# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/gnss/brcm,bcm4751.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Broadcom BCM4751 family GNSS Receiver maintainers: - Johan Hovold - Linus Walleij description: Broadcom GPS chips can be used over the UART or I2C bus. The UART bus requires CTS/RTS support. The number of the capsule is more elaborate than the compatibles BCM4751 may be printed BCM4751IFBG for example. allOf: - $ref: gnss-common.yaml# properties: compatible: enum: - brcm,bcm4751 - brcm,bcm4752 - brcm,bcm4753 reg: description: The I2C Address, not required on UART buses. vdd-auxin-supply: description: Main voltage supply, pin name VDD_AUXIN, typically connected directly to a battery such as LiIon 3.8V battery or a 2.6V supply. vddio-supply: description: IO voltage supply, pin name VDDIO, typically 1.8V reset-gpios: maxItems: 1 description: An optional active low reset line, should be flagged with GPIO_ACTIVE_LOW. enable-gpios: description: Enable GPIO line, connected to pins named REGPU or NSTANDBY. If the line is active low such as NSTANDBY, it should be tagged GPIO_ACTIVE_LOW. required: - compatible - enable-gpios unevaluatedProperties: false examples: - | #include serial { gnss { compatible = "brcm,bcm4751"; vdd-auxin-supply = <&vbat>; reset-gpios = <&gpio0 15 GPIO_ACTIVE_LOW>; enable-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>; current-speed = <38400>; }; };