diff --git a/arch/arm/boot/dts/st/spear1310.dtsi b/arch/arm/boot/dts/st/spear1310.dtsi
index 2f746a9428a7..ba827d60bf07 100644
--- a/arch/arm/boot/dts/st/spear1310.dtsi
+++ b/arch/arm/boot/dts/st/spear1310.dtsi
@@ -11,7 +11,7 @@ / {
 	compatible = "st,spear1310";
 
 	ahb {
-		spics: spics@e0700000{
+		spics: spics@e0700000 {
 			compatible = "st,spear-spics-gpio";
 			reg = <0xe0700000 0x1000>;
 			st-spics,peripcfg-reg = <0x3b0>;
diff --git a/arch/arm/boot/dts/st/spear1340.dtsi b/arch/arm/boot/dts/st/spear1340.dtsi
index 818886e11713..d54e10629a7d 100644
--- a/arch/arm/boot/dts/st/spear1340.dtsi
+++ b/arch/arm/boot/dts/st/spear1340.dtsi
@@ -12,7 +12,7 @@ / {
 
 	ahb {
 
-		spics: spics@e0700000{
+		spics: spics@e0700000 {
 			compatible = "st,spear-spics-gpio";
 			reg = <0xe0700000 0x1000>;
 			st-spics,peripcfg-reg = <0x42c>;
diff --git a/arch/arm/boot/dts/st/stih407-family.dtsi b/arch/arm/boot/dts/st/stih407-family.dtsi
index 5ebb77947fd9..3f58383a7b59 100644
--- a/arch/arm/boot/dts/st/stih407-family.dtsi
+++ b/arch/arm/boot/dts/st/stih407-family.dtsi
@@ -645,7 +645,7 @@ lpc@8788000 {
 			st,lpc-mode = <ST_LPC_MODE_CLKSRC>;
 		};
 
-		spifsm: spifsm@9022000{
+		spifsm: spifsm@9022000 {
 			compatible = "st,spi-fsm";
 			reg = <0x9022000 0x1000>;
 			reg-names = "spi-fsm";
diff --git a/arch/arm/boot/dts/st/stih407-pinctrl.dtsi b/arch/arm/boot/dts/st/stih407-pinctrl.dtsi
index 2cf335714ca2..7815669fe813 100644
--- a/arch/arm/boot/dts/st/stih407-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stih407-pinctrl.dtsi
@@ -1090,7 +1090,7 @@ st,pins {
 			};
 
 			i2s_out {
-				pinctrl_i2s_8ch_out: i2s_8ch_out{
+				pinctrl_i2s_8ch_out: i2s_8ch_out {
 					st,pins {
 						mclk = <&pio33 5 ALT1 OUT>;
 						lrclk = <&pio33 7 ALT1 OUT>;
@@ -1102,7 +1102,7 @@ st,pins {
 					};
 				};
 
-				pinctrl_i2s_2ch_out: i2s_2ch_out{
+				pinctrl_i2s_2ch_out: i2s_2ch_out {
 					st,pins {
 						mclk = <&pio33 5 ALT1 OUT>;
 						lrclk = <&pio33 7 ALT1 OUT>;
@@ -1113,7 +1113,7 @@ st,pins {
 			};
 
 			i2s_in {
-				pinctrl_i2s_8ch_in: i2s_8ch_in{
+				pinctrl_i2s_8ch_in: i2s_8ch_in {
 					st,pins {
 						mclk = <&pio32 5 ALT1 IN>;
 						lrclk = <&pio32 7 ALT1 IN>;
@@ -1126,7 +1126,7 @@ st,pins {
 					};
 				};
 
-				pinctrl_i2s_2ch_in: i2s_2ch_in{
+				pinctrl_i2s_2ch_in: i2s_2ch_in {
 					st,pins {
 						mclk = <&pio32 5 ALT1 IN>;
 						lrclk = <&pio32 7 ALT1 IN>;
@@ -1137,7 +1137,7 @@ st,pins {
 			};
 
 			spdif_out {
-				pinctrl_spdif_out: spdif_out{
+				pinctrl_spdif_out: spdif_out {
 					st,pins {
 						spdif_out = <&pio34 7 ALT1 OUT>;
 					};
diff --git a/arch/arm/boot/dts/st/stm32f429-disco.dts b/arch/arm/boot/dts/st/stm32f429-disco.dts
index 3b81228d46a2..a3cb4aabdd5a 100644
--- a/arch/arm/boot/dts/st/stm32f429-disco.dts
+++ b/arch/arm/boot/dts/st/stm32f429-disco.dts
@@ -190,7 +190,7 @@ l3gd20: l3gd20@0 {
 		status = "okay";
 	};
 
