diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_clock.c b/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
index 1ea741c..bfc6e44 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
@@ -228,8 +228,8 @@
 struct pm_clock {
 	char name[CLK_NAME_LEN];
 	uint8_t num_nodes;
-	unsigned int control_reg;
-	unsigned int status_reg;
+	uint32_t control_reg;
+	uint32_t status_reg;
 	int32_t (*parents)[];
 	struct pm_clock_node(*nodes)[];
 };
@@ -2396,7 +2396,7 @@
  *
  * Return: Returns 1 if clock is valid else 0.
  */
-static bool pm_clock_valid(unsigned int clock_id)
+static bool pm_clock_valid(uint32_t clock_id)
 {
 	unsigned int i;
 
@@ -2415,7 +2415,7 @@
  *
  * Return: Returns type of clock (OUTPUT/EXTERNAL).
  */
-static unsigned int pm_clock_type(unsigned int clock_id)
+static uint32_t pm_clock_type(uint32_t clock_id)
 {
 	return (clock_id < CLK_MAX_OUTPUT_CLK) ?
 		CLK_TYPE_OUTPUT : CLK_TYPE_EXTERNAL;
@@ -2429,7 +2429,7 @@
  *
  * @return	Returns success.
  */
-enum pm_ret_status pm_api_clock_get_num_clocks(unsigned int *nclocks)
+enum pm_ret_status pm_api_clock_get_num_clocks(uint32_t *nclocks)
 {
 	*nclocks = CLK_MAX;
 
@@ -2444,7 +2444,7 @@
  * This function is used by master to get nmae of clock specified
  * by given clock ID.
  */
-void pm_api_clock_get_name(unsigned int clock_id, char *name)
+void pm_api_clock_get_name(uint32_t clock_id, char *name)
 {
 	if (clock_id == CLK_MAX) {
 		memcpy(name, END_OF_CLK, sizeof(END_OF_CLK) > CLK_NAME_LEN ?
@@ -2472,13 +2472,13 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_api_clock_get_topology(unsigned int clock_id,
-					     unsigned int index,
+enum pm_ret_status pm_api_clock_get_topology(uint32_t clock_id,
+					     uint32_t index,
 					     uint32_t *topology)
 {
 	struct pm_clock_node *clock_nodes;
 	uint8_t num_nodes;
-	unsigned int i;
+	uint32_t i;
 	uint16_t typeflags;
 
 	if (!pm_clock_valid(clock_id)) {
@@ -2528,13 +2528,13 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_api_clock_get_fixedfactor_params(unsigned int clock_id,
+enum pm_ret_status pm_api_clock_get_fixedfactor_params(uint32_t clock_id,
 						       uint32_t *mul,
 						       uint32_t *div)
 {
 	struct pm_clock_node *clock_nodes;
 	uint8_t num_nodes;
-	unsigned int type, i;
+	uint32_t type, i;
 
 	if (!pm_clock_valid(clock_id)) {
 		return PM_RET_ERROR_ARGS;
@@ -2581,11 +2581,11 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_api_clock_get_parents(unsigned int clock_id,
-					    unsigned int index,
+enum pm_ret_status pm_api_clock_get_parents(uint32_t clock_id,
+					    uint32_t index,
 					    uint32_t *parents)
 {
-	unsigned int i;
+	uint32_t i;
 	int32_t *clk_parents;
 
 	if (!pm_clock_valid(clock_id)) {
@@ -2630,7 +2630,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_api_clock_get_attributes(unsigned int clock_id,
+enum pm_ret_status pm_api_clock_get_attributes(uint32_t clock_id,
 					       uint32_t *attr)
 {
 	if (clock_id >= CLK_MAX) {
@@ -2857,7 +2857,7 @@
  * returned state value is valid or an error if returned by PMU
  */
 enum pm_ret_status pm_clock_pll_get_state(struct pm_pll *pll,
-					  unsigned int *state)
+					  uint32_t *state)
 {
 	enum pm_ret_status status;
 	enum pm_pll_mode mode;
@@ -2894,7 +2894,7 @@
  */
 enum pm_ret_status pm_clock_pll_set_parent(struct pm_pll *pll,
 					   enum clock_id clock_id,
-					   unsigned int parent_index)
+					   uint32_t parent_index)
 {
 	if (!pll) {
 		return PM_RET_ERROR_ARGS;
@@ -2927,7 +2927,7 @@
  */
 enum pm_ret_status pm_clock_pll_get_parent(struct pm_pll *pll,
 					   enum clock_id clock_id,
-					   unsigned int *parent_index)
+					   uint32_t *parent_index)
 {
 	if (!pll) {
 		return PM_RET_ERROR_ARGS;
@@ -2962,7 +2962,7 @@
  * @return      Success if mode is buffered or error if an argument is invalid
  */
 enum pm_ret_status pm_clock_set_pll_mode(enum clock_id clock_id,
-					 unsigned int mode)
+					 uint32_t mode)
 {
 	struct pm_pll *pll = pm_clock_get_pll(clock_id);
 
@@ -2984,7 +2984,7 @@
  * @return      Success if mode is stored or error if an argument is invalid
  */
 enum pm_ret_status pm_clock_get_pll_mode(enum clock_id clock_id,
-					 unsigned int *mode)
+					 uint32_t *mode)
 {
 	struct pm_pll *pll = pm_clock_get_pll(clock_id);
 
