Binding for MTK SPI controller (MT7621 MIPS) Required properties: - compatible: Should be one of the following: - "ralink,mt7621-spi": for mt7621/mt7628/mt7688 platforms - #address-cells: should be 1. - #size-cells: should be 0. - reg: Address and length of the register set for the device - resets: phandle to the reset controller asserting this device in reset See ../reset/reset.txt for details. Optional properties: - cs-gpios: see spi-bus.txt. Example: - SoC Specific Portion: spi0: spi@b00 { compatible = "ralink,mt7621-spi"; reg = <0xb00 0x100>; #address-cells = <1>; #size-cells = <0>; resets = <&rstctrl 18>; reset-names = "spi"; };