diff --git a/dts/arm/cc3200_launchxl.fixup b/dts/arm/cc3200_launchxl.fixup
index 6b50c357c39..76123bbeb26 100644
--- a/dts/arm/cc3200_launchxl.fixup
+++ b/dts/arm/cc3200_launchxl.fixup
@@ -1,4 +1,4 @@
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define EXCEPTION_UARTA0		TI_CC32XX_UART_4000C000_IRQ_0
 #define CONFIG_UART_CC32XX_IRQ_PRI	TI_CC32XX_UART_4000C000_IRQ_0_PRIORITY
diff --git a/dts/arm/cc32xx_launchxl.dtsi b/dts/arm/cc32xx_launchxl.dtsi
index 01f9ce15c78..950f3131c14 100644
--- a/dts/arm/cc32xx_launchxl.dtsi
+++ b/dts/arm/cc32xx_launchxl.dtsi
@@ -45,5 +45,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <3>;
+	arm,num-irq-priority-bits = <3>;
 };
diff --git a/dts/arm/frdm_k64f.fixup b/dts/arm/frdm_k64f.fixup
index 352faf0bad0..9be8d392beb 100644
--- a/dts/arm/frdm_k64f.fixup
+++ b/dts/arm/frdm_k64f.fixup
@@ -1,4 +1,4 @@
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_MCUX_0_BAUD_RATE	NXP_K64F_UART_4006A000_BAUD_RATE
 #define CONFIG_UART_MCUX_0_IRQ_PRI	NXP_K64F_UART_4006A000_IRQ_0_PRIORITY
diff --git a/dts/arm/frdm_kw41z.fixup b/dts/arm/frdm_kw41z.fixup
index b216889afa1..489ff817876 100644
--- a/dts/arm/frdm_kw41z.fixup
+++ b/dts/arm/frdm_kw41z.fixup
@@ -1,4 +1,4 @@
-#define CONFIG_NUM_IRQ_PRIO_BITS		ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS		ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_MCUX_LPUART_0_BAUD_RATE	NXP_KW41Z_LPUART_40054000_BAUD_RATE
 #define CONFIG_UART_MCUX_LPUART_0_IRQ_PRI	NXP_KW41Z_LPUART_40054000_IRQ_0_PRIORITY
diff --git a/dts/arm/hexiwear_k64.fixup b/dts/arm/hexiwear_k64.fixup
index 352faf0bad0..9be8d392beb 100644
--- a/dts/arm/hexiwear_k64.fixup
+++ b/dts/arm/hexiwear_k64.fixup
@@ -1,4 +1,4 @@
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_MCUX_0_BAUD_RATE	NXP_K64F_UART_4006A000_BAUD_RATE
 #define CONFIG_UART_MCUX_0_IRQ_PRI	NXP_K64F_UART_4006A000_IRQ_0_PRIORITY
diff --git a/dts/arm/nucleo_l476rg.fixup b/dts/arm/nucleo_l476rg.fixup
index 18908745fd9..f90c1577e57 100644
--- a/dts/arm/nucleo_l476rg.fixup
+++ b/dts/arm/nucleo_l476rg.fixup
@@ -4,7 +4,7 @@
  * generated data matches the driver definitions.
  */
 
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_STM32_PORT_1_BASE_ADDRESS	ST_STM32_USART_40013800_BASE_ADDRESS
 #define CONFIG_UART_STM32_PORT_1_BAUD_RATE	ST_STM32_USART_40013800_BAUD_RATE
diff --git a/dts/arm/nxp_k6x.dtsi b/dts/arm/nxp_k6x.dtsi
index cc2d9e1f2f9..8bf600da6cd 100644
--- a/dts/arm/nxp_k6x.dtsi
+++ b/dts/arm/nxp_k6x.dtsi
@@ -271,5 +271,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <4>;
+	arm,num-irq-priority-bits = <4>;
 };
diff --git a/dts/arm/nxp_kw41z.dtsi b/dts/arm/nxp_kw41z.dtsi
index 2dee8e81ad1..cc166feb5db 100644
--- a/dts/arm/nxp_kw41z.dtsi
+++ b/dts/arm/nxp_kw41z.dtsi
@@ -182,5 +182,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <2>;
+	arm,num-irq-priority-bits = <2>;
 };
diff --git a/dts/arm/olimexino_stm32.fixup b/dts/arm/olimexino_stm32.fixup
index e004aeb117a..d1e7728e725 100644
--- a/dts/arm/olimexino_stm32.fixup
+++ b/dts/arm/olimexino_stm32.fixup
@@ -5,7 +5,7 @@
  */
 
