From 98ddec80fdf1c3e6c594fe633e6fb2a8a0d699dd Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Fri, 1 Jun 2018 10:22:53 +0200 Subject: dt-bindings: add generic gnss binding Describe generic properties for GNSS receivers. Reviewed-by: Rob Herring Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- Documentation/devicetree/bindings/gnss/gnss.txt | 36 +++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/gnss/gnss.txt (limited to 'Documentation/devicetree/bindings/gnss') diff --git a/Documentation/devicetree/bindings/gnss/gnss.txt b/Documentation/devicetree/bindings/gnss/gnss.txt new file mode 100644 index 000000000000..f1e4a2ff47c5 --- /dev/null +++ b/Documentation/devicetree/bindings/gnss/gnss.txt @@ -0,0 +1,36 @@ +GNSS Receiver DT binding + +This documents the binding structure and common properties for GNSS receiver +devices. + +A GNSS receiver node is a node named "gnss" and typically resides on a serial +bus (e.g. UART, I2C or SPI). + +Please refer to the following documents for generic properties: + + Documentation/devicetree/bindings/serial/slave-device.txt + Documentation/devicetree/bindings/spi/spi-bus.txt + +Required properties: + +- compatible : A string reflecting the vendor and specific device the node + represents + +Optional properties: +- enable-gpios : GPIO used to enable the device +- timepulse-gpios : Time pulse GPIO + +Example: + +serial@1234 { + compatible = "ns16550a"; + + gnss { + compatible = "u-blox,neo-8"; + + vcc-supply = <&gnss_reg>; + timepulse-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>; + + current-speed = <4800>; + }; +}; -- cgit v1.2.3