diff --git a/cpu/stm32/include/periph/f7/periph_cpu.h b/cpu/stm32/include/periph/f7/periph_cpu.h
index 742c3bceb701..1e3ea495b6fc 100644
--- a/cpu/stm32/include/periph/f7/periph_cpu.h
+++ b/cpu/stm32/include/periph/f7/periph_cpu.h
@@ -38,6 +38,11 @@ extern "C" {
 #define STM32_OPTION_BYTES    ((uint32_t*) 0x1FFF0000)
 #define GET_RDP(x) ((x & 0xFF00) >> 8)
 
+/**
+ * @brief   Available number of ADC devices
+ */
+#define ADC_DEVS            (3U)
+
 /**
  * @brief   Override the ADC resolution configuration
  * @{