just FYI, results from my latest tree scan -- references from Makefiles to CONFIG vars that don't seem to exist: ===== HAVE_GPIO_LIB ===== ./arch/mips/pmc-sierra/msp71xx/Makefile:obj-$(CONFIG_HAVE_GPIO_LIB) += gpio.o gpio_extended.o ===== MSPETH ===== ./arch/mips/pmc-sierra/msp71xx/Makefile:obj-$(CONFIG_MSPETH) += msp_eth.o ===== USB_MSP71XX ===== ./arch/mips/pmc-sierra/msp71xx/Makefile:obj-$(CONFIG_USB_MSP71XX) += msp_usb.o rday -- ======================================================================== Robert P. J. Day Waterloo, Ontario, CANADA Linux Consulting, Training and Annoying Kernel Pedantry. Web page: http://crashcourse.ca Linked In: http://www.linkedin.com/in/rpjday Twitter: http://twitter.com/rpjday ========================================================================