diff --git a/README b/README
index 61cbc82..390ee10 100644
--- a/README
+++ b/README
@@ -3889,7 +3889,7 @@ Configuration Settings:
 		the RAM base is not zero, or RAM is divided into banks,
 		this variable needs to be recalcuated to get the address.
 
-- CONFIG_SYS_MEM_TOP_HIDE (PPC only):
+- CONFIG_SYS_MEM_TOP_HIDE:
 		If CONFIG_SYS_MEM_TOP_HIDE is defined in the board config header,
 		this specified memory area will get subtracted from the top
 		(end) of RAM and won't get "touched" at all by U-Boot. By
@@ -5068,8 +5068,8 @@ This firmware often needs to be loaded during U-Boot booting.
 - CONFIG_SYS_DEBUG_SERVER_DRAM_BLOCK_MIN_SIZE
 	Define minimum DDR size required for debug server image
 
-- CONFIG_SYS_MEM_TOP_HIDE_MIN
-	Define minimum DDR size to be hided from top of the DDR memory
+- CONFIG_SYS_MC_RESERV_MEM_ALIGN
+	Define alignment of reserved memory MC requires
 
 Reproducible builds
 -------------------
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
index cda8d9b..72cb9d9 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
@@ -663,3 +663,21 @@ void reset_cpu(ulong addr)
 	val |= 0x02;
 	scfg_out32(rstcr, val);
 }
+
+unsigned long board_reserve_ram_top(unsigned long ram_size)
+{
+	unsigned long ram_top = ram_size;
+
+/* Carve the Debug Server private DRAM block from the end of DRAM */
+#ifdef CONFIG_FSL_DEBUG_SERVER
+	ram_top -= debug_server_get_dram_block_size();
+#endif
+
+/* Carve the MC private DRAM block from the end of DRAM */
+#ifdef CONFIG_FSL_MC_ENET
+	ram_top -= mc_get_dram_block_size();
+	ram_top &= ~(CONFIG_SYS_MC_RESERV_MEM_ALIGN - 1);
+#endif
+
+	return ram_size - ram_top;
+}
diff --git a/board/freescale/ls2085a/ls2085a.c b/board/freescale/ls2085a/ls2085a.c
index 27481e2..6f4c3d4 100644
--- a/board/freescale/ls2085a/ls2085a.c
+++ b/board/freescale/ls2085a/ls2085a.c
@@ -66,23 +66,6 @@ int arch_misc_init(void)
 }
 #endif
 
-unsigned long get_dram_size_to_hide(void)
-{
-	unsigned long dram_to_hide = 0;
-
-/* Carve the Debug Server private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_DEBUG_SERVER
-	dram_to_hide += debug_server_get_dram_block_size();
-#endif
-
-/* Carve the MC private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_MC_ENET
-	dram_to_hide += mc_get_dram_block_size();
-#endif
-
-	return roundup(dram_to_hide, CONFIG_SYS_MEM_TOP_HIDE_MIN);
-}
-
 int board_eth_init(bd_t *bis)
 {
 	int error = 0;
diff --git a/board/freescale/ls2085aqds/ls2085aqds.c b/board/freescale/ls2085aqds/ls2085aqds.c
index b02d6e8..8898cc3 100644
--- a/board/freescale/ls2085aqds/ls2085aqds.c
+++ b/board/freescale/ls2085aqds/ls2085aqds.c
@@ -251,23 +251,6 @@ int arch_misc_init(void)
 }
 #endif
 