@@ -3002,7 +3002,7 @@
  *
  * @return     Returns success if clock_id is valid, otherwise an error
  */
-enum pm_ret_status pm_clock_id_is_valid(unsigned int clock_id)
+enum pm_ret_status pm_clock_id_is_valid(uint32_t clock_id)
 {
 	if (!pm_clock_valid(clock_id)) {
 		return PM_RET_ERROR_ARGS;
@@ -3022,7 +3022,7 @@
  *
  * @return	True(1)=clock has the divider, false(0)=otherwise
  */
-uint8_t pm_clock_has_div(unsigned int clock_id, enum pm_clock_div_id div_id)
+uint8_t pm_clock_has_div(uint32_t clock_id, enum pm_clock_div_id div_id)
 {
 	uint32_t i;
 	struct pm_clock_node *nodes;
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_clock.h b/plat/xilinx/zynqmp/pm_service/pm_api_clock.h
index 5efd63f..bc15592 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_clock.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_clock.h
@@ -292,20 +292,20 @@
 struct pm_pll;
 struct pm_pll *pm_clock_get_pll(enum clock_id clock_id);
 struct pm_pll *pm_clock_get_pll_by_related_clk(enum clock_id clock_id);
-uint8_t pm_clock_has_div(unsigned int clock_id, enum pm_clock_div_id div_id);
+uint8_t pm_clock_has_div(uint32_t clock_id, enum pm_clock_div_id div_id);
 
-void pm_api_clock_get_name(unsigned int clock_id, char *name);
-enum pm_ret_status pm_api_clock_get_num_clocks(unsigned int *nclocks);
-enum pm_ret_status pm_api_clock_get_topology(unsigned int clock_id,
-					     unsigned int index,
+void pm_api_clock_get_name(uint32_t clock_id, char *name);
+enum pm_ret_status pm_api_clock_get_num_clocks(uint32_t *nclocks);
+enum pm_ret_status pm_api_clock_get_topology(uint32_t clock_id,
+					     uint32_t index,
 					     uint32_t *topology);
-enum pm_ret_status pm_api_clock_get_fixedfactor_params(unsigned int clock_id,
+enum pm_ret_status pm_api_clock_get_fixedfactor_params(uint32_t clock_id,
 						       uint32_t *mul,
 						       uint32_t *div);
-enum pm_ret_status pm_api_clock_get_parents(unsigned int clock_id,
-					    unsigned int index,
+enum pm_ret_status pm_api_clock_get_parents(uint32_t clock_id,
+					    uint32_t index,
 					    uint32_t *parents);
-enum pm_ret_status pm_api_clock_get_attributes(unsigned int clock_id,
+enum pm_ret_status pm_api_clock_get_attributes(uint32_t clock_id,
 					       uint32_t *attr);
 enum pm_ret_status pm_api_clock_get_max_divisor(enum clock_id clock_id,
 						uint8_t div_type,
@@ -313,21 +313,21 @@
 
 enum pm_ret_status pm_clock_get_pll_node_id(enum clock_id clock_id,
 					    enum pm_node_id *node_id);
-enum pm_ret_status pm_clock_id_is_valid(unsigned int clock_id);
+enum pm_ret_status pm_clock_id_is_valid(uint32_t clock_id);
 
 enum pm_ret_status pm_clock_pll_enable(struct pm_pll *pll);
 enum pm_ret_status pm_clock_pll_disable(struct pm_pll *pll);
 enum pm_ret_status pm_clock_pll_get_state(struct pm_pll *pll,
-					  unsigned int *state);
+					  uint32_t *state);
 enum pm_ret_status pm_clock_pll_set_parent(struct pm_pll *pll,
 					   enum clock_id clock_id,
-					   unsigned int parent_index);
+					   uint32_t parent_index);
 enum pm_ret_status pm_clock_pll_get_parent(struct pm_pll *pll,
 					   enum clock_id clock_id,
-					   unsigned int *parent_index);
+					   uint32_t *parent_index);
 enum pm_ret_status pm_clock_set_pll_mode(enum clock_id clock_id,
-					 unsigned int mode);
+					 uint32_t mode);
 enum pm_ret_status pm_clock_get_pll_mode(enum clock_id clock_id,
-					 unsigned int *mode);
+					 uint32_t *mode);
 
 #endif /* PM_API_CLOCK_H */
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
index f12143a..1380895 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
@@ -29,9 +29,9 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_get_rpu_oper_mode(unsigned int *mode)
+static enum pm_ret_status pm_ioctl_get_rpu_oper_mode(uint32_t *mode)
 {
-	unsigned int val;
+	uint32_t val;
 
 	val = mmio_read_32(ZYNQMP_RPU_GLBL_CNTL);
 	val &= ZYNQMP_SLSPLIT_MASK;
@@ -55,9 +55,9 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_set_rpu_oper_mode(unsigned int mode)
+static enum pm_ret_status pm_ioctl_set_rpu_oper_mode(uint32_t mode)
 {
-	unsigned int val;
+	uint32_t val;
 
 	if (mmio_read_32(CRL_APB_RST_LPD_TOP) & CRL_APB_RPU_AMBA_RESET) {
 		return PM_RET_ERROR_ACCESS;
@@ -92,9 +92,9 @@
  * @return	Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_config_boot_addr(enum pm_node_id nid,
-						    unsigned int value)
+						    uint32_t value)
 {
-	unsigned int rpu_cfg_addr, val;
+	uint32_t rpu_cfg_addr, val;
 
 	if (nid == NODE_RPU_0) {
 		rpu_cfg_addr = ZYNQMP_RPU0_CFG;
@@ -128,9 +128,9 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_config_tcm_comb(unsigned int value)
+static enum pm_ret_status pm_ioctl_config_tcm_comb(uint32_t value)
 {
-	unsigned int val;
+	uint32_t val;
 
 	val = mmio_read_32(ZYNQMP_RPU_GLBL_CNTL);
 
