1* Two Wire Serial Interface (TWSI) / I2C 2 3- compatible: "cavium,octeon-3860-twsi" 4 5 Compatibility with all cn3XXX, cn5XXX and cn6XXX SOCs. 6 7 or 8 9 compatible: "cavium,octeon-7890-twsi" 10 11 Compatibility with cn78XX SOCs. 12 13- reg: The base address of the TWSI/I2C bus controller register bank. 14 15- #address-cells: Must be <1>. 16 17- #size-cells: Must be <0>. I2C addresses have no size component. 18 19- interrupts: A single interrupt specifier. 20 21- clock-frequency: The I2C bus clock rate in Hz. 22 23Example: 24 twsi0: i2c@1180000001000 { 25 #address-cells = <1>; 26 #size-cells = <0>; 27 compatible = "cavium,octeon-3860-twsi"; 28 reg = <0x11800 0x00001000 0x0 0x200>; 29 interrupts = <0 45>; 30 clock-frequency = <100000>; 31 32 rtc@68 { 33 compatible = "dallas,ds1337"; 34 reg = <0x68>; 35 }; 36 tmp@4c { 37 compatible = "ti,tmp421"; 38 reg = <0x4c>; 39 }; 40 }; 41