diff --git a/arch/arm/mach-stm32mp/boot_params.c b/arch/arm/mach-stm32mp/boot_params.c
index 37ee9e1612..13322e34d6 100644
--- a/arch/arm/mach-stm32mp/boot_params.c
+++ b/arch/arm/mach-stm32mp/boot_params.c
@@ -3,6 +3,8 @@
  * Copyright (C) 2019, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY LOGC_ARCH
+
 #include <common.h>
 #include <log.h>
 #include <asm/sections.h>
@@ -32,15 +34,15 @@ void save_boot_params(unsigned long r0, unsigned long r1, unsigned long r2,
  */
 void *board_fdt_blob_setup(void)
 {
-	debug("%s: nt_fw_dtb=%lx\n", __func__, nt_fw_dtb);
+	log_debug("%s: nt_fw_dtb=%lx\n", __func__, nt_fw_dtb);
 
 	/* use external device tree only if address is valid */
 	if (nt_fw_dtb >= STM32_DDR_BASE) {
 		if (fdt_magic(nt_fw_dtb) == FDT_MAGIC)
 			return (void *)nt_fw_dtb;
-		debug("%s: DTB not found.\n", __func__);
+		log_debug("%s: DTB not found.\n", __func__);
 	}
-	debug("%s: fall back to builtin DTB, %p\n", __func__, &_end);
+	log_debug("%s: fall back to builtin DTB, %p\n", __func__, &_end);
 
 	return (void *)&_end;
 }
diff --git a/arch/arm/mach-stm32mp/cmd_stm32key.c b/arch/arm/mach-stm32mp/cmd_stm32key.c
index f191085a12..86307a9ae8 100644
--- a/arch/arm/mach-stm32mp/cmd_stm32key.c
+++ b/arch/arm/mach-stm32mp/cmd_stm32key.c
@@ -6,6 +6,7 @@
 #include <common.h>
 #include <command.h>
 #include <console.h>
+#include <log.h>
 #include <misc.h>
 #include <dm/device.h>
 #include <dm/uclass.h>
@@ -34,7 +35,7 @@ static void fuse_hash_value(u32 addr, bool print)
 					  DM_GET_DRIVER(stm32mp_bsec),
 					  &dev);
 	if (ret) {
-		pr_err("Can't find stm32mp_bsec driver\n");
+		log_err("Can't find stm32mp_bsec driver\n");
 		return;
 	}
 
diff --git a/arch/arm/mach-stm32mp/cpu.c b/arch/arm/mach-stm32mp/cpu.c
index 6785ab6b58..b79fa9e4cf 100644
--- a/arch/arm/mach-stm32mp/cpu.c
+++ b/arch/arm/mach-stm32mp/cpu.c
@@ -2,6 +2,9 @@
 /*
  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
  */
+
+#define LOG_CATEGORY LOGC_ARCH
+
 #include <common.h>
 #include <clk.h>
 #include <cpu_func.h>
@@ -463,8 +466,8 @@ static void setup_boot_mode(void)
 	struct udevice *dev;
 	int alias;
 
-	pr_debug("%s: boot_ctx=0x%x => boot_mode=%x, instance=%d forced=%x\n",
-		 __func__, boot_ctx, boot_mode, instance, forced_mode);
+	log_debug("%s: boot_ctx=0x%x => boot_mode=%x, instance=%d forced=%x\n",
+		  __func__, boot_ctx, boot_mode, instance, forced_mode);
 	switch (boot_mode & TAMP_BOOT_DEVICE_MASK) {
 	case BOOT_SERIAL_UART:
 		if (instance > ARRAY_SIZE(serial_addr))
@@ -510,7 +513,7 @@ static void setup_boot_mode(void)
 		env_set("boot_instance", "0");
 		break;
 	default:
-		pr_debug("unexpected boot mode = %x\n", boot_mode);
+		log_debug("unexpected boot mode = %x\n", boot_mode);
 		break;
 	}
 