@@ -156,8 +156,8 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_set_tapdelay_bypass(unsigned int type,
-						       unsigned int value)
+static enum pm_ret_status pm_ioctl_set_tapdelay_bypass(uint32_t type,
+						       uint32_t value)
 {
 	if ((value != PM_TAPDELAY_BYPASS_ENABLE &&
 	     value != PM_TAPDELAY_BYPASS_DISABLE) || type >= PM_TAPDELAY_MAX) {
@@ -179,9 +179,9 @@
  * @return	Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_set_sgmii_mode(enum pm_node_id nid,
-						  unsigned int value)
+						  uint32_t value)
 {
-	unsigned int val, mask, shift;
+	uint32_t val, mask, shift;
 	enum pm_ret_status ret;
 
 	if (value != PM_SGMII_DISABLE && value != PM_SGMII_ENABLE) {
@@ -237,9 +237,9 @@
  * @return	Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_sd_dll_reset(enum pm_node_id nid,
-						unsigned int type)
+						uint32_t type)
 {
-	unsigned int mask, val;
+	uint32_t mask, val;
 	enum pm_ret_status ret;
 
 	if (nid == NODE_SD_0) {
@@ -288,11 +288,11 @@
  */
 static enum pm_ret_status pm_ioctl_sd_set_tapdelay(enum pm_node_id nid,
 						   enum tap_delay_type type,
-						   unsigned int value)
+						   uint32_t value)
 {
-	unsigned int shift;
+	uint32_t shift;
 	enum pm_ret_status ret;
-	unsigned int val, mask;
+	uint32_t val, mask;
 
 	if (nid == NODE_SD_0) {
 		shift = 0;
@@ -384,7 +384,7 @@
  * @return      Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_set_pll_frac_mode
-			(unsigned int pll, unsigned int mode)
+			(uint32_t pll, uint32_t mode)
 {
 	return pm_clock_set_pll_mode(pll, mode);
 }
@@ -400,7 +400,7 @@
  * @return      Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_get_pll_frac_mode
-			(unsigned int pll, unsigned int *mode)
+			(uint32_t pll, uint32_t *mode)
 {
 	return pm_clock_get_pll_mode(pll, mode);
 }
@@ -417,7 +417,7 @@
  * @return      Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_set_pll_frac_data
-			(unsigned int pll, unsigned int data)
+			(uint32_t pll, uint32_t data)
 {
 	enum pm_node_id pll_nid;
 	enum pm_ret_status status;
@@ -442,7 +442,7 @@
  * @return      Returns status, either success or error+reason
  */
 static enum pm_ret_status pm_ioctl_get_pll_frac_data
-			(unsigned int pll, unsigned int *data)
+			(uint32_t pll, uint32_t *data)
 {
 	enum pm_node_id pll_nid;
 	enum pm_ret_status status;
@@ -466,8 +466,8 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_write_ggs(unsigned int index,
-					     unsigned int value)
+static enum pm_ret_status pm_ioctl_write_ggs(uint32_t index,
+					     uint32_t value)
 {
 	if (index >= GGS_NUM_REGS) {
 		return PM_RET_ERROR_ARGS;
@@ -487,8 +487,8 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_read_ggs(unsigned int index,
-					    unsigned int *value)
+static enum pm_ret_status pm_ioctl_read_ggs(uint32_t index,
+					    uint32_t *value)
 {
 	if (index >= GGS_NUM_REGS) {
 		return PM_RET_ERROR_ARGS;
@@ -507,8 +507,8 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_write_pggs(unsigned int index,
-					      unsigned int value)
+static enum pm_ret_status pm_ioctl_write_pggs(uint32_t index,
+					      uint32_t value)
 {
 	if (index >= PGGS_NUM_REGS) {
 		return PM_RET_ERROR_ARGS;
@@ -527,11 +527,11 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_afi(unsigned int index,
-					      unsigned int value)
+static enum pm_ret_status pm_ioctl_afi(uint32_t index,
+					      uint32_t value)
 {
-	unsigned int mask;
-	unsigned int regarr[] = {0xFD360000U,
+	uint32_t mask;
+	uint32_t regarr[] = {0xFD360000U,
 				0xFD360014U,
 				0xFD370000U,
 				0xFD370014U,
@@ -572,8 +572,8 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_read_pggs(unsigned int index,
-					     unsigned int *value)
+static enum pm_ret_status pm_ioctl_read_pggs(uint32_t index,
+					     uint32_t *value)
 {
 	if (index >= PGGS_NUM_REGS) {
 		return PM_RET_ERROR_ARGS;
@@ -626,7 +626,7 @@
  *
  * @return      Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_ioctl_set_boot_health_status(unsigned int value)
+static enum pm_ret_status pm_ioctl_set_boot_health_status(uint32_t value)
 {
 	return pm_mmio_write(PMU_GLOBAL_GEN_STORAGE4,
 			     PM_BOOT_HEALTH_STATUS_MASK, value);
@@ -645,10 +645,10 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_api_ioctl(enum pm_node_id nid,
-				unsigned int ioctl_id,
-				unsigned int arg1,
-				unsigned int arg2,
-				unsigned int *value)
+				uint32_t ioctl_id,
+				uint32_t arg1,
+				uint32_t arg2,
+				uint32_t *value)
 {
 	enum pm_ret_status ret;
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -750,7 +750,7 @@
 		IOCTL_AFI,
 	};
 	uint8_t i, ioctl_id;
-	int ret;
+	int32_t ret;
 
 	for (i = 0U; i < ARRAY_SIZE(supported_ids); i++) {
 		ioctl_id = supported_ids[i];
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.h b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.h
index 0c5f33f..3b0d6ee 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.h
@@ -88,9 +88,9 @@
 #define	PM_DLL_RESET_PULSE 2U
 
 enum pm_ret_status pm_api_ioctl(enum pm_node_id nid,
-				unsigned int ioctl_id,
-				unsigned int arg1,
-				unsigned int arg2,
-				unsigned int *value);
+				uint32_t ioctl_id,
+				uint32_t arg1,
+				uint32_t arg2,
+				uint32_t *value);
 enum pm_ret_status atf_ioctl_bitmask(uint32_t *bit_mask);
 #endif /* PM_API_IOCTL_H */
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.c b/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.c
index 86cbb7e..0192f81 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.c
@@ -1952,7 +1952,7 @@
  *
  * @return	Returns success.
  */
-enum pm_ret_status pm_api_pinctrl_get_num_pins(unsigned int *npins)
+enum pm_ret_status pm_api_pinctrl_get_num_pins(uint32_t *npins)
 {
 	*npins = MAX_PIN;
 
