diff --git a/drivers/hwinfo/CMakeLists.txt b/drivers/hwinfo/CMakeLists.txt
index 548577d05bf6..760e4532478b 100644
--- a/drivers/hwinfo/CMakeLists.txt
+++ b/drivers/hwinfo/CMakeLists.txt
@@ -37,3 +37,9 @@ zephyr_library_sources_ifdef(CONFIG_HWINFO_SILABS_S2   hwinfo_silabs_series2.c)
 zephyr_library_sources_ifdef(CONFIG_HWINFO_SMARTBOND   hwinfo_smartbond.c)
 zephyr_library_sources_ifdef(CONFIG_HWINFO_STM32       hwinfo_stm32.c)
 # zephyr-keep-sorted-stop
+
+if (CONFIG_HWINFO_LITEX)
+  message(WARNING "
+    Warning: CONFIG_HWINFO_LITEX does not return a unique device id. It is shared
+    across all devices with the same bitstream.")
+endif()
diff --git a/drivers/hwinfo/Kconfig b/drivers/hwinfo/Kconfig
index 966f3d399b3a..1d46dd7aa699 100644
--- a/drivers/hwinfo/Kconfig
+++ b/drivers/hwinfo/Kconfig
@@ -191,7 +191,9 @@ config HWINFO_LITEX
 	depends on DT_HAS_LITEX_DNA0_ENABLED
 	select HWINFO_HAS_DRIVER
 	help
-	  Enable LiteX hwinfo driver
+	  Enable LiteX hwinfo driver. It does not return a unique device id. It is shared
+	  across all devices with the same bitstream. See litex/soc/cores/identifier.py in the
+	  LiteX repository for more information.
 
 config HWINFO_PSOC6
 	bool "Cypress PSOC 6 unique device ID"