diff --git a/include/dt-bindings/mfd/stm32f7-rcc.h b/include/dt-bindings/mfd/stm32f7-rcc.h
index c9087f5..ba5cb74 100644
--- a/include/dt-bindings/mfd/stm32f7-rcc.h
+++ b/include/dt-bindings/mfd/stm32f7-rcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * This header provides constants for the STM32F7 RCC IP
  */
diff --git a/include/dt-bindings/mfd/stm32h7-rcc.h b/include/dt-bindings/mfd/stm32h7-rcc.h
index b96b3c3..06e8476 100644
--- a/include/dt-bindings/mfd/stm32h7-rcc.h
+++ b/include/dt-bindings/mfd/stm32h7-rcc.h
@@ -12,6 +12,7 @@
 #define STM32H7_RCC_AHB3_FMC		12
 #define STM32H7_RCC_AHB3_QUADSPI	14
 #define STM32H7_RCC_AHB3_SDMMC1		16
+#define STM32H7_RCC_AHB3_CPU		31
 #define STM32H7_RCC_AHB3_CPU1		31
 
 #define STM32H7_AHB3_RESET(bit) (STM32H7_RCC_AHB3_##bit + (0x7C * 8))
@@ -56,7 +57,6 @@
 
 #define STM32H7_AHB4_RESET(bit) (STM32H7_RCC_AHB4_##bit + (0x88 * 8))
 
-
 /* APB3 */
 #define STM32H7_RCC_APB3_LTDC		3
 #define STM32H7_RCC_APB3_DSI		4