@@ -1967,7 +1967,7 @@
  *
  * @return	Returns success.
  */
-enum pm_ret_status pm_api_pinctrl_get_num_functions(unsigned int *nfuncs)
+enum pm_ret_status pm_api_pinctrl_get_num_functions(uint32_t *nfuncs)
 {
 	*nfuncs = MAX_FUNCTION;
 
@@ -1984,8 +1984,8 @@
  *
  * @return	Returns success.
  */
-enum pm_ret_status pm_api_pinctrl_get_num_func_groups(unsigned int fid,
-						      unsigned int *ngroups)
+enum pm_ret_status pm_api_pinctrl_get_num_func_groups(uint32_t fid,
+						      uint32_t *ngroups)
 {
 	if (fid >= MAX_FUNCTION) {
 		return PM_RET_ERROR_ARGS;
@@ -2004,7 +2004,7 @@
  * This function is used by master to get name of function specified
  * by given function ID.
  */
-void pm_api_pinctrl_get_function_name(unsigned int fid, char *name)
+void pm_api_pinctrl_get_function_name(uint32_t fid, char *name)
 {
 	if (fid >= MAX_FUNCTION) {
 		memcpy(name, END_OF_FUNCTION, FUNCTION_NAME_LEN);
@@ -2031,8 +2031,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_api_pinctrl_get_function_groups(unsigned int fid,
-						      unsigned int index,
+enum pm_ret_status pm_api_pinctrl_get_function_groups(uint32_t fid,
+						      uint32_t index,
 						      uint16_t *groups)
 {
 	uint16_t grps;
@@ -2076,11 +2076,11 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_api_pinctrl_get_pin_groups(unsigned int pin,
-						 unsigned int index,
+enum pm_ret_status pm_api_pinctrl_get_pin_groups(uint32_t pin,
+						 uint32_t index,
 						 uint16_t *groups)
 {
-	unsigned int i;
+	uint32_t i;
 	uint16_t *grps;
 
 	if (pin >= MAX_PIN) {
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.h b/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.h
index 755c19a..b3159c2 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_pinctrl.h
@@ -709,15 +709,15 @@
 #define	PINCTRL_DRIVE_STRENGTH_8MA 2U
 #define	PINCTRL_DRIVE_STRENGTH_12MA 3U
 
-void pm_api_pinctrl_get_function_name(unsigned int fid, char *name);
-enum pm_ret_status pm_api_pinctrl_get_function_groups(unsigned int fid,
-						      unsigned int index,
+void pm_api_pinctrl_get_function_name(uint32_t fid, char *name);
+enum pm_ret_status pm_api_pinctrl_get_function_groups(uint32_t fid,
+						      uint32_t index,
 						      uint16_t *groups);
-enum pm_ret_status pm_api_pinctrl_get_pin_groups(unsigned int pin,
-						 unsigned int index,
+enum pm_ret_status pm_api_pinctrl_get_pin_groups(uint32_t pin,
+						 uint32_t index,
 						 uint16_t *groups);
-enum pm_ret_status pm_api_pinctrl_get_num_pins(unsigned int *npins);
-enum pm_ret_status pm_api_pinctrl_get_num_functions(unsigned int *nfuncs);
-enum pm_ret_status pm_api_pinctrl_get_num_func_groups(unsigned int fid,
-						      unsigned int *ngroups);
+enum pm_ret_status pm_api_pinctrl_get_num_pins(uint32_t *npins);
+enum pm_ret_status pm_api_pinctrl_get_num_functions(uint32_t *nfuncs);
+enum pm_ret_status pm_api_pinctrl_get_num_func_groups(uint32_t fid,
+						      uint32_t *ngroups);
 #endif /* PM_API_PINCTRL_H */
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
index e524ba5..a17b6c5 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
@@ -240,14 +240,14 @@
 };
 
 /* default shutdown/reboot scope is system(2) */
-static unsigned int pm_shutdown_scope = PMF_SHUTDOWN_SUBTYPE_SYSTEM;
+static uint32_t pm_shutdown_scope = PMF_SHUTDOWN_SUBTYPE_SYSTEM;
 
 /**
  * pm_get_shutdown_scope() - Get the currently set shutdown scope
  *
  * @return	Shutdown scope value
  */
-unsigned int pm_get_shutdown_scope(void)
+uint32_t pm_get_shutdown_scope(void)
 {
 	return pm_shutdown_scope;
 }
@@ -269,12 +269,12 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_self_suspend(enum pm_node_id nid,
-				   unsigned int latency,
-				   unsigned int state,
+				   uint32_t latency,
+				   uint32_t state,
 				   uintptr_t address)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
-	unsigned int cpuid = plat_my_core_pos();
+	uint32_t cpuid = plat_my_core_pos();
 	const struct pm_proc *proc = pm_get_proc(cpuid);
 