-unsigned long get_dram_size_to_hide(void)
-{
-	unsigned long dram_to_hide = 0;
-
-/* Carve the Debug Server private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_DEBUG_SERVER
-	dram_to_hide += debug_server_get_dram_block_size();
-#endif
-
-/* Carve the MC private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_MC_ENET
-	dram_to_hide += mc_get_dram_block_size();
-#endif
-
-	return roundup(dram_to_hide, CONFIG_SYS_MEM_TOP_HIDE_MIN);
-}
-
 #ifdef CONFIG_FSL_MC_ENET
 void fdt_fixup_board_enet(void *fdt)
 {
diff --git a/board/freescale/ls2085ardb/ls2085ardb.c b/board/freescale/ls2085ardb/ls2085ardb.c
index 18953b8..efddf74 100644
--- a/board/freescale/ls2085ardb/ls2085ardb.c
+++ b/board/freescale/ls2085ardb/ls2085ardb.c
@@ -217,23 +217,6 @@ int arch_misc_init(void)
 }
 #endif
 
-unsigned long get_dram_size_to_hide(void)
-{
-	unsigned long dram_to_hide = 0;
-
-/* Carve the Debug Server private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_DEBUG_SERVER
-	dram_to_hide += debug_server_get_dram_block_size();
-#endif
-
-/* Carve the MC private DRAM block from the end of DRAM */
-#ifdef CONFIG_FSL_MC_ENET
-	dram_to_hide += mc_get_dram_block_size();
-#endif
-
-	return roundup(dram_to_hide, CONFIG_SYS_MEM_TOP_HIDE_MIN);
-}
-
 #ifdef CONFIG_FSL_MC_ENET
 void fdt_fixup_board_enet(void *fdt)
 {
diff --git a/common/board_f.c b/common/board_f.c
index 8061105..369e6da 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -316,6 +316,15 @@ __weak ulong board_get_usable_ram_top(ulong total_size)
 	return gd->ram_top;
 }
 
+__weak ulong board_reserve_ram_top(ulong ram_size)
+{
+#ifdef CONFIG_SYS_MEM_TOP_HIDE
+	return CONFIG_SYS_MEM_TOP_HIDE;
+#else
+	return 0;
+#endif
+}
+
 static int setup_dest_addr(void)
 {
 	debug("Monitor len: %08lX\n", gd->mon_len);
@@ -332,7 +341,6 @@ static int setup_dest_addr(void)
 	 */
 	gd->secure_ram = gd->ram_size;
 #endif
-#if defined(CONFIG_SYS_MEM_TOP_HIDE)
 	/*
 	 * Subtract specified amount of memory to hide so that it won't
 	 * get "touched" at all by U-Boot. By fixing up gd->ram_size
@@ -343,8 +351,8 @@ static int setup_dest_addr(void)
 	 * memory size from the SDRAM controller setup will have to
 	 * get fixed.
 	 */
-	gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
-#endif
+	gd->ram_size -= board_reserve_ram_top(gd->ram_size);
+
 #ifdef CONFIG_SYS_SDRAM_BASE
 	gd->ram_top = CONFIG_SYS_SDRAM_BASE;
 #endif
diff --git a/include/configs/ls2085a_common.h b/include/configs/ls2085a_common.h
index 0011e72..55d6a53 100644
--- a/include/configs/ls2085a_common.h
+++ b/include/configs/ls2085a_common.h
@@ -193,10 +193,9 @@ unsigned long long get_qixis_addr(void);
  * 512MB aligned, so the min size to hide is 512MB.
  */
 #if defined(CONFIG_FSL_MC_ENET) || defined(CONFIG_FSL_DEBUG_SERVER)
-#define CONFIG_SYS_DEBUG_SERVER_DRAM_BLOCK_MIN_SIZE	(256UL * 1024 * 1024)
+#define CONFIG_SYS_DEBUG_SERVER_DRAM_BLOCK_MIN_SIZE	(254UL * 1024 * 1024)
 #define CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE		(256UL * 1024 * 1024)
-#define CONFIG_SYS_MEM_TOP_HIDE_MIN			(512UL * 1024 * 1024)
-#define CONFIG_SYS_MEM_TOP_HIDE		get_dram_size_to_hide()
+#define CONFIG_SYS_MC_RESERV_MEM_ALIGN			(512UL * 1024 * 1024)
 #endif
 
 /* PCIe */
