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[karo-tx-linux.git] / Documentation / devicetree / bindings / serial / axis,etraxfs-uart.txt
1 ETRAX FS UART
2
3 Required properties:
4 - compatible : "axis,etraxfs-uart"
5 - reg: offset and length of the register set for the device.
6 - interrupts: device interrupt
7
8 Optional properties:
9 - {dtr,dsr,rng,dcd}-gpios: specify a GPIO for DTR/DSR/RI/DCD
10   line respectively.
11
12 Example:
13
14 serial@b00260000 {
15         compatible = "axis,etraxfs-uart";
16         reg = <0xb0026000 0x1000>;
17         interrupts = <68>;
18         status = "disabled";
19         dtr-gpios = <&sysgpio 0 GPIO_ACTIVE_LOW>;
20         dsr-gpios = <&sysgpio 1 GPIO_ACTIVE_LOW>;
21         rng-gpios = <&sysgpio 2 GPIO_ACTIVE_LOW>;
22         dcd-gpios = <&sysgpio 3 GPIO_ACTIVE_LOW>;
23 };