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Diffstat (limited to 'Documentation/devicetree/bindings/serial/arc-uart.txt')
-rw-r--r-- | Documentation/devicetree/bindings/serial/arc-uart.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/arc-uart.txt b/Documentation/devicetree/bindings/serial/arc-uart.txt new file mode 100644 index 000000000000..5cae2eb686f8 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/arc-uart.txt @@ -0,0 +1,26 @@ +* Synopsys ARC UART : Non standard UART used in some of the ARC FPGA boards + +Required properties: +- compatible : "snps,arc-uart" +- reg : offset and length of the register set for the device. +- interrupts : device interrupt +- clock-frequency : the input clock frequency for the UART +- current-speed : baud rate for UART + +e.g. + +arcuart0: serial@c0fc1000 { + compatible = "snps,arc-uart"; + reg = <0xc0fc1000 0x100>; + interrupts = <5>; + clock-frequency = <80000000>; + current-speed = <115200>; + status = "okay"; +}; + +Note: Each port should have an alias correctly numbered in "aliases" node. + +e.g. +aliases { + serial0 = &arcuart0; +}; |