 	/*
@@ -300,7 +300,7 @@
  */
 enum pm_ret_status pm_req_suspend(enum pm_node_id target,
 				  enum pm_request_ack ack,
-				  unsigned int latency, unsigned int state)
+				  uint32_t latency, uint32_t state)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -330,7 +330,7 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_req_wakeup(enum pm_node_id target,
-				 unsigned int set_address,
+				 uint32_t set_address,
 				 uintptr_t address,
 				 enum pm_request_ack ack)
 {
@@ -412,7 +412,7 @@
  */
 enum pm_ret_status pm_set_wakeup_source(enum pm_node_id target,
 					enum pm_node_id wkup_node,
-					unsigned int enable)
+					uint32_t enable)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -428,7 +428,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_system_shutdown(unsigned int type, unsigned int subtype)
+enum pm_ret_status pm_system_shutdown(uint32_t type, uint32_t subtype)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -454,8 +454,8 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_req_node(enum pm_node_id nid,
-			       unsigned int capabilities,
-			       unsigned int qos,
+			       uint32_t capabilities,
+			       uint32_t qos,
 			       enum pm_request_ack ack)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -481,8 +481,8 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_set_requirement(enum pm_node_id nid,
-				      unsigned int capabilities,
-				      unsigned int qos,
+				      uint32_t capabilities,
+				      uint32_t qos,
 				      enum pm_request_ack ack)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -505,7 +505,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_get_api_version(unsigned int *version)
+enum pm_ret_status pm_get_api_version(uint32_t *version)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -545,8 +545,8 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_mmio_write(uintptr_t address,
-				 unsigned int mask,
-				 unsigned int value)
+				 uint32_t mask,
+				 uint32_t value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -565,7 +565,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_mmio_read(uintptr_t address, unsigned int *value)
+enum pm_ret_status pm_mmio_read(uintptr_t address, uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -609,7 +609,7 @@
  * the fpga status
  * @return      Returns status, either success or error+reason
  */
-enum pm_ret_status pm_fpga_get_status(unsigned int *value)
+enum pm_ret_status pm_fpga_get_status(uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -715,10 +715,10 @@
  * @return	Returns status, either success or error+reason
  */
 enum pm_ret_status pm_ioctl(enum pm_node_id nid,
-			    unsigned int ioctl_id,
-			    unsigned int arg1,
-			    unsigned int arg2,
-			    unsigned int *value)
+			    uint32_t ioctl_id,
+			    uint32_t arg1,
+			    uint32_t arg2,
+			    uint32_t *value)
 {
 	return pm_api_ioctl(nid, ioctl_id, arg1, arg2, value);
 }
@@ -947,7 +947,7 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-static enum pm_ret_status pm_clock_get_max_divisor(unsigned int clock_id,
+static enum pm_ret_status pm_clock_get_max_divisor(uint32_t clock_id,
 						   uint8_t div_type,
 						   uint32_t *max_div)
 {
@@ -975,7 +975,7 @@
  * This function is used by master to get nmae of clock specified
  * by given clock ID.
  */
-static void pm_clock_get_name(unsigned int clock_id, char *name)
+static void pm_clock_get_name(uint32_t clock_id, char *name)
 {
 	pm_api_clock_get_name(clock_id, name);
 }
@@ -993,8 +993,8 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_clock_get_topology(unsigned int clock_id,
-						unsigned int index,
+static enum pm_ret_status pm_clock_get_topology(uint32_t clock_id,
+						uint32_t index,
 						uint32_t *topology)
 {
 	return pm_api_clock_get_topology(clock_id, index, topology);
@@ -1012,7 +1012,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_clock_get_fixedfactor_params(unsigned int clock_id,
+static enum pm_ret_status pm_clock_get_fixedfactor_params(uint32_t clock_id,
 							  uint32_t *mul,
 							  uint32_t *div)
 {
@@ -1036,8 +1036,8 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_clock_get_parents(unsigned int clock_id,
-					       unsigned int index,
+static enum pm_ret_status pm_clock_get_parents(uint32_t clock_id,
+					       uint32_t index,
 					       uint32_t *parents)
 {
 	return pm_api_clock_get_parents(clock_id, index, parents);
@@ -1053,7 +1053,7 @@
  *
  * @return	Returns status, either success or error+reason
  */
-static enum pm_ret_status pm_clock_get_attributes(unsigned int clock_id,
+static enum pm_ret_status pm_clock_get_attributes(uint32_t clock_id,
 						  uint32_t *attr)
 {
 	return pm_api_clock_get_attributes(clock_id, attr);
@@ -1067,8 +1067,8 @@
  * @return	Error if an argument is not valid or status as returned by the
  *		PM controller (PMU)
  */
-static enum pm_ret_status pm_clock_gate(unsigned int clock_id,
-					unsigned char enable)
+static enum pm_ret_status pm_clock_gate(uint32_t clock_id,
+					uint8_t enable)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 	enum pm_ret_status status;
@@ -1108,7 +1108,7 @@
  * @return:	Error if an argument is not valid or status as returned by the
  *		pm_clock_gate
  */
-enum pm_ret_status pm_clock_enable(unsigned int clock_id)
+enum pm_ret_status pm_clock_enable(uint32_t clock_id)
 {
 	struct pm_pll *pll;
 
@@ -1132,7 +1132,7 @@
  * @return:	Error if an argument is not valid or status as returned by the
  *		pm_clock_gate
  */
-enum pm_ret_status pm_clock_disable(unsigned int clock_id)
+enum pm_ret_status pm_clock_disable(uint32_t clock_id)
 {
 	struct pm_pll *pll;
 
