diff --git a/include/drivers/delay_timer.h b/include/drivers/delay_timer.h
index 4f3bdc8..0dec626 100644
--- a/include/drivers/delay_timer.h
+++ b/include/drivers/delay_timer.h
@@ -38,7 +38,7 @@
  * The driver must be initialized with a structure that provides a
  * function pointer to return the timer value and a clock
  * multiplier/divider. The ratio of the multiplier and the divider is
- * the clock frequency in MHz.
+ * the clock period in microseconds.
  ********************************************************************/
 
 typedef struct timer_ops {
diff --git a/include/plat/arm/board/common/v2m_def.h b/include/plat/arm/board/common/v2m_def.h
index 7ed0af6..888792e 100644
--- a/include/plat/arm/board/common/v2m_def.h
+++ b/include/plat/arm/board/common/v2m_def.h
@@ -112,6 +112,13 @@
 #define V2M_SP804_TIMER0_BASE		0x1C110000
 #define V2M_SP804_TIMER1_BASE		0x1C120000
 
+/* SP810 controller */
+#define V2M_SP810_BASE			0x1c020000
+#define V2M_SP810_CTRL_TIM0_SEL		(1 << 15)
+#define V2M_SP810_CTRL_TIM1_SEL		(1 << 17)
+#define V2M_SP810_CTRL_TIM2_SEL		(1 << 19)
+#define V2M_SP810_CTRL_TIM3_SEL		(1 << 21)
+
 #define V2M_MAP_FLASH0_RW		MAP_REGION_FLAT(V2M_FLASH0_BASE,\
 						V2M_FLASH0_SIZE,	\
 						MT_DEVICE | MT_RW | MT_SECURE)