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Diffstat (limited to 'kernel/Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt')
-rw-r--r-- | kernel/Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt b/kernel/Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt new file mode 100644 index 000000000..c5e032c85 --- /dev/null +++ b/kernel/Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt @@ -0,0 +1,34 @@ +* Qualcomm Atheros AR9330 High-Speed UART + +Required properties: + +- compatible: Must be "qca,ar9330-uart" + +- reg: Specifies the physical base address of the controller and + the length of the memory mapped region. + +- interrupt-parent: The phandle for the interrupt controller that + services interrupts for this device. + +- interrupts: Specifies the interrupt source of the parent interrupt + controller. The format of the interrupt specifier depends on the + parent interrupt controller. + +Additional requirements: + + Each UART port must have an alias correctly numbered in "aliases" + node. + +Example: + + aliases { + serial0 = &uart0; + }; + + uart0: uart@18020000 { + compatible = "qca,ar9330-uart"; + reg = <0x18020000 0x14>; + + interrupt-parent = <&intc>; + interrupts = <3>; + }; |