diff --git a/drivers/adc/meson-saradc.c b/drivers/adc/meson-saradc.c
index 1e1515f..72b0cc4 100644
--- a/drivers/adc/meson-saradc.c
+++ b/drivers/adc/meson-saradc.c
@@ -14,6 +14,7 @@
 #include <regmap.h>
 #include <errno.h>
 #include <asm/io.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/math64.h>
 #include <linux/bitfield.h>
diff --git a/drivers/adc/rockchip-saradc.c b/drivers/adc/rockchip-saradc.c
index 850142c..561740f6 100644
--- a/drivers/adc/rockchip-saradc.c
+++ b/drivers/adc/rockchip-saradc.c
@@ -11,6 +11,7 @@
 #include <dm.h>
 #include <errno.h>
 #include <asm/io.h>
+#include <linux/bitops.h>
 #include <linux/err.h>
 
 #define SARADC_CTRL_CHN_MASK		GENMASK(2, 0)
diff --git a/drivers/adc/stm32-adc-core.c b/drivers/adc/stm32-adc-core.c
index 2ca0fb4..31bbb6f 100644
--- a/drivers/adc/stm32-adc-core.c
+++ b/drivers/adc/stm32-adc-core.c
@@ -9,6 +9,7 @@
 #include <common.h>
 #include <asm/io.h>
 #include <dm/device_compat.h>
+#include <linux/bitops.h>
 #include <power/regulator.h>
 #include "stm32-adc-core.h"
 
diff --git a/drivers/adc/stm32-adc.c b/drivers/adc/stm32-adc.c
index 140ddce..b12f894 100644
--- a/drivers/adc/stm32-adc.c
+++ b/drivers/adc/stm32-adc.c
@@ -10,6 +10,7 @@
 #include <adc.h>
 #include <asm/io.h>
 #include <dm/device_compat.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/iopoll.h>
 #include "stm32-adc-core.h"