1config OF_DEVICE 2 def_bool y 3 depends on OF && (SPARC || PPC_OF) 4 5config OF_GPIO 6 def_bool y 7 depends on OF && PPC_OF && GPIOLIB 8 help 9 OpenFirmware GPIO accessors 10 11config OF_I2C 12 def_tristate I2C 13 depends on PPC_OF && I2C 14 help 15 OpenFirmware I2C accessors 16 17config OF_SPI 18 def_tristate SPI 19 depends on OF && PPC_OF && SPI 20 help 21 OpenFirmware SPI accessors 22 23config OF_MDIO 24 def_tristate PHYLIB 25 depends on OF && PHYLIB 26 help 27 OpenFirmware MDIO bus (Ethernet PHY) accessors 28