brcm,bcm4751.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/gnss/brcm,bcm4751.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Broadcom BCM4751 family GNSS Receiver Device Tree Bindings
    8 
    9 maintainers:
   10   - Johan Hovold <johan@kernel.org>
   11   - Linus Walleij <linus.walleij@linaro.org>
   12 
   13 description:
   14   Broadcom GPS chips can be used over the UART or I2C bus. The UART
   15   bus requires CTS/RTS support. The number of the capsule is more
   16   elaborate than the compatibles BCM4751 may be printed
   17   BCM4751IFBG for example.
   18 
   19 allOf:
   20   - $ref: gnss-common.yaml#
   21 
   22 properties:
   23   compatible:
   24     enum:
   25       - brcm,bcm4751
   26       - brcm,bcm4752
   27       - brcm,bcm4753
   28 
   29   reg:
   30     description:
   31       The I2C Address, not required on UART buses.
   32 
   33   vdd-auxin-supply:
   34     description:
   35       Main voltage supply, pin name VDD_AUXIN, typically connected
   36       directly to a battery such as LiIon 3.8V battery or a 2.6V supply.
   37 
   38   vddio-supply:
   39     description:
   40       IO voltage supply, pin name VDDIO, typically 1.8V
   41 
   42   reset-gpios:
   43     maxItems: 1
   44     description: An optional active low reset line, should be flagged with
   45       GPIO_ACTIVE_LOW.
   46 
   47   enable-gpios:
   48     description: Enable GPIO line, connected to pins named REGPU or NSTANDBY.
   49       If the line is active low such as NSTANDBY, it should be tagged
   50       GPIO_ACTIVE_LOW.
   51 
   52 required:
   53   - compatible
   54   - enable-gpios
   55 
   56 unevaluatedProperties: false
   57 
   58 examples:
   59   - |
   60     #include <dt-bindings/gpio/gpio.h>
   61     serial {
   62         gnss {
   63             compatible = "brcm,bcm4751";
   64             vdd-auxin-supply = <&vbat>;
   65             reset-gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
   66             enable-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
   67             current-speed = <38400>;
   68         };
   69     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/gnss/brcm,bcm4751.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/gnss/brcm,bcm4751.yaml