@@ -1156,8 +1156,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_getstate(unsigned int clock_id,
-				     unsigned int *state)
+enum pm_ret_status pm_clock_getstate(uint32_t clock_id,
+				     uint32_t *state)
 {
 	struct pm_pll *pll;
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -1189,8 +1189,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_setdivider(unsigned int clock_id,
-				       unsigned int divider)
+enum pm_ret_status pm_clock_setdivider(uint32_t clock_id,
+				       uint32_t divider)
 {
 	enum pm_ret_status status;
 	enum pm_node_id nid;
@@ -1237,8 +1237,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_getdivider(unsigned int clock_id,
-				       unsigned int *divider)
+enum pm_ret_status pm_clock_getdivider(uint32_t clock_id,
+				       uint32_t *divider)
 {
 	enum pm_ret_status status;
 	enum pm_node_id nid;
@@ -1291,7 +1291,7 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_setrate(unsigned int clock_id,
+enum pm_ret_status pm_clock_setrate(uint32_t clock_id,
 				    uint64_t rate)
 {
 	return PM_RET_ERROR_NOTSUPPORTED;
@@ -1307,7 +1307,7 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_getrate(unsigned int clock_id,
+enum pm_ret_status pm_clock_getrate(uint32_t clock_id,
 				    uint64_t *rate)
 {
 	return PM_RET_ERROR_NOTSUPPORTED;
@@ -1322,8 +1322,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_setparent(unsigned int clock_id,
-				      unsigned int parent_index)
+enum pm_ret_status pm_clock_setparent(uint32_t clock_id,
+				      uint32_t parent_index)
 {
 	struct pm_pll *pll;
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -1356,8 +1356,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-enum pm_ret_status pm_clock_getparent(unsigned int clock_id,
-				      unsigned int *parent_index)
+enum pm_ret_status pm_clock_getparent(uint32_t clock_id,
+				      uint32_t *parent_index)
 {
 	struct pm_pll *pll;
 	uint32_t payload[PAYLOAD_ARG_CNT];
@@ -1417,7 +1417,7 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-static enum pm_ret_status pm_pinctrl_get_num_function_groups(unsigned int fid,
+static enum pm_ret_status pm_pinctrl_get_num_function_groups(uint32_t fid,
 							     uint32_t *ngroups)
 {
 	return pm_api_pinctrl_get_num_func_groups(fid, ngroups);
@@ -1431,7 +1431,7 @@
  * This function is used by master to get name of function specified
  * by given function Id
  */
-static void pm_pinctrl_get_function_name(unsigned int fid, char *name)
+static void pm_pinctrl_get_function_name(uint32_t fid, char *name)
 {
 	pm_api_pinctrl_get_function_name(fid, name);
 }
@@ -1453,8 +1453,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-static enum pm_ret_status pm_pinctrl_get_function_groups(unsigned int fid,
-							 unsigned int index,
+static enum pm_ret_status pm_pinctrl_get_function_groups(uint32_t fid,
+							 uint32_t index,
 							 uint16_t *groups)
 {
 	return pm_api_pinctrl_get_function_groups(fid, index, groups);
@@ -1477,8 +1477,8 @@
  *
  * Return: Returns status, either success or error+reason.
  */
-static enum pm_ret_status pm_pinctrl_get_pin_groups(unsigned int pin_id,
-						    unsigned int index,
+static enum pm_ret_status pm_pinctrl_get_pin_groups(uint32_t pin_id,
+						    uint32_t index,
 						    uint16_t *groups)
 {
 	return pm_api_pinctrl_get_pin_groups(pin_id, index, groups);
@@ -1494,8 +1494,8 @@
  *
  * This function returns requested data.
  */
-void pm_query_data(enum pm_query_id qid, unsigned int arg1, unsigned int arg2,
-		   unsigned int arg3, unsigned int *data)
+void pm_query_data(enum pm_query_id qid, uint32_t arg1, uint32_t arg2,
+		   uint32_t arg3, uint32_t *data)
 {
 	switch (qid) {
 	case PM_QID_CLOCK_GET_NAME:
@@ -1632,7 +1632,7 @@
  */
 enum pm_ret_status pm_pll_set_parameter(enum pm_node_id nid,
 					enum pm_pll_param param_id,
-					unsigned int value)
+					uint32_t value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -1662,7 +1662,7 @@
  */
 enum pm_ret_status pm_pll_get_parameter(enum pm_node_id nid,
 					enum pm_pll_param param_id,
-					unsigned int *value)
+					uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -1752,11 +1752,11 @@
  *
  * @return	Returns status, either success or error+reason
  */
-enum pm_ret_status pm_register_access(unsigned int register_access_id,
-				      unsigned int address,
-				      unsigned int mask,
-				      unsigned int value,
-				      unsigned int *out)
+enum pm_ret_status pm_register_access(uint32_t register_access_id,
+				      uint32_t address,
+				      uint32_t mask,
+				      uint32_t value,
+				      uint32_t *out)
 {
 	enum pm_ret_status ret;
 
@@ -1808,7 +1808,7 @@
 	return pm_ipi_send_sync(primary_proc, payload, value, 1);
 }
 
-enum pm_ret_status em_set_action(unsigned int *value)
+enum pm_ret_status em_set_action(uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -1817,7 +1817,7 @@
 	return pm_ipi_send_sync(primary_proc, payload, value, 1);
 }
 
-enum pm_ret_status em_remove_action(unsigned int *value)
+enum pm_ret_status em_remove_action(uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
@@ -1826,7 +1826,7 @@
 	return pm_ipi_send_sync(primary_proc, payload, value, 1);
 }
 
-enum pm_ret_status em_send_errors(unsigned int *value)
+enum pm_ret_status em_send_errors(uint32_t *value)
 {
 	uint32_t payload[PAYLOAD_ARG_CNT];
 
