add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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cflags-$(CONFIG_CPU_LOONGSON1)        += -march=mips32 -Wa,--trap
platform-$(CONFIG_MACH_LOONGSON32)    += loongson32/
cflags-$(CONFIG_MACH_LOONGSON32)    += -I$(srctree)/arch/mips/include/asm/mach-loongson32
load-$(CONFIG_CPU_LOONGSON1)        += 0xffffffff80100000