diff --git a/arch/mips/lib/boot.c b/arch/mips/lib/boot.c
index db862f6..6ef9109 100644
--- a/arch/mips/lib/boot.c
+++ b/arch/mips/lib/boot.c
@@ -17,7 +17,7 @@
 	 * whole SDRAM area, since we don't know the size of the image
 	 * that was loaded.
 	 */
-	flush_cache(gd->bd->bi_memstart, gd->ram_top - gd->bd->bi_memstart);
+	flush_cache(gd->ram_base, gd->ram_top - gd->ram_base);
 
 	return entry(argc, argv);
 }
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c
index 0a13f6e..d5c99d8 100644
--- a/arch/mips/lib/bootm.c
+++ b/arch/mips/lib/bootm.c
@@ -242,7 +242,7 @@
 #if CONFIG_IS_ENABLED(MIPS_BOOT_FDT) && CONFIG_IS_ENABLED(OF_LIBFDT)
 int arch_fixup_fdt(void *blob)
 {
-	u64 mem_start = virt_to_phys((void *)gd->bd->bi_memstart);
+	u64 mem_start = virt_to_phys((void *)gd->ram_base);
 	u64 mem_size = gd->ram_size;
 
 	return fdt_fixup_memory_banks(blob, &mem_start, &mem_size, 1);
diff --git a/arch/powerpc/cpu/mpc83xx/fdt.c b/arch/powerpc/cpu/mpc83xx/fdt.c
index ebdedb2..4ea7b27 100644
--- a/arch/powerpc/cpu/mpc83xx/fdt.c
+++ b/arch/powerpc/cpu/mpc83xx/fdt.c
@@ -121,7 +121,7 @@
                 "clock-frequency", get_serial_clock(), 1);
 #endif
 
-	fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+	fdt_fixup_memory(blob, (u64)gd->ram_base, (u64)gd->ram_size);
 
 #if defined(CONFIG_BOOTCOUNT_LIMIT) && \
 	(defined(CONFIG_QE) && !defined(CONFIG_ARCH_MPC831X))
diff --git a/arch/powerpc/cpu/mpc83xx/traps.c b/arch/powerpc/cpu/mpc83xx/traps.c
index c3cc119..ea8bc6c 100644
--- a/arch/powerpc/cpu/mpc83xx/traps.c
+++ b/arch/powerpc/cpu/mpc83xx/traps.c
@@ -23,7 +23,7 @@
 /* Returns 0 if exception not found and fixup otherwise.  */
 extern unsigned long search_exception_table(unsigned long);
 
-#define END_OF_MEM	(gd->bd->bi_memstart + gd->bd->bi_memsize)
+#define END_OF_MEM	(gd->ram_base + gd->ram_size)
 
 /*
  * Trap & Exception support
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index 9569c1a..0d8353c 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -672,10 +672,10 @@
 		"clock-frequency", get_bus_freq(0), 1);
 #endif
 
-	fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+	fdt_fixup_memory(blob, (u64)gd->ram_base, (u64)gd->ram_size);
 
 #ifdef CONFIG_MP
-	ft_fixup_cpu(blob, (u64)bd->bi_memstart + (u64)bd->bi_memsize);
+	ft_fixup_cpu(blob, (u64)gd->ram_base + (u64)gd->ram_size);
 	ft_fixup_num_cores(blob);
 #endif
 
diff --git a/arch/powerpc/cpu/mpc85xx/traps.c b/arch/powerpc/cpu/mpc85xx/traps.c
index f37a45e..db6ed1f 100644
--- a/arch/powerpc/cpu/mpc85xx/traps.c
+++ b/arch/powerpc/cpu/mpc85xx/traps.c
@@ -37,7 +37,7 @@
  * amount of memory on the system if we're unable to keep all
  * the memory mapped in.
  */
-#define END_OF_MEM (gd->bd->bi_memstart + get_effective_memsize())
+#define END_OF_MEM	(gd->ram_base + get_effective_memsize())
 
 static __inline__ void set_tsr(unsigned long val)
 {
diff --git a/arch/powerpc/cpu/mpc86xx/fdt.c b/arch/powerpc/cpu/mpc86xx/fdt.c
index 24e5311..010b6d4 100644
--- a/arch/powerpc/cpu/mpc86xx/fdt.c
+++ b/arch/powerpc/cpu/mpc86xx/fdt.c
@@ -8,6 +8,8 @@
 #include <fdt_support.h>
 #include <asm/mp.h>
 
