diff --git a/boards/arm/96b_aerocore2/96b_aerocore2.dts b/boards/arm/96b_aerocore2/96b_aerocore2.dts
index f5ebeeb..5d96d25 100644
--- a/boards/arm/96b_aerocore2/96b_aerocore2.dts
+++ b/boards/arm/96b_aerocore2/96b_aerocore2.dts
@@ -152,6 +152,7 @@
 			     &tim4_ch2_pd13
 			     &tim4_ch3_pd14
 			     &tim4_ch4_pd15>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -164,6 +165,7 @@
 			     &tim5_ch2_pa1
 			     &tim5_ch3_pa2
 			     &tim5_ch4_pa3>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/96b_stm32_sensor_mez/96b_stm32_sensor_mez.dts b/boards/arm/96b_stm32_sensor_mez/96b_stm32_sensor_mez.dts
index 7bf8645..25b10ce 100644
--- a/boards/arm/96b_stm32_sensor_mez/96b_stm32_sensor_mez.dts
+++ b/boards/arm/96b_stm32_sensor_mez/96b_stm32_sensor_mez.dts
@@ -155,6 +155,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4 &tim3_ch3_pc8>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -164,6 +165,7 @@
 	pwm4: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim4_ch3_pd14 &tim4_ch4_pd15>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -173,6 +175,7 @@
 	pwm9: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim9_ch1_pe5 &tim9_ch2_pe6>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/b_l4s5i_iot01a/b_l4s5i_iot01a.dts b/boards/arm/b_l4s5i_iot01a/b_l4s5i_iot01a.dts
index 00267d6..cfd031c 100644
--- a/boards/arm/b_l4s5i_iot01a/b_l4s5i_iot01a.dts
+++ b/boards/arm/b_l4s5i_iot01a/b_l4s5i_iot01a.dts
@@ -206,6 +206,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa15>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/black_f407ve/black_f407ve.dts b/boards/arm/black_f407ve/black_f407ve.dts
index 94d156e..17daca3 100644
--- a/boards/arm/black_f407ve/black_f407ve.dts
+++ b/boards/arm/black_f407ve/black_f407ve.dts
@@ -98,6 +98,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/black_f407zg_pro/black_f407zg_pro.dts b/boards/arm/black_f407zg_pro/black_f407zg_pro.dts
index 5d67e12..791c557 100644
--- a/boards/arm/black_f407zg_pro/black_f407zg_pro.dts
+++ b/boards/arm/black_f407zg_pro/black_f407zg_pro.dts
@@ -98,6 +98,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/blackpill_f401ce/blackpill_f401ce.dts b/boards/arm/blackpill_f401ce/blackpill_f401ce.dts
index c830832..c0eafe3 100644
--- a/boards/arm/blackpill_f401ce/blackpill_f401ce.dts
+++ b/boards/arm/blackpill_f401ce/blackpill_f401ce.dts
@@ -81,6 +81,7 @@
 	pwm4: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim4_ch1_pb6 &tim4_ch2_pb7>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/blackpill_f411ce/blackpill_f411ce.dts b/boards/arm/blackpill_f411ce/blackpill_f411ce.dts
index afd0ab0..53425c1 100644
--- a/boards/arm/blackpill_f411ce/blackpill_f411ce.dts
+++ b/boards/arm/blackpill_f411ce/blackpill_f411ce.dts
@@ -82,6 +82,7 @@
 	pwm4: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim4_ch1_pb6 &tim4_ch2_pb7>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/disco_l475_iot1/disco_l475_iot1.dts b/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
index 48a95cc..a538188 100644
--- a/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
+++ b/boards/arm/disco_l475_iot1/disco_l475_iot1.dts
@@ -213,6 +213,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa15>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/legend/legend.dts b/boards/arm/legend/legend.dts
index bf52df7..205a830 100644
--- a/boards/arm/legend/legend.dts
+++ b/boards/arm/legend/legend.dts
@@ -179,6 +179,7 @@
 
 	pwm3: pwm {
 		pinctrl-0 = <&tim3_ch3_pb0>;
+		pinctrl-names = "default";
 		status = "disabled";
 	};
 };
diff --git a/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts b/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
