add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/arch/sh/lib/Makefile
..
..
@@ -30,5 +30,3 @@
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 lib-$(CONFIG_MMU)		+= copy_page.o __clear_user.o
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 lib-$(CONFIG_MCOUNT)		+= mcount.o
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 lib-y				+= $(memcpy-y) $(memset-y) $(udivsi3-y)
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-
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-ccflags-y := -Werror