diff --git a/ports/stm32/boards/ARDUINO_GIGA/mpconfigboard.h b/ports/stm32/boards/ARDUINO_GIGA/mpconfigboard.h
index a9b8cbfc7b521..ec9bbed5ea6e0 100644
--- a/ports/stm32/boards/ARDUINO_GIGA/mpconfigboard.h
+++ b/ports/stm32/boards/ARDUINO_GIGA/mpconfigboard.h
@@ -104,6 +104,12 @@ void GIGA_board_low_power(int mode);
 // SMPS configuration
 #define MICROPY_HW_PWR_SMPS_CONFIG      (PWR_LDO_SUPPLY)
 
+// Configure the analog switches for dual-pad pins.
+#define MICROPY_HW_ANALOG_SWITCH_PA0    (SYSCFG_SWITCH_PA0_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PA1    (SYSCFG_SWITCH_PA1_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PC2    (SYSCFG_SWITCH_PC2_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PC3    (SYSCFG_SWITCH_PC3_OPEN)
+
 // There is an external 32kHz oscillator
 #define RTC_ASYNCH_PREDIV           (0)
 #define RTC_SYNCH_PREDIV            (0x7fff)
diff --git a/ports/stm32/boards/ARDUINO_NICLA_VISION/board_init.c b/ports/stm32/boards/ARDUINO_NICLA_VISION/board_init.c
index ed8c60927571c..ec78b09de32b3 100644
--- a/ports/stm32/boards/ARDUINO_NICLA_VISION/board_init.c
+++ b/ports/stm32/boards/ARDUINO_NICLA_VISION/board_init.c
@@ -65,11 +65,6 @@ void NICLAV_board_early_init(void) {
     }
     #endif
 
-    // Make sure PC2 and PC3 and PC2_C and PC3_C pads are connected
-    // through the analog switch for ULPI NXT and DIR pins.
-    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PC2, SYSCFG_SWITCH_PC2_CLOSE);
-    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PC3, SYSCFG_SWITCH_PC3_CLOSE);
-
     #if MICROPY_HW_USB_HS_ULPI3320
     // Make sure UPLI is Not in low-power mode.
     ulpi_leave_low_power();
diff --git a/ports/stm32/boards/ARDUINO_NICLA_VISION/mpconfigboard.h b/ports/stm32/boards/ARDUINO_NICLA_VISION/mpconfigboard.h
index 7cb3d85d3ddf5..3cae9b25fa344 100644
--- a/ports/stm32/boards/ARDUINO_NICLA_VISION/mpconfigboard.h
+++ b/ports/stm32/boards/ARDUINO_NICLA_VISION/mpconfigboard.h
@@ -107,6 +107,13 @@ void NICLAV_board_osc_enable(int enable);
 // SMPS configuration
 #define MICROPY_HW_PWR_SMPS_CONFIG      (PWR_LDO_SUPPLY)
 
+// Configure the analog switches for dual-pad pins.
+#define MICROPY_HW_ANALOG_SWITCH_PA0    (SYSCFG_SWITCH_PA0_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PA1    (SYSCFG_SWITCH_PA1_OPEN)
+// PC2_C and PC3_C, which are connected to ULPI NXT and DIR pins.
+#define MICROPY_HW_ANALOG_SWITCH_PC2    (SYSCFG_SWITCH_PC2_CLOSE)
+#define MICROPY_HW_ANALOG_SWITCH_PC3    (SYSCFG_SWITCH_PC3_CLOSE)
+
 // There is an external 32kHz oscillator
 #define RTC_ASYNCH_PREDIV           (0)
 #define RTC_SYNCH_PREDIV            (0x7fff)
diff --git a/ports/stm32/boards/ARDUINO_PORTENTA_H7/mpconfigboard.h b/ports/stm32/boards/ARDUINO_PORTENTA_H7/mpconfigboard.h
index 349ca9e0010cb..133158c60add4 100644
--- a/ports/stm32/boards/ARDUINO_PORTENTA_H7/mpconfigboard.h
+++ b/ports/stm32/boards/ARDUINO_PORTENTA_H7/mpconfigboard.h
@@ -109,6 +109,12 @@ void PORTENTA_board_osc_enable(int enable);
 // SMPS configuration
 #define MICROPY_HW_PWR_SMPS_CONFIG      (PWR_SMPS_1V8_SUPPLIES_LDO)
 
+// Configure the analog switches for dual-pad pins.
+#define MICROPY_HW_ANALOG_SWITCH_PA0    (SYSCFG_SWITCH_PA0_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PA1    (SYSCFG_SWITCH_PA1_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PC2    (SYSCFG_SWITCH_PC2_OPEN)
+#define MICROPY_HW_ANALOG_SWITCH_PC3    (SYSCFG_SWITCH_PC3_OPEN)
+
 // There is an external 32kHz oscillator
 #define RTC_ASYNCH_PREDIV           (0)
 #define RTC_SYNCH_PREDIV            (0x7fff)
diff --git a/ports/stm32/system_stm32.c b/ports/stm32/system_stm32.c
index de1897b4a6008..2cff36c3a611c 100644
--- a/ports/stm32/system_stm32.c
+++ b/ports/stm32/system_stm32.c
@@ -587,6 +587,20 @@ MP_WEAK void SystemClock_Config(void) {
     // Enable the Debug Module in low-power modes.
     DBGMCU->CR |= (DBGMCU_CR_DBG_SLEEPD1 | DBGMCU_CR_DBG_STOPD1 | DBGMCU_CR_DBG_STANDBYD1);
     #endif
+
+    // Configure the analog switches
+    #ifdef MICROPY_HW_ANALOG_SWITCH_PA0
+    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PA0, MICROPY_HW_ANALOG_SWITCH_PA0);
+    #endif
+    #ifdef MICROPY_HW_ANALOG_SWITCH_PA1
+    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PA1, MICROPY_HW_ANALOG_SWITCH_PA1);
+    #endif
+    #ifdef MICROPY_HW_ANALOG_SWITCH_PC2
+    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PC2, MICROPY_HW_ANALOG_SWITCH_PC2);
+    #endif
+    #ifdef MICROPY_HW_ANALOG_SWITCH_PC3
+    HAL_SYSCFG_AnalogSwitchConfig(SYSCFG_SWITCH_PC3, MICROPY_HW_ANALOG_SWITCH_PC3);
+    #endif
 }
 
 #endif

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