[PATCH 2/2] doc: dt: add documentation for nxp,lpc1850-uart
From: Joachim Eastwood <hidden>
Date: 2015-05-15 18:29:15
Also in:
linux-devicetree, linux-serial
Subsystem:
open firmware and flattened device tree bindings, the rest, tty layer and serial drivers · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
Add device tree binding documentation for nxp,lpc1850-uart. Signed-off-by: Joachim Eastwood <redacted> --- .../devicetree/bindings/serial/nxp,lpc1850-uart.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt
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 000000000000..68d1f3292585
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/nxp,lpc1850-uart.txt@@ -0,0 +1,21 @@ +* 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". + +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 at 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"; +};
--
1.8.0