diff --git a/platforms/nuttx/src/px4/stm/stm32_common/board_hw_info/board_hw_rev_ver.c b/platforms/nuttx/src/px4/stm/stm32_common/board_hw_info/board_hw_rev_ver.c
index 54c8a836c9..6d484c0a82 100644
--- a/platforms/nuttx/src/px4/stm/stm32_common/board_hw_info/board_hw_rev_ver.c
+++ b/platforms/nuttx/src/px4/stm/stm32_common/board_hw_info/board_hw_rev_ver.c
@@ -51,7 +51,7 @@
 #include <lib/crc/crc.h>
 #include <lib/systemlib/px4_macros.h>
 
-#if defined(BOARD_HAS_HW_VERSIONING)
+#if defined(BOARD_HAS_HW_VERSIONING) || defined(BOARD_HAS_HW_SPLIT_VERSIONING)
 
 #  if defined(GPIO_HW_VER_REV_DRIVE)
 #    define GPIO_HW_REV_DRIVE GPIO_HW_VER_REV_DRIVE
@@ -67,7 +67,9 @@
 static int hw_version = 0;
 static int hw_revision = 0;
 static char hw_info[HW_INFO_SIZE] = {0};
-
+#if defined(BOARD_HAS_HW_SPLIT_VERSIONING)
+static char hw_base_info[HW_INFO_SIZE] = {0};
+#endif
 /****************************************************************************
  * Protected Functions
  ****************************************************************************/
@@ -366,6 +368,27 @@ __EXPORT const char *board_get_hw_type_name()
 	return (const char *) hw_info;
 }
 
+#if defined(BOARD_HAS_HW_SPLIT_VERSIONING)
+/************************************************************************************
+ * Name: board_get_hw_base_type_name
+ *
+ * Description:
+ *   Optional returns a 0 terminated string defining the base type.
+ *
+ * Input Parameters:
+ *   None
+ *
+ * Returned Value:
+ *   a 0 terminated string defining the HW type. This my be a 0 length string ""
+ *
+ ************************************************************************************/
+
+__EXPORT const char *board_get_hw_base_type_name()
+{
+	return (const char *) hw_base_info;
+}
+#endif
+
 /************************************************************************************
  * Name: board_get_hw_version
  *
@@ -467,7 +490,12 @@ int board_determine_hw_info()
 	}
 
 	if (rv == OK) {
+#if defined(BOARD_HAS_HW_SPLIT_VERSIONING)
+		snprintf(hw_info, sizeof(hw_info), HW_INFO_INIT_PREFIX HW_INFO_FMUM_SUFFIX, GET_HW_FMUM_ID());
+		snprintf(hw_base_info, sizeof(hw_info), HW_INFO_BASE_SUFFIX, GET_HW_BASE_ID());
+#else
 		snprintf(hw_info, sizeof(hw_info), HW_INFO_INIT_PREFIX HW_INFO_SUFFIX, hw_version, hw_revision);
+#endif
 	}
 
 	return rv;
diff --git a/platforms/nuttx/src/px4/stm/stm32_common/include/px4_arch/spi_hw_description.h b/platforms/nuttx/src/px4/stm/stm32_common/include/px4_arch/spi_hw_description.h
index 40cc40854b..3594d1d820 100644
--- a/platforms/nuttx/src/px4/stm/stm32_common/include/px4_arch/spi_hw_description.h
+++ b/platforms/nuttx/src/px4/stm/stm32_common/include/px4_arch/spi_hw_description.h
@@ -136,6 +136,21 @@ static inline constexpr SPI::bus_device_external_cfg_t initSPIConfigExternal(SPI
 struct px4_spi_bus_array_t {
 	px4_spi_bus_t item[SPI_BUS_MAX_BUS_ITEMS];
 };
+
+#if defined(BOARD_HAS_HW_SPLIT_VERSIONING)
+static inline constexpr px4_spi_bus_all_hw_t initSPIFmumID(hw_fmun_id_t hw_fmun_id,
+		const px4_spi_bus_array_t &bus_items)
+{
+	px4_spi_bus_all_hw_t ret{};
+
+	for (int i = 0; i < SPI_BUS_MAX_BUS_ITEMS; ++i) {
+		ret.buses[i] = bus_items.item[i];
+	}
+
+	ret.board_hw_fmun_id = hw_fmun_id;
+	return ret;
+}
+#else
 static inline constexpr px4_spi_bus_all_hw_t initSPIHWVersion(int hw_version_revision,
 		const px4_spi_bus_array_t &bus_items)
 {
@@ -148,6 +163,7 @@ static inline constexpr px4_spi_bus_all_hw_t initSPIHWVersion(int hw_version_rev
 	ret.board_hw_version_revision = hw_version_revision;
 	return ret;
 }
+#endif
 constexpr bool validateSPIConfig(const px4_spi_bus_t spi_buses_conf[SPI_BUS_MAX_BUS_ITEMS]);
 
 constexpr bool validateSPIConfig(const px4_spi_bus_all_hw_t spi_buses_conf[BOARD_NUM_SPI_CFG_HW_VERSIONS])