xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593SmuzhiyunXilinx Axi Uartlite controller Device Tree Bindings
2*4882a593Smuzhiyun---------------------------------------------------------
3*4882a593Smuzhiyun
4*4882a593SmuzhiyunRequired properties:
5*4882a593Smuzhiyun- compatible		: Can be either of
6*4882a593Smuzhiyun				"xlnx,xps-uartlite-1.00.a"
7*4882a593Smuzhiyun				"xlnx,opb-uartlite-1.00.b"
8*4882a593Smuzhiyun- reg			: Physical base address and size of the Axi Uartlite
9*4882a593Smuzhiyun			  registers map.
10*4882a593Smuzhiyun- interrupts		: Should contain the UART controller interrupt.
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunOptional properties:
13*4882a593Smuzhiyun- port-number		: Set Uart port number
14*4882a593Smuzhiyun- clock-names		: Should be "s_axi_aclk"
15*4882a593Smuzhiyun- clocks		: Input clock specifier. Refer to common clock bindings.
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunExample:
18*4882a593Smuzhiyunserial@800c0000 {
19*4882a593Smuzhiyun	compatible = "xlnx,xps-uartlite-1.00.a";
20*4882a593Smuzhiyun	reg = <0x0 0x800c0000 0x10000>;
21*4882a593Smuzhiyun	interrupts = <0x0 0x6e 0x1>;
22*4882a593Smuzhiyun	port-number = <0>;
23*4882a593Smuzhiyun};
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