1*4db4d35eSChris Packham* MTD SPI driver for Microchip 23K256 (and similar) serial SRAM 2*4db4d35eSChris Packham 3*4db4d35eSChris PackhamRequired properties: 4*4db4d35eSChris Packham- #address-cells, #size-cells : Must be present if the device has sub-nodes 5*4db4d35eSChris Packham representing partitions. 6*4db4d35eSChris Packham- compatible : Must be "microchip,mchp23k256" 7*4db4d35eSChris Packham- reg : Chip-Select number 8*4db4d35eSChris Packham- spi-max-frequency : Maximum frequency of the SPI bus the chip can operate at 9*4db4d35eSChris Packham 10*4db4d35eSChris PackhamExample: 11*4db4d35eSChris Packham 12*4db4d35eSChris Packham spi-sram@0 { 13*4db4d35eSChris Packham #address-cells = <1>; 14*4db4d35eSChris Packham #size-cells = <1>; 15*4db4d35eSChris Packham compatible = "microchip,mchp23k256"; 16*4db4d35eSChris Packham reg = <0>; 17*4db4d35eSChris Packham spi-max-frequency = <20000000>; 18*4db4d35eSChris Packham }; 19