/gpu/drm/Kconfig:34:	symbol DRM_KMS_FB_HELPER is selected by DRM_ROCKCHIP
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/gpu/drm/rockchip/Kconfig:1:	symbol DRM_ROCKCHIP depends on IOMMU_DMA
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/iommu/Kconfig:52:	symbol IOMMU_DMA is selected by ARM_DMA_USE_IOMMU
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
arch/arm/Kconfig:105:	symbol ARM_DMA_USE_IOMMU is selected by VIDEO_OMAP3
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/media/platform/Kconfig:86:	symbol VIDEO_OMAP3 depends on VIDEO_V4L2
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/media/v4l2-core/Kconfig:6:	symbol VIDEO_V4L2 depends on I2C
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/i2c/Kconfig:7:	symbol I2C is selected by FB_DDC
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/video/fbdev/Kconfig:59:	symbol FB_DDC is selected by FB_CYBER2000_DDC
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/video/fbdev/Kconfig:374:	symbol FB_CYBER2000_DDC depends on FB_CYBER2000
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"
drivers/video/fbdev/Kconfig:362:	symbol FB_CYBER2000 depends on FB

Change-Id: Ia65757ad3a220a601a0d1ef0fa34d9381c405dfe
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>