diff --git a/board/esd/adciop/adciop.c b/board/esd/adciop/adciop.c
index 7a11a12..0f655b7 100644
--- a/board/esd/adciop/adciop.c
+++ b/board/esd/adciop/adciop.c
@@ -79,7 +79,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	return (16 * 1024 * 1024);
 }
diff --git a/board/esd/apc405/apc405.c b/board/esd/apc405/apc405.c
index 2cb743e..83657c8 100644
--- a/board/esd/apc405/apc405.c
+++ b/board/esd/apc405/apc405.c
@@ -423,7 +423,7 @@
 	return 0;
 }
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/ash405/ash405.c b/board/esd/ash405/ash405.c
index 8a5b03b..25360a6 100644
--- a/board/esd/ash405/ash405.c
+++ b/board/esd/ash405/ash405.c
@@ -207,7 +207,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/cms700/cms700.c b/board/esd/cms700/cms700.c
index 3d4f237..ba27c03 100644
--- a/board/esd/cms700/cms700.c
+++ b/board/esd/cms700/cms700.c
@@ -141,7 +141,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/cpci2dp/cpci2dp.c b/board/esd/cpci2dp/cpci2dp.c
index 36bf329..54de0b8 100644
--- a/board/esd/cpci2dp/cpci2dp.c
+++ b/board/esd/cpci2dp/cpci2dp.c
@@ -117,7 +117,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/cpci405/cpci405.c b/board/esd/cpci405/cpci405.c
index 69cb8ce..b856705 100644
--- a/board/esd/cpci405/cpci405.c
+++ b/board/esd/cpci405/cpci405.c
@@ -495,7 +495,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/cpci5200/cpci5200.c b/board/esd/cpci5200/cpci5200.c
index adb8597..20130ac 100644
--- a/board/esd/cpci5200/cpci5200.c
+++ b/board/esd/cpci5200/cpci5200.c
@@ -84,7 +84,7 @@
  *            is something else than 0x00000000.
  */
 
-long int initdram(int board_type)
+phys_size_t initdram(int board_type)
 {
 	ulong dramsize = 0;
 	ulong test1, test2;
diff --git a/board/esd/cpci750/sdram_init.c b/board/esd/cpci750/sdram_init.c
index f43e83f..a479f0f 100644
--- a/board/esd/cpci750/sdram_init.c
+++ b/board/esd/cpci750/sdram_init.c
@@ -1602,7 +1602,7 @@
 
 /* ppcboot interface function to SDRAM init - this is where all the
  * controlling logic happens */
-long int
+phys_size_t
 initdram(int board_type)
 {
 	int s0 = 0, s1 = 0;
diff --git a/board/esd/cpciiser4/cpciiser4.c b/board/esd/cpciiser4/cpciiser4.c
index fcb8cbb..204117e 100644
--- a/board/esd/cpciiser4/cpciiser4.c
+++ b/board/esd/cpciiser4/cpciiser4.c
@@ -186,7 +186,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	return (16 * 1024 * 1024);
 }
diff --git a/board/esd/dasa_sim/dasa_sim.c b/board/esd/dasa_sim/dasa_sim.c
index 2f8ab1a..fb0c77e 100644
--- a/board/esd/dasa_sim/dasa_sim.c
+++ b/board/esd/dasa_sim/dasa_sim.c
@@ -206,7 +206,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	return (16 * 1024 * 1024);
 }
diff --git a/board/esd/dp405/dp405.c b/board/esd/dp405/dp405.c
index 240ab78..bb3baa4 100644
--- a/board/esd/dp405/dp405.c
+++ b/board/esd/dp405/dp405.c
@@ -122,7 +122,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/du405/du405.c b/board/esd/du405/du405.c
index 6943213..78ae4ba 100644
--- a/board/esd/du405/du405.c
+++ b/board/esd/du405/du405.c
@@ -200,7 +200,7 @@
 }
 
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	return (16 * 1024 * 1024);
 }
diff --git a/board/esd/hh405/hh405.c b/board/esd/hh405/hh405.c
index 279d921..802491a 100644
--- a/board/esd/hh405/hh405.c
+++ b/board/esd/hh405/hh405.c
@@ -644,7 +644,7 @@
 }
 