@@ -537,7 +540,7 @@ static void setup_boot_mode(void)
 	case BOOT_NORMAL:
 		break;
 	default:
-		pr_debug("unexpected forced boot mode = %x\n", forced_mode);
+		log_debug("unexpected forced boot mode = %x\n", forced_mode);
 		break;
 	}
 
@@ -577,14 +580,13 @@ __weak int setup_mac_address(void)
 		enetaddr[i] = ((uint8_t *)&otp)[i];
 
 	if (!is_valid_ethaddr(enetaddr)) {
-		pr_err("invalid MAC address in OTP %pM\n", enetaddr);
+		log_err("invalid MAC address in OTP %pM\n", enetaddr);
 		return -EINVAL;
 	}
-	pr_debug("OTP MAC address = %pM\n", enetaddr);
+	log_debug("OTP MAC address = %pM\n", enetaddr);
 	ret = eth_env_set_enetaddr("ethaddr", enetaddr);
 	if (ret)
-		pr_err("Failed to set mac address %pM from OTP: %d\n",
-		       enetaddr, ret);
+		log_err("Failed to set mac address %pM from OTP: %d\n", enetaddr, ret);
 #endif
 
 	return 0;
diff --git a/arch/arm/mach-stm32mp/dram_init.c b/arch/arm/mach-stm32mp/dram_init.c
index 0e8ce63f4a..32b177bb79 100644
--- a/arch/arm/mach-stm32mp/dram_init.c
+++ b/arch/arm/mach-stm32mp/dram_init.c
@@ -3,6 +3,8 @@
  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY LOGC_ARCH
+
 #include <common.h>
 #include <dm.h>
 #include <image.h>
@@ -21,15 +23,15 @@ int dram_init(void)
 
 	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
 	if (ret) {
-		debug("RAM init failed: %d\n", ret);
+		log_debug("RAM init failed: %d\n", ret);
 		return ret;
 	}
 	ret = ram_get_info(dev, &ram);
 	if (ret) {
-		debug("Cannot get RAM size: %d\n", ret);
+		log_debug("Cannot get RAM size: %d\n", ret);
 		return ret;
 	}
-	debug("RAM init base=%lx, size=%x\n", ram.base, ram.size);
+	log_debug("RAM init base=%lx, size=%x\n", ram.base, ram.size);
 
 	gd->ram_size = ram.size;
 
diff --git a/arch/arm/mach-stm32mp/fdt.c b/arch/arm/mach-stm32mp/fdt.c
index 0de1d82291..aaedeac8d5 100644
--- a/arch/arm/mach-stm32mp/fdt.c
+++ b/arch/arm/mach-stm32mp/fdt.c
@@ -3,6 +3,8 @@
  * Copyright (C) 2019-2020, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY LOGC_ARCH
+
 #include <common.h>
 #include <fdt_support.h>
 #include <log.h>
@@ -172,15 +174,15 @@ static int stm32_fdt_fixup_etzpc(void *fdt, int soc_node)
 		status = (decprot[offset] >> shift) & DECPROT_MASK;
 		addr = array[i];
 
-		debug("ETZPC: 0x%08x decprot %d=%d\n", addr, i, status);
+		log_debug("ETZPC: 0x%08x decprot %d=%d\n", addr, i, status);
 
 		if (addr == ETZPC_RESERVED ||
 		    status == DECPROT_NON_SECURED)
 			continue;
 
 		if (fdt_disable_subnode_by_address(fdt, soc_node, addr))
-			printf("ETZPC: 0x%08x node disabled, decprot %d=%d\n",
-			       addr, i, status);
+			log_notice("ETZPC: 0x%08x node disabled, decprot %d=%d\n",
+				   addr, i, status);
 	}
 
 	return 0;
@@ -194,7 +196,7 @@ static void stm32_fdt_fixup_cpu(void *blob, char *name)
 
 	off = fdt_path_offset(blob, "/cpus");
 	if (off < 0) {
-		printf("%s: couldn't find /cpus node\n", __func__);
+		log_warning("%s: couldn't find /cpus node\n", __func__);
 		return;
 	}
 
