sb700: Make get_sbdn into normal function

Change-Id: If665c18c2866290e2cf4a38cc7baadb0f8f3f6b8
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7377
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/southbridge/amd/sb700/early_setup.c

@@ -219,7 +219,7 @@ void sb7xx_51xx_disable_wideio(u8 wio_index)
 }
 
 /* what is its usage? */
-u32 __attribute__ ((weak)) get_sbdn(u32 bus)
+u32 get_sbdn(u32 bus)
 {
 	device_t dev;
 

src/southbridge/amd/sb700/sb700.h

@@ -78,6 +78,6 @@ void sb7xx_51xx_setup_sata_phys(struct device *dev);
 int s3_save_nvram_early(u32 dword, int size, int  nvram_pos);
 int s3_load_nvram_early(int size, u32 *old_dword, int nvram_pos);
 
-u32 __attribute__ ((weak)) get_sbdn(u32 bus);
+u32 get_sbdn(u32 bus);
 void __attribute__((weak)) enable_fid_change_on_sb(u32 sbbusn, u32 sbdn);
 #endif /* SB700_H */