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
index 84b239c..5903c08 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
@@ -70,12 +70,12 @@
  **********************************************************/
 enum pm_ret_status pm_req_suspend(enum pm_node_id target,
 				  enum pm_request_ack ack,
-				  unsigned int latency,
-				  unsigned int state);
+				  uint32_t latency,
+				  uint32_t state);
 
 enum pm_ret_status pm_self_suspend(enum pm_node_id nid,
-				   unsigned int latency,
-				   unsigned int state,
+				   uint32_t latency,
+				   uint32_t state,
 				   uintptr_t address);
 
 enum pm_ret_status pm_force_powerdown(enum pm_node_id target,
@@ -84,53 +84,53 @@
 enum pm_ret_status pm_abort_suspend(enum pm_abort_reason reason);
 
 enum pm_ret_status pm_req_wakeup(enum pm_node_id target,
-				 unsigned int set_address,
+				 uint32_t set_address,
 				 uintptr_t address,
 				 enum pm_request_ack ack);
 
 enum pm_ret_status pm_set_wakeup_source(enum pm_node_id target,
 					enum pm_node_id wkup_node,
-					unsigned int enable);
+					uint32_t enable);
 
-enum pm_ret_status pm_system_shutdown(unsigned int type, unsigned int subtype);
+enum pm_ret_status pm_system_shutdown(uint32_t type, uint32_t subtype);
 
 enum pm_ret_status pm_init_suspend_cb(enum pm_suspend_reason reason,
-				      unsigned int latency,
-				      unsigned int state,
-				      unsigned int timeout);
+				      uint32_t latency,
+				      uint32_t state,
+				      uint32_t timeout);
 
 /* API functions for managing PM Slaves */
 enum pm_ret_status pm_req_node(enum pm_node_id nid,
-			       unsigned int capabilities,
-			       unsigned int qos,
+			       uint32_t capabilities,
+			       uint32_t qos,
 			       enum pm_request_ack ack);
 
 enum pm_ret_status pm_set_requirement(enum pm_node_id nid,
-				      unsigned int capabilities,
-				      unsigned int qos,
+				      uint32_t capabilities,
+				      uint32_t qos,
 				      enum pm_request_ack ack);
 
 /* Miscellaneous API functions */
-enum pm_ret_status pm_get_api_version(unsigned int *version);
+enum pm_ret_status pm_get_api_version(uint32_t *version);
 enum pm_ret_status pm_get_node_status(enum pm_node_id nid,
 				      uint32_t *ret_buff);
 enum pm_ret_status pm_acknowledge_cb(enum pm_node_id nid,
 				     enum pm_ret_status status,
-				     unsigned int oppoint);
+				     uint32_t oppoint);
 enum pm_ret_status pm_notify_cb(enum pm_node_id nid,
-				unsigned int event,
-				unsigned int oppoint);
+				uint32_t event,
+				uint32_t oppoint);
 
 /* Direct-Control API functions */
 enum pm_ret_status pm_mmio_write(uintptr_t address,
-				 unsigned int mask,
-				 unsigned int value);
-enum pm_ret_status pm_mmio_read(uintptr_t address, unsigned int *value);
+				 uint32_t mask,
+				 uint32_t value);
+enum pm_ret_status pm_mmio_read(uintptr_t address, uint32_t *value);
 enum pm_ret_status pm_fpga_load(uint32_t address_low,
 				uint32_t address_high,
 				uint32_t size,
 				uint32_t flags);
-enum pm_ret_status pm_fpga_get_status(unsigned int *value);
+enum pm_ret_status pm_fpga_get_status(uint32_t *value);
 
