diff --git a/boards/silabs/dev_kits/xg24_dk2601b/Kconfig.defconfig b/boards/silabs/dev_kits/xg24_dk2601b/Kconfig.defconfig
index 098b80000ac..b1997386732 100644
--- a/boards/silabs/dev_kits/xg24_dk2601b/Kconfig.defconfig
+++ b/boards/silabs/dev_kits/xg24_dk2601b/Kconfig.defconfig
@@ -9,10 +9,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x08000000
-
 if SOC_GECKO_USE_RAIL
 
 config FPU
diff --git a/boards/silabs/radio_boards/slwrb4104a/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4104a/Kconfig.defconfig
index 37a549f4fa7..35290c1e564 100644
--- a/boards/silabs/radio_boards/slwrb4104a/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4104a/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/slwrb4161a/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4161a/Kconfig.defconfig
index 0c706e35bcb..a9577b3eac5 100644
--- a/boards/silabs/radio_boards/slwrb4161a/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4161a/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/slwrb4170a/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4170a/Kconfig.defconfig
index b9054a3c46c..47f7d487a25 100644
--- a/boards/silabs/radio_boards/slwrb4170a/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4170a/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/slwrb4180a/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4180a/Kconfig.defconfig
index 5f917d659c6..1bce3f09eaf 100644
--- a/boards/silabs/radio_boards/slwrb4180a/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4180a/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/slwrb4250b/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4250b/Kconfig.defconfig
index 489fc5c7a69..3ac04f0f671 100644
--- a/boards/silabs/radio_boards/slwrb4250b/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4250b/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/slwrb4255a/Kconfig.defconfig b/boards/silabs/radio_boards/slwrb4255a/Kconfig.defconfig
index c0ac1bf3b3a..ffc370954f5 100644
--- a/boards/silabs/radio_boards/slwrb4255a/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/slwrb4255a/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x0
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/silabs/radio_boards/xg24_rb4187c/Kconfig.defconfig b/boards/silabs/radio_boards/xg24_rb4187c/Kconfig.defconfig
index 0d0d7b04ce2..30f86618bff 100644
--- a/boards/silabs/radio_boards/xg24_rb4187c/Kconfig.defconfig
+++ b/boards/silabs/radio_boards/xg24_rb4187c/Kconfig.defconfig
@@ -10,10 +10,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x08000000
-
 config LOG_BACKEND_SWO_FREQ_HZ
 	default 875000
 	depends on LOG_BACKEND_SWO
diff --git a/boards/sparkfun/thing_plus_matter_mgm240p/Kconfig.defconfig b/boards/sparkfun/thing_plus_matter_mgm240p/Kconfig.defconfig
index 9c21ba54457..1f5a3c940df 100644
--- a/boards/sparkfun/thing_plus_matter_mgm240p/Kconfig.defconfig
+++ b/boards/sparkfun/thing_plus_matter_mgm240p/Kconfig.defconfig
@@ -12,10 +12,6 @@ config CMU_HFXO_FREQ
 config CMU_LFXO_FREQ
 	default 32768
 
-config FLASH_BASE_ADDRESS
-	hex
-	default 0x08000000
-
 if SOC_GECKO_USE_RAIL
 
 config FPU
diff --git a/dts/arm/silabs/efr32mg24.dtsi b/dts/arm/silabs/efr32mg24.dtsi
index ac2873152b2..cffa3d7b1d3 100644
--- a/dts/arm/silabs/efr32mg24.dtsi
+++ b/dts/arm/silabs/efr32mg24.dtsi
@@ -268,7 +268,7 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
-			flash0: flash@0 {
+			flash0: flash@8000000 {
 				compatible = "soc-nv-flash";
 				write-block-size = <4>;
 				erase-block-size = <8192>;
diff --git a/dts/arm/silabs/efr32mg24b020f1536im40.dtsi b/dts/arm/silabs/efr32mg24b020f1536im40.dtsi
index 4ce3234d1b0..cd1b7767172 100644
--- a/dts/arm/silabs/efr32mg24b020f1536im40.dtsi
+++ b/dts/arm/silabs/efr32mg24b020f1536im40.dtsi
@@ -16,11 +16,9 @@
 		compatible = "silabs,efr32mg24b020f1536im40",
 					"silabs,efr32mg24", "silabs,efr32",
 					"simple-bus";
-
-		flash-controller@50030000 {
-			flash0: flash@0 {
-				reg = <0 DT_SIZE_K(1536)>;
-			};
-		 };
 	};
 };
+
+&flash0 {
+	reg = <0x08000000 DT_SIZE_K(1536)>;
+};
diff --git a/dts/arm/silabs/efr32mg24b220f1536im48.dtsi b/dts/arm/silabs/efr32mg24b220f1536im48.dtsi
index a7c2859b0a1..3035598eede 100644
--- a/dts/arm/silabs/efr32mg24b220f1536im48.dtsi
+++ b/dts/arm/silabs/efr32mg24b220f1536im48.dtsi
@@ -16,11 +16,9 @@
 		compatible = "silabs,efr32mg24b220f1536im48",
 					 "silabs,efr32mg24", "silabs,efr32",
 					 "simple-bus";
-
-		flash-controller@50030000 {
-			flash0: flash@0 {
-				reg = <0 DT_SIZE_K(1536)>;
-			};
-		};
 	};
 };
+
+&flash0 {
+	reg = <0x08000000 DT_SIZE_K(1536)>;
+};
diff --git a/dts/arm/silabs/efr32mg24b310f1536im48.dtsi b/dts/arm/silabs/efr32mg24b310f1536im48.dtsi
index c25171eafbe..f9154086b01 100644
--- a/dts/arm/silabs/efr32mg24b310f1536im48.dtsi
+++ b/dts/arm/silabs/efr32mg24b310f1536im48.dtsi
@@ -16,11 +16,9 @@
 		compatible = "silabs,efr32mg24b310f1536im48",
 					 "silabs,efr32mg24", "silabs,efr32",
 					 "simple-bus";
-
-		flash-controller@50030000 {
-			flash0: flash@0 {
-				reg = <0 DT_SIZE_K(1536)>;
-			};
-		};
 	};
 };
+
+&flash0 {
+	reg = <0x08000000 DT_SIZE_K(1536)>;
+};