出现这个错误是因为官方提供的交叉编译环境有点old了,解决办法是自己重新制作个交叉编译环境或更改/arch/arm/config.mk
具体更改内容如下
# Only test once
ifeq ($(CONFIG_$(SPL_)SYS_THUMB_BUILD),y)
#archprepare: checkthumb checkgcc6
archprepare: checkthumb
描述:RS-232 Interface IC 1uA Supply-Current, True +3V to +5.5V RS-232 Transceivers with AutoShutdown. PCN 980 Customer Special Manufacturer:Maxim(美信半导体) Product Category:RS-232 Interface IC Product Attribute:Attribute Value
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