-	display: display@1{
+	display: display@1 {
 		/* Connect panel-ilitek-9341 to ltdc */
 		compatible = "st,sf-tc240t-9370-t", "ilitek,ili9341";
 		reg = <1>;
diff --git a/arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi
index fcfd2ac7239b..781197ef42d6 100644
--- a/arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi
@@ -6,6 +6,6 @@
 
 #include "stm32f7-pinctrl.dtsi"
 
-&pinctrl{
+&pinctrl {
 	compatible = "st,stm32f746-pinctrl";
 };
diff --git a/arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi
index 31005dd9929c..c26abc04e2ce 100644
--- a/arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi
@@ -6,6 +6,6 @@
 
 #include "stm32f7-pinctrl.dtsi"
 
-&pinctrl{
+&pinctrl {
 	compatible = "st,stm32f769-pinctrl";
 };
diff --git a/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi
index aa1bc3e10a49..7f1d234e1024 100644
--- a/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi
@@ -94,7 +94,7 @@ pins1 {
 			drive-push-pull;
 			bias-disable;
 		};
-		pins2{
+		pins2 {
 			pinmux = <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
 			slew-rate = <3>;
 			drive-open-drain;
@@ -122,7 +122,7 @@ pins1 {
 			drive-push-pull;
 			bias-pull-up;
 		};
-		pins2{
+		pins2 {
 			pinmux = <STM32_PINMUX('B', 8, AF7)>; /* SDMMC1_CKIN */
 			bias-pull-up;
 		};
@@ -162,7 +162,7 @@ pins1 {
 			drive-push-pull;
 			bias-disable;
 		};
-		pins2{
+		pins2 {
 			pinmux = <STM32_PINMUX('D', 7, AF11)>; /* SDMMC1_CMD */
 			slew-rate = <3>;
 			drive-open-drain;
diff --git a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
index 06e969aa5fdb..05c9c4f8064c 100644
--- a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
@@ -1659,7 +1659,7 @@ pins1 {
 			drive-push-pull;
 			bias-pull-up;
 		};
-		pins2{
+		pins2 {
 			pinmux = <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
 			bias-pull-up;
 		};
@@ -1694,7 +1694,7 @@ pins1 {
 			drive-push-pull;
 			bias-pull-up;
 		};
-		pins2{
+		pins2 {
 			pinmux = <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
 			bias-pull-up;
 		};
diff --git a/arch/arm/boot/dts/st/stm32mp157a-icore-stm32mp1.dtsi b/arch/arm/boot/dts/st/stm32mp157a-icore-stm32mp1.dtsi
index 9de893101b40..569a7e940ecc 100644
--- a/arch/arm/boot/dts/st/stm32mp157a-icore-stm32mp1.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp157a-icore-stm32mp1.dtsi
@@ -165,12 +165,12 @@ &ipcc {
 	status = "okay";
 };
 
-&iwdg2{
+&iwdg2 {
 	timeout-sec = <32>;
 	status = "okay";
 };
 
-&m4_rproc{
+&m4_rproc {
 	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 			<&vdev0vring1>, <&vdev0buffer>;
 	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
@@ -184,7 +184,7 @@ &rng1 {
 	status = "okay";
 };
 
-&rtc{
+&rtc {
 	status = "okay";
 };
 
diff --git a/arch/arm/boot/dts/st/stm32mp157a-microgea-stm32mp1.dtsi b/arch/arm/boot/dts/st/stm32mp157a-microgea-stm32mp1.dtsi
index fb4600a59869..a75f50cf7123 100644
--- a/arch/arm/boot/dts/st/stm32mp157a-microgea-stm32mp1.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp157a-microgea-stm32mp1.dtsi
@@ -117,12 +117,12 @@ &ipcc {
 	status = "okay";
 };
 
-&iwdg2{
+&iwdg2 {
 	timeout-sec = <32>;
 	status = "okay";
 };
 
-&m4_rproc{
+&m4_rproc {
 	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
 			<&vdev0vring1>, <&vdev0buffer>;
 	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
@@ -136,7 +136,7 @@ &rng1 {
 	status = "okay";
 };
 
-&rtc{
+&rtc {
 	status = "okay";
 };
 
