ARM: tegra: fuse: add bct strapping reading

This is used by the memory setup code to pick the right memory
timing table, if needed.

Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-tegra/fuse.h b/arch/arm/mach-tegra/fuse.h
index 7576aaf..d65d2ab 100644
--- a/arch/arm/mach-tegra/fuse.h
+++ b/arch/arm/mach-tegra/fuse.h
@@ -40,6 +40,8 @@
 extern int tegra_core_process_id;
 extern enum tegra_revision tegra_revision;
 
+extern int tegra_bct_strapping;
+
 unsigned long long tegra_chip_uid(void);
 void tegra_init_fuse(void);