diff --git a/arch/arm/include/asm/arch-stm32f4/stm32_periph.h b/arch/arm/include/asm/arch-stm32f4/stm32_periph.h
deleted file mode 100644
index fa45a5c..0000000
--- a/arch/arm/include/asm/arch-stm32f4/stm32_periph.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
- * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef __ASM_ARM_ARCH_PERIPH_H
-#define __ASM_ARM_ARCH_PERIPH_H
-
-/*
- * Peripherals required for pinmux configuration. List will
- * grow with support for more devices getting added.
- * Numbering based on interrupt table.
- *
- */
-enum periph_id {
-	UART1_GPIOA_9_10 = 0,
-	UART2_GPIOD_5_6,
-};
-
-enum periph_clock {
-	USART1_CLOCK_CFG = 0,
-	USART2_CLOCK_CFG,
-	GPIO_A_CLOCK_CFG,
-	GPIO_B_CLOCK_CFG,
-	GPIO_C_CLOCK_CFG,
-	GPIO_D_CLOCK_CFG,
-	GPIO_E_CLOCK_CFG,
-	GPIO_F_CLOCK_CFG,
-	GPIO_G_CLOCK_CFG,
-	GPIO_H_CLOCK_CFG,
-	GPIO_I_CLOCK_CFG,
-	GPIO_J_CLOCK_CFG,
-	GPIO_K_CLOCK_CFG,
-};
-
-#endif /* __ASM_ARM_ARCH_PERIPH_H */
diff --git a/arch/arm/include/asm/arch-stm32f7/stm32_periph.h b/arch/arm/include/asm/arch-stm32f7/stm32_periph.h
deleted file mode 100644
index 38d4ade..0000000
--- a/arch/arm/include/asm/arch-stm32f7/stm32_periph.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
- * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef __ASM_ARM_ARCH_PERIPH_H
-#define __ASM_ARM_ARCH_PERIPH_H
-
-/*
- * Peripherals required for pinmux configuration. List will
- * grow with support for more devices getting added.
- * Numbering based on interrupt table.
- *
- */
-enum periph_id {
-	PERIPH_ID_USART1 = 37,
-
-	PERIPH_ID_QUADSPI = 92,
-};
-
-#endif /* __ASM_ARM_ARCH_PERIPH_H */
diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c
index ec39468..05b316f 100644
--- a/board/st/stm32f746-disco/stm32f746-disco.c
+++ b/board/st/stm32f746-disco/stm32f746-disco.c
@@ -13,7 +13,6 @@
 #include <asm/armv7m.h>
 #include <asm/arch/stm32.h>
 #include <asm/arch/gpio.h>
-#include <asm/arch/stm32_periph.h>
 #include <asm/arch/syscfg.h>
 #include <asm/gpio.h>