diff --git a/drivers/clock_control/clock_stm32_ll_common.c b/drivers/clock_control/clock_stm32_ll_common.c
index 982f8f22b2a..338ce0ed5c6 100644
--- a/drivers/clock_control/clock_stm32_ll_common.c
+++ b/drivers/clock_control/clock_stm32_ll_common.c
@@ -247,8 +247,7 @@ int enabled_clock(uint32_t src_clk)
 	return r;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	volatile int temp;
@@ -271,8 +270,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -289,9 +287,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	/* At least one alt src clock available */
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
diff --git a/drivers/clock_control/clock_stm32_ll_h5.c b/drivers/clock_control/clock_stm32_ll_h5.c
index 4f677eae5e1..f0679ce2725 100644
--- a/drivers/clock_control/clock_stm32_ll_h5.c
+++ b/drivers/clock_control/clock_stm32_ll_h5.c
@@ -144,8 +144,7 @@ int enabled_clock(uint32_t src_clk)
 	return -ENOTSUP;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	volatile int temp;
@@ -166,8 +165,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -184,9 +182,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	int err;
diff --git a/drivers/clock_control/clock_stm32_ll_h7.c b/drivers/clock_control/clock_stm32_ll_h7.c
index 912f5795e72..95aa0c1b8cb 100644
--- a/drivers/clock_control/clock_stm32_ll_h7.c
+++ b/drivers/clock_control/clock_stm32_ll_h7.c
@@ -382,8 +382,7 @@ int enabled_clock(uint32_t src_clk)
 	return -ENOTSUP;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	volatile int temp;
@@ -409,8 +408,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -430,9 +428,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	int err;
diff --git a/drivers/clock_control/clock_stm32_ll_mp1.c b/drivers/clock_control/clock_stm32_ll_mp1.c
index e87d4c94b77..d13ec2ecb27 100644
--- a/drivers/clock_control/clock_stm32_ll_mp1.c
+++ b/drivers/clock_control/clock_stm32_ll_mp1.c
@@ -14,8 +14,7 @@
 /**
  * @brief fill in AHB/APB buses configuration structure
  */
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -65,8 +64,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
diff --git a/drivers/clock_control/clock_stm32_ll_n6.c b/drivers/clock_control/clock_stm32_ll_n6.c
index 7e81bbc3292..41258c2a7cf 100644
--- a/drivers/clock_control/clock_stm32_ll_n6.c
+++ b/drivers/clock_control/clock_stm32_ll_n6.c
@@ -191,8 +191,7 @@ static int enabled_clock(uint32_t src_clk)
 	return -ENOTSUP;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -214,8 +213,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -237,9 +235,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	int err;
diff --git a/drivers/clock_control/clock_stm32_ll_u5.c b/drivers/clock_control/clock_stm32_ll_u5.c
index 27e7e6fac2f..94448d51416 100644
--- a/drivers/clock_control/clock_stm32_ll_u5.c
+++ b/drivers/clock_control/clock_stm32_ll_u5.c
@@ -150,8 +150,7 @@ int enabled_clock(uint32_t src_clk)
 	return -ENOTSUP;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	volatile int temp;
@@ -172,8 +171,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -190,9 +188,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	int err;
diff --git a/drivers/clock_control/clock_stm32_ll_wb0.c b/drivers/clock_control/clock_stm32_ll_wb0.c
index 82ae3c15abc..e4e856c784d 100644
--- a/drivers/clock_control/clock_stm32_ll_wb0.c
+++ b/drivers/clock_control/clock_stm32_ll_wb0.c
@@ -206,8 +206,7 @@ int enabled_clock(uint32_t src_clk)
 	return r;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	const mem_addr_t reg = RCC_REG(pclken->bus);
@@ -230,8 +229,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	const mem_addr_t reg = RCC_REG(pclken->bus);
@@ -247,9 +245,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)sub_system;
 	const uint32_t shift = STM32_DT_CLKSEL_SHIFT_GET(pclken->enr);
@@ -271,7 +269,7 @@ static inline int stm32_clock_control_configure(const struct device *dev,
 	return 0;
 }
 
-static inline int get_apb0_periph_clkrate(struct stm32_pclken *pclken,
+static int get_apb0_periph_clkrate(struct stm32_pclken *pclken,
 	uint32_t *rate, uint32_t slow_clock, uint32_t sysclk, uint32_t clk_sys)
 {
 	switch (pclken->enr) {
@@ -312,8 +310,7 @@ static inline int get_apb0_periph_clkrate(struct stm32_pclken *pclken,
 	return 0;
 }
 
-static inline int get_apb1_periph_clkrate(struct stm32_pclken *pclken,
-	uint32_t *rate, uint32_t clk_sys)
+static int get_apb1_periph_clkrate(struct stm32_pclken *pclken, uint32_t *rate, uint32_t clk_sys)
 {
 	switch (pclken->enr) {
 #if defined(SPI1)
@@ -603,7 +600,7 @@ static void set_up_fixed_clock_sources(void)
  * @brief Converts the Kconfig STM32_WB0_CLKSYS_PRESCALER option
  * to a LL_RCC_RC64MPLL_DIV_x value understandable by the LL.
  */
-static inline uint32_t kconfig_to_ll_prescaler(uint32_t kcfg_pre)
+static uint32_t kconfig_to_ll_prescaler(uint32_t kcfg_pre)
 {
 	switch (kcfg_pre) {
 	case 1:
diff --git a/drivers/clock_control/clock_stm32_ll_wba.c b/drivers/clock_control/clock_stm32_ll_wba.c
index d4660db2918..ca888b690e8 100644
--- a/drivers/clock_control/clock_stm32_ll_wba.c
+++ b/drivers/clock_control/clock_stm32_ll_wba.c
@@ -62,8 +62,7 @@ int enabled_clock(uint32_t src_clk)
 	return -ENOTSUP;
 }
 
-static inline int stm32_clock_control_on(const struct device *dev,
-					 clock_control_subsys_t sub_system)
+static int stm32_clock_control_on(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 	volatile int temp;
@@ -84,8 +83,7 @@ static inline int stm32_clock_control_on(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_off(const struct device *dev,
-					  clock_control_subsys_t sub_system)
+static int stm32_clock_control_off(const struct device *dev, clock_control_subsys_t sub_system)
 {
 	struct stm32_pclken *pclken = (struct stm32_pclken *)(sub_system);
 
@@ -102,9 +100,9 @@ static inline int stm32_clock_control_off(const struct device *dev,
 	return 0;
 }
 
-static inline int stm32_clock_control_configure(const struct device *dev,
-						clock_control_subsys_t sub_system,
-						void *data)
+static int stm32_clock_control_configure(const struct device *dev,
+					 clock_control_subsys_t sub_system,
+					 void *data)
 {
 #if defined(STM32_SRC_CLOCK_MIN)
 	/* At least one alt src clock available */