 enum pm_ret_status pm_get_chipid(uint32_t *value);
 enum pm_ret_status pm_secure_rsaaes(uint32_t address_low,
@@ -140,28 +140,28 @@
 unsigned int pm_get_shutdown_scope(void);
 void pm_get_callbackdata(uint32_t *data, size_t count);
 enum pm_ret_status pm_ioctl(enum pm_node_id nid,
-			    unsigned int ioctl_id,
-			    unsigned int arg1,
-			    unsigned int arg2,
-			    unsigned int *value);
-enum pm_ret_status pm_clock_enable(unsigned int clock_id);
-enum pm_ret_status pm_clock_disable(unsigned int clock_id);
-enum pm_ret_status pm_clock_getstate(unsigned int clock_id,
-				     unsigned int *state);
-enum pm_ret_status pm_clock_setdivider(unsigned int clock_id,
-				       unsigned int divider);
-enum pm_ret_status pm_clock_getdivider(unsigned int clock_id,
-				       unsigned int *divider);
-enum pm_ret_status pm_clock_setrate(unsigned int clock_id,
+			    uint32_t ioctl_id,
+			    uint32_t arg1,
+			    uint32_t arg2,
+			    uint32_t *value);
+enum pm_ret_status pm_clock_enable(uint32_t clock_id);
+enum pm_ret_status pm_clock_disable(uint32_t clock_id);
+enum pm_ret_status pm_clock_getstate(uint32_t clock_id,
+				     uint32_t *state);
+enum pm_ret_status pm_clock_setdivider(uint32_t clock_id,
+				       uint32_t divider);
+enum pm_ret_status pm_clock_getdivider(uint32_t clock_id,
+				       uint32_t *divider);
+enum pm_ret_status pm_clock_setrate(uint32_t clock_id,
 				    uint64_t rate);
-enum pm_ret_status pm_clock_getrate(unsigned int clock_id,
+enum pm_ret_status pm_clock_getrate(uint32_t clock_id,
 				    uint64_t *rate);
-enum pm_ret_status pm_clock_setparent(unsigned int clock_id,
-				      unsigned int parent_index);
-enum pm_ret_status pm_clock_getparent(unsigned int clock_id,
-				      unsigned int *parent_index);
-void pm_query_data(enum pm_query_id qid, unsigned int arg1, unsigned int arg2,
-		   unsigned int arg3, unsigned int *data);
+enum pm_ret_status pm_clock_setparent(uint32_t clock_id,
+				      uint32_t parent_index);
+enum pm_ret_status pm_clock_getparent(uint32_t clock_id,
+				      uint32_t *parent_index);
+void pm_query_data(enum pm_query_id qid, uint32_t arg1, uint32_t arg2,
+		   uint32_t arg3, uint32_t *data);
 enum pm_ret_status pm_sha_hash(uint32_t address_high,
 				    uint32_t address_low,
 				    uint32_t size,
@@ -183,28 +183,28 @@
 enum pm_ret_status pm_aes_engine(uint32_t address_high,
 				 uint32_t address_low,
 				 uint32_t  *value);
-enum pm_ret_status pm_register_access(unsigned int register_access_id,
-				      unsigned int address,
-				      unsigned int mask,
-				      unsigned int value,
-				      unsigned int *out);
+enum pm_ret_status pm_register_access(uint32_t register_access_id,
+				      uint32_t address,
+				      uint32_t mask,
+				      uint32_t value,
+				      uint32_t *out);
 enum pm_ret_status pm_pll_set_parameter(enum pm_node_id nid,
 					enum pm_pll_param param_id,
-					unsigned int value);
+					uint32_t value);
 enum pm_ret_status pm_pll_get_parameter(enum pm_node_id nid,
 					enum pm_pll_param param_id,
-					unsigned int *value);
+					uint32_t *value);
 enum pm_ret_status pm_pll_set_mode(enum pm_node_id nid, enum pm_pll_mode mode);
 enum pm_ret_status pm_pll_get_mode(enum pm_node_id nid, enum pm_pll_mode *mode);
 enum pm_ret_status pm_efuse_access(uint32_t address_high,
 				   uint32_t address_low, uint32_t *value);
-enum pm_ret_status em_set_action(unsigned int *value);
-enum pm_ret_status em_remove_action(unsigned int *value);
-enum pm_ret_status em_send_errors(unsigned int *value);
-enum pm_ret_status pm_feature_config(unsigned int ioctl_id,
-				     unsigned int config_id,
-				     unsigned int value,
-				     unsigned int *response);
+enum pm_ret_status em_set_action(uint32_t *value);
+enum pm_ret_status em_remove_action(uint32_t *value);
+enum pm_ret_status em_send_errors(uint32_t *value);
+enum pm_ret_status pm_feature_config(uint32_t ioctl_id,
+				     uint32_t config_id,
+				     uint32_t value,
+				     uint32_t *response);
 enum pm_ret_status pm_feature_check(uint32_t api_id, uint32_t *version,
 				    uint32_t *bit_mask, uint8_t len);
 enum pm_ret_status check_api_dependency(uint8_t id);
diff --git a/plat/xilinx/zynqmp/pm_service/pm_client.c b/plat/xilinx/zynqmp/pm_service/pm_client.c
index 3cd48a7..34b931e 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_client.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_client.c
@@ -163,7 +163,7 @@
  *
  * Return:	PM node ID corresponding to the specified interrupt
  */
-static enum pm_node_id irq_to_pm_node(unsigned int irq)
+static enum pm_node_id irq_to_pm_node(uint32_t irq)
 {
 	assert(irq <= IRQ_MAX);
 	return irq_node_map[irq];
@@ -233,7 +233,7 @@
  *
  * Return: pointer to a proc structure if proc is found, otherwise NULL
  */
-const struct pm_proc *pm_get_proc(unsigned int cpuid)
+const struct pm_proc *pm_get_proc(uint32_t cpuid)
 {
 	if (cpuid < ARRAY_SIZE(pm_procs_all)) {
 		return &pm_procs_all[cpuid];
@@ -264,7 +264,7 @@
  *
  * Return: the cpu ID (starting from 0) for the subsystem
  */
-static unsigned int pm_get_cpuid(enum pm_node_id nid)
+static uint32_t pm_get_cpuid(enum pm_node_id nid)
 {
 	for (size_t i = 0; i < ARRAY_SIZE(pm_procs_all); i++) {
 		if (pm_procs_all[i].node_id == nid) {
@@ -283,7 +283,7 @@
  * required prior to sending suspend request to PMU
  * Actions taken depend on the state system is suspending to.
  */
-void pm_client_suspend(const struct pm_proc *proc, unsigned int state)
+void pm_client_suspend(const struct pm_proc *proc, uint32_t state)
 {
 	bakery_lock_get(&pm_client_secure_lock);
 
@@ -326,7 +326,7 @@
  */
 void pm_client_wakeup(const struct pm_proc *proc)
 {
-	unsigned int cpuid = pm_get_cpuid(proc->node_id);
+	uint32_t cpuid = pm_get_cpuid(proc->node_id);
 
 	if (cpuid == UNDEFINED_CPUID) {
 		return;
diff --git a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
index 953bb4a..e51d5fe 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_svc_main.c
@@ -203,9 +203,9 @@
  * Called from sip_svc_setup initialization function with the
  * rt_svc_init signature.
  */
-int pm_setup(void)
+int32_t pm_setup(void)
 {
-	int status, ret;
+	int32_t status, ret;
 
 	status = pm_ipi_init(primary_proc);
 
@@ -291,7 +291,7 @@
 	case PM_REQ_WAKEUP:
 	{
 		/* Use address flag is encoded in the 1st bit of the low-word */
-		unsigned int set_addr = pm_arg[1] & 0x1;
+		uint32_t set_addr = pm_arg[1] & 0x1;
 		uint64_t address = (uint64_t)pm_arg[2] << 32;
 
 		address |= pm_arg[1] & (~0x1);
diff --git a/plat/xilinx/zynqmp/pm_service/pm_svc_main.h b/plat/xilinx/zynqmp/pm_service/pm_svc_main.h
index abadd40..ca5ed62 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_svc_main.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_svc_main.h
@@ -9,7 +9,7 @@
 
 #include "pm_common.h"
 
-int pm_setup(void);
+int32_t pm_setup(void);
 uint64_t pm_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3,
 			uint64_t x4, void *cookie, void *handle,
 			uint64_t flags);