board: st: common: migrate trace to dev and log macro

Change pr_* to dev_ or log_ macro and define LOG_CATEGORY.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/board/st/common/stm32mp_dfu.c b/board/st/common/stm32mp_dfu.c
index 9c3d115..5633a6c 100644
--- a/board/st/common/stm32mp_dfu.c
+++ b/board/st/common/stm32mp_dfu.c
@@ -8,6 +8,7 @@
 #include <dm.h>
 #include <dfu.h>
 #include <env.h>
+#include <log.h>
 #include <memalign.h>
 #include <misc.h>
 #include <mtd.h>
@@ -199,7 +200,7 @@
 		ret = 0;
 	}
 #else
-	pr_err("PMIC update not supported");
+	log_err("PMIC update not supported");
 	ret = -EOPNOTSUPP;
 #endif
 
diff --git a/board/st/common/stm32mp_mtdparts.c b/board/st/common/stm32mp_mtdparts.c
index 9f5897f..71a0b44 100644
--- a/board/st/common/stm32mp_mtdparts.c
+++ b/board/st/common/stm32mp_mtdparts.c
@@ -8,6 +8,7 @@
 #include <dm.h>
 #include <env.h>
 #include <env_internal.h>
+#include <log.h>
 #include <mtd.h>
 #include <mtd_node.h>
 #include <tee.h>
@@ -117,7 +118,7 @@
 	for (uclass_first_device(UCLASS_MTD, &dev);
 	     dev;
 	     uclass_next_device(&dev)) {
-		pr_debug("mtd device = %s\n", dev->name);
+		log_debug("mtd device = %s\n", dev->name);
 	}
 
 	if (nor || nand) {
@@ -163,5 +164,5 @@
 	mtd_initialized = true;
 	*mtdids = ids;
 	*mtdparts = parts;
-	debug("%s:mtdids=%s & mtdparts=%s\n", __func__, ids, parts);
+	log_debug("mtdids=%s & mtdparts=%s\n", ids, parts);
 }
diff --git a/board/st/common/stpmic1.c b/board/st/common/stpmic1.c
index a313b81..5fb1be2 100644
--- a/board/st/common/stpmic1.c
+++ b/board/st/common/stpmic1.c
@@ -3,8 +3,11 @@
  * Copyright (C) 2020, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY LOGC_BOARD
+
 #include <common.h>
 #include <dm.h>
+#include <log.h>
 #include <asm/io.h>
 #include <asm/arch/ddr.h>
 #include <linux/bitops.h>
@@ -202,7 +205,7 @@
 
 	/* Check if debug is enabled to program PMIC according to the bit */
 	if (readl(TAMP_BOOT_CONTEXT) & TAMP_BOOT_DEBUG_ON) {
-		printf("Keep debug unit ON\n");
+		log_info("Keep debug unit ON\n");
 
 		pmic_clrsetbits(dev, STPMIC1_BUCKS_MRST_CR,
 				STPMIC1_MRST_BUCK_DEBUG,
diff --git a/board/st/common/stusb160x.c b/board/st/common/stusb160x.c
index e0a2b76..f0385e5 100644
--- a/board/st/common/stusb160x.c
+++ b/board/st/common/stusb160x.c
@@ -6,6 +6,8 @@
  * Copyright (C) 2020, STMicroelectronics - All Rights Reserved
  */
 
+#define LOG_CATEGORY UCLASS_I2C_GENERIC
+
 #include <common.h>
 #include <dm.h>
 #include <i2c.h>