diff --git a/boards/arm/disco_l475_iot1/disco_l475_iot1.dts b/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
index 591a966ed9c..d7bd251d954 100644
--- a/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
+++ b/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
@@ -50,7 +50,7 @@
 	};
 };
 
-&clk_hsi{
+&clk_hsi {
 	status = "okay";
 };
 
diff --git a/boards/arm/mikroe_clicker_2/mikroe_clicker_2.dts b/boards/arm/mikroe_clicker_2/mikroe_clicker_2.dts
index 837adb0adb3..d33726cd086 100644
--- a/boards/arm/mikroe_clicker_2/mikroe_clicker_2.dts
+++ b/boards/arm/mikroe_clicker_2/mikroe_clicker_2.dts
@@ -20,7 +20,6 @@
 		zephyr,ccm = &ccm0;
 	};
 
-
 	leds {
 		compatible = "gpio-leds";
 		ld1: led_1 {
@@ -102,7 +101,6 @@
 	status = "okay";
 };
 
-
 &spi2 {
 	pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
 	cs-gpios = <&gpioe 11 GPIO_ACTIVE_LOW>;
@@ -130,7 +128,6 @@
 	pinctrl-0 = <&adc1_in2_pa2 &adc1_in3_pa3>;
 };
 
-
 mikrobus_1_i2c: &i2c3 {};
 
 mikrobus_1_spi: &spi3 {};
diff --git a/boards/arm/nucleo_f303k8/nucleo_f303k8.dts b/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
index e17c3113fd3..27ce90f713a 100644
--- a/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
+++ b/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
@@ -74,7 +74,6 @@
 	status = "okay";
 };
 
-
 &i2c1 {
 	pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
 	status = "okay";
diff --git a/boards/arm/nucleo_f401re/nucleo_f401re.dts b/boards/arm/nucleo_f401re/nucleo_f401re.dts
index 0cc4ea5e635..024097b9f6c 100644
--- a/boards/arm/nucleo_f401re/nucleo_f401re.dts
+++ b/boards/arm/nucleo_f401re/nucleo_f401re.dts
@@ -52,7 +52,7 @@
 	};
 };
 
-&clk_hse{
+&clk_hse {
 	hse-bypass;
 	clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
 	status = "okay";
diff --git a/boards/arm/nucleo_f411re/nucleo_f411re.dts b/boards/arm/nucleo_f411re/nucleo_f411re.dts
index 53551f66f63..fdc2f33e3a5 100644
--- a/boards/arm/nucleo_f411re/nucleo_f411re.dts
+++ b/boards/arm/nucleo_f411re/nucleo_f411re.dts
@@ -42,7 +42,7 @@
 	};
 };
 
-&clk_hse{
+&clk_hse {
 	hse-bypass;
 	clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
 	status = "okay";
diff --git a/boards/arm/nucleo_f429zi/nucleo_f429zi.dts b/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
index 162ba3a80aa..4401e57bd95 100644
--- a/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
+++ b/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
@@ -77,7 +77,6 @@
 	apb2-prescaler = <2>;
 };
 
-
 &adc1 {
 	pinctrl-0 = <&adc1_in0_pa0>;
 	status = "okay";
diff --git a/boards/arm/nucleo_g071rb/nucleo_g071rb.dts b/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
index cf71ae64917..96aabef22d9 100644
--- a/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
+++ b/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
@@ -43,7 +43,7 @@
 	};
 };
 
-&clk_hsi{
+&clk_hsi {
 	status = "okay";
 };
 
diff --git a/boards/arm/nucleo_g431rb/nucleo_g431rb.dts b/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
index fe6240c4ae1..89bd889672b 100644
--- a/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
+++ b/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
@@ -51,7 +51,7 @@
 	};
 };
 
-&clk_hse{
+&clk_hse {
 	clock-frequency = <DT_FREQ_M(24)>;
 	status = "okay";
 };
diff --git a/boards/arm/nucleo_h753zi/nucleo_h753zi.dts b/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
index 44efa9de02c..02a1422b3d2 100644
--- a/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
+++ b/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
@@ -58,7 +58,6 @@
 	};
 };
 
