fix(st-ddr): correct DDR warnings

Replace %d with %u in logs, to avoid warning when
-Wformat-signedness is enabled.
And correct the order of includes.

Change-Id: I7c711a37fc1deceb8853831a8a09ae50422859c9
Signed-off-by: Yann Gautier <yann.gautier@foss.st.com>
diff --git a/drivers/st/ddr/stm32mp1_ram.c b/drivers/st/ddr/stm32mp1_ram.c
index 064e318..f1e3425 100644
--- a/drivers/st/ddr/stm32mp1_ram.c
+++ b/drivers/st/ddr/stm32mp1_ram.c
@@ -1,15 +1,11 @@
 /*
- * Copyright (C) 2018-2021, STMicroelectronics - All Rights Reserved
+ * Copyright (C) 2018-2022, STMicroelectronics - All Rights Reserved
  *
  * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
  */
 
 #include <errno.h>
 
-#include <libfdt.h>
-
-#include <platform_def.h>
-
 #include <arch_helpers.h>
 #include <common/debug.h>
 #include <common/fdt_wrappers.h>
@@ -18,6 +14,9 @@
 #include <drivers/st/stm32mp1_ddr_helpers.h>
 #include <drivers/st/stm32mp1_ram.h>
 #include <lib/mmio.h>
+#include <libfdt.h>
+
+#include <platform_def.h>
 
 #define DDR_PATTERN	0xAAAAAAAAU
 #define DDR_ANTIPATTERN	0x55555555U
@@ -32,7 +31,7 @@
 
 	ddrphy_clk = clk_get_rate(DDRPHYC);
 
-	VERBOSE("DDR: mem_speed (%d kHz), RCC %ld kHz\n",
+	VERBOSE("DDR: mem_speed (%u kHz), RCC %lu kHz\n",
 		mem_speed, ddrphy_clk / 1000U);
 
 	mem_speed_hz = mem_speed * 1000U;
@@ -44,7 +43,7 @@
 		ddr_clk = mem_speed_hz - ddrphy_clk;
 	}
 	if (ddr_clk > (mem_speed_hz / 10)) {
-		ERROR("DDR expected freq %d kHz, current is %ld kHz\n",
+		ERROR("DDR expected freq %u kHz, current is %lu kHz\n",
 		      mem_speed, ddrphy_clk / 1000U);
 		return -1;
 	}