Switch all flash chips to partial write

The inner write functions which handle partial write are renamed to the
original name of their wrappers. The write wrappers are removed.

Corresponding to flashrom svn r1211.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Tested-by: Maciej Pijanka <maciej.pijanka@gmail.com>
Tested-by: Andrew Morgan <ziltro@ziltro.com>
Tested-by: Idwer Vollering <vidwer@gmail.com>
Acked-by: Idwer Vollering <vidwer@gmail.com>
Tested-by: Sean Nelson <audiohacked@gmail.com> 
Acked-by: Sean Nelson <audiohacked@gmail.com> 
diff --git a/m29f400bt.c b/m29f400bt.c
index 2bca04c..7e4f51c 100644
--- a/m29f400bt.c
+++ b/m29f400bt.c
@@ -27,7 +27,8 @@
    0x555 instead of 0x2AA. Do *not* blindly replace with standard JEDEC
    functions. */
 
-int write_page_m29f400bt(struct flashchip *flash, uint8_t *src, int start, int len)
+/* chunksize is 1 */
+int write_m29f400bt(struct flashchip *flash, uint8_t *src, int start, int len)
 {
 	int i;
 	chipaddr bios = flash->virtual_memory;
@@ -139,9 +140,3 @@
 	}
 	return erase_m29f400bt(flash);
 }
-
-/* chunksize is 1 */
-int write_m29f400bt(struct flashchip *flash, uint8_t *buf)
-{
-	return write_page_m29f400bt(flash, buf, 0, flash->total_size * 1024);
-}