diff --git a/drivers/adc/adc_nrfx_adc.c b/drivers/adc/adc_nrfx_adc.c
index 9731c0f88ff..794405478b2 100644
--- a/drivers/adc/adc_nrfx_adc.c
+++ b/drivers/adc/adc_nrfx_adc.c
@@ -7,6 +7,7 @@
 #define ADC_CONTEXT_USES_KERNEL_TIMER
 #include "adc_context.h"
 #include <nrfx_adc.h>
+#include <zephyr/dt-bindings/adc/nrf-adc.h>
 
 #define LOG_LEVEL CONFIG_ADC_LOG_LEVEL
 #include <zephyr/logging/log.h>
@@ -14,6 +15,17 @@ LOG_MODULE_REGISTER(adc_nrfx_adc);
 
 #define DT_DRV_COMPAT nordic_nrf_adc
 
+/* Ensure that definitions in nrf-adc.h match MDK. */
+BUILD_ASSERT((NRF_ADC_AIN0 == NRF_ADC_CONFIG_INPUT_0) &&
+	     (NRF_ADC_AIN1 == NRF_ADC_CONFIG_INPUT_1) &&
+	     (NRF_ADC_AIN2 == NRF_ADC_CONFIG_INPUT_2) &&
+	     (NRF_ADC_AIN3 == NRF_ADC_CONFIG_INPUT_3) &&
+	     (NRF_ADC_AIN4 == NRF_ADC_CONFIG_INPUT_4) &&
+	     (NRF_ADC_AIN5 == NRF_ADC_CONFIG_INPUT_5) &&
+	     (NRF_ADC_AIN6 == NRF_ADC_CONFIG_INPUT_6) &&
+	     (NRF_ADC_AIN7 == NRF_ADC_CONFIG_INPUT_7),
+	     "Definitions from nrf-adc.h do not match those from nrf_adc.h");
+
 struct driver_data {
 	struct adc_context ctx;
 
diff --git a/drivers/adc/adc_nrfx_saadc.c b/drivers/adc/adc_nrfx_saadc.c
index bc4ecc9dde0..74646f2c809 100644
--- a/drivers/adc/adc_nrfx_saadc.c
+++ b/drivers/adc/adc_nrfx_saadc.c
@@ -7,6 +7,7 @@
 #define ADC_CONTEXT_USES_KERNEL_TIMER
 #include "adc_context.h"
 #include <hal/nrf_saadc.h>
+#include <zephyr/dt-bindings/adc/nrf-adc.h>
 
 #define LOG_LEVEL CONFIG_ADC_LOG_LEVEL
 #include <zephyr/logging/log.h>
@@ -14,6 +15,21 @@ LOG_MODULE_REGISTER(adc_nrfx_saadc);
 
 #define DT_DRV_COMPAT nordic_nrf_saadc
 
+BUILD_ASSERT((NRF_SAADC_AIN0 == NRF_SAADC_INPUT_AIN0) &&
+	     (NRF_SAADC_AIN1 == NRF_SAADC_INPUT_AIN1) &&
+	     (NRF_SAADC_AIN2 == NRF_SAADC_INPUT_AIN2) &&
+	     (NRF_SAADC_AIN3 == NRF_SAADC_INPUT_AIN3) &&
+	     (NRF_SAADC_AIN4 == NRF_SAADC_INPUT_AIN4) &&
+	     (NRF_SAADC_AIN5 == NRF_SAADC_INPUT_AIN5) &&
+	     (NRF_SAADC_AIN6 == NRF_SAADC_INPUT_AIN6) &&
+	     (NRF_SAADC_AIN7 == NRF_SAADC_INPUT_AIN7) &&
+	     (NRF_SAADC_AIN7 == NRF_SAADC_INPUT_AIN7) &&
+#if defined(SAADC_CH_PSELP_PSELP_VDDHDIV5)
+	     (NRF_SAADC_VDDHDIV5 == NRF_SAADC_INPUT_VDDHDIV5) &&
+#endif
+	     (NRF_SAADC_VDD == NRF_SAADC_INPUT_VDD),
+	     "Definitions from nrf-adc.h do not match those from nrf_saadc.h");
+
 struct driver_data {
 	struct adc_context ctx;
 
diff --git a/dts/arm/nordic/nrf_common.dtsi b/dts/arm/nordic/nrf_common.dtsi
index 76c2a227423..6abd7e2748b 100644
--- a/dts/arm/nordic/nrf_common.dtsi
+++ b/dts/arm/nordic/nrf_common.dtsi
@@ -4,8 +4,10 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <zephyr/dt-bindings/i2c/i2c.h>
+#include <zephyr/dt-bindings/adc/adc.h>
+#include <zephyr/dt-bindings/adc/nrf-adc.h>
 #include <zephyr/dt-bindings/gpio/gpio.h>
+#include <zephyr/dt-bindings/i2c/i2c.h>
 #include <zephyr/dt-bindings/pinctrl/nrf-pinctrl.h>
 #include <zephyr/dt-bindings/pwm/pwm.h>
 
diff --git a/include/zephyr/dt-bindings/adc/nrf-adc.h b/include/zephyr/dt-bindings/adc/nrf-adc.h
new file mode 100644
index 00000000000..1d875b8eb35
--- /dev/null
+++ b/include/zephyr/dt-bindings/adc/nrf-adc.h
@@ -0,0 +1,32 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2022 Nordic Semiconductor ASA
+ */
+
+#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_ADC_NRF_ADC_H_
+#define ZEPHYR_INCLUDE_DT_BINDINGS_ADC_NRF_ADC_H_
+
+#include <zephyr/dt-bindings/dt-util.h>
+
+#define NRF_ADC_AIN0 BIT(0)
+#define NRF_ADC_AIN1 BIT(1)
+#define NRF_ADC_AIN2 BIT(2)
+#define NRF_ADC_AIN3 BIT(3)
+#define NRF_ADC_AIN4 BIT(4)
+#define NRF_ADC_AIN5 BIT(5)
+#define NRF_ADC_AIN6 BIT(6)
+#define NRF_ADC_AIN7 BIT(7)
+
+#define NRF_SAADC_AIN0     1
+#define NRF_SAADC_AIN1     2
+#define NRF_SAADC_AIN2     3
+#define NRF_SAADC_AIN3     4
+#define NRF_SAADC_AIN4     5
+#define NRF_SAADC_AIN5     6
+#define NRF_SAADC_AIN6     7
+#define NRF_SAADC_AIN7     8
+#define NRF_SAADC_VDD      9
+#define NRF_SAADC_VDDHDIV5 13
+
+#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_ADC_NRF_ADC_H_ */