-
 &clk_hse {
 	hse-bypass;
 	clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
diff --git a/boards/arm/nucleo_l053r8/nucleo_l053r8.dts b/boards/arm/nucleo_l053r8/nucleo_l053r8.dts
index 414b305848b..9f6a3ec3b68 100644
--- a/boards/arm/nucleo_l053r8/nucleo_l053r8.dts
+++ b/boards/arm/nucleo_l053r8/nucleo_l053r8.dts
@@ -43,10 +43,10 @@
 	};
 };
 
-&clk_hse{
-	status = "okay";
-	clock-frequency = <DT_FREQ_M(8)>;
+&clk_hse {
 	hse-bypass;
+	clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
+	status = "okay";
 };
 
 &pll {
@@ -64,7 +64,6 @@
 	apb2-prescaler = <1>;
 };
 
-
 /* Due to limited available memory, don't enable gpiod and gpiof */
 /* (Test cases fail due to 'SRAM' region overflow) */
 &gpiod {status = "disabled";};
diff --git a/boards/arm/nucleo_l476rg/nucleo_l476rg.dts b/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
index b0b477c1196..304bddefa12 100644
--- a/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
+++ b/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
@@ -63,7 +63,7 @@
 	};
 };
 
-&clk_hsi{
+&clk_hsi {
 	status = "okay";
 };
 
@@ -135,7 +135,6 @@
 	status = "okay";
 };
 
-
 &timers2 {
 	status = "okay";
 
diff --git a/boards/arm/nucleo_l552ze_q/nucleo_l552ze_q-common.dtsi b/boards/arm/nucleo_l552ze_q/nucleo_l552ze_q-common.dtsi
index 4f248fe5c59..3df31125e02 100644
--- a/boards/arm/nucleo_l552ze_q/nucleo_l552ze_q-common.dtsi
+++ b/boards/arm/nucleo_l552ze_q/nucleo_l552ze_q-common.dtsi
@@ -9,7 +9,7 @@
 #include "arduino_r3_connector.dtsi"
 
 / {
-    leds {
+	leds {
 		compatible = "gpio-leds";
 		green_led_1: led_1 {
 			gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>;
@@ -34,7 +34,7 @@
 	};
 };
 
-&clk_msi{
+&clk_msi {
 	status = "okay";
 	msi-range = <6>;
 };
diff --git a/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts b/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
index 925224b0c41..623621105d7 100644
--- a/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
+++ b/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
@@ -83,12 +83,11 @@
 	};
 };
 
-
-&clk_hse{
+&clk_hse {
 	status = "okay";
 };
 
-&clk_lse{
+&clk_lse {
 	status = "okay";
 };
 
diff --git a/boards/arm/ronoth_lodev/ronoth_lodev.dts b/boards/arm/ronoth_lodev/ronoth_lodev.dts
index bf464d54739..5bdcca7f1e9 100644
--- a/boards/arm/ronoth_lodev/ronoth_lodev.dts
+++ b/boards/arm/ronoth_lodev/ronoth_lodev.dts
@@ -141,7 +141,6 @@
 	status = "okay";
 };
 
-
 &iwdg {
 	status = "okay";
 };
diff --git a/boards/arm/stm32f429i_disc1/stm32f429i_disc1.dts b/boards/arm/stm32f429i_disc1/stm32f429i_disc1.dts
index 9e8da1dcc95..f263aaf1ce2 100644
--- a/boards/arm/stm32f429i_disc1/stm32f429i_disc1.dts
+++ b/boards/arm/stm32f429i_disc1/stm32f429i_disc1.dts
@@ -102,8 +102,6 @@
 	clock-frequency = <I2C_BITRATE_FAST>;
 };
 
-
-
 &spi5 {
 	pinctrl-0 = <&spi5_nss_pf6 &spi5_sck_pf7
 		     &spi5_miso_pf8 &spi5_mosi_pf9>;
diff --git a/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi b/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
index 73c7f31dc18..4a81554fb19 100644
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
@@ -51,13 +51,13 @@
 	};
 };
 
-&clk_msi{
+&clk_msi {
 	status = "okay";
 	msi-range = <6>;
 	msi-pll-mode;
 };
 
-&clk_lse{
+&clk_lse {
 	status = "okay";
 };