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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
tree | b11842027dc6641da63f4bcc524f8678263304a3 /Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt | |
parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) |
Linux-libre 4.2-gnu
Diffstat (limited to 'Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt')
-rw-r--r-- | Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt b/Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt new file mode 100644 index 000000000..04e23e63e --- /dev/null +++ b/Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt @@ -0,0 +1,28 @@ +* NXP LPC1850 UART + +Required properties: +- compatible : "nxp,lpc1850-uart", "ns16550a". +- reg : offset and length of the register set for the device. +- interrupts : should contain uart interrupt. +- clocks : phandle to the input clocks. +- clock-names : required elements: "uartclk", "reg". + +Optional properties: +- dmas : Two or more DMA channel specifiers following the + convention outlined in bindings/dma/dma.txt +- dma-names : Names for the dma channels, if present. There must + be at least one channel named "tx" for transmit + and named "rx" for receive. + +Since it's also possible to also use the of_serial.c driver all +parameters from 8250.txt also apply but are optional. + +Example: +uart0: serial@40081000 { + compatible = "nxp,lpc1850-uart", "ns16550a"; + reg = <0x40081000 0x1000>; + reg-shift = <2>; + interrupts = <24>; + clocks = <&ccu2 CLK_APB0_UART0>, <&ccu1 CLK_CPU_UART0>; + clock-names = "uartclk", "reg"; +}; |