1*c66ec88fSEmmanuel VadotDevice tree configuration for Renesas RIIC driver 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotRequired properties: 4*c66ec88fSEmmanuel Vadot- compatible : 5*c66ec88fSEmmanuel Vadot "renesas,riic-r7s72100" if the device is a part of a R7S72100 SoC. 6*c66ec88fSEmmanuel Vadot "renesas,riic-r7s9210" if the device is a part of a R7S9210 SoC. 7*c66ec88fSEmmanuel Vadot "renesas,riic-rz" for a generic RZ/A compatible device. 8*c66ec88fSEmmanuel Vadot- reg : address start and address range size of device 9*c66ec88fSEmmanuel Vadot- interrupts : 8 interrupts (TEI, RI, TI, SPI, STI, NAKI, ALI, TMOI) 10*c66ec88fSEmmanuel Vadot- clock-frequency : frequency of bus clock in Hz 11*c66ec88fSEmmanuel Vadot- #address-cells : should be <1> 12*c66ec88fSEmmanuel Vadot- #size-cells : should be <0> 13*c66ec88fSEmmanuel Vadot 14*c66ec88fSEmmanuel VadotPinctrl properties might be needed, too. See there. 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel VadotExample: 17*c66ec88fSEmmanuel Vadot 18*c66ec88fSEmmanuel Vadot i2c0: i2c@fcfee000 { 19*c66ec88fSEmmanuel Vadot compatible = "renesas,riic-r7s72100", "renesas,riic-rz"; 20*c66ec88fSEmmanuel Vadot reg = <0xfcfee000 0x44>; 21*c66ec88fSEmmanuel Vadot interrupts = <0 157 IRQ_TYPE_LEVEL_HIGH>, 22*c66ec88fSEmmanuel Vadot <0 158 IRQ_TYPE_EDGE_RISING>, 23*c66ec88fSEmmanuel Vadot <0 159 IRQ_TYPE_EDGE_RISING>, 24*c66ec88fSEmmanuel Vadot <0 160 IRQ_TYPE_LEVEL_HIGH>, 25*c66ec88fSEmmanuel Vadot <0 161 IRQ_TYPE_LEVEL_HIGH>, 26*c66ec88fSEmmanuel Vadot <0 162 IRQ_TYPE_LEVEL_HIGH>, 27*c66ec88fSEmmanuel Vadot <0 163 IRQ_TYPE_LEVEL_HIGH>, 28*c66ec88fSEmmanuel Vadot <0 164 IRQ_TYPE_LEVEL_HIGH>; 29*c66ec88fSEmmanuel Vadot clock-frequency = <100000>; 30*c66ec88fSEmmanuel Vadot #address-cells = <1>; 31*c66ec88fSEmmanuel Vadot #size-cells = <0>; 32*c66ec88fSEmmanuel Vadot }; 33