disk: define HAVE_BLOCK_DEVICE in a common place

This set of ifdefs is used in a number of places. Move its definition
somewhere common so it doesn't have to be repeated.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Tom Rini <trini@ti.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/disk/part.c b/disk/part.c
index 58a4563..d73625c 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -35,16 +35,6 @@
 #define PRINTF(fmt,args...)
 #endif
 
-/* Rather than repeat this expression each time, add a define for it */
-#if (defined(CONFIG_CMD_IDE) || \
-     defined(CONFIG_CMD_SATA) || \
-     defined(CONFIG_CMD_SCSI) || \
-     defined(CONFIG_CMD_USB) || \
-     defined(CONFIG_MMC) || \
-     defined(CONFIG_SYSTEMACE) )
-#define HAVE_BLOCK_DEVICE
-#endif
-
 struct block_drvr {
 	char *name;
 	block_dev_desc_t* (*get_dev)(int dev);
diff --git a/disk/part_amiga.c b/disk/part_amiga.c
index dc7d462..0e6d82d 100644
--- a/disk/part_amiga.c
+++ b/disk/part_amiga.c
@@ -26,11 +26,7 @@
 #include <ide.h>
 #include "part_amiga.h"
 
-#if defined(CONFIG_CMD_IDE) || \
-    defined(CONFIG_CMD_SCSI) || \
-    defined(CONFIG_CMD_USB) || \
-    defined(CONFIG_MMC) || \
-    defined(CONFIG_SYSTEMACE)
+#ifdef HAVE_BLOCK_DEVICE
 
 #undef AMIGA_DEBUG
 
diff --git a/disk/part_dos.c b/disk/part_dos.c
index 3fe901b..37087a6 100644
--- a/disk/part_dos.c
+++ b/disk/part_dos.c
@@ -35,12 +35,7 @@
 #include <ide.h>
 #include "part_dos.h"
 
-#if defined(CONFIG_CMD_IDE) || \
-    defined(CONFIG_CMD_SATA) || \
-    defined(CONFIG_CMD_SCSI) || \
-    defined(CONFIG_CMD_USB) || \
-    defined(CONFIG_MMC) || \
-    defined(CONFIG_SYSTEMACE)
+#ifdef HAVE_BLOCK_DEVICE
 
 /* Convert char[4] in little endian format to the host format integer
  */
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 7665017..b3fd0e9 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -39,13 +39,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#if defined(CONFIG_CMD_IDE) || \
-    defined(CONFIG_CMD_SATA) || \
-    defined(CONFIG_CMD_SCSI) || \
-    defined(CONFIG_CMD_USB) || \
-    defined(CONFIG_MMC) || \
-    defined(CONFIG_SYSTEMACE)
-
+#ifdef HAVE_BLOCK_DEVICE
 /**
  * efi_crc32() - EFI version of crc32 function
  * @buf: buffer to calculate crc32 of
diff --git a/disk/part_iso.c b/disk/part_iso.c
index 4401790..49639af 100644
--- a/disk/part_iso.c
+++ b/disk/part_iso.c
@@ -25,12 +25,7 @@
 #include <command.h>
 #include "part_iso.h"
 
-#if defined(CONFIG_CMD_IDE) || \
-    defined(CONFIG_CMD_SCSI) || \
-    defined(CONFIG_CMD_SATA) || \
-    defined(CONFIG_CMD_USB) || \
-    defined(CONFIG_MMC) || \
-    defined(CONFIG_SYSTEMACE)
+#ifdef HAVE_BLOCK_DEVICE
 
 /* #define	ISO_PART_DEBUG */
 
diff --git a/disk/part_mac.c b/disk/part_mac.c
index cb443ac..74dc12f 100644
--- a/disk/part_mac.c
+++ b/disk/part_mac.c
@@ -34,12 +34,7 @@
 #include <ide.h>
 #include "part_mac.h"
 
-#if defined(CONFIG_CMD_IDE) || \
-    defined(CONFIG_CMD_SCSI) || \
-    defined(CONFIG_CMD_SATA) || \
-    defined(CONFIG_CMD_USB) || \
-    defined(CONFIG_MMC) || \
-    defined(CONFIG_SYSTEMACE)
+#ifdef HAVE_BLOCK_DEVICE
 
 /* stdlib.h causes some compatibility problems; should fixe these! -- wd */
 #ifndef __ldiv_t_defined