1*c66ec88fSEmmanuel VadotFlash device on Intel IXP4xx SoC 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotThis flash is regular CFI compatible (Intel or AMD extended) flash chips with 4*c66ec88fSEmmanuel Vadotspecific big-endian or mixed-endian memory access pattern. 5*c66ec88fSEmmanuel Vadot 6*c66ec88fSEmmanuel VadotRequired properties: 7*c66ec88fSEmmanuel Vadot- compatible : must be "intel,ixp4xx-flash", "cfi-flash"; 8*c66ec88fSEmmanuel Vadot- reg : memory address for the flash chip 9*c66ec88fSEmmanuel Vadot- bank-width : width in bytes of flash interface, should be <2> 10*c66ec88fSEmmanuel Vadot 11*c66ec88fSEmmanuel VadotFor the rest of the properties, see mtd-physmap.txt. 12*c66ec88fSEmmanuel Vadot 13*c66ec88fSEmmanuel VadotThe device tree may optionally contain sub-nodes describing partitions of the 14*c66ec88fSEmmanuel Vadotaddress space. See partition.txt for more detail. 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel VadotExample: 17*c66ec88fSEmmanuel Vadot 18*c66ec88fSEmmanuel Vadotflash@50000000 { 19*c66ec88fSEmmanuel Vadot compatible = "intel,ixp4xx-flash", "cfi-flash"; 20*c66ec88fSEmmanuel Vadot reg = <0x50000000 0x01000000>; 21*c66ec88fSEmmanuel Vadot bank-width = <2>; 22*c66ec88fSEmmanuel Vadot}; 23