xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun* MTD SPI driver for Microchip 23K256 (and similar) serial SRAM
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- #address-cells, #size-cells : Must be present if the device has sub-nodes
5*4882a593Smuzhiyun  representing partitions.
6*4882a593Smuzhiyun- compatible : Must be one of "microchip,mchp23k256" or "microchip,mchp23lcv1024"
7*4882a593Smuzhiyun- reg : Chip-Select number
8*4882a593Smuzhiyun- spi-max-frequency : Maximum frequency of the SPI bus the chip can operate at
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunExample:
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun	spi-sram@0 {
13*4882a593Smuzhiyun		#address-cells = <1>;
14*4882a593Smuzhiyun		#size-cells = <1>;
15*4882a593Smuzhiyun		compatible = "microchip,mchp23k256";
16*4882a593Smuzhiyun		reg = <0>;
17*4882a593Smuzhiyun		spi-max-frequency = <20000000>;
18*4882a593Smuzhiyun	};
19