Node not found: drivers/i2c/busses/+ambig=include/asm-i386/portmux.h%7Cinclude/asm-alpha/portmux.h%7Cinclude/asm-arm/portmux.h%7Cinclude/asm-ia64/portmux.h%7Cinclude/asm-m68k/portmux.h%7Cinclude/asm-mips/portmux.h%7Cinclude/asm-mips64/ (v2.6.32)