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/hub405/hub405.c b/board/esd/hub405/hub405.c
index 25c8068..03b87c9 100644
--- a/board/esd/hub405/hub405.c
+++ b/board/esd/hub405/hub405.c
@@ -229,7 +229,7 @@
 }
 
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/mecp5200/mecp5200.c b/board/esd/mecp5200/mecp5200.c
index ea49f26..6d776b7 100644
--- a/board/esd/mecp5200/mecp5200.c
+++ b/board/esd/mecp5200/mecp5200.c
@@ -84,7 +84,7 @@
  *            is something else than 0x00000000.
  */
 
-long int initdram(int board_type)
+phys_size_t initdram(int board_type)
 {
 	ulong dramsize = 0;
 	ulong test1, test2;
diff --git a/board/esd/ocrtc/ocrtc.c b/board/esd/ocrtc/ocrtc.c
index 261b8a5..7b0edd5 100644
--- a/board/esd/ocrtc/ocrtc.c
+++ b/board/esd/ocrtc/ocrtc.c
@@ -101,7 +101,7 @@
 }
 
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/pci405/pci405.c b/board/esd/pci405/pci405.c
index c4ab072..f740d59 100644
--- a/board/esd/pci405/pci405.c
+++ b/board/esd/pci405/pci405.c
@@ -358,7 +358,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/pf5200/pf5200.c b/board/esd/pf5200/pf5200.c
index 48b80bf..7970f89 100644
--- a/board/esd/pf5200/pf5200.c
+++ b/board/esd/pf5200/pf5200.c
@@ -84,7 +84,7 @@
  *            is something else than 0x00000000.
  */
 
-long int initdram(int board_type)
+phys_size_t initdram(int board_type)
 {
 	ulong dramsize = 0;
 	ulong test1, test2;
diff --git a/board/esd/plu405/plu405.c b/board/esd/plu405/plu405.c
index 57762b5..fc71e9a 100644
--- a/board/esd/plu405/plu405.c
+++ b/board/esd/plu405/plu405.c
@@ -232,7 +232,7 @@
 }
 
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/pmc405/pmc405.c b/board/esd/pmc405/pmc405.c
index 7499671..326d560 100644
--- a/board/esd/pmc405/pmc405.c
+++ b/board/esd/pmc405/pmc405.c
@@ -157,7 +157,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/pmc440/sdram.c b/board/esd/pmc440/sdram.c
index 624c457..c7294c9 100644
--- a/board/esd/pmc440/sdram.c
+++ b/board/esd/pmc440/sdram.c
@@ -50,7 +50,7 @@
  * initdram -- 440EPx's DDR controller is a DENALI Core
  *
  ************************************************************************/
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 #if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
 #if !defined(CONFIG_NAND_SPL)
diff --git a/board/esd/tasreg/tasreg.c b/board/esd/tasreg/tasreg.c
index 1672400..fabb746 100644
--- a/board/esd/tasreg/tasreg.c
+++ b/board/esd/tasreg/tasreg.c
@@ -77,7 +77,7 @@
 };
 
 
-long int initdram (int board_type) {
+phys_size_t initdram (int board_type) {
 	unsigned long	junk = 0xa5a59696;
 
 	/*
diff --git a/board/esd/voh405/voh405.c b/board/esd/voh405/voh405.c
index 87a5849..5253422 100644
--- a/board/esd/voh405/voh405.c
+++ b/board/esd/voh405/voh405.c
@@ -305,7 +305,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/vom405/vom405.c b/board/esd/vom405/vom405.c
index 8be552e..af8efcf 100644
--- a/board/esd/vom405/vom405.c
+++ b/board/esd/vom405/vom405.c
@@ -129,7 +129,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;
 
diff --git a/board/esd/wuh405/wuh405.c b/board/esd/wuh405/wuh405.c
index dba3ce8..0590fc7 100644
--- a/board/esd/wuh405/wuh405.c
+++ b/board/esd/wuh405/wuh405.c
@@ -205,7 +205,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;