+DECLARE_GLOBAL_DATA_PTR;
+
 extern void ft_fixup_num_cores(void *blob);
 extern void ft_srio_setup(void *blob);
 
@@ -27,7 +29,7 @@
 	do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
 			     "bus-frequency", bd->bi_busfreq, 1);
 
-	fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+	fdt_fixup_memory(blob, (u64)gd->ram_base, (u64)gd->ram_size);
 
 #ifdef CONFIG_SYS_NS16550
 	do_fixup_by_compat_u32(blob, "ns16550",
diff --git a/arch/powerpc/cpu/mpc86xx/traps.c b/arch/powerpc/cpu/mpc86xx/traps.c
index c0161e3..3ee0ec8 100644
--- a/arch/powerpc/cpu/mpc86xx/traps.c
+++ b/arch/powerpc/cpu/mpc86xx/traps.c
@@ -30,7 +30,7 @@
  * amount of memory on the system if we're unable to keep all
  * the memory mapped in.
  */
-#define END_OF_MEM (gd->bd->bi_memstart + get_effective_memsize())
+#define END_OF_MEM	(gd->ram_base + get_effective_memsize())
 
 /*
  * Trap & Exception support
diff --git a/arch/powerpc/cpu/mpc8xx/fdt.c b/arch/powerpc/cpu/mpc8xx/fdt.c
index 4d952a3..226e258 100644
--- a/arch/powerpc/cpu/mpc8xx/fdt.c
+++ b/arch/powerpc/cpu/mpc8xx/fdt.c
@@ -25,5 +25,5 @@
 	do_fixup_by_compat_u32(blob, "fsl,cpm-brg", "clock-frequency",
 			       gd->arch.brg_clk, 1);
 
-	fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+	fdt_fixup_memory(blob, (u64)gd->ram_base, (u64)gd->ram_size);
 }
diff --git a/arch/powerpc/lib/bootm.c b/arch/powerpc/lib/bootm.c
index 8c8ed99..b903e6e 100644
--- a/arch/powerpc/lib/bootm.c
+++ b/arch/powerpc/lib/bootm.c
@@ -298,8 +298,8 @@
 	if (!images->ft_addr)
 		return;
 
-	base = (u64)gd->bd->bi_memstart;
-	size = (u64)gd->bd->bi_memsize;
+	base = (u64)gd->ram_base;
+	size = (u64)gd->ram_size;
 
 	off = fdt_path_offset(images->ft_addr, "/memory");
 	if (off < 0)
diff --git a/arch/xtensa/lib/bootm.c b/arch/xtensa/lib/bootm.c
index 458eaf9..0e56450 100644
--- a/arch/xtensa/lib/bootm.c
+++ b/arch/xtensa/lib/bootm.c
@@ -41,15 +41,14 @@
 
 static struct bp_tag *setup_memory_tag(struct bp_tag *params)
 {
-	struct bd_info *bd = gd->bd;
 	struct meminfo *mem;
 
 	params->id = BP_TAG_MEMORY;
 	params->size = sizeof(struct meminfo);
 	mem = (struct meminfo *)params->data;
 	mem->type = MEMORY_TYPE_CONVENTIONAL;
-	mem->start = bd->bi_memstart;
-	mem->end = bd->bi_memstart + bd->bi_memsize;
+	mem->start = PHYSADDR(gd->ram_base);
+	mem->end = PHYSADDR(gd->ram_base + gd->ram_size);
 
 	printf("   MEMORY:          tag:0x%04x, type:0X%lx, start:0X%lx, end:0X%lx\n",
 	       BP_TAG_MEMORY, mem->type, mem->start, mem->end);