gnss: u_blox_f9p: Introduce High-precision GNSS module

Basic support: initialization for sending/handling UBX messages and
run-time navigation configurability through GNSS API.

Signed-off-by: Luis Ubieda <[email protected]>

Author: ubieda

drivers/gnss/CMakeLists.txt

@@ -10,6 +10,8 @@ zephyr_library_sources_ifdef(CONFIG_GNSS_NMEA0183 gnss_nmea0183.c)
 zephyr_library_sources_ifdef(CONFIG_GNSS_NMEA0183_MATCH gnss_nmea0183_match.c)
 zephyr_library_sources_ifdef(CONFIG_GNSS_NMEA_GENERIC gnss_nmea_generic.c)
 zephyr_library_sources_ifdef(CONFIG_GNSS_QUECTEL_LCX6G gnss_quectel_lcx6g.c)
+zephyr_library_sources_ifdef(CONFIG_GNSS_U_BLOX_F9P gnss_u_blox_f9p.c
+						    gnss_ubx_common.c)
 zephyr_library_sources_ifdef(CONFIG_GNSS_U_BLOX_M8 gnss_u_blox_m8.c
 						   gnss_ubx_common.c)
 zephyr_library_sources_ifdef(CONFIG_GNSS_LUATOS_AIR530Z gnss_luatos_air530z.c)

drivers/gnss/Kconfig

@@ -82,6 +82,7 @@ source "subsys/logging/Kconfig.template.log_config"
 rsource "Kconfig.emul"
 rsource "Kconfig.generic"
 rsource "Kconfig.quectel_lcx6g"
+rsource "Kconfig.u_blox_f9p"
 rsource "Kconfig.u_blox_m8"
 rsource "Kconfig.luatos_air530z"
 

drivers/gnss/Kconfig.u_blox_f9p

@@ -0,0 +1,52 @@
+# Copyright (c) 2025 Croxel Inc.
+# Copyright (c) 2025 CogniPilot Foundation
+# SPDX-License-Identifier: Apache-2.0
+
+config GNSS_U_BLOX_F9P
+	bool "U-BLOX F9P High precision GNSS Module"
+	default y
+	depends on GNSS
+	depends on DT_HAS_U_BLOX_F9P_ENABLED
+	select MODEM_MODULES
+	select MODEM_BACKEND_UART
+	select MODEM_UBX
+	help
+	  Enable U-BLOX F9P High precision GNSS modem driver.
+
+if GNSS_U_BLOX_F9P
+
+choice GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN
+	prompt "High Dynamics mode setting"
+	default GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_AIRBORNE_2G
+	help
+	  Choose what the High Dynamics Navigation mode should be for your
+	  application use-case.
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_AIRBORNE_1G
+	bool "Consider High Dynamics mode as 1G Airborne"
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_AIRBORNE_2G
+	bool "Consider High Dynamics mode as 2G Airborne"
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_AIRBORNE_4G
+	bool "Consider High Dynamics mode as 4G Airborne"
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_AUTOMOTIVE
+	bool "Consider High Dynamics mode as Automotive mode"
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_SEA
+	bool "Consider High Dynamics mode as Sea mode"
+
+config GNSS_U_BLOX_F9P_NAV_MODE_HIGH_DYN_BIKE
+	bool "Consider High Dynamics mode as Bike mode"
+
+endchoice
+
+if GNSS_SATELLITES
+
+config GNSS_U_BLOX_F9P_SATELLITES_COUNT
+	int "Maximum satellite count"
+	default 24
+
+endif # GNSS_SATELLITES
+endif # GNSS_U_BLOX_F9P