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/freebsd/sys/contrib/device-tree/Bindings/gnss/
H A Dgnss-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gnss/gnss-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Johan Hovold <johan@kernel.org>
21 lna-supply:
26 enable-gpios:
33 timepulse-gpios:
34 description: When a timepulse is provided to the GNSS device using a
41 - |
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H A Dgnss.txt12 Documentation/devicetree/bindings/spi/spi-bus.txt
16 - compatible : A string reflecting the vendor and specific device the node
20 - lna-supply : Separate supply for an LNA
21 - enable-gpios : GPIO used to enable the device
22 - timepulse-gpios : Time pulse GPIO
30 compatible = "u-blox,neo-8";
32 vcc-supply = <&gnss_reg>;
33 timepulse-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
35 current-speed = <4800>;
H A Dsirfstar.txt1 SiRFstar-based GNSS Receiver DT binding
3 SiRFstar chipsets are used in GNSS-receiver modules produced by several
11 - compatible : Must be one of
19 - vcc-supply : Main voltage regulator (pin name: 3V3_IN, VCC, VDD)
22 - reg : I2C slave address
25 - reg : SPI chip select address
29 - sirf,onoff-gpios : GPIO used to power on and off device (pin name: ON_OFF)
30 - sirf,wakeup-gpios : GPIO used to determine device power state
32 - timepulse-gpios : Time pulse GPIO (pin name: 1PPS, TM)
42 vcc-supply = <&gnss_reg>;
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H A Dmediatek.txt1 Mediatek-based GNSS Receiver DT binding
3 Mediatek chipsets are used in GNSS-receiver modules produced by several
11 - compatible : Must be
15 - vcc-supply : Main voltage regulator (pin name: VCC)
19 - current-speed : Default UART baud rate
20 - gnss-fix-gpios : GPIO used to determine device position fix state
22 - reset-gpios : GPIO used to reset the device (pin name: RESET, NRESET)
23 - timepulse-gpios : Time pulse GPIO (pin name: PPS1, 1PPS)
24 - vbackup-supply : Backup voltage regulator (pin name: VBAT, VBACKUP)
33 vcc-supply = <&vcc_3v3>;
H A Dmediatek.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Johan Hovold <johan@kernel.org>
13 Mediatek chipsets are used in GNSS-receiver modules produced by several
17 - $ref: gnss-common.yaml#
18 - $ref: /schemas/serial/serial-peripheral-props.yaml#
24 vcc-supply:
28 reset-gpios:
33 timepulse-gpios:
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H A Du-blox.txt1 u-blox GNSS Receiver DT binding
3 The u-blox GNSS receivers can use UART, DDC (I2C), SPI and USB interfaces.
10 - compatible : Must be one of
12 "u-blox,neo-6m"
13 "u-blox,neo-8"
14 "u-blox,neo-m8"
16 - vcc-supply : Main voltage regulator
19 - reg : DDC (I2C) slave address
22 - reg : SPI chip select address
25 - reg : Number of the USB hub port or the USB host-controller port
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