1* Energymicro efm32 i2c controller 2 3Required properties : 4 5 - reg : Offset and length of the register set for the device 6 - compatible : should be "energymicro,efm32-i2c" 7 - interrupts : the interrupt number 8 - clocks : reference to the module clock 9 10Recommended properties : 11 12 - clock-frequency : maximal I2C bus clock frequency in Hz. 13 - energymicro,location : Decides the location of the USART I/O pins. 14 Allowed range : [0 .. 6] 15 16Example: 17 i2c0: i2c@4000a000 { 18 #address-cells = <1>; 19 #size-cells = <0>; 20 compatible = "energymicro,efm32-i2c"; 21 reg = <0x4000a000 0x400>; 22 interrupts = <9>; 23 clocks = <&cmu clk_HFPERCLKI2C0>; 24 clock-frequency = <100000>; 25 energymicro,location = <3>; 26 27 eeprom@50 { 28 compatible = "microchip,24c02"; 29 reg = <0x50>; 30 pagesize = <16>; 31 }; 32 }; 33 34