tegra: i2c: Add function to know about current bus

[u-boot] / include / common.h

diff --git a/include/common.h b/include/common.h
index 126891d6587ae9060e506f5992a13029e0233baa..e5220cf67195972520d51cf96cb0e540aec7b4f2 100644 (file)
--- a/include/common.h
+++ b/include/common.h
@@ -750,6 +750,10 @@ void       irq_install_handler(int, interrupt_handler_t *, void *);
 void   irq_free_handler   (int);
 void   reset_timer        (void);
 ulong  get_timer          (ulong base);
+
+/* Return value of monotonic microsecond timer */
+unsigned long timer_get_us(void);
+
 void   enable_interrupts  (void);
 int    disable_interrupts (void);