add ch343 driver

hc

2023-07-06 0d92c6001e626cf3cfa86b826ccc10a16115901e

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obj-y                += clk.o
obj-$(CONFIG_LOONGSON1_LS1B)    += clk-loongson1b.o
obj-$(CONFIG_LOONGSON1_LS1C)    += clk-loongson1c.o