diff --git a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF51/gpio_api.c b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF51/gpio_api.c
index 0aa2504b0e..8a6379b1e5 100644
--- a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF51/gpio_api.c
+++ b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF51/gpio_api.c
@@ -159,6 +159,18 @@ static void gpio_apply_config(uint8_t pin)
     }
 }
 
+uint32_t gpio_set(PinName pin)
+{
+    MBED_ASSERT(pin != (PinName)NC);
+    m_gpio_cfg[pin].used_as_gpio = true;
+    m_gpio_cfg[pin].direction = PIN_INPUT;
+    m_gpio_cfg[pin].pull = PullNone;
+    m_gpio_cfg[pin].used_as_irq = false;
+    m_gpio_cfg[pin].irq_fall = false;
+    m_gpio_cfg[pin].irq_rise = false;
+
+    return (uint32_t)(1UL << pin);
+}
 
 void gpio_mode(gpio_t *obj, PinMode mode)
 {
diff --git a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/gpio_api.c b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/gpio_api.c
index b53cc2ff3d..065f5d6667 100644
--- a/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/gpio_api.c
+++ b/targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/gpio_api.c
@@ -160,6 +160,18 @@ static void gpio_apply_config(uint8_t pin)
     }
 }
 
+uint32_t gpio_set(PinName pin)
+{
+    MBED_ASSERT(pin != (PinName)NC);
+    m_gpio_cfg[pin].used_as_gpio = true;
+    m_gpio_cfg[pin].direction = PIN_INPUT;
+    m_gpio_cfg[pin].pull = PullNone;
+    m_gpio_cfg[pin].used_as_irq = false;
+    m_gpio_cfg[pin].irq_fall = false;
+    m_gpio_cfg[pin].irq_rise = false;
+
+    return (uint32_t)(1UL << pin);
+}
 
 void gpio_mode(gpio_t *obj, PinMode mode)
 {