add ch343 driver

hc

2023-07-06 0d92c6001e626cf3cfa86b826ccc10a16115901e

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v4l2-tpg-objs := v4l2-tpg-core.o v4l2-tpg-colors.o
 
obj-$(CONFIG_VIDEO_V4L2_TPG) += v4l2-tpg.o