@@ -203,7 +205,8 @@ static void stm32_fdt_fixup_cpu(void *blob, char *name)
 		reg = fdtdec_get_addr(blob, off, "reg");
 		if (reg != 0) {
 			fdt_del_node(blob, off);
-			printf("FDT: cpu %d node remove for %s\n", reg, name);
+			log_notice("FDT: cpu %d node remove for %s\n",
+				   reg, name);
 			/* after delete we can't trust the offsets anymore */
 			off = -1;
 		}
@@ -216,8 +219,8 @@ static void stm32_fdt_disable(void *fdt, int offset, u32 addr,
 			      const char *string, const char *name)
 {
 	if (fdt_disable_subnode_by_address(fdt, offset, addr))
-		printf("FDT: %s@%08x node disabled for %s\n",
-		       string, addr, name);
+		log_notice("FDT: %s@%08x node disabled for %s\n",
+			   string, addr, name);
 }
 
 static void stm32_fdt_disable_optee(void *blob)
diff --git a/arch/arm/mach-stm32mp/pwr_regulator.c b/arch/arm/mach-stm32mp/pwr_regulator.c
index 900dee4c38..b9b4c7d439 100644
--- a/arch/arm/mach-stm32mp/pwr_regulator.c
+++ b/arch/arm/mach-stm32mp/pwr_regulator.c
@@ -3,6 +3,8 @@
  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY UCLASS_REGULATOR
+
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
diff --git a/arch/arm/mach-stm32mp/spl.c b/arch/arm/mach-stm32mp/spl.c
index b679b0a645..01776ee99a 100644
--- a/arch/arm/mach-stm32mp/spl.c
+++ b/arch/arm/mach-stm32mp/spl.c
@@ -3,6 +3,8 @@
  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY LOGC_ARCH
+
 #include <common.h>
 #include <cpu_func.h>
 #include <dm.h>
@@ -78,7 +80,7 @@ void spl_display_print(void)
 	 */
 	model = fdt_getprop(gd->fdt_blob, 0, "model", NULL);
 	if (model)
-		printf("Model: %s\n", model);
+		log_info("Model: %s\n", model);
 }
 #endif
 
@@ -96,25 +98,25 @@ void board_init_f(ulong dummy)
 
 	ret = spl_early_init();
 	if (ret) {
-		debug("spl_early_init() failed: %d\n", ret);
+		log_debug("spl_early_init() failed: %d\n", ret);
 		hang();
 	}
 
 	ret = uclass_get_device(UCLASS_CLK, 0, &dev);
 	if (ret) {
-		debug("Clock init failed: %d\n", ret);
+		log_debug("Clock init failed: %d\n", ret);
 		hang();
 	}
 
 	ret = uclass_get_device(UCLASS_RESET, 0, &dev);
 	if (ret) {
-		debug("Reset init failed: %d\n", ret);
+		log_debug("Reset init failed: %d\n", ret);
 		hang();
 	}
 
 	ret = uclass_get_device(UCLASS_PINCTRL, 0, &dev);
 	if (ret) {
-		debug("%s: Cannot find pinctrl device\n", __func__);
+		log_debug("%s: Cannot find pinctrl device\n", __func__);
 		hang();
 	}
 
@@ -123,13 +125,13 @@ void board_init_f(ulong dummy)
 
 	ret = board_early_init_f();
 	if (ret) {
-		debug("board_early_init_f() failed: %d\n", ret);
+		log_debug("board_early_init_f() failed: %d\n", ret);
 		hang();
 	}
 
 	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
 	if (ret) {
-		printf("DRAM init failed: %d\n", ret);
+		log_err("DRAM init failed: %d\n", ret);
 		hang();
 	}
 
