Based on kernel version 3.9. Page generated on 2013-05-02 23:01 EST.
1 * Freescale i.MX UART controller 2 3 Required properties: 4 - compatible : should be "fsl,imx21-uart" 5 - reg : Address and length of the register set for the device 6 - interrupts : Should contain UART interrupt number 7 8 Optional properties: 9 - fsl,uart-has-rtscts: indicate that RTS/CTS signals are used 10 11 Note: Each uart controller should have an alias correctly numbered 12 in "aliases" node. 13 14 Example: 15 16 - From imx51.dtsi: 17 aliases { 18 serial0 = &uart1; 19 serial1 = &uart2; 20 serial2 = &uart3; 21 }; 22 23 uart1: serial@73fbc000 { 24 compatible = "fsl,imx51-uart", "fsl,imx21-uart"; 25 reg = <0x73fbc000 0x4000>; 26 interrupts = <31>; 27 status = "disabled"; 28 } 29 30 - From imx51-babbage.dts: 31 uart1: serial@73fbc000 { 32 fsl,uart-has-rtscts; 33 status = "okay"; 34 };