1*c66ec88fSEmmanuel VadotSTMicroelectronics SSC (SPI) Controller 2*c66ec88fSEmmanuel Vadot--------------------------------------- 3*c66ec88fSEmmanuel Vadot 4*c66ec88fSEmmanuel VadotRequired properties: 5*c66ec88fSEmmanuel Vadot- compatible : "st,comms-ssc4-spi" 6*c66ec88fSEmmanuel Vadot- reg : Offset and length of the device's register set 7*c66ec88fSEmmanuel Vadot- interrupts : The interrupt specifier 8*c66ec88fSEmmanuel Vadot- clock-names : Must contain "ssc" 9*c66ec88fSEmmanuel Vadot- clocks : Must contain an entry for each name in clock-names 10*c66ec88fSEmmanuel Vadot See ../clk/* 11*c66ec88fSEmmanuel Vadot- pinctrl-names : Uses "default", can use "sleep" if provided 12*c66ec88fSEmmanuel Vadot See ../pinctrl/pinctrl-bindings.txt 13*c66ec88fSEmmanuel Vadot 14*c66ec88fSEmmanuel VadotOptional properties: 15*c66ec88fSEmmanuel Vadot- cs-gpios : List of GPIO chip selects 16*c66ec88fSEmmanuel Vadot See ../spi/spi-bus.txt 17*c66ec88fSEmmanuel Vadot 18*c66ec88fSEmmanuel VadotChild nodes represent devices on the SPI bus 19*c66ec88fSEmmanuel Vadot See ../spi/spi-bus.txt 20*c66ec88fSEmmanuel Vadot 21*c66ec88fSEmmanuel VadotExample: 22*c66ec88fSEmmanuel Vadot spi@9840000 { 23*c66ec88fSEmmanuel Vadot compatible = "st,comms-ssc4-spi"; 24*c66ec88fSEmmanuel Vadot reg = <0x9840000 0x110>; 25*c66ec88fSEmmanuel Vadot interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>; 26*c66ec88fSEmmanuel Vadot clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>; 27*c66ec88fSEmmanuel Vadot clock-names = "ssc"; 28*c66ec88fSEmmanuel Vadot pinctrl-0 = <&pinctrl_spi0_default>; 29*c66ec88fSEmmanuel Vadot pinctrl-names = "default"; 30*c66ec88fSEmmanuel Vadot cs-gpios = <&pio17 5 0>; 31*c66ec88fSEmmanuel Vadot #address-cells = <1>; 32*c66ec88fSEmmanuel Vadot #size-cells = <0>; 33*c66ec88fSEmmanuel Vadot 34*c66ec88fSEmmanuel Vadot st95hf@0{ 35*c66ec88fSEmmanuel Vadot compatible = "st,st95hf"; 36*c66ec88fSEmmanuel Vadot reg = <0>; 37*c66ec88fSEmmanuel Vadot spi-max-frequency = <1000000>; 38*c66ec88fSEmmanuel Vadot interrupts = <2 IRQ_TYPE_EDGE_FALLING>; 39*c66ec88fSEmmanuel Vadot }; 40*c66ec88fSEmmanuel Vadot }; 41