index a1a21bd..60f2708 100644
--- a/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
+++ b/boards/arm/mikroe_mini_m4_for_stm32/mikroe_mini_m4_for_stm32.dts
@@ -86,6 +86,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f031k6/nucleo_f031k6.dts b/boards/arm/nucleo_f031k6/nucleo_f031k6.dts
index e838a21..df21cf3 100644
--- a/boards/arm/nucleo_f031k6/nucleo_f031k6.dts
+++ b/boards/arm/nucleo_f031k6/nucleo_f031k6.dts
@@ -69,6 +69,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch2_pb3>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f103rb/nucleo_f103rb.dts b/boards/arm/nucleo_f103rb/nucleo_f103rb.dts
index e87a817..9317d11 100644
--- a/boards/arm/nucleo_f103rb/nucleo_f103rb.dts
+++ b/boards/arm/nucleo_f103rb/nucleo_f103rb.dts
@@ -110,6 +110,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f207zg/nucleo_f207zg.dts b/boards/arm/nucleo_f207zg/nucleo_f207zg.dts
index fc2ab09..ee65773 100644
--- a/boards/arm/nucleo_f207zg/nucleo_f207zg.dts
+++ b/boards/arm/nucleo_f207zg/nucleo_f207zg.dts
@@ -177,5 +177,6 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pe9>;
+		pinctrl-names = "default";
 	};
 };
diff --git a/boards/arm/nucleo_f302r8/nucleo_f302r8.dts b/boards/arm/nucleo_f302r8/nucleo_f302r8.dts
index 3a2bdeb..2479e7f 100644
--- a/boards/arm/nucleo_f302r8/nucleo_f302r8.dts
+++ b/boards/arm/nucleo_f302r8/nucleo_f302r8.dts
@@ -102,6 +102,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f303k8/nucleo_f303k8.dts b/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
index f24323c..9fcc390 100644
--- a/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
+++ b/boards/arm/nucleo_f303k8/nucleo_f303k8.dts
@@ -65,6 +65,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch2_pb3>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f334r8/nucleo_f334r8.dts b/boards/arm/nucleo_f334r8/nucleo_f334r8.dts
index 8c3d67c..3f6a150 100644
--- a/boards/arm/nucleo_f334r8/nucleo_f334r8.dts
+++ b/boards/arm/nucleo_f334r8/nucleo_f334r8.dts
@@ -104,6 +104,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f401re/nucleo_f401re.dts b/boards/arm/nucleo_f401re/nucleo_f401re.dts
index 08f7e78..b21ceb7 100644
--- a/boards/arm/nucleo_f401re/nucleo_f401re.dts
+++ b/boards/arm/nucleo_f401re/nucleo_f401re.dts
@@ -149,6 +149,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa5>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f412zg/nucleo_f412zg.dts b/boards/arm/nucleo_f412zg/nucleo_f412zg.dts
index ab40ac6..2d24758 100644
--- a/boards/arm/nucleo_f412zg/nucleo_f412zg.dts
+++ b/boards/arm/nucleo_f412zg/nucleo_f412zg.dts
@@ -115,6 +115,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f413zh/nucleo_f413zh.dts b/boards/arm/nucleo_f413zh/nucleo_f413zh.dts
index 4d247bd..d944b6b 100644
--- a/boards/arm/nucleo_f413zh/nucleo_f413zh.dts
+++ b/boards/arm/nucleo_f413zh/nucleo_f413zh.dts
@@ -115,6 +115,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f429zi/nucleo_f429zi.dts b/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
index da1f444..7c8dbba 100644
--- a/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
+++ b/boards/arm/nucleo_f429zi/nucleo_f429zi.dts
@@ -129,6 +129,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch3_pe13>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f446ze/nucleo_f446ze.dts b/boards/arm/nucleo_f446ze/nucleo_f446ze.dts
index e9fdb55..9119fca 100644
--- a/boards/arm/nucleo_f446ze/nucleo_f446ze.dts
+++ b/boards/arm/nucleo_f446ze/nucleo_f446ze.dts
@@ -153,6 +153,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pe9>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f746zg/nucleo_f746zg.dts b/boards/arm/nucleo_f746zg/nucleo_f746zg.dts
index a166948..950335e 100644