 
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_STM32_PORT_1_BASE_ADDRESS	ST_STM32_USART_40013800_BASE_ADDRESS
 #define CONFIG_UART_STM32_PORT_1_BAUD_RATE	ST_STM32_USART_40013800_BAUD_RATE
diff --git a/dts/arm/stm32f103xb.dtsi b/dts/arm/stm32f103xb.dtsi
index 92b89f35ff8..003d7719f4d 100644
--- a/dts/arm/stm32f103xb.dtsi
+++ b/dts/arm/stm32f103xb.dtsi
@@ -93,5 +93,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <4>;
+	arm,num-irq-priority-bits = <4>;
 };
diff --git a/dts/arm/stm32l476.dtsi b/dts/arm/stm32l476.dtsi
index 579dc0ff052..107ae4364ff 100644
--- a/dts/arm/stm32l476.dtsi
+++ b/dts/arm/stm32l476.dtsi
@@ -125,5 +125,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <4>;
+	arm,num-irq-priority-bits = <4>;
 };
diff --git a/dts/arm/v2m_beetle.dts b/dts/arm/v2m_beetle.dts
index e90f2ac8d58..08916163364 100644
--- a/dts/arm/v2m_beetle.dts
+++ b/dts/arm/v2m_beetle.dts
@@ -47,5 +47,5 @@
 };
 
 &nvic {
-	num-irq-prio-bits = <3>;
+	arm,num-irq-priority-bits = <3>;
 };
diff --git a/dts/arm/v2m_beetle.fixup b/dts/arm/v2m_beetle.fixup
index 1cf1b9e070b..1520ad9240c 100644
--- a/dts/arm/v2m_beetle.fixup
+++ b/dts/arm/v2m_beetle.fixup
@@ -1,4 +1,4 @@
-#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_NUM_IRQ_PRIO_BITS
+#define CONFIG_NUM_IRQ_PRIO_BITS	ARM_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CMSDK_APB_UART_0_IRQ			ARM_CMSDK_UART_40004000_IRQ_0
 #define CONFIG_UART_CMSDK_APB_PORT0_IRQ_PRI	ARM_CMSDK_UART_40004000_IRQ_0_PRIORITY
diff --git a/dts/arm/yaml/arm,nvic.yaml b/dts/arm/yaml/arm,nvic.yaml
index eaa68298609..4efbabefedc 100644
--- a/dts/arm/yaml/arm,nvic.yaml
+++ b/dts/arm/yaml/arm,nvic.yaml
@@ -18,7 +18,7 @@ properties:
       description: mmio register space
       generation: define
 
-  - num-irq-prio-bits:
+  - arm,num-irq-priority-bits:
       category: required
       type: int
       description: number of bits of IRQ priorities
diff --git a/dts/arm/yaml/arm,v6m-nvic.yaml b/dts/arm/yaml/arm,v6m-nvic.yaml
index b531b68af14..6ea13de79a8 100644
--- a/dts/arm/yaml/arm,v6m-nvic.yaml
+++ b/dts/arm/yaml/arm,v6m-nvic.yaml
@@ -18,7 +18,7 @@ properties:
       description: mmio register space
       generation: define
 
-  - num-irq-prio-bits:
+  - arm,num-irq-priority-bits:
       category: required
       type: int
       description: number of bits of IRQ priorities
diff --git a/dts/arm/yaml/arm,v7m-nvic.yaml b/dts/arm/yaml/arm,v7m-nvic.yaml
index 8f910fb92e7..0976b1b2dad 100644
--- a/dts/arm/yaml/arm,v7m-nvic.yaml
+++ b/dts/arm/yaml/arm,v7m-nvic.yaml
@@ -18,7 +18,7 @@ properties:
       description: mmio register space
       generation: define
 
-  - num-irq-prio-bits:
+  - arm,num-irq-priority-bits:
       category: required
       type: int
       description: number of bits of IRQ priorities