1* Ingenic JZ4780 I2C Bus controller 2 3Required properties: 4- compatible: should be "ingenic,jz4780-i2c" 5- reg: Should contain the address & size of the I2C controller registers. 6- interrupts: Should specify the interrupt provided by parent. 7- clocks: Should contain a single clock specifier for the JZ4780 I2C clock. 8- clock-frequency: desired I2C bus clock frequency in Hz. 9 10Recommended properties: 11- pinctrl-names: should be "default"; 12- pinctrl-0: phandle to pinctrl function 13 14Example 15 16/ { 17 i2c4: i2c4@10054000 { 18 compatible = "ingenic,jz4780-i2c"; 19 reg = <0x10054000 0x1000>; 20 21 interrupt-parent = <&intc>; 22 interrupts = <56>; 23 24 clocks = <&cgu JZ4780_CLK_SMB4>; 25 clock-frequency = <100000>; 26 pinctrl-names = "default"; 27 pinctrl-0 = <&pins_i2c4_data>; 28 29 }; 30}; 31 32