[PATCH v3 2/5] DT: misc serdev: w2sg0004: add bindings documentation (GPS module with serdev UART)
From: H. Nikolaus Schaller <hidden>
Date: 2017-11-15 15:20:13
Also in:
linux-devicetree, linux-omap, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
add bindings documentation for Wi2Wi W2SG00x4 GPS module Signed-off-by: H. Nikolaus Schaller <redacted> --- .../devicetree/bindings/misc/wi2wi,w2sg0004.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/wi2wi,w2sg0004.txt
diff --git a/Documentation/devicetree/bindings/misc/wi2wi,w2sg0004.txt b/Documentation/devicetree/bindings/misc/wi2wi,w2sg0004.txt
new file mode 100644
index 000000000000..ccec9361a1a4
--- /dev/null
+++ b/Documentation/devicetree/bindings/misc/wi2wi,w2sg0004.txt@@ -0,0 +1,24 @@ +Wi2Wi GPS module connected through UART + +Should be a subnode of the SoC UART it is connected to (serdev). + +Required properties: +- compatible: should be one of (depending on precise model) + "wi2wi,w2sg0004" + "wi2wi,w2sg0084" +- enable-gpio: the GPIO that controls the module's power toggle + input. A positive impulse of sufficent length toggles the + power state. + +Optional properties: +- lna-supply: an (optional) LNA regulator that is enabled together with the GPS receiver + +Example: + +&uart2 { + w2sg0004: gps { + compatible = "wi2wi,w2sg0004"; + lna-supply = <&vsim>; /* LNA regulator */ + enable-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>; /* GPIO_145: trigger for turning on/off w2sg0004 */ + }; +};
--
2.12.2