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