--- a/boards/arm/nucleo_f746zg/nucleo_f746zg.dts
+++ b/boards/arm/nucleo_f746zg/nucleo_f746zg.dts
@@ -125,6 +125,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch3_pe13>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f756zg/nucleo_f756zg.dts b/boards/arm/nucleo_f756zg/nucleo_f756zg.dts
index df090c8..2099bb0 100644
--- a/boards/arm/nucleo_f756zg/nucleo_f756zg.dts
+++ b/boards/arm/nucleo_f756zg/nucleo_f756zg.dts
@@ -125,6 +125,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch3_pe13>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_f767zi/nucleo_f767zi.dts b/boards/arm/nucleo_f767zi/nucleo_f767zi.dts
index 22532c6..144ae26 100644
--- a/boards/arm/nucleo_f767zi/nucleo_f767zi.dts
+++ b/boards/arm/nucleo_f767zi/nucleo_f767zi.dts
@@ -128,6 +128,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch3_pe13>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_g071rb/nucleo_g071rb.dts b/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
index 540a695..c595612 100644
--- a/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
+++ b/boards/arm/nucleo_g071rb/nucleo_g071rb.dts
@@ -107,6 +107,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pa6>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_g0b1re/nucleo_g0b1re.dts b/boards/arm/nucleo_g0b1re/nucleo_g0b1re.dts
index e042793..0190cb0 100644
--- a/boards/arm/nucleo_g0b1re/nucleo_g0b1re.dts
+++ b/boards/arm/nucleo_g0b1re/nucleo_g0b1re.dts
@@ -114,6 +114,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -123,6 +124,7 @@
 	pwm15: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim15_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_g431rb/nucleo_g431rb.dts b/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
index ffc4471..4dd2b80 100644
--- a/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
+++ b/boards/arm/nucleo_g431rb/nucleo_g431rb.dts
@@ -122,6 +122,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa5>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_g474re/nucleo_g474re.dts b/boards/arm/nucleo_g474re/nucleo_g474re.dts
index cf9881b..cbbf1d4 100644
--- a/boards/arm/nucleo_g474re/nucleo_g474re.dts
+++ b/boards/arm/nucleo_g474re/nucleo_g474re.dts
@@ -123,6 +123,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch3_pb10>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -132,6 +133,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_h723zg/nucleo_h723zg.dts b/boards/arm/nucleo_h723zg/nucleo_h723zg.dts
index dfe7f83..c9d8f0f 100644
--- a/boards/arm/nucleo_h723zg/nucleo_h723zg.dts
+++ b/boards/arm/nucleo_h723zg/nucleo_h723zg.dts
@@ -125,6 +125,7 @@
 	pwm12: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim12_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_h743zi/nucleo_h743zi.dts b/boards/arm/nucleo_h743zi/nucleo_h743zi.dts
index 72d2ce5..787098b 100644
--- a/boards/arm/nucleo_h743zi/nucleo_h743zi.dts
+++ b/boards/arm/nucleo_h743zi/nucleo_h743zi.dts
@@ -116,6 +116,7 @@
 	pwm12: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim12_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_h745zi_q/nucleo_h745zi_q_m7.dts b/boards/arm/nucleo_h745zi_q/nucleo_h745zi_q_m7.dts
index 2c089fb..763afdc 100644
--- a/boards/arm/nucleo_h745zi_q/nucleo_h745zi_q_m7.dts
+++ b/boards/arm/nucleo_h745zi_q/nucleo_h745zi_q_m7.dts
@@ -91,6 +91,7 @@
 	pwm12: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim12_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_h753zi/nucleo_h753zi.dts b/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
index 6f12564..5386773 100644
--- a/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
+++ b/boards/arm/nucleo_h753zi/nucleo_h753zi.dts
@@ -116,6 +116,7 @@
 	pwm12: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim12_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l152re/nucleo_l152re.dts b/boards/arm/nucleo_l152re/nucleo_l152re.dts
index 249387f..fd80371 100644
--- a/boards/arm/nucleo_l152re/nucleo_l152re.dts
+++ b/boards/arm/nucleo_l152re/nucleo_l152re.dts
@@ -119,6 +119,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pa6>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l412rb_p/nucleo_l412rb_p.dts b/boards/arm/nucleo_l412rb_p/nucleo_l412rb_p.dts
index dfbee01..500b985 100644
--- a/boards/arm/nucleo_l412rb_p/nucleo_l412rb_p.dts
+++ b/boards/arm/nucleo_l412rb_p/nucleo_l412rb_p.dts
@@ -96,6 +96,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l432kc/nucleo_l432kc.dts b/boards/arm/nucleo_l432kc/nucleo_l432kc.dts
index 5ef50d8..a073c40 100644
--- a/boards/arm/nucleo_l432kc/nucleo_l432kc.dts
+++ b/boards/arm/nucleo_l432kc/nucleo_l432kc.dts
@@ -88,6 +88,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l433rc_p/nucleo_l433rc_p.dts b/boards/arm/nucleo_l433rc_p/nucleo_l433rc_p.dts
index 76ba97b..17f68dc 100644
--- a/boards/arm/nucleo_l433rc_p/nucleo_l433rc_p.dts
+++ b/boards/arm/nucleo_l433rc_p/nucleo_l433rc_p.dts
@@ -105,6 +105,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l452re/nucleo_l452re_common.dtsi b/boards/arm/nucleo_l452re/nucleo_l452re_common.dtsi
index 64b8011..204bff3 100644
--- a/boards/arm/nucleo_l452re/nucleo_l452re_common.dtsi
+++ b/boards/arm/nucleo_l452re/nucleo_l452re_common.dtsi
@@ -89,6 +89,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l476rg/nucleo_l476rg.dts b/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
index 181f163..ce3f5b9 100644
--- a/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
+++ b/boards/arm/nucleo_l476rg/nucleo_l476rg.dts
@@ -149,6 +149,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch3_pb10>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -159,6 +160,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l496zg/nucleo_l496zg.dts b/boards/arm/nucleo_l496zg/nucleo_l496zg.dts
index d0a218f..1c431cf 100644
--- a/boards/arm/nucleo_l496zg/nucleo_l496zg.dts
+++ b/boards/arm/nucleo_l496zg/nucleo_l496zg.dts
@@ -111,6 +111,7 @@
 		pinctrl-0 = <&tim1_ch1_pe9
 			     &tim1_ch2_pe11
 			     &tim1_ch3_pe13>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -120,6 +121,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -130,6 +132,7 @@
 	pwm15: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim15_ch1_pb14>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_l4r5zi/nucleo_l4r5zi.dts b/boards/arm/nucleo_l4r5zi/nucleo_l4r5zi.dts
index 32e5f1f..3d001e6 100644
--- a/boards/arm/nucleo_l4r5zi/nucleo_l4r5zi.dts
+++ b/boards/arm/nucleo_l4r5zi/nucleo_l4r5zi.dts
@@ -145,6 +145,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts b/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
index 42386ce..4341468 100644
--- a/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
+++ b/boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
@@ -144,6 +144,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
@@ -152,6 +153,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa15>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/olimex_stm32_h103/olimex_stm32_h103.dts b/boards/arm/olimex_stm32_h103/olimex_stm32_h103.dts
index d8a7fbe..866b3b5 100644
--- a/boards/arm/olimex_stm32_h103/olimex_stm32_h103.dts
+++ b/boards/arm/olimex_stm32_h103/olimex_stm32_h103.dts
@@ -114,6 +114,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/olimexino_stm32/olimexino_stm32.dts b/boards/arm/olimexino_stm32/olimexino_stm32.dts
index d2776af..748a91b 100644
--- a/boards/arm/olimexino_stm32/olimexino_stm32.dts
+++ b/boards/arm/olimexino_stm32/olimexino_stm32.dts
@@ -140,6 +140,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/steval_fcu001v1/steval_fcu001v1.dts b/boards/arm/steval_fcu001v1/steval_fcu001v1.dts
index 6dd9a5b..7ded694 100644
--- a/boards/arm/steval_fcu001v1/steval_fcu001v1.dts
+++ b/boards/arm/steval_fcu001v1/steval_fcu001v1.dts
@@ -80,6 +80,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32_min_dev/stm32_min_dev.dtsi b/boards/arm/stm32_min_dev/stm32_min_dev.dtsi
index 422e579..629e28f 100644
--- a/boards/arm/stm32_min_dev/stm32_min_dev.dtsi
+++ b/boards/arm/stm32_min_dev/stm32_min_dev.dtsi
@@ -107,6 +107,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32f103_mini/stm32f103_mini.dts b/boards/arm/stm32f103_mini/stm32f103_mini.dts
index bb54f99..779f62a 100644
--- a/boards/arm/stm32f103_mini/stm32f103_mini.dts
+++ b/boards/arm/stm32f103_mini/stm32f103_mini.dts
@@ -102,6 +102,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32f3_disco/stm32f3_disco.dts b/boards/arm/stm32f3_disco/stm32f3_disco.dts
index 8f6f6b9..5959c0c 100644
--- a/boards/arm/stm32f3_disco/stm32f3_disco.dts
+++ b/boards/arm/stm32f3_disco/stm32f3_disco.dts
@@ -196,6 +196,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pa8>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32f411e_disco/stm32f411e_disco.dts b/boards/arm/stm32f411e_disco/stm32f411e_disco.dts
index da55607..92978a0 100644
--- a/boards/arm/stm32f411e_disco/stm32f411e_disco.dts
+++ b/boards/arm/stm32f411e_disco/stm32f411e_disco.dts
@@ -108,6 +108,7 @@
 			     &tim4_ch2_pd13
 			     &tim4_ch3_pd14
 			     &tim4_ch4_pd15>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32f4_disco/stm32f4_disco.dts b/boards/arm/stm32f4_disco/stm32f4_disco.dts
index 0981a45..15a79e0 100644
--- a/boards/arm/stm32f4_disco/stm32f4_disco.dts
+++ b/boards/arm/stm32f4_disco/stm32f4_disco.dts
@@ -100,6 +100,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32f746g_disco/stm32f746g_disco.dts b/boards/arm/stm32f746g_disco/stm32f746g_disco.dts
index 04d87bc..55af877 100644
--- a/boards/arm/stm32f746g_disco/stm32f746g_disco.dts
+++ b/boards/arm/stm32f746g_disco/stm32f746g_disco.dts
@@ -122,6 +122,7 @@
 	pwm3: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim3_ch1_pb4>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32l496g_disco/stm32l496g_disco.dts b/boards/arm/stm32l496g_disco/stm32l496g_disco.dts
index fdb9fbc..19697e2 100644
--- a/boards/arm/stm32l496g_disco/stm32l496g_disco.dts
+++ b/boards/arm/stm32l496g_disco/stm32l496g_disco.dts
@@ -112,6 +112,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi b/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
index 0431bc5..940fab4 100644
--- a/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
+++ b/boards/arm/stm32l562e_dk/stm32l562e_dk_common.dtsi
@@ -131,6 +131,7 @@
 	pwm2: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim2_ch1_pa0>;
+		pinctrl-names = "default";
 	};
 };
 
diff --git a/boards/arm/stm32vl_disco/stm32vl_disco.dts b/boards/arm/stm32vl_disco/stm32vl_disco.dts
index 991ec30..b869e36 100644
--- a/boards/arm/stm32vl_disco/stm32vl_disco.dts
+++ b/boards/arm/stm32vl_disco/stm32vl_disco.dts
@@ -120,5 +120,6 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };
diff --git a/boards/arm/waveshare_open103z/waveshare_open103z.dts b/boards/arm/waveshare_open103z/waveshare_open103z.dts
index 80e80c1..42c32d0 100644
--- a/boards/arm/waveshare_open103z/waveshare_open103z.dts
+++ b/boards/arm/waveshare_open103z/waveshare_open103z.dts
@@ -172,6 +172,7 @@
 	pwm1: pwm {
 		status = "okay";
 		pinctrl-0 = <&tim1_ch1_pwm_pa8>;
+		pinctrl-